46 Unix Administrator jobs in Hong Kong

Senior Manager, UNIX, middleware and Database Administrator

$120000 - $240000 Y Dah Sing Financial Group

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Job Description

Job Purpose:

Leading a team of UNIX/Linux, middleware system and database administrators, ensure the smooth operation and maintenance of UNIX, Linux, middleware and database systems within the bank. 

Additionally, the job incumbent will need to collaborate with other IT teams to support business operations, maintain detailed records of system performance, and provide technical guidance to optimize the use of UNIX, Linux and middleware resources.

Responsibilities:

Leadership & Oversight

  • Proven experience leading teams of UNIX/Linux system and database administrators.
  • Strong ability to ensure stable, secure, and efficient operations across UNIX and database environments.
  • Experience contributing to annual budget planning for infrastructure and services.

Database Administration

  • Hands-on experience managing enterprise databases such as Oracle RAC, DB2, MSSQL,
  • Skilled in database provisioning, configuration, performance tuning, and ongoing maintenance.
  • Proficient in implementing backup and recovery strategies to ensure data integrity and business continuity.

UNIX System Administration

  • Solid experience administering UNIX/Linux servers, including AIX, Solaris, and Red Hat.
  • Capable of overseeing server provisioning, configuration, and performance optimization.

System Monitoring & Capacity Planning

  • Familiarity with SNMP messaging setup for system monitoring integration.
  • Ability to prepare annual capacity planning reports, including system utilization trends and growth projections.

Governance & Reporting

  • Strong documentation skills for audit and compliance purposes.
  • Experience conducting System Acceptance Testing (SAT) and user account reviews on a semi-annual basis.
  • Capable of generating and delivering system performance reports.
  • Able to oversee routine operational tasks to ensure timely completion.

Disaster Recovery & Resilience

  • Experience setting up and maintaining system backup jobs to ensure data protection and recoverability.
  • Skilled in preparing and maintaining disaster recovery failover procedures.
  • Able to activate and support DR systems during annual drills.

Incident & Problem Management

  • Proven ability to lead incident resolution efforts, conduct root cause analysis, and implement preventive and corrective actions.

Project & Change Management

  • Experience coordinating infrastructure changes related to network deployments or upgrades.
  • Capable of liaising with vendors for procurement, installation, and support of hardware and software.

Requirements:

Education and Qualifications:

  • Bachelor's degree in Computer Science, Information Technology, or a related field
  • Formal training or certifications in AIX, Solaris, RedHat Linux administration are highly valued.
  • Candidate possess Technical Certifications such as IBM Certified System Administrator Oracle Certified Professional, Redhat Certfied System Administrator is desirable.

Work Experience:

  • 8+ years of experience as a UNIX/Linux Administrator and/or Database Administrator or in a similar focused role

Technical Skills:

  • Hands-on experience in AIX, Solaris, Redhat linux administration, and database administration, including Oracle RAC, DB2, MSSQL
  • Proven experience in managing UNIX backup and recovery strategies, including disaster recovery planning and execution.
  • Familiarity with End-of-Support (EOS) system upgrades and lifecycle management.
  • Strong understanding of audit and compliance requirements, including documentation, SAT, and user access reviews.
  • Proficient in generating system performance and capacity planning reports.
  • Experience coordinating infrastructure changes and working with vendors for database-related hardware and software. Excellent analytical, communication, and documentation skills.

Personal Skills:

  • Strong Leadership, excellent communication and interpersonal skills to collaborate with cross-functional teams
  • Attention to detail and a methodical approach to system management and maintenance
  • Ability to work independently as well as part of a team
  • Proactive and self-motivated, with a willingness to continuously learn and improve
  • Ability to prioritize tasks, manage multiple projects, and meet deadlines
  • Strong troubleshooting and problem-solving skills to address complex issues

Please note that only shortlisted candidates will be notified.

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Senior Linux Administrator

$80000 - $120000 Y ServiceOne Limited

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Job Description

ServiceOne Limited is one of the largest Information Technology (IT) consulting and managed services provider in the region. The company was founded in 1999 and is headquartered in Hong Kong with strong foothold in China and business coverage in Asia Pacific region. Our clients are government departments, non-government organizations, education institutes, multinational corporations, small and medium companies across various industries. Our services provide Consulting and Application Management Services, Digitalization of Workflow Management, Outsource Managed Services, Hardware & Software Maintenance, Project Management, Product Life Cycle Management, Secondment Services & etc.

