63 Infrastructure Security jobs in Hong Kong

1 month ago Be among the first 25 applicants

• Work as Network Consultant to work on Network infrastructure projects;
• Manage team for solution deployments;
• Handle Network infrastructure migrations;
• Work closely with Project Managers;
  

• Work as Network Consultant to work on Network infrastructure projects;
• Manage team for solution deployments;
• Handle Network infrastructure migrations;
• Work closely with Project Managers;
  

• Degree or above in Computer Science or IT related disciplines;
• 6 years or above experience in network infrastructure / security / wireless LAN infrastructure;
• Network experience on Cisco / Juniper / Huawei / H3C / Ruckus / HPE / Fortinet products;
• Hands-on experience on Cisco / Juniper / Huawei / HPE is preferred;
• Cisco CCIE / Huawei HCIE Level or equivalent is preferred;
• Security and WLAN experience may also be considered;
• Able to work independently;
• Good command in both spoken English and Chinese;
• Candidates with more experience may be considered as Senior Network Consultant

• Seniority level Mid-Senior level

• Employment type Full-time

• Job function Information Technology
• Industries IT Services and IT Consulting

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Shenzhen, Guangdong, China CN¥7,000.00-CN¥0,000.00 2 years ago

Shenzhen, Guangdong, China CN 5,000.00-CN 0,000.00 1 year ago

Central & Western District, Hong Kong SAR 1 week ago

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Join to apply for the Infrastructure Specialist (Cloud / Network / Security) role at TEKsystems

5 days ago Be among the first 25 applicants

Join to apply for the Infrastructure Specialist (Cloud / Network / Security) role at TEKsystems

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• Administer and maintain the departmental network infrastructure, including switches, routers, firewalls, load balancers, and other network appliances.
• Provide technical advice and support services for the department's internet and intranet, as well as the management of LAN and WAN networks.
• Manage and coordinate the work of subordinate team members to ensure effective network support services across headquarters and remote office locations.
• Offer technical support and guidance for IT planning and IT security initiatives within the department.
• Administer and maintain the department's virtual private network (VPN) infrastructure, providing technical advice and support services as needed.
• Manage vendor relationships and oversee the delivery of various network-related services, such as intrusion detection and departmental portal management.
• Manage IT projects and vendor engagements to ensure high-quality deliverables and smooth project execution.
  
  

• Large scale of project experience
• Stable working environment
• Competitive Package
  
  

• Administer and maintain the departmental network infrastructure, including switches, routers, firewalls, load balancers, and other network appliances.
• Provide technical advice and support services for the department's internet and intranet, as well as the management of LAN and WAN networks.
• Manage and coordinate the work of subordinate team members to ensure effective network support services across headquarters and remote office locations.
• Offer technical support and guidance for IT planning and IT security initiatives within the department.
• Administer and maintain the department's virtual private network (VPN) infrastructure, providing technical advice and support services as needed.
• Manage vendor relationships and oversee the delivery of various network-related services, such as intrusion detection and departmental portal management.
• Manage IT projects and vendor engagements to ensure high-quality deliverables and smooth project execution.
  
  

• Degree or above in Computing or IT-related disciplines
• 5+ years of experience in server virtualization, Windows, Linux and/or Unix, SAN as well as LAN/WAN technology
• Wintel - Familiar with Microsoft, infrastructure, Exchange, Active Directory and , support Server /Network,
• Network - Hands-on experience with network devices setup, configuration & troubleshooting, such as Cisco routers and switches, Juniper firewalls, and load balancers. Experience in Huawei product is a plus
• Security - Working experience in monitoring vendor performance, conducting security risk assessment audits, and supporting network intrusion detection services. Experience with leading security technologies such as SIEM, DLP, IAM, SASE and vulnerability management is an advantage
• Holder certifications in Network / Cloud / Cybersecurity such as AWS Cloud, PCNSE, CCNA, CCNP, CISSP, CISA, CISM or CEH etc. is advantage
• Hands-on experience in cloud networking infrastructure design and maintenance is an advantage
• Excellent organizing, analytical, detail-minded and problem solving skills, good team player with strong interpersonal skills,
• Good communication in both Cantonese & English, both written and oral
• More experience will be regarded as Senior role

