301 Digital Security jobs in Singapore
Digital Security Researcher
Posted today
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MHA - Internal Security Department (ISD)
Permanent
What the role is
ISD confronts and addresses threats to Singapore's internal security and stability. For over 75 years, ISD and its predecessor organisations have played a central role in countering threats such as those posed by foreign subversive elements, spies, racial and religious extremists, and terrorists. A fulfilling and rewarding career awaits those who want to join in ISD's critical mission of keeping Singapore safe, secure and sovereign for all Singaporeans.
What you will be working on
As a member of the Digital Security team, you will be responsible for working closely with internal stakeholders to perform red teaming exercises as part of white-hat penetration testing on systems to ensure developed systems are secured and hardened according to organizational and industrial standards.
• For defensive purposes, perform red teaming assessments using proprietary and open-source tools to identify vulnerability of developed systems and endpoint devices and wireless communications (WIFI, Bluetooth and IoT)
• Develop, conduct research on, and maintain proficiency in tools, techniques and vulnerabilities trends for red teaming
• Understand and identify possible digital fingerprints, critical information, data and processes that must be protected in the context of system and network attack surface
• Provide written and verbal description of the identified security defects identified, articulate risks and propose mitigation measures
What we are looking for
• Applicants with no experience may
• Ability to work independently as well as in a team setting
• Relevant experience or knowledge in one or more of the following areas would be advantageous:
- Strong programming experience, and familiarity with scripting languages such as Python
- Knowledge of and familiarity with Linux-like operating systems
- Knowledge of processes, procedures and methods to research, analyse and disseminate threat intelligence information
- Knowledge of tools used for network security analysis
- Knowledge of network concepts
- Wide Knowledge of server technologies including commonly used web servers, database servers, cloud storage and server-to-server secured network communications
- Reverse engineering experience in mobile applications, micro-services and Docker
• Only Singaporeans need
We wish to inform that only shortlisted candidates will be notified.
About MHA - Internal Security Department (ISD)
The Internal Security Department (ISD) confronts and addresses threats to Singapore's internal security and stability. For over 75 years, ISD and its predecessor organisations have played a central role in countering threats such as those posed by foreign subversive elements, spies, racial and religious extremists, and terrorists.
At the heart of our work are the collection of intelligence that enables us to size up the threats to Singapore's internal security, and taking the executive actions necessary to overcome those threats. Every day, we collect and analyse intelligence, make impartial assessments, and take decisive action to counter the threats to Singapore's internal security and stability, and sovereignty.
About your application process
If you do not hear from us within 4 weeks of the job ad closing date, we seek your understanding that it is likely that we are not moving forward with your application for this role. We thank you for your interest and would like to assure you that this does not affect your other job applications with the Public Service. We encourage you to explore and for other roles within MHA - Internal Security Department (ISD) or the wider Public Service.
Digital Security Expert
Posted today
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We are seeking a skilled Digital Security Expert to join our team.
- The ideal candidate will possess strong analytical and problem-solving skills, with the ability to conduct thorough vulnerability assessments and penetration testing across various platforms.
Senior Consultant, Advisory & Consulting - Digital & Security
Posted 6 days ago
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Senior Consultant, Advisory & Consulting - Digital & Security
Reporting to the General Manager, the individual will work within the Global Advisory & Consulting team, in close collaboration with the organization's vast engineering, technology, and scientific resource base.
The successful candidate will be leading various digital and security projects and have primary responsibility for the delivery of studies from concept through to pilot. Additionally, the candidate shall support the group's overall sales effort through proposal/tender preparation, contract negotiation, and other client interfacing activities.