We are a member of Expert Systems Holdings Limited (HKEX Stock Code

To Stay true to ServiceOne's ongoing mission that is to deliver the highest quality services to all her customers, we invite high-caliber candidate of you to join our company.

For more information, please visit our website at 

Job Highlights

  • Competitive remuneration package, 5-day-work
  • Medical and health Insurance coverage, Body Check, Bonus included
  • Enterprise environment
  • Friendly and supportive team
  • Knowledge in Linux, Centos, Red Hat

Responsibilities:

  • Maintenance, configuration, and reliable supports of the systems, servers and virtualization farm of the large-scale enterprise network in align with Enterprise standard & procedure.
  • Monitor on servers and perform proper remedy actions to ensure minimum impacts.
  • Provide security patching and OS end of live upgrade.
  • Provide infrastructure support, including procedural documentation and relevant reports.
  • Ensure the system/servers are protected by Company HA protection & backup strategy.
  • Assist projects and meet the requirement.
  • Assist the Enterprise Automation Project & Container Platform Project
  • Installation / configuration of containers, including docker, podman, Openshift.

Requirement:

  • Higher Diploma or Degree in related discipline preferable.
  • Good knowledge and hands-on technical skills on Red Hat or CentOS etc.
  • Good knowledge on Linux OS of best practices around administration, management, control, and monitoring of infrastructure.
  • Will provide On-Job Training and Professional workshop to adapt the environment.
  • Enjoy team work and sharing of experience and knowledge.
  • Open-minded for sharing & discussion, able to work independently
  • Experience in FSI is an advantage

Remuneration Package:

  • Public Holiday
  • 14 days annual leave
  • Medical coverage
  • Discretionary bonus

We offer excellent career opportunities, attractive remuneration package and fringe benefits including banking holiday, various types of leave, discretionary bonus & medical insurance. If you have the desire to join us, please send us your resume immediately with your present & expected salary by clicking "Apply Now".

(The information provided will be used for employment related purpose only. All information of unsuccessful applicants will be destroyed within six months)

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System Administrator (Linux)

Bank of China (Hong Kong)

Posted 22 days ago

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Job Description

Join to apply for the System Administrator (Linux) role at Bank of China (Hong Kong) .

Responsibilities include:

  1. Perform Linux system administration including system setup, backup, software installation, patch upgrade, system monitoring, and health checks.
  2. Handle system troubleshooting and performance tuning.
  3. Manage capacity monitoring for systems and applications.
  4. Provide advice and consultancy to project teams on system architecture design.
  5. Revise technical standard guidelines in compliance with internal IT audit regulations.
  6. Serve as a technical advisor for junior system administrators.

Requirements:

  • Degree in information technology, computer science, or related discipline.
  • At least 2 years of experience in Redhat Linux 7/8 system administration.
  • Strong knowledge of technical infrastructure environment and system architecture design.
  • Hands-on experience with Redhat KVM, GFS, Cluster suite, and middleware products like Apache, Tomcat, WebSphere, MQSeries.
  • Proficiency in shell scripting.
  • Experience in distributed system design and administration is a plus.
  • Experience in system performance monitoring and tuning.
  • Experience with Lotus Notes is a plus.
  • Self-motivated with ability to work under pressure and meet deadlines.
  • Willingness to work outside regular hours for urgent issues.
  • Good interpersonal and communication skills, proficiency in Chinese and English, knowledge of Mandarin is a plus.
  • Experience with cloud/big data architecture, system security, ISO 20K/ITIL is advantageous.
  • Experience in IT inventory management and automation is beneficial.
  • Good negotiation, procurement, budgeting, and financial management skills are a plus.

We offer a competitive package and benefits including medical and life insurance, and allowances. Interested candidates should apply online via our website . Data will be used solely for recruitment; unsuccessful applicants' data will be destroyed within 12 months.

Additional Information
  • Seniority level: Not Applicable
  • Employment type: Full-time
  • Job function: Information Technology
  • Industry: Banking, Capital Markets, and Financial Services
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System Administrator (Linux)

Hong Kong, Hong Kong Bank of China (Hong Kong)

Posted 4 days ago

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Job Description

Join to apply for the System Administrator (Linux) role at Bank of China (Hong Kong) .

Responsibilities include:

  • Perform Linux system administration including system setup, backup, software installation, patch upgrade, system monitoring, and health checks.
  • Handle system troubleshooting and performance tuning.
  • Manage capacity monitoring for systems and applications.
  • Provide advice and consultancy to project teams on system architecture design.
  • Revise technical standard guidelines in compliance with internal IT audit regulations.
  • Serve as a technical advisor for junior system administrators.

Requirements:

  • Degree in information technology, computer science, or related discipline.
  • At least 2 years of experience in Redhat Linux 7/8 system administration.
  • Strong knowledge of technical infrastructure environment and system architecture design.
  • Hands-on experience with Redhat KVM, GFS, Cluster suite, and middleware products like Apache, Tomcat, WebSphere, MQSeries.
  • Proficiency in shell scripting.
  • Experience in distributed system design and administration is a plus.
  • Experience in system performance monitoring and tuning.
  • Experience with Lotus Notes is a plus.
  • Self-motivated with ability to work under pressure and meet deadlines.
  • Willingness to work outside regular hours for urgent issues.
  • Good interpersonal and communication skills, proficiency in Chinese and English, knowledge of Mandarin is a plus.
  • Experience with cloud/big data architecture, system security, ISO 20K/ITIL is advantageous.
  • Experience in IT inventory management and automation is beneficial.
  • Good negotiation, procurement, budgeting, and financial management skills are a plus.

We offer a competitive package and benefits including medical and life insurance, and allowances. Interested candidates should apply online via our website. Data will be used solely for recruitment; unsuccessful applicants' data will be destroyed within 12 months.

Additional Information
  • Seniority level: Not Applicable
  • Employment type: Full-time
  • Job function: Information Technology
  • Industry: Banking, Capital Markets, and Financial Services
#J-18808-Ljbffr
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System Administrator

$60000 - $120000 Y Bank of China (Hong Kong) Limited

Posted today

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Job Description

Responsibilities:

  • Perform Linux system administration including system setup and backup, software installation, patch upgrade, system monitoring and health checks
  • Responsible for system troubleshooting and performance turning
  • Manage capacity monitoring on system and applications
  • Provide advice and consultancy service to project team with system architecture design
  • Revise technical standard guidelines adhering to Internal IT audit regulations
  • As a technical advisor for junior system administrator

Requirements:

  • Degree holder in information technology, computer science or related discipline
  • Minimum 2 years working experience in Redhat Enterprise Linux system administration
  • Solid knowledge in technical infrastructure environment and experience in system architecture design
  • Hands-on experience in Redhat GFS, Redhat Cluster suite and middleware products such as Hyperion/BIEE, Tomcat, IIS, Apache, WebSphere and MQSeries
  • Proficiency in shell scripting
  • Experience in blade server system administration is an added value
  • Self-motivated, and willing to work under pressure to meet deadlines
  • Will to work out of office hours for urgent production issues supporting
  • Good interpersonal and communication skill with a good command of spoken and written Chinese and English, knowledge of Mandarin is a plus
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System Administrator

$60000 - $120000 Y Bank of China (Hong Kong) Limited

Posted today

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Job Description

Responsibility:

  • Perform Linux system administration including system setup and backup, software installation, patch upgrade, system monitoring and health checks.
  • Responsible for system troubleshooting and performance turning.
  • Manage capacity monitoring on system and applications.
  • Provide advice and consultancy service to project team with system architecture design.
  • Revise technical standard guidelines adhering to Internal IT audit regulations.
  • As a technical advisor for junior system administrator.