• Seniority level Not Applicable

• Employment type Contract

• Job function Information Technology
• Industries IT Services and IT Consulting

Referrals increase your chances of interviewing at TEKsystems by 2x

Central & Western District, Hong Kong SAR 1 month ago

Central & Western District, Hong Kong SAR 2 weeks ago

Eastern District, Hong Kong SAR 2 weeks ago

Central & Western District, Hong Kong SAR 1 day ago

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Join to apply for the Infrastructure Specialist (Cloud / Network / Security) role at TEKsystems

5 days ago Be among the first 25 applicants

Join to apply for the Infrastructure Specialist (Cloud / Network / Security) role at TEKsystems

Get AI-powered advice on this job and more exclusive features.

• Administer and maintain the departmental network infrastructure, including switches, routers, firewalls, load balancers, and other network appliances.
• Provide technical advice and support services for the department's internet and intranet, as well as the management of LAN and WAN networks.
• Manage and coordinate the work of subordinate team members to ensure effective network support services across headquarters and remote office locations.
• Offer technical support and guidance for IT planning and IT security initiatives within the department.
• Administer and maintain the department's virtual private network (VPN) infrastructure, providing technical advice and support services as needed.
• Manage vendor relationships and oversee the delivery of various network-related services, such as intrusion detection and departmental portal management.
• Manage IT projects and vendor engagements to ensure high-quality deliverables and smooth project execution.
  

• Large scale of project experience
• Stable working environment
• Competitive Package
  

• Administer and maintain the departmental network infrastructure, including switches, routers, firewalls, load balancers, and other network appliances.
• Provide technical advice and support services for the department's internet and intranet, as well as the management of LAN and WAN networks.
• Manage and coordinate the work of subordinate team members to ensure effective network support services across headquarters and remote office locations.
• Offer technical support and guidance for IT planning and IT security initiatives within the department.
• Administer and maintain the department's virtual private network (VPN) infrastructure, providing technical advice and support services as needed.
• Manage vendor relationships and oversee the delivery of various network-related services, such as intrusion detection and departmental portal management.
• Manage IT projects and vendor engagements to ensure high-quality deliverables and smooth project execution.
  

• Degree or above in Computing or IT-related disciplines
• 5+ years of experience in server virtualization, Windows, Linux and/or Unix, SAN as well as LAN/WAN technology
• Wintel - Familiar with Microsoft, infrastructure, Exchange, Active Directory and , support Server /Network,
• Network - Hands-on experience with network devices setup, configuration & troubleshooting, such as Cisco routers and switches, Juniper firewalls, and load balancers. Experience in Huawei product is a plus
• Security - Working experience in monitoring vendor performance, conducting security risk assessment audits, and supporting network intrusion detection services. Experience with leading security technologies such as SIEM, DLP, IAM, SASE and vulnerability management is an advantage
• Holder certifications in Network / Cloud / Cybersecurity such as AWS Cloud, PCNSE, CCNA, CCNP, CISSP, CISA, CISM or CEH etc. is advantage
• Hands-on experience in cloud networking infrastructure design and maintenance is an advantage
• Excellent organizing, analytical, detail-minded and problem solving skills, good team player with strong interpersonal skills,
• Good communication in both Cantonese & English, both written and oral
• More experience will be regarded as Senior role

• Seniority level Not Applicable

• Employment type Contract

• Job function Information Technology
• Industries IT Services and IT Consulting

Referrals increase your chances of interviewing at TEKsystems by 2x

Central & Western District, Hong Kong SAR 1 month ago

Central & Western District, Hong Kong SAR 2 weeks ago

Eastern District, Hong Kong SAR 2 weeks ago

Central & Western District, Hong Kong SAR 1 day ago

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2 days ago Be among the first 25 applicants

