Senior Engineer Network Security jobs in Singapore – Browse 1,961 openings on RoboApply Jobs

Senior Engineer Network Security jobs in Singapore

Open roles matching “Senior Engineer Network Security” with location signals for Singapore. 1,961 active listings on RoboApply Jobs.

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companyncs3 logo
Full-time|On-site|Singapore

Join ncs3 as a Senior Engineer specializing in Network and Security. In this pivotal role, you will lead initiatives to enhance security protocols and network infrastructure, ensuring reliable and secure operations. Your expertise will be vital in designing and implementing innovative solutions that safeguard our systems against emerging threats.

Apr 2, 2026
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companyncs logo
Full-time|On-site|Singapore

Join our team as a Network and Security Engineer where you will play a pivotal role in safeguarding our network infrastructure. You will be responsible for designing, implementing, and maintaining security measures to protect sensitive data and ensure the integrity of our network systems. Collaborate with cross-functional teams to develop and enforce security policies, conduct risk assessments, and respond to security incidents.

Oct 23, 2024
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companySopra Steria logo
Full-time|On-site|Singapore

Role overview Sopra Steria seeks a Senior Network Security Engineer in Singapore to design, implement, and manage security solutions for enterprise networks. This role involves working closely with teams across the company to maintain high security standards and ensure compliance with internal policies. Key responsibilities Design and deploy network security solutions tailored for large-scale enterprise environments Oversee and maintain security infrastructure to protect company networks Collaborate with cross-functional teams to enforce security policies and best practices Offer expert guidance on security protocols and procedures Monitor networks for threats and respond proactively to vulnerabilities Requirements Solid background in network security technologies and methodologies Experience in identifying and mitigating security threats Ability to guide teams in implementing security protocols Thorough understanding of compliance requirements within network security Location This position is based in Singapore.

Apr 24, 2026
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companyNCS logo
Full-time|On-site|Singapore

Join our dynamic team at NCS as a Network & Security Engineer! We are on the lookout for skilled professionals to contribute to the maintenance and support of OneCare’s client network. Role OverviewIn this pivotal role, you will oversee the initial support and ongoing maintenance of network and security systems, ensuring that we deliver 24/7 onsite and remote troubleshooting assistance. Your responsibilities will include hardware replacements, implementing security patches, and upgrading firmware or software on various network and security devices, while consistently adhering to SLA contractual obligations. Your ResponsibilitiesNetwork and Security MaintenanceConduct regular network maintenance and system upgrades, including service packs, patches, and hot fixes.Manage hardware replacements by preparing replacement devices with the same firmware/software and patches as the faulty equipment, necessitating basic to intermediate configuration skills. Troubleshooting and SupportQuickly identify and resolve network and security issues.Provide technical support to end-users and escalate complex issues to senior engineers as needed.Document network problems and solutions for future reference.Possess basic to intermediate skills in switches, routers, and F5 devices.Demonstrate basic to intermediate skills in firewalls such as Fortinet, Checkpoint, and Palo Alto. Security ManagementComply with all client security and cyber hygiene policies and respond to security audits and vulnerability assessments. Incident ResponseParticipate in a 24/7 rotational standby to support clients, ensuring SLA compliance.Address network and security incidents effectively.Engage in incident response drills and post-incident evaluations.Adhere to all processes, including timely escalation to senior engineers. Documentation and ReportingMaintain accurate and up-to-date preventive maintenance reports as contractually required.Provide regular updates on incident tickets daily.Collaborate with fellow engineers to ensure comprehensive documentation of network and security procedures/SOP.

Sep 12, 2025
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companyxcellink logo
Full-time|On-site|Singapore, Singapore, Singapore

Join a leading multinational information technology company as an AI-OPS / Network Security Engineer. As our client expands its team, they seek a highly skilled professional to oversee and enhance the security of their network infrastructure. The chosen candidate will play a key role in the design, implementation, and maintenance of robust network security solutions to ensure a stable, reliable, and secure network environment.Your Key Responsibilities: Maintain AI-driven tools integrated with the existing network infrastructure for predictive analytics, anomaly detection, and root cause analysis. Utilize AIOps solutions for effective network monitoring, analytics, and automation. Leverage basic automation knowledge to streamline network tasks and workflows using AIOps tools and low to no code programming. Analyze network data to uncover trends, optimize performance, and bolster security. Configure and manage Cisco Catalyst Switches (IOS), Cisco Nexus Switches (NXOS), and Alcatel Lucent Switches (AOS) to ensure a secure and efficient network setup. Implement and maintain Palo Alto and Fortinet Fortigate Firewalls for comprehensive network security and access control. Administer Alcatel Lucent Wireless Controllers to guarantee a secