Total 439 security job vacancies in Hong Kong

Systems Engineer (Linux & Windows Infrastructure Security)

3 job vacancies due to project expansion

Cat2A security clearance

Join a Team Supporting Mission-Critical Infrastructure

We are seeking 3 Systems Engineers with strong Linux and Windows administration experience to support, secure, and maintain enterprise backend infrastructure operating in a high-availability environment.

This role is ideal for Infrastructure Engineers, Linux Administrators, Windows Engineers, System Engineers, and Cybersecurity-focused professionals looking to deepen their expertise in server hardening, infrastructure security, disaster recovery, and enterprise systems operations.

You will work closely with experienced engineers responsible for maintaining critical backend systems, ensuring system resilience, security compliance, and operational readiness.

Key Responsibilities

Infrastructure Configuration & Administration

• Configure, deploy, and maintain Linux and Windows servers

• Perform system setup, testing, installation, and upgrades

• Monitor server health, performance, and system availability

• Support infrastructure maintenance and lifecycle management

• Perform basic computer and network maintenance activities

Security Hardening & System Protection

• Perform CIS Hardening for Windows and Linux servers

• Configure and maintain Linux server security settings

• Manage SSH configurations and access controls (sshd_config)

• Administer Linux user accounts and sudo privileges (sudoers)

• Implement password policies and account management controls (chage / passwd)

• Maintain system security configurations in accordance with organisational standards

Backup, Recovery & Disaster Recovery

• Perform server backup and restoration activities

• Execute system recovery procedures using REAR (Relax-and-Recover)

• Support disaster recovery exercises and testing

• Validate system recovery readiness and business continuity requirements

Troubleshooting & Support

• Investigate infrastructure incidents and perform root cause analysis

• Resolve server, operating system, and infrastructure issues

• Support change implementation and system enhancement activities

• Work closely with project teams and stakeholders to ensure smooth operations

• Install, test, and implement systems in accordance with specifications and service level requirements, ensuring compliance with industry best practices.

• Manage systems changes using an established change request process, including assessing the impact, obtaining necessary approvals, and communicating status updates to multiple stakeholders.

• Conduct root cause analysis for system issues and proactively implement measures to prevent recurrence.

• Continuously monitor the effectiveness of implemented measures and make adjustments as necessary.

• Develop and implement comprehensive service continuity measures, including robust backup/restore procedures and disaster recovery plans, to ensure uninterrupted business operations in the event of disruption.

• Provide expert technical advice and guidance on systems to customers and project teams, assisting them in making informed decisions and resolving complex technical issues.

Required Technical Skills

Must-Have Skills

• Linux Security Configuration

• SSH Administration (sshd_config)

• Linux User Management (sudoers)

• Password Policy Administration (chage / passwd)

• REAR (Relax-and-Recover)

• Linux Server Administration

• Windows Server Administration

• Device Hardening

• Systems Configuration & Setup

• CIS Security Hardening

• Infrastructure Troubleshooting

• Backup & Recovery Operations

• Basic Networking Knowledge

Educational Requirements

Candidates should possess min NITEC in Electrical Engineering, Electronics Engineering, or Information Technology (IT) from a recognized institution.

Communication Skills

Successful candidates should possess:

• Strong verbal and written communication skills

• Ability to communicate effectively with technical and non-technical stakeholders

• Ability to explain technical concepts clearly and professionally

• Strong documentation and reporting capabilities

If you enjoy working with Linux, Windows infrastructure, cybersecurity hardening, and enterprise backend systems, we'd love to hear from you.

EA License No: 09C4235 I EA Reg: R1103307 Hong Mei Lin

Seeking a Network Security Engineer with strongPalo Alto firewall expertise and solid networking &switching skills to support a global enterprise environment.