• Configure and manage network security tools, such as firewalls, intrusion prevention systems (IPS), network detection and response (NDR) appliances, network taps, network threat analysis (NTA) brokers, network packet brokers (NPBs), and SSL decryption technology, for data center projects.
• Integrate newly implemented network security infrastructure with the Security Operations Center (SOC) to ensure effective threat detection and incident response.
• Develop standard operating procedures and technical guidelines, and contribute to process and quality improvements.
• Collaborate with teams and vendors to address technical support and change management issues.
• Create project documentation, test plans, and briefings, and coordinate disaster recovery (DR) drills and user acceptance testing (UAT).
• Provide on-call support for emergencies or ad-hoc requests outside regular office hours when necessary.

Requirements

• Bachelor’s degree in Information Technology, Computer Science, or a related field.
• At least 1 year of hands-on experience with network security tools, with proficiency in at least two of the following: firewalls, IPS, NDR appliances, network taps, NTA brokers, NPBs, or SSL decryption technology.
• CCNA or CISSP certification preferred.
• Strong problem-solving and interpersonal skills, with a focus on customer service.
• Ability to work independently in a fast-paced environment and meet tight deadlines.
• Fluent in spoken and written English; Mandarin proficiency is a plus.

• Seniority level Associate

• Employment type Contract

• Job function Engineering and Information Technology
• Industries Computer and Network Security, IT Services and IT Consulting, and IT System Operations and Maintenance

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Get notified about new Network Security Engineer jobs in Hong Kong, Hong Kong SAR .

Wan Chai District, Hong Kong SAR HK$30,000.00-HK$45,000.00 21 hours ago

Wan Chai District, Hong Kong SAR 2 weeks ago

Eastern District, Hong Kong SAR 2 weeks ago

Central & Western District, Hong Kong SAR 4 weeks ago

Central & Western District, Hong Kong SAR 1 week ago

Wan Chai District, Hong Kong SAR 2 weeks ago

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2 days ago Be among the first 25 applicants

• Configure and manage network security tools, such as firewalls, intrusion prevention systems (IPS), network detection and response (NDR) appliances, network taps, network threat analysis (NTA) brokers, network packet brokers (NPBs), and SSL decryption technology, for data center projects.
• Integrate newly implemented network security infrastructure with the Security Operations Center (SOC) to ensure effective threat detection and incident response.
• Develop standard operating procedures and technical guidelines, and contribute to process and quality improvements.
• Collaborate with teams and vendors to address technical support and change management issues.
• Create project documentation, test plans, and briefings, and coordinate disaster recovery (DR) drills and user acceptance testing (UAT).
• Provide on-call support for emergencies or ad-hoc requests outside regular office hours when necessary.

Requirements

• Bachelor’s degree in Information Technology, Computer Science, or a related field.
• At least 1 year of hands-on experience with network security tools, with proficiency in at least two of the following: firewalls, IPS, NDR appliances, network taps, NTA brokers, NPBs, or SSL decryption technology.
• CCNA or CISSP certification preferred.
• Strong problem-solving and interpersonal skills, with a focus on customer service.
• Ability to work independently in a fast-paced environment and meet tight deadlines.
• Fluent in spoken and written English; Mandarin proficiency is a plus.

• Seniority level Associate

• Employment type Contract

• Job function Engineering and Information Technology
• Industries Computer and Network Security, IT Services and IT Consulting, and IT System Operations and Maintenance

Referrals increase your chances of interviewing at One Advisors by 2x

Get notified about new Network Security Engineer jobs in Hong Kong, Hong Kong SAR .

Wan Chai District, Hong Kong SAR HK$30,000.00-HK$45,000.00 21 hours ago

Wan Chai District, Hong Kong SAR 2 weeks ago

Eastern District, Hong Kong SAR 2 weeks ago

Central & Western District, Hong Kong SAR 4 weeks ago

Central & Western District, Hong Kong SAR 1 week ago

Wan Chai District, Hong Kong SAR 2 weeks ago

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Join to apply for the Security Engineer, Product Security role at Chainlink Labs

Join to apply for the Security Engineer, Product Security role at Chainlink Labs

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About Us

Chainlink Labs is the primary contributing developer of Chainlink, the decentralized computing platform powering the verifiable web. Chainlink is the industry-standard platform for providing access to real-world data, offchain computation, and secure cross-chain interoperability across any blockchain. Chainlink Labs helps power verifiable applications for banking, DeFi, global trade, and gaming by collaborating with some of the world’s largest financial institutions, notably Swift, DTCC, and ANZ. Chainlink Labs also works with top Web3 teams, including Aave, Compound, GMX, Maker, and Synthetix. Chainlink Labs was ranked as one of the

About Us

Chainlink Labs is the primary contributing developer of Chainlink, the decentralized computing platform powering the verifiable web. Chainlink is the industry-standard platform for providing access to real-world data, offchain computation, and secure cross-chain interoperability across any blockchain. Chainlink Labs helps power verifiable applications for banking, DeFi, global trade, and gaming by collaborating with some of the world’s largest financial institutions, notably Swift, DTCC, and ANZ. Chainlink Labs also works with top Web3 teams, including Aave, Compound, GMX, Maker, and Synthetix. Chainlink Labs was ranked as one of the Global Top 100 Most Loved Workplaces by Newsweek 2025.

The Security Team

The security department is the guardian of Chainlink Labs’ people and infrastructure. Its principal objective is to safeguard Chainlink Labs and its assets against potential threats from any external or internal source. This mission is accomplished through a combination of specialized security engineering, the deployment of cutting-edge technologies, forward-thinking policy development, and the training of highly skilled, security-aware personnel throughout the entire organization.

As an indispensable component of the larger organization, the team seeks to promote a widely understood culture of security, safeguarding our most valuable assets while remaining agile and accessible to all employees and the community.

About The Role

The Chainlink Labs Product Security team is looking for a driven and passionate Security Engineer to join our rapidly expanding team. You will help design and advise other teams on secure and scalable architectures, assist with their implementation, and develop entirely new and novel systems that protect Chainlink and the Web3 ecosystem. You’ll have the opportunity to help shape and secure the next generation of Web3 products and infrastructure.

What You Will Do

• Build security tools and controls that are deployed across the company
• Design, develop, and deploy new core security features to public Chainlink products like the Chainlink core node
• Define new processes and systems that make attacks on our networks hard to execute and easy to detect
• Immerse yourself in Chainlink’s upcoming engineering and non-engineering projects and ensure security is fundamental to their design and functionality
• Help define, shape, and achieve the company’s broader security goals
  
  

• Experience in Go or Rust
• Experience in a security related function
• Experience building security software or securing enterprise systems
• Comfortable with *nix operating systems (including macOS)
• Ability to adapt to fast changing environment and set of technologies
  
  

• Experience writing or auditing Solidity
• Experience auditing or securing frontends (React, NPM)
• Strong understanding of cryptography, including concepts such as TLS, FIDO, encryption, and public key cryptography
• Familiarity with security analysis tooling and frameworks
• Enthusiasm for the Ethereum (and other EVM compatible networks) with experience in tooling development, hardware wallets, and deployments
• Experience working on open source software with a GitHub history to prove it
  
  

• Seniority level Entry level

• Employment type Full-time

• Job function Information Technology
• Industries Technology, Information and Internet

Referrals increase your chances of interviewing at Chainlink Labs by 2x

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Join to apply for the Security Engineer, Product Security role at Chainlink Labs

Join to apply for the Security Engineer, Product Security role at Chainlink Labs

Get AI-powered advice on this job and more exclusive features.