Job Responsibilities:
+ Lead cybersecurity and AI/ML consulting engagements for defense, intelligence, and critical infrastructure clients
+ Assess vulnerabilities in AI-enabled defense platforms, autonomous systems, and mission-critical networks
+ Advise on secure system architecture and threat modeling for national security applications
+ Support developments in AI governance, cyber resilience strategies, and compliance with industry recognised standards
+ Integrate AI security frameworks (e.g., NIST AI RMF, ISO/IEC 23894) into system design and operational workflows
+ Evaluate risks in neural networks, deep learning, and reinforcement learning models used in sensitive environments
+ Provide technical guidance on secure deployment of AI platforms in hybrid cloud, edge, and embedded environments
+ Ability to conduct technical due diligence for M&A, infrastructure and energy transition type projects an advantage
+ Assess cyber-physical risks in offshore, nearshore, and terrestrial energy systems
+ Deliver bespoke consulting solutions by coordinating with cross-functional teams across cybersecurity, engineering, and data science
+ Support secure integration of sustainable fuels, gas infrastructure, and digital control systems
+ Lead and mentor technical teams in high-stakes, interdisciplinary environments
+ Communicate complex technical concepts to defense and security stakeholders, policymakers, and non-technical audiences
+ Collaborate with government, military, and industry partners to align cybersecurity and AI strategies with national priorities
+ Drive project execution and ensure delivery of secure, scalable, and mission-aligned solutions
Job Requirements:
+ Bachelor's Degree in Computer Science, Engineering, Cybersecurity, or a related field. Post graduate degrees a plus.
+ Relevant certifications such as CISSP, CISM, OSCP, or CRT; advanced credentials like CCT, CCSAS, or CCSAM are highly desirable.
+ Familiarity with AI security frameworks and standards (e.g., NIST AI RMF, ISO/IEC 23894, OWASP ML Top 10) an advantage
+ 5-8 years of hands-on experience in cybersecurity operations, AI/ML security
+ Operational Technology (OT) engineering, operations, and cybersecurity
+ Deep understanding of AI/ML technologies, including neural networks, deep learning, and reinforcement learning.
+ Strong knowledge of software development, system architecture, and network architecture.
+ Familiarity with security testing methodologies, penetration testing, and adversary simulation.
+ Passionate about cybersecurity and AI, with a curious, hands-on mindset and eagerness to explore vulnerabilities across diverse technologies.
+ Proven track record in leading and mentoring technical teams and working in cross-functional, interdisciplinary environments.
+ Excellent analytical, conceptualization, and problem-solving skills.
+ Strong communication and interpersonal abilities, capable of translating complex technical concepts for both technical and non-technical stakeholders.
+ Well-versed in security principles, policies, industry standards, and best practices.
Network Security Engineer
Posted today
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Job Description
- Configure, and manage Cisco Catalyst Switches (IOS), Cisco Nexus Switches (NXOS), and Alcatel Lucent Switches (AOS) to maintain a secure and efficient network infrastructure.
- Implement and maintain Palo Alto and Fortinet Fortigate Firewalls for network security and access control.
- Administer Alcatel Lucent Wireless Controllers to ensure a secure and robust wireless network environment.
- Utilize SolarWinds NPM (Network Performance Monitor) and NCM (Network Configuration Manager) for network monitoring and configuration management.
- Manage and maintain ClearPass Policy Manager for network access control and policy enforcement.
Requirements:
- Bachelor's degree in Computer Science, Information Technology, or related field.
- 3+ years of experience in network security engineering.
- Proficiency in Cisco Catalyst Switches (IOS), Cisco Nexus Switches (NXOS), and Alcatel Lucent Switches (AOS).
- Experience in configuring and managing Palo Alto and Fortinet Fortigate Firewalls.
- Handson experience with Alcatel Lucent Wireless Controllers.
- Familiarity with SolarWinds NPM / NCM for network monitoring and configuration management.
- Proficient in ClearPass Policy Manager for network access control and policy enforcement.
- Knowledge of network protocols, security architectures, and best practices.
- Strong analytical and problemsolving skills with attention to detail.
- Excellent communication and teamwork abilities.
- Experience with other firewall solutions beyond Palo Alto and Fortinet, such as Check Point or Cisco ASA. Proficiency in network encryption protocols and VPN technologies.
- Understanding of network segmentation and micro-segmentation principles.
- Knowledge of intrusion detection/prevention systems (IDS/IPS).
Network Security Engineer_Contract
Posted today
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Key Responsibilities
- Security Implementation & Management:
- Deploy and maintain F5 system with experience in LTM, WAF, API
- Deploy and maintain Azure Cloud security with experience in APIM gateways
- Implementation, and maintenance of network security solutions, with focus on Cisco FTD, FMC and Firewalls.
- Security Policy & Configuration:
- Implement, and enforce granular security policies on F5 , firewalls and APIM gateways
- Perform regular security policy rule base reviews, cleanups, and optimization to ensure a strong security posture and network performance.
- Integrate and configure F5 solutions to enforce application delivery and security policies, including rules.
- Documentation & Collaboration:
- Documentation for diagrams. configurations, and standard operating procedures.
- Collaborate closely with cross-functional teams to ensure security policies align with business objectives.
Qualifications
- Experience : Minimum of 3-5 years of hands-on experience in a network security or engineering role.
- Technical Skills :
- Hands-on experience with F5 BIG-IP platforms, including LTM , WAF/ASM/API , and APM .
- Proven experience with Azure cloud platforms security, including NSG and APIM
- Implementation knowledge of firewall solution and management security, including FTD and FMC .
- Strong understanding of network protocols (TCP/IP, DNS, HTTP/S) and security principles (firewalls, IDS/IPS, VPNs).
- Familiarity with automation, cloud security is a plus.
Certifications (Preferred)
- Microsoft Certified: Azure Security Engineer Associate
- Cisco Certified Network Professional (CCNP) Security
- F5 Certified Administrator or F5 Certified Technology Specialist (CTS).
- Other security certifications like CISSP or CompTIA Security+ are a plus.
Network Security Engineer
Posted today
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Job Description
We're hiring a Technical Presales Consultant / Network Security Engineer for a top-tier global cybersecurity company. In this role, you'll act as a key technical advisor during the sales process, supporting customers and internal teams with in-depth knowledge of network security solutions—including Juniper technologies. You'll lead technical discussions, run Proof-of-Concepts, and play an integral role in shaping secure, scalable network solutions.
Job Location: Singapore
POSITION DESCRIPTION
The Technical Presales Consultant is responsible for:
Work closely with the sales and product teams
Conduct Proof-Of-Concept (POC) and prepare technical proposals
Conduct solution presentation and workshops
Provide pre and post-sales support
Propose and explore new and upcoming technologies in the market
Perform any other duties as assigned
POSITION REQUIREMENTS
Skills and Experience:
• Diploma or degree in Information Technology, Computer Science, or a related field
- Minimum of 5 years of experience in the IT security sector, with a strong technical background in network engineering and firewall implementation/management
- Proficiency in Juniper security technologies (e.g., SRX firewalls, JunOS, Juniper Security Director ), including configuration, troubleshooting, and optimization
- Familiarity with other security technologies, including firewalls, IDS/IPS
- Solid understanding of networking protocols (TCP/IP, DNS, DHCP) and core principles of network security
- Experience with network monitoring and analysis tools
- Strong knowledge of Security Design Architecture, OSI model, TCP/IP model, and related protocols
- Relevant certifications (e.g., JNCIS-SEC , CCNP Security, CISSP, CISM) are advantageous
- Excellent problem-solving skills and keen attention to detail
- Strong communication skills and a collaborative team-oriented mindset
If this opportunity aligns with your skills and career goals, we encourage you to apply.
EA License: 21C0783
EAP Registration No: R
network security analyst
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Implementing removable media controls, particularly for third-party suppliers.
Responsibilities
Support the DT Leader in delivering IT/OT security high-priority projects
Coordinate with facility & maintenance, EHS, quality, and operations teams on Secure Shop Connection projects
Conduct OT/IT asset discovery, record management, and ongoing maintenance
Liaise with third-party suppliers for asset inventory data
Build and maintain documentation to demonstrate compliance with IT/OT controls
Identify, document, and manage IDF/MDF infrastructure at sites
Oversee hardware procurement processes
Support shop floor asset connectivity to the network
Perform malware scanning as per SOP/policies and work with GE Cybersecurity to remediate infections on OT devices
Install and manage Nozomi network taps
Configure and deploy IT/OT network infrastructure (e.g., switch installations) in alignment with GE-approved design standards
Develop recovery and backup solutions with suppliers of critical OT
Schedule and execute annual OT/IT device scanning
Skills/Requirement
Bachelor's or Master's degree in a relevant field like Cybersecurity, Engineering, or Computer Science.
Strong understanding of IT security concepts (firewalls, intrusion detection, authentication) and OT systems (PLCs, SCADA, industrial protocols).
Converging IT/OT environments, where innovations like IoT bring new vulnerabilities to industrial sectors.
Experience with vulnerability scanning tools (e.g., Nessus) and other assessment platforms
Develops defenses against sophisticated cyberattacks that target both traditional IT and industrial control systems.
We regret to inform you that only shortlisted candidates will be contacted.
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Network Security Engineer
Posted today
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RESPONSIBILITIES
•Track and analyze various security issues, supporting daily security work.
•Resolve technical issues in the network environment.
•Conduct security risk assessments and provide technical support for projects.
•Participate in emergency response, handling, and tracing of various security incidents.
•Participate in the network security responsibility assessment and related matters.
JOB REQUIREMENTS
•Bachelor's degree in Computer Science, Cybersecurity, or related field.
•Strong knowledge of network security protocols, firewalls, VPNs, IDS/IPS, etc.
•Experience in vulnerability management and penetration testing.
•Hands-on experience with security tools such as Wireshark, Metasploit, etc.
•Familiarity with security compliance frameworks (ISO 27001, SOC 2, etc.).
•Experience with cloud security (AWS, GCP, Azure).
•Strong analytical skills and the ability to act quickly during security incidents.
•Excellent communication skills for reporting and training purposes.
Network & Security Engineer
Posted today
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Job Description
NCS is a leading technology services firm that operates across the Asia Pacific region in over 20 cities, providing consulting, digital services, technology solutions, and more. We believe in harnessing the power of technology to achieve extraordinary things, creating lasting value and impact for our communities, partners, and people. Our diverse workforce of 13,000 has delivered large-scale, mission-critical, and multi-platform projects for governments and enterprises in Singapore and the APAC region.
We're searching for a Network & Security Engineer to be part of our diverse team of talent here at NCS
Overview
As a Network & Security Engineer, you will be responsible for the initial support and maintenance of OneCare's client. This role provides 24x7 standby onsite and remote troubleshooting support, onsite HW replacement, security patches and firmware or software upgrade of Network and Security devices while ensuring SLA contractual obligation is meet.
What will you do?
Network and Security Maintenance
- Perform routine network maintenance and system upgrades, including service packs, patches, and hot fixes.
- Hardware replacement which requires prepping up the replacement device with same firmware/software and patches with faulty device. This also requires basic to intermediate configuration.
Troubleshooting and Support
- Identify and resolve network and security issues promptly.
- Provide technical support to end-users and escalate issues to higher-level engineers when necessary.
- Document network problems and resolutions for future reference.
- Basic and/or Intermediatory skill in switches, routers or f5
- Basic and/or Intermediatory skill in Firewalls eg Fortinet, Checkpoint and/or Palo Alto
Security Management
- Adherence to all clients Security and Cyber hygiene policies.
Respond to security audits and vulnerability assessments.
Incident Response
- Part of the 24x7 rotational standby to support all clients 24x7 ensuring meeting SLA.
- Respond to network and security incidents.
- Participate in incident response drills and post-incident reviews.
- Follow all processes, including timely escalation to senior engineers.
Documentation and Reporting
- Conduct and maintain accurate and up to date Preventive Maintenance report where contractually obligated.
- Daily regular accurate update of incident tickets.
- Collaborate with other engineers to ensure comprehensive documentation of network and security procedures/SOP.
The ideal candidate should possess:
- Diploma /Degree in Computer Science / Computer Engineering / Information Technology related field, or IT equivalent
- Network and security Internship experience or minimally 2 years of related experience or exposure
- Good knowledge of network and firewalls
- Experience in Fortinet/Check Point is a must
- Self-motivated with a positive "can-do" attitude, creative with excellent presentation, communication, negotiation and interpersonal skills including strong persuasive techniques.
- Ability to develop and maintain respectful and trusting relationship
- Good customer management experience
- Proficient in written and spoken English
- Able to travel as required
Network & Security Engineer
Posted today
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Company Description
NCS is a leading technology services firm that operates across the Asia Pacific region in over 20 cities, providing consulting, digital services, technology solutions, and more. We believe in harnessing the power of technology to achieve extraordinary things, creating lasting value and impact for our communities, partners, and people. Our diverse workforce of 13,000 has delivered large-scale, mission-critical, and multi-platform projects for governments and enterprises in Singapore and the APAC region.
Job Description
We're searching for a Network & Security Engineer to be part of our diverse team of talent here at NCS
Overview
As a Network & Security Engineer, you will be responsible for the initial support and maintenance of OneCare's client. This role provides 24x7 standby onsite and remote troubleshooting support, onsite HW replacement, security patches and firmware or software upgrade of Network and Security devices while ensuring SLA contractual obligation is meet.
What will you do?
Network and Security Maintenance
- Perform routine network maintenance and system upgrades, including service packs, patches, and hot fixes.
- Hardware replacement which requires prepping up the replacement device with same firmware/software and patches with faulty device. This also requires basic to intermediate configuration.
Troubleshooting and Support
- Identify and resolve network and security issues promptly.
- Provide technical support to end-users and escalate issues to higher-level engineers when necessary.
- Document network problems and resolutions for future reference.
- Basic and/or Intermediatory skill in switches, routers or f5
- Basic and/or Intermediatory skill in Firewalls eg Fortinet, Checkpoint and/or Palo Alto
Security Management
- Adherence to all clients Security and Cyber hygiene policies.
Respond to security audits and vulnerability assessments.
Incident Response
- Part of the 24x7 rotational standby to support all clients 24x7 ensuring meeting SLA.
- Respond to network and security incidents.
- Participate in incident response drills and post-incident reviews.
- Follow all processes, including timely escalation to senior engineers.
Documentation and Reporting
- Conduct and maintain accurate and up to date Preventive Maintenance report where contractually obligated.
- Daily regular accurate update of incident tickets.
- Collaborate with other engineers to ensure comprehensive documentation of network and security procedures/SOP.
Qualifications
The ideal candidate should possess:
- Diploma /Degree in Computer Science / Computer Engineering / Information Technology related field, or IT equivalent
- Network and security Internship experience or minimally 1 year of related experience or exposure
- Good knowledge network and firewalls
- Self-motivated with a positive "can-do" attitude, creative with excellent presentation, communication, negotiation and interpersonal skills including strong persuasive techniques.
- Ability to develop and maintain respectful and trusting relationship
- Good customer management experience
- Proficient in written and spoken English
- Able to travel as required
Additional Information
We are driven by our AEIOU beliefs - Adventure, Excellence, Integrity, Ownership, and Unity -and we seek individuals who embody these values in both their professional and personal lives. We are committed to our Impact: Valuing our clients, Growing our people, and Creating our future.
Together, we make the extraordinary happen.