1,554 Network Security jobs in Singapore

As a seasoned network security professional, you will be responsible for delivering exceptional technical implementation and escalation support to enterprise customers and channel partners. Your primary objective will be to ensure customer success by providing outstanding support for the deployment, maintenance, and troubleshooting of network security solutions.

• Implement and configure advanced network security products on customer premises or cloud environments.
• Provide expert-level support, troubleshoot complex security incidents, and perform in-depth root cause analysis.
• Develop and deliver comprehensive technical training programs, workshops, and handovers to partners and end-users.
• Collaborate closely with vendors and internal support teams to resolve advanced issues efficiently.
• Monitor deployments to guarantee optimal performance, scalability, and compliance with industry standards.
• Assist in strategic planning, patch management, and lifecycle management of deployed solutions.

• Minimum 2-5 years of experience in post-sales support, NOC/SOC, or field engineering for security solutions.
• Demonstrated hands-on expertise with firewall configurations, VPN tunnels, IDS/IPS, endpoint protection, and threat intelligence tools.

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The IT Security System Engineer role involves administering and maintaining office infrastructure, on-premises and cloud-based systems. This includes testing system performance, ensuring continuous uptime of the system, monitoring system performance, uptime, and resource utilization.

This position also requires implementing and managing backup, disaster recovery, and business continuity plans when needed. Additionally, you will troubleshoot hardware/software issues related to security and IT infrastructure.

You will manage firewalls, endpoint protection, and intrusion detection/prevention systems. Conducting regular vulnerability assessments and applying security patches is an essential part of this role.

Furthermore, you will enforce identity and access management (IAM) policies across cloud platforms. Monitoring cloud environments for threats, misconfigurations, and compliance risks is crucial.

In addition to these responsibilities, you will configure and maintain cloud infrastructure for internal and client-facing applications. Deploying, managing, and optimizing cloud-based system platforms is important.

Optimizing cloud resource usage and cost efficiency, supporting secure data storage, sharing, and collaboration tools, and implementing and maintaining cybersecurity measures to protect data are key responsibilities in this position.

Providing technical support for distributed security products, configuring secure remote access for live data feeds and archived footage via cloud portals and mobile apps, and ensuring reliable cloud storage of security/IoT data are essential duties.

Collaborating with security teams to support incident investigations and system audits, collaborating with R&D or appointed third-party R&D to test and ensure integration with vendors, and collaborating with vendors for firmware updates and product compatibility are all important aspects of this role.

Configuring, testing, and maintaining security hardware including IP cameras, DVRs/NVRs, and access control systems covering both company-supported and third-party products, providing helpdesk support to internal users and remote teams via tools like AnyDesk, resolving hardware, software, and connectivity issues, conducting internal training sessions on IT best practices, cybersecurity awareness, and effective use of cloud platforms, and assisting with pre-sales and post-sales technical queries from clients are all key responsibilities.

Maintaining detailed records of system configurations, incidents, troubleshooting procedures, and resolutions, creating and updating IT policies, cloud governance guidelines, and end-user manuals, and preparing regular reports on system health, cloud usage, and overall security posture are essential tasks in this position.

Key Responsibilities:

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• Implement and integrate Palo Alto Networks products in client environments.
• Provide post-sales technical support and troubleshooting.
• Collaborate with pre-sales and project teams to ensure smooth handover from design to implementation.
• Conduct client training, knowledge

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Technical Recruiter (Singapore) - Hiring for multiple roles across Singapore
Position:
Network Security Specialist
Key Responsibilities and Attributes:
Providing support to client perimeter security infrastructure, which includes firewall, proxy, and remote access systems.
Investigation, documentation, and resolution of outages to critical business systems that may be caused by firewall, proxy, or remote access systems.
Escalation of issues to and tracking of progress in conjunction with Client engineering teams, vendors, or other technical resource teams.
Working incidents or projects beyond the scope of the level 2 team which may include scheduling multiple changes, software upgrades, or configuration activities to resolve.
Desired platforms/skills include:
Strong troubleshooting and communication skills.
tcpdump/pcap/wireshark experience.
Check Point Secure Platform Pro & Gaia, Juniper SRX, Bluecoat Proxy, Palo Alto Networks firewalls, Juniper SSL VPN appliances, Juniper Netscreen firewalls, Cisco ASA with AnyConnect client.
Network routing with BGP, Linux/Unix experience preferred.
Also desired/emphasized is a strong analytical and quantitative capability with attention to detail. Ability to work in a demanding environment, exhibiting a high degree of flexibility and ability to multi-task, seeking guidance where necessary, and strong verbal and written skills are also desired.
Special Skills:
Specialists are required to analyze customer requirements to ensure all standards, policies, and guidelines are upheld from the information security perspective and support routine compliance activities.
Eventually, specialists need to support technology improvements, such as new infrastructure install and hardware/software upgrades, and engineering support.
Years of Related Experience:
2-5 years
Seniority level
Mid-Senior level
Employment type
Full-time
Job function
Information Technology
Industries
Computer and Network Security and Technology, Information and Media
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Network Security Expert Opportunity

We are seeking a skilled Network Security Expert to join our team. The successful candidate will be responsible for the configuration, development, and maintenance of vulnerability tools and platforms.

• Configure and test network security appliances such as firewalls and link encryptors.
• Perform backup and upgrade of network appliance configuration and firmware.
• Develop detailed network security diagrams.
• Troubleshoot and debug issues that arise during the operation of our systems.
• Maintain accurate and up-to-date technical and configuration documentation.
• Be prepared to perform standby duties as required by the team lead.

Skill Requirements:

• Technical expertise with hands-on experience in network security.
• The ability to quickly learn new technologies and skill sets.
• Experience with Vulnerability Assessment tools such as Nessus and NNM.
• Detailed knowledge of configuring one or more brands of network security equipment.
• Excellent teamwork skills with the ability to work independently when needed.
• CCNA and CCNP certifications are highly desirable but not required.

We are seeking a skilled Network Security Solutions Engineer to support our sales team in presenting and positioning network security solutions to enterprise clients and channel partners.

• This role requires collaboration with sales teams to understand client requirements and propose appropriate network security solutions.
• The successful candidate will deliver technical product presentations, demos, and Proof-of-Concepts (PoCs) to showcase the value of our network security solutions.
• Key responsibilities include designing network and security architectures using firewalls, IPS/IDS, VPNs, SASE, and zero-trust models, as well as providing responses to RFIs, RFPs, and solution proposals.
• Additionally, the engineer will engage with channel partners and resellers to provide product and technical enablement, stay current on vendor products (e.g., Fortinet, Palo Alto, Cisco, Sophos, Check Point), and liaise with product managers and vendors to align solutions with roadmap and features.

Requirements:

• A minimum of 2–5 years of experience in pre-sales, solution consulting, or systems engineering in network security or cybersecurity is required.
• Familiarity with firewalls, intrusion prevention, endpoint protection, VPN, SD-WAN, and cloud security tools is essential.
• Strong presentation, documentation, and stakeholder management skills are necessary for success in this role.
• Certification in network/security (e.g., NSE, CCNA Security, CISSP) is highly desirable but not mandatory.

Benefits:

This challenging and rewarding role offers opportunities for professional growth and development in a dynamic industry. The successful candidate will have access to ongoing training and development opportunities, allowing them to stay up-to-date with the latest technologies and trends.

This is an excellent opportunity for those who are passionate about network security and want to make a real impact in the industry. If you are a motivated and talented individual looking to take your career to the next level, we encourage you to apply.

Job Description:

The Service Provider must provide an on-site resource at each of the requested site, present Monday–Friday, 8 hours/day. Responsibilities include:
• 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
• Implement removable media controls, particularly for third-party suppliers
• Develop recovery and backup solutions with suppliers of critical OT
• Schedule and execute annual OT/IT device scanning

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SPTel is a joint venture between ST Engineering and SP Group and we are able to leverage the strengths of our parents to provide unique connectivity and digital services for our customers to become the digital services provider of choice. Our network is known for reliability and diversity because our unique fibre pathways combine leased SP Group infrastructure with owned fibre pipes laid alongside the power network cables. Our network structure also ensures your data takes the shortest possible route for optimal performance.

SPTel is a Business Class Digital Services provider that promises:

• Fully digitalised processes, enabling on demand provisioning of services such as Bandwidth and cyber security
• Business Grade connectivity standards that include <1ms ultra low latency performance and clean-pipe connectivity as a default
• True network diversity for improved reliability with unique fibre pathways and facilities that are physically separate from incumbent telcos
• Innovative services such as Quantum Key Distribution-as-a-Service (QKD-a-a-S), IoT-a-a-S and Edge Cloud

We are well recognised in the industry clinching numerous awards for our cutting-edge telco services and featured on CNA in a documentary “Home-Grown with a Digital Edge” as well as vignette “Securing the Future in the Age of Quantum Computing”.

These accolades and achievements are the result of us meticulously grooming a team of talents and specialists to be part of our exciting journey and we are looking to grow our team. If you are a skilled and driven individual, do join us as co-creators of the future of SPTel.

Job Brief:

We are looking for an Engineer/Senior Engineer who is passionate about security with at least 5 years of experience in network security.

This rewarding role will best suit someone with network experience, and the ability to work closely with our engineers to deliver large scale network security solutions.

Experience working with cyber security and in a CII(Critical Information Infrastructure) environment will be an added advantage.

Responsibilities:

Infrastructure & Network Security

• Protect Telco cloud infrastructure and corporate IT network systems. Be responsible for the implementation and management of security-related applications and systems as system owner.
• Lead to architect, implement, manage and continuously improve security-related systems including but not limited to NGFW, IPS, WAF, Anti-DDoS, AD(Active Directory), TACACS+, PAM, MFA, EDR, EPP/SP, SIEM, ZTNA, and SASE.
• Develop Standard Operational Procedures(SOP), Manual of Procedures(MOP), and operational documentation for service delivery and change requests.
• Lead Proof of Concepts (POC) for emerging security technologies and managed security services (MSS).
• Support the team as Layer 3 technical support for security-related systems issues, SOC alerts, etc.
• Support ISMS and ISO27001 implementation.

Customer Cybersecurity Support

• Evaluate and respond to customer tenders and cybersecurity inquiries, including infrastructure security compliance, managed security services compliance and data privacy compliance.
• Support the Sales and Solution teams in addressing supply chain and third-party cybersecurity requirements.
• Support the company’s response to cybersecurity incidents and threats.
• Develop and maintain incident response plans, SOC alert playbooks, cyber incident playbooks and conduct annual cyber table-top exercises and/or simulations.
• Provide incident investigation support to SOC and technical operations teams.
• Monitoring and managing all security breaches and handling security incidents, taking remedial action to prevent recurrence wherever possible.
• Any other ad-hoc duties as assigned by superior from time to time.

Role Requirements:

• Minimum 5 years of experience in cybersecurity.
• Strong understanding of security architecture across network, infrastructure, and endpoint layers.
• Familiarity with security operations, risk assessments, incident management, and customer cybersecurity support.
• Hands-on experience with security technologies (e.g., Firewall, IPS/IDS, WAF, DDoS Protection, AD, PAM, SIEM, EDR, ZTNA).
• Have experience creating design documents (HLD, LLD) diagrams, and presentations.
• Have experience in project management.
• Strategic mindset with strong problem-solving and risk mitigation skills.
• Ability to work cross-functionally with internal teams, auditors, and customers.
• Enjoy working with different stakeholders to achieve desired outcomes.
• Ability to work in a fast-paced environment and multi-tasking.
• Professional Certifications such as in network, security domains and project management will be an advantage.

• Seniority level Associate

• Employment type Full-time

• Job function Information Technology

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