Requirements:

  • Degree holder in information technology, computer science or related discipline
  • Minimum 2 years working experience in  Redhat Linux 7/8 system administration
  • Solid knowledge in technical infrastructure environment and experience in system architecture design
  • Hands-on experience in Redhat KVM, Redhat GFS, Redhat Cluster suite and middleware products such as Apache, Tomcat, WebSphere and MQSeries
  • Proficiency in shell scripting
  • Experience in distributed system design and administration is a plus.
  • Experience in system performance monitoring and tuning
  • Experience in Lotus Notes is a plus
  • Self-motivated, and willing to work under pressure to meet deadlines
  • Will to work out of office hours for urgent production issues supporting
  • Good interpersonal and communication skill with a good command of spoken and written Chinese and English, knowledge of Mandarin is a plus.
  • Experience in cloud/big data architecture design, system security, ISO 20K/ITIL is an advantage.
  • Experience in IT inventory management and IT operation automation is an added value.
  • Good price negotiation, IT procurement, budget and financial management skills will be a definite advantage.
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System Administrator

Sha Tin, New Territories $90000 - $120000 Y PERSOLKELLY Hong Kong Limited

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Job Description

Our client is a biotech company. They are currently seeking a System Administrator to join their Infrastructure team.

Job Duties:

  • Manage and optimize Unix/Linux server environments, including Red Hat and Ubuntu distributions
  • Maintain data storage clusters, ensuring optimal performance and reliability
  • Conduct regular system and security operations in accordance with HKGI's security guidelines, including patch management, vulnerability assessments, and system monitoring
  • Collaborate with cross-functional teams to design and deploy technical solutions
  • Provide timely troubleshooting and resolution for system-related issues
  • Maintain comprehensive documentation for system configurations and procedures
  • Work closely with external vendors to ensure data platform delivery and other deliverables meet standards
  • Provide non-office hours, on-site support, and application support when necessary
  • Perform any other duties assigned by senior officers

Requirements:

  • A bachelor's degree in Information Technology, Computer Science, or a related discipline
  • Preferably at least 3 years of hands-on experience in server administration, data centre operations
  • Proficiency in Unix/Linux environments, particularly with Red Hat and Ubuntu distributions
  • Experience in planning and executing data center relocations, including conducting test migrations and performing readiness validation to ensure a smooth transition

To apply for this position, please simply click on the "APPLY" button. If you are not contacted by our consultants within 2 weeks, please consider your application unsuccessful. All applications will be treated in strict confidence and used for recruitment purposes only in accordance with PERSOLKELLY Hong Kong Limited's Privacy Notice.

PERSOLKELLY Hong Kong Limited: Employment Agency Licence No. 79017

PERSOL Hong Kong: Employment Agency Licence No. 79006

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System Administrator

$60000 - $120000 Y Senior Citizen Home Safety Association

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Job Description

Responsibilities:

  • Maintain servers (Windows/Linux), virtualization, and cloud services.
  • Monitor performance, troubleshoot issues, and ensure high availability.
  • Administer Active Directory, DNS, backups, and security policies.
  • Deploy and manage Business Productivity Applications (Microsoft 365, eBooking, and other collaboration tools).
  • Administer email (Exchange, SMTP) and file-sharing systems (DFS, SharePoint, OneDrive).
  • Automate workflows using PowerShell/Power Automate.
  • Maintain firewalls, VPNs, PBX, network equipment and network security (MDM, XDR, VLAN).
  • Apply patches and conduct vulnerability assessments.
  • Resolve IT issues and train employees on productivity tools.
  • Document procedures, helpdesk operations, and incident management processes.
  • Stay updated on emerging technologies and propose innovative solutions.

Requirements:

  • Diploma or above in Information Technology, Computer Science or related disciplines
  • Proven experience as a System Administrator, network Administrator or similar role
  • Solid experience in Microsoft Network/Entra, IaaS, Windows/Linux, network equipment, PBX, IT security, Backup and Disaster Recovery
  • Knowledge of ITIL/ITSM
  • Strong incident diagnostic and problem-solving aptitude
  • Self-motivated, well organized and good communication skills
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System Administrator

$800000 - $1200000 Y IT Solutions Ltd.

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Job Description

We are searching for high-calibre System Administrator to work onSystemAdministration, Support, and Upgrade for MS Windows and Exchange servers in a Major Bank.

Responsibilities:

  • Provide daily administration and support of Windows Server, and MS Exchange Server (on-premises).
  • Install, configure, and maintain Microsoft Exchange servers.
  • System troubleshooting and performance tuning.
  • Monitor system and capacity planning.
  • Ensure all the deliverable is within the quality standards.

Requirements:

  • Bachelor Degree or above in Computer Science or related fields.
  • Solid working experience in enterprise environment for Windows Server and MS Exchange Server (on-premises) administration.
  • Holder of Microsoft Certificate in Windows Server is a plus.
  • Banking experience not required.

Benefits:

  • Attractive remuneration will be offered to the successful candidates.
  • Excellent opportunity to further develop your professional skills in a Major Bank.

If you are interested, please send your resume in MS Word format, specifying your availability, current and expected salaries to:

jobs

or

Please click the Apply Now button and attach your cv in MS Word Format, specifying your availability, current and expected salaries.

Personal data collected will be used for recruitment purposes only.

IT Solutions Ltd.

Suite 2102

21/F Lucky Building

39 Wellington Street

Central, Hong Kong

(P.S. We do not process applications from overseas for this position)

Company Overview

IT Solutions Ltd., established in 1998, is a professional Search Firm specializing in recruitment services of IT professionals for Large Corporations in Hong Kong. For more than 27 years, we have been working with our corporate clients from Banking & Financial Sector, SI, Multinational Corporations and Hong Kong Government Departments.

Our know-how covers all aspects of IT services, including all varieties of technologies of Application Development from old to the latest technologies, Data Scientist, Business Analysis, QA & Project Management, as well as all aspects of IT Infrastructure on all platforms, network and security.

If you are in the IT field, whether a seasoned IT Professional or a fresh graduate contemplating a career in IT, do not hesitate to contact us for your career development. We are eager to assist you and to discuss job opportunities with you.

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System Administrator

$60000 - $120000 Y HGC Global Communications Ltd

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Job Description

Responsibilities:

Provide daily system / database administration to manage all systems and databases (Window, Linux, UNIX, SAN storage, blade servers, Oracle, MS SQL)

ü including patching, upgrade, performance tuning, monitoring, backup and recovery for critical systems

ü Develop procedures and manuals to enhance operational efficiency

ü Work closely with peers and developers in providing daily supports and advice to end-users

ü Prepare reports, technical documents, implementation proposals and user's manual

Perform administration tasks to HGC cloud platforms, web servers and middle-tier applications (e.g. VMware, Oracle Weblogic, Apache, etc.)

Provide pre-sales support on Cloud services, and technical assistance to both Cloud customers and internal teams

Provide 7 x 24 standby support on incident

Requirements:

Degree holder in Information Technology/ Computer Science/ or other relevant discipline

3-6 years solid experience in system / DB administration and support

Experience in Cloud IaaS environment and virtualization technology (e.g. VMware, OpenStack, etc.)

Hands-on experience with hardware and software administration and recovery on:

ü Cloud operations and support (e.g. VMware, Commvault, OpenStack, etc.)

ü Database, Operation system, hypervision, Backup (e.g. Solaris, AIX, Redhat linux, Windows, Vmware, Hyper-V, Openstack, Netbackup, etc.)

ü Server and SAN storage system

ü Monitoring tools such as Solarwinds, Splunk a definite advantage

Certificate of MCSE or ITIL is a definite advantage

Good spoken and written English and Cantonese.

Candidates with less experience will be considered as Assistant System Administrator

Senior System Administrator will lead a team of system administrators to perform the above tasks and produce periodic management reports

We offer competitive salary package and career development opportunity. Free company coach is provided. Interested parties, please quote our reference number and apply with full resume, present and expected salary , by clicking "APPLY NOW".

We are an equal opportunity employer and welcome applications from all qualified candidates. Information provided will be treated in strict confidence and only be used for consideration of your application for the relevant post within HGC Global Communications Limited. Personal data provided by job applicants will be used strictly according to our Personal Information Collection Statement, a copy of which will be available upon written request. Information of unsuccessful candidates will be destroyed within six months.

All applications applied through our system will be delivered directly to the advertiser and privacy of personal data of the applicant will be ensured with security.

Full-time

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