About Us
Chainlink Labs is the primary contributing developer of Chainlink, the decentralized computing platform powering the verifiable web. Chainlink is the industry-standard platform for providing access to real-world data, offchain computation, and secure cross-chain interoperability across any blockchain. Chainlink Labs helps power verifiable applications for banking, DeFi, global trade, and gaming by collaborating with some of the world’s largest financial institutions, notably Swift, DTCC, and ANZ. Chainlink Labs also works with top Web3 teams, including Aave, Compound, GMX, Maker, and Synthetix. Chainlink Labs was ranked as one of the

About Us
Chainlink Labs is the primary contributing developer of Chainlink, the decentralized computing platform powering the verifiable web. Chainlink is the industry-standard platform for providing access to real-world data, offchain computation, and secure cross-chain interoperability across any blockchain. Chainlink Labs helps power verifiable applications for banking, DeFi, global trade, and gaming by collaborating with some of the world’s largest financial institutions, notably Swift, DTCC, and ANZ. Chainlink Labs also works with top Web3 teams, including Aave, Compound, GMX, Maker, and Synthetix. Chainlink Labs was ranked as one of the Global Top 100 Most Loved Workplaces by Newsweek 2025.
The Security Team
The security department is the guardian of Chainlink Labs’ people and infrastructure. Its principal objective is to safeguard Chainlink Labs and its assets against potential threats from any external or internal source. This mission is accomplished through a combination of specialized security engineering, the deployment of cutting-edge technologies, forward-thinking policy development, and the training of highly skilled, security-aware personnel throughout the entire organization.
As an indispensable component of the larger organization, the team seeks to promote a widely understood culture of security, safeguarding our most valuable assets while remaining agile and accessible to all employees and the community.
About The Role
The Chainlink Labs Product Security team is looking for a driven and passionate Security Engineer to join our rapidly expanding team. You will help design and advise other teams on secure and scalable architectures, assist with their implementation, and develop entirely new and novel systems that protect Chainlink and the Web3 ecosystem. You’ll have the opportunity to help shape and secure the next generation of Web3 products and infrastructure.
What You Will Do

• Build security tools and controls that are deployed across the company
• Design, develop, and deploy new core security features to public Chainlink products like the Chainlink core node
• Define new processes and systems that make attacks on our networks hard to execute and easy to detect
• Immerse yourself in Chainlink’s upcoming engineering and non-engineering projects and ensure security is fundamental to their design and functionality
• Help define, shape, and achieve the company’s broader security goals
  

• Experience in Go or Rust
• Experience in a security related function
• Experience building security software or securing enterprise systems
• Comfortable with *nix operating systems (including macOS)
• Ability to adapt to fast changing environment and set of technologies
  

• Experience writing or auditing Solidity
• Experience auditing or securing frontends (React, NPM)
• Strong understanding of cryptography, including concepts such as TLS, FIDO, encryption, and public key cryptography
• Familiarity with security analysis tooling and frameworks
• Enthusiasm for the Ethereum (and other EVM compatible networks) with experience in tooling development, hardware wallets, and deployments
• Experience working on open source software with a GitHub history to prove it
  

• Seniority level Entry level

• Employment type Full-time

• Job function Information Technology
• Industries Technology, Information and Internet

Referrals increase your chances of interviewing at Chainlink Labs by 2x

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Our client, a leading international investment bank, seeks a skilled technology professional to support global strategic initiatives by implementing and maintaining cutting-edge technology platforms.

Responsibilities:

• Deploy, manage, and optimize security technologies, including Firewalls, IPS, Proxy, WAF, EDR, DDoS mitigation, and NAC.
• Oversee the installation, monitoring, maintenance, and support of all network infrastructure.
• Conduct regular audits of firewall, proxy, and WAF configurations and rules.
• Administer VPN solutions to provide secure remote access.
• Monitor network performance and security, troubleshooting issues and performing necessary maintenance.
• Execute vulnerability assessments and risk analyses to identify potential threats.
• Maintain accurate technical documentation, security policies, and incident reports.
• Collaborate with IT teams to integrate security measures across the network.
• Provide technical guidance and mentorship to team members.
• Available for occasional after-hours work for changes and incident resolution.

Requirements

• 5+ years in network security operations, design, and troubleshooting.
• Bachelor’s degree in Computer Science, IT, or a related field.
• Relevant certifications (e.g., CCNA, CCNP, CISSP, CISM) are a plus.
• Proven experience with enterprise firewalls, VPNs, and network administration.
• Familiarity with security solutions like Proxy, WAF, EDR, and SIEM.
• Knowledge of TCP/UDP, switching, routing protocols (OSPF, BGP), and related technologies.
• Proficiency with products from vendors such as Fortinet, Palo Alto, Zscaler, Cisco, etc.
• Experience with network monitoring tools (e.g., SolarWinds, Wireshark).
• Automation (Ansible, Python) or cloud (AWS, Azure) experience is advantageous.
• Fluency in English, Cantonese, and Mandarin is essential.
• Strong analytical, problem-solving, and communication skills with a team-oriented mindset.

Join to apply for the Ubuntu Security Engineer role at Canonical

3 days ago Be among the first 25 applicants

Join to apply for the Ubuntu Security Engineer role at Canonical

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Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data science, AI, engineering innovation, and IoT. Our customers include the world's leading public cloud and silicon providers, and industry leaders in many sectors. The company is a pioneer of global distributed collaboration, with 1200+ colleagues in 75+ countries and very few office-based roles. Teams meet two to four times yearly in person, in interesting locations around the world, to align on strategy and execution.

The company is founder-led, profitable, and growing.

Canonical is building a team dedicated to providing security coverage across a wide range of ecosystems and environments, working to make the world a better, safer place. We are hiring an Ubuntu Security Engineer to join an industry-leading security engineering team and help protect the open source community and Ubuntu users from emerging threats. We are looking for candidates across all levels of experience, from Graduate to Senior.

As part of the Ubuntu Security Team, you will work with some of the best and brightest people in technology to monitor, triage, respond to, and document new and existing vulnerabilities in open source software. You will collaborate with internal teams and external partners to identify issues, prioritize them, and coordinate remediation.

This is an engineering-focused role that may also involve activities such as producing security assessments, building features, conducting code reviews, developing internal tools, engaging with the open source community, and participating in industry initiatives and events.

This role requires international travel at least twice a year, usually for one week. It also requires the ability to be productive in a globally distributed team through self-discipline and self-motivation.

Location: Worldwide, this is a globally remote role

The role entails

• Analyzing, fixing, and testing vulnerabilities in open source packages
• Keeping track of vulnerabilities in the Ubuntu ecosystem as they are discovered, researched, and fixed, leveraging internal tools
• Collaborating with other teams in the Ubuntu community and upstream developers, as needed, to exchange or develop vulnerability patches and ensure that Ubuntu includes the most robust security features
• Auditing source code for vulnerabilities
• Building features and tools to help teams strengthen the security of their products and contribute to the overall security of Ubuntu
  
  

• You have a thorough understanding of the common categories of security vulnerabilities and techniques for fixing them
• You are familiar with coordinated disclosure practices
• You are familiar with open source development tools and methodologies
• You are skilled in one or more of C, Python, Go, Rust, Java, Ruby, PHP or JavaScript/TypeScript
• You have excellent logic, problem-solving, troubleshooting, and decision-making skills
• You can clearly and effectively communicate with the team and Ubuntu community members
• Experience with Linux (Debian or Ubuntu preferred)
• Excellent interpersonal skills, curiosity, flexibility, and accountability
• Appreciative of diversity, polite, and effective in a multi-cultural, multi-national organization
• Thoughtfulness and self-motivation
• Result-oriented, with a personal drive to meet commitments
  
  

• Distributed work environment with twice-yearly team sprints in person
• Personal learning and development budget of USD 2,000 per year
• Annual compensation review
• Recognition rewards
• Annual holiday leave
• Maternity and paternity leave
• Team Member Assistance Program & Wellness Platform
• Opportunity to travel to new locations to meet colleagues
• Priority Pass and travel upgrades for long-haul company events
  
  

• Seniority level Entry level

• Employment type Full-time

• Job function Information Technology
• Industries Software Development

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Get notified about new Security Engineer jobs in Hong Kong SAR .

Hong Kong SAR $4,800.00-$7,200.00 2 weeks ago

Hong Kong, Hong Kong SAR SGD24,000.00-SGD60,000.00 1 month ago

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