Key Responsibilities

• Manage Palo Alto NGFW (PA-Series) & Panorama
• Configure security policies, NAT, VPNs (IPSec/GlobalProtect)
• Troubleshoot network and security issues (L2–L7)
• Support LAN/WAN networks – routing (BGP, OSPF) & switching (VLANs, STP)
• Perform firewall rule reviews, monitoring, and incident response.
• Collaborate with global teams in a hybrid model

Required Skills

• 7 to 10 years in network security & networking
• Strong hands-on with Palo Alto firewalls
• Solid TCP/IP, DNS, DHCP knowledge
• Experience with BGP, OSPF, VLANs, STP
• Expertise in VPNs (IPSec/SSL) and troubleshooting

Preferred

• Enterprise experience (semiconductor is a plus)
• Cloud exposure (AWS/Azure)
• PCNSE certification

Network security, Palo Alto, Firewalls, LAN/WAN, Networks Routing (BGP, OSPF), Switching (VLANs, STP), TCP/IP, DNS, DHCP, BGP, OSPF, VLANs, STP VPNs (IPSec/SSL) 

Job Description:

Monitor and control access at the main gate, lobby, and loading bay, ensuring only authorized personnel, vehicles, and visitors enter the premises.

Conduct regular patrols of the building exterior, car park, and common facilities .

Operate and monitor CCTV systems, alarm panels, and access control equipment.

Maintain accurate visitor, delivery, and contractor logs.

Attend to car park matters, including assisting drivers and reporting any gantry or ticketing system issues to the supervisor or maintenance personnel.

Identify and report any safety or security hazards and respond promptly to suspicious activities or incidents.

Assist in emergency situations such as fire alarms or evacuations in accordance with site protocols.

Prepare and submit daily occurrence reports and incident records to the Security Supervisor or Property Management.

Provide assistance and directions to tenants, staff, and visitors when required.

Summary

The Security Executive supports the Assistant Security Manager and the Head of Safety, Security, and

Compliance in day-to-day operations.

Reporting to the Assistant Security Manager, he/she will work closely with all departments in the

company, including outsourced security vendors. He/she will assist the Assistant Security Manager in

ensuring that aviation security measures are met.

Duties and Responsibilities

• Assist in ensuring dnata adheres to APD Security Directives.

• Manage access control systems and processes.

• Conduct investigations into security breaches and incidents.

• Assist in reviewing and updating Standard Operating Procedures (SOPs) to meet regulatory requirements.

• Assist in conducting security risk assessments to identify and address key risk areas.

• Enforce a security culture through engagement with business units.

• Identify and escalate breaches or concerns related to security, procedures, or systems.

• Issue staff passes and access rights for employees and contractors; ensure timely revocation and retrieval of passes upon resignation, and manage the secure disposal of access credentials.

• Support security incident response in the absence of the Assistant Security Manager.

• Oversee dnata Security Systems, including CCTV, EM Locks, drop arm barriers, and intrusion alarm systems.

• Issue parking decals for dnata staff and contractors; ensure accurate data submission to the finance department on a monthly basis for billing purposes.

• Assist in preparing and presenting security reports as needed.

• Conduct regular security checks and audits.

• Ensure 24/7 shift security deployment coverage across Catering, Cargo, and the

Maintenance Base.

• Oversee 24/7 shift security coverage for all dnata contracted flights, including standard and non-standard services.

• Assist with airline/regulatory security audits of dnata operations.

• Address security findings from audits by ensuring timely closure of issues and integrating resolutions into operational processes and policies to enhance overall security effectiveness.

• Assist in developing and reviewing dnata’s Business Continuity Management Manual.

• Participate in emergency exercises organized by external stakeholders.

• Assist in developing and maintaining a training framework for staff on emergency response and business continuity.

• Assist in executing business continuity and resilience awareness initiatives.

• Assist in reviewing and updating corporate crisis plans and policies.

• Execute incident management plans for coordinated crisis response.

• Assist with additional duties as required.

Requirements

• Minimally attained Diploma/NITEC from a recognized tertiary institution

• Preferably with minimum 2 years’ experience with security policy work.

• Crisis Management & Business Continuity Management experience is appreciated

• Proficient in Microsoft Office Applications; Excel, Word, PowerPoint

• Preferably with Aviation background

• Preferably possess Class 3 driving license and be able to attain Airfield Driving Permit (ADP

Roles & Responsibilities

• Cybersecurity Specialist (Tier 3 SOC Analyst) will be responsible for cybersecurity monitoring and incident response.
• Monitoring network traffic, system logs, and security alerts to identify potential security incidents and unauthorized activities in a timely manner.
• Managing Security Operation team on daily monitoring alarms to respond on the incidents.
• Enhancing the SOC situational awareness posture by researching the latest Tactics, Techniques, and Procedures (TTPs), proactively identifying organizational blind spots.
• Monitors and stay aware of cybersecurity industry trends, tools, and techniques.

Requirements

• Bachelor’s Degree in Information Security/ Computer Science/ Information Technology or any other relevant courses.
• Hands on experience in SIEM tools such as Splunk, Microsoft Sentinel, Securonix, etc.
• Hands on experience in security operations, incident response, or a related cybersecurity field, with a track record of leading complex investigations.
• Experience with security technologies such as firewalls, intrusion detection/prevention systems, and data encryption.
• Advanced understanding of cyber threat intelligence and TTPs (tactics, techniques, procedures).
• ⁠Expert-level knowledge of security monitoring tools, threat analysis, and digital forensics.
• Hands on experience in security monitoring tools, threat analysis, and digital forensics.
• Has experience in security technologies such as Antivirus/Endpoint Detection and Response (EDR), Privilege Access Management (PAM), and Web Application Firewall (WAF).
• Security Related certifications such as GIAC, GCIA, GCFA, or CISSP are Mandatory.
• Experience with security technologies such as firewalls, intrusion detection/prevention systems, and data encryption.

Job Description

• Industry/ Organization Type: Security
• Position Title: Security Officer
• Working Location: Island Wide
• Working Hours: 5 days / 6 days (Alternative shift) (7.30am - 7.30pm / 7.30pm - 7.30am)
• Salary Package: Basic Salary $3,500 + Variable Bonus
• Duration: Permanent Role

Key Responsibilities

• Oversee security for 10-15 properties grouped by location to minimize travel.
• Perform security tasks such as clocking, identifying threats, incident reporting, and emergency response.
• Handle alarms and on-site emergencies like fires.
• Investigate incidents, manage situations, and report results.
• Patrol and conduct clocking duties as per shift schedule.
• Ensure compliance with building rules and report any issues.

APPLY NOW!!!

• Must have a valid PLRD license with RTT, CSSPB, and PAPP training.
• Customer-focused with good communication skills.
• Completed mandatory security training modules.
• Training provided for newcomers without experience or training.
• Available to work on weekends and public holidays.
• Possess Class 2 driving license and own motorbike for patrols.

Kindly apply through ANY of the following methods:

• Submit your application by clicking the APPLY button;
• Email your resume to Job@anradus.com.sg. Please indicate #72592 on the email subject.

Anradus Application Policy: We value each application and ensure every resume is reviewed. Our process is efficient, typically concluding within 3 working days. If you do not receive communication from us within this timeframe, it's likely that your application has not been shortlisted by our client. In such cases, we recommend continuing your job search to maximize your opportunities.

Anradus Pte Ltd | EA License No. 20C0161 | Angel Lim | EA Reg No.: R1769781

Job Description

• Industry/ Organization Type: Security
• Position Title: Security Officer
• Working Location: Island Wide
• Working Hours: 6days (8.00am-8.00pm, off on weekdays)
• Salary Package: Basic Salary $2,870
• Duration: Permanent Role

Key Responsibilities

• Screen individuals, staff, and vehicles entering the premises, and conduct property checks to ensure safety.
• Patrol various areas to prevent theft and monitor for signs of fire, smoke, or leaks, ensuring all security systems and exits are functioning and secure.
• Control access by managing entry and exit points, conducting ID checks, and authorizing visitor and staff access.
• Respond quickly to alarms, fire incidents, and emergencies, including medical, criminal, and public order situations.
• Maintain detailed records of access and incidents, manage vehicle parking, and ensure all areas, including loading bays, are secured when not in use.

APPLY NOW!!!

• Valid PLRD license.
• Prior experience in security is preferrable.
• Strong observational and communication skills.
• Ability to handle emergencies and stressful situations calmly.
• Basic knowledge of security systems and protocols.
• Customer service oriented.
• Able to perform patrolling duties.

Kindly apply through ANY of the following methods:

• Submit your application by clicking the APPLY button;
• Email your resume to Job@anradus.com.sg. Please indicate #71347 on the email subject.

Anradus Application Policy: We value each application and ensure every resume is reviewed. Our process is efficient, typically concluding within 3 working days. If you do not receive communication from us within this timeframe, it's likely that your application has not been shortlisted by our client. In such cases, we recommend continuing your job search to maximize your opportunities.

Anradus Pte Ltd | EA License No. 20C0161 | Rachael Lee | EA Reg No.: R2093131

Job Description

• Industry/ Organization Type: Security
• Position Title: Senior Security Officer
• Working Location: Island Wide
• Working Hours: 6days (8.00am-8.00pm, off on weekdays)
• Salary Package: Basic Salary $3,170
• Duration: Permanent Role

Key Responsibilities

• Respond to and report on complex or large-scale safety and security incidents; assist in evacuations when needed.
• Manage security systems, including the Central Alarm Monitoring, fire control, lift control, and car park systems.
• Regulate traffic according to the Road Traffic Act, ensuring smooth and safe flow.
• Monitor CCTV and the centralized alarm system, maintaining CCTV storage and preserving evidence.
• Assist state or auxiliary police in law enforcement and issue summons as required.

APPLY NOW!!!

• Valid PLRD license.
• Minimum of 3-5 years of experience in a security role.
• Strong leadership and team management skills.
• Excellent communication and interpersonal skills.
• Ability to handle emergencies and stressful situations calmly and effectively.
• Strong observational and analytical skills.
• Proficient in using security systems and technology.

Kindly apply through ANY of the following methods:

• Submit your application by clicking the APPLY button;
• Email your resume to Job@anradus.com.sg. Please indicate #71348 on the email subject.

Anradus Application Policy: We value each application and ensure every resume is reviewed. Our process is efficient, typically concluding within 3 working days. If you do not receive communication from us within this timeframe, it's likely that your application has not been shortlisted by our client. In such cases, we recommend continuing your job search to maximize your opportunities.

Anradus Pte Ltd | EA License No. 20C0161 | Angel Lim | EA Reg No.: R1769781

Position: Aviation Security Officer

• Shift pattern will be 4 working days with 2 days off / 5 days work with 1 day off
• 12 hours permanent shift
• Location: islandwide
• Salary Package
  i. Gross salary: up to $2,850
  ii. Bonus of $2,500

Job Description

• Screening of passengers at designated zones
• Manual bag checks
• Usage of security screening equipment for screening purposes
• X-ray screening of checked in luggages
• Any other security related roles at Airport

https://wa.me/6596420989

WhatsApp: +65 9642 0989 (Han)

Email: supreme.cc.han@gmail.com

Chaw Chiaw Han, Reg No：R22106723

The Supreme HR Advisory Pte Ltd, EA No：14c7279

Information Security Operations (Security Response & Incident Management)

Job Overview

• Operate Computer Security Incident Response Team (CSIRT)
• Manage Attack Surface Management (ASM); conduct security vulnerability assessments and remediation support
• Plan and execute security training and exercises; manage IT assets and patches; collect and leverage threat intelligence
• Operate cloud service application approval system; provide technical support and information dissemination to domestic and overseas group companies
• Analyze, investigate, and recover from security incidents, and develop recurrence prevention measures.

Required Skills & Experience

• Japanese (business) and English (business) to communicate with HQ in Japan
• 3+ years of experience in network, server, and cloud service (AWS, Azure, etc.) infrastructure design, deployment, and operations
• Experience with security incident response and CSIRT operations
• Hands-on experience with IT asset management and patch management
• Experience collecting and leveraging threat intelligence
• Experience with security vulnerability assessment and handling (discovery, validation, remediation recommendations)
• Experience planning and conducting security training and exercises
• Experience coordinating across departments and driving projects in large organizations
• Information security certifications (CISSP, CISM, Registered Information Security Specialist, CompTIA Security+, etc.)

Preferred Skills & Experience

• Experience with security operations in multinational/global organizations
• Cloud and endpoint management skills (SaaS/IaaS log operations, etc.)
• Work experience in the IT industry (SI vendors, technology vendors, etc.)
• Experience developing internal policies and guidelines
• Desired Qualities

Soft Skills

• Ability to explain and persuade based on the audience's perspective and knowledge level
• Proactive attitude and self-starter mindset
• Strong collaboration skills with ability to value teamwork and project harmony, and build balanced relationships

• Company Benefits & Incentives
• Career Progression Opportunities
• Attractive Salary Package:

i. Gross Up to $3,500
ii. Bonus Up to $4,500

• Working Location: Islandwide (Based on your preferred location)
• Working days: 3 Days On, 1 Day Off | 4 Days On, 1 Day Off
• Working hours: Can choose permanent day/night shift i.e. 7am-7pm/ 8am-8pm

Job Description:

• Incident Response, Manage Security & Safety Systems
• Prevent unauthorised entry into the premises
• Monitor CCTV
• Patrolling and clocking
• Access control duties

Job Requirements:

• Secondary education

WhatsApp: +65 9642 0989 (Han)

Email: supreme.cc.han@gmail.com

Chaw Chiaw Han, Reg No：R22106723

The Supreme HR Advisory Pte Ltd, EA No：14c7279

Location: Changi AIrport
Salary: $2,800 – $3,100 per month
Working days: 4 days work 2 days off OR 5 days work 1 day off

Responsibilities
• Manning of static/access control points
• Checking of passes and other documents at static/access points
• Screening and checking of all personnel and vehicles entering and exiting the premises
• Patrolling and guarding client’s personnel and properties
• Operating metal/explosive detectors/x-ray machines at checkpoints
• Issuing of visitor/contractor pass in exchange for their identification cards
• Attending to alarm activation
• CCTV Monitoring
• Responding to incidents such as unattended bags, etc.
• Maintaining records of all incidents
• Checking of boarding, staff, and valid entry passes

Benefits
• Full-time: Attractive salary package – Up to SGD3,600*
• 12hrs shift work (can be rotating or perm)
• Joining bonus up to $3500*
• Yearly Increment*
• Fully sponsored WSQ certified security training
• Comprehensive medical and dental benefits, etc

CCTV Technician x 2

• Salary: $ 2,450 - $ 3,200
• Address: 3 Bus stop from Tiong Bahru MRT
• Working Hours: Monday - Friday / 8.45am to 6pm
• Alternate Saturday / 8.45am to 1.15pm

 
Job Requirements:

• ITE / Diploma graduate
• Class 3 (Manual or Auto) License

 Job Description:

• Technical knowledge for cabling & tracing work (UTP)  
• Skillset in CCTV / Door Access / Telephony / WIFI setup
• Able to handle customer / basic project coordination
• Basic Programming / IT for above product in item 3 added advantages
• Ad-hoc duties as per assign
   

Interested applicants kindly submit your resume through here or Whatsapp +65 9019 3218 (Joevy), and allow our Consultant to match you with our Clients. No Charges will be incurred by Candidates for any service rendered.

Tan Yu Jing Reg No: R26161199

The Supreme HR Advisory Pte Ltd EA No: 14C7279

• Able to commit 4 days work 1 day off, 3 days work 1 day off schedule.
• 12 hours permanent shift
• Location: Changi
• Salary Package: $2,870 to $3,600 (Depends on experience)

Responsibilities:

• Incident Response, Manage Security & Safety Systems
• Prevent unauthorised entry into the premises
• Monitor CCTV
• Patrolling and clocking
• Access control duties

Requirements:

• Secondary education

https://wa.me/6596420989

WhatsApp: +65 9642 0989 (Han)

Email: supreme.cc.han@gmail.com

Chaw Chiaw Han, Reg No：R22106723

The Supreme HR Advisory Pte Ltd, EA No：14c7279

CCTV Technician x 2

• Salary: $ 2,450 - $ 3,200
• Address: 3 Bus stop from Tiong Bahru MRT
• Working Hours: Monday - Friday / 8.45am to 6pm
• Alternate Saturday / 8.45am to 1.15pm

 
Job Requirements:

• ITE / Diploma graduate
• Class 3 (Manual or Auto) License

 Job Description:

• Technical knowledge for cabling & tracing work (UTP)  
• Skillset in CCTV / Door Access / Telephony / WIFI setup
• Able to handle customer / basic project coordination
• Basic Programming / IT for above product in item 3 added advantages
• Ad-hoc duties as per assign
   

Interested applicants kindly submit your resume through here or Whatsapp +65 9019 3218 (Joevy), and allow our Consultant to match you with our Clients. No Charges will be incurred by Candidates for any service rendered.

Tan Yu Jing Reg No: R26161199

The Supreme HR Advisory Pte Ltd EA No: 14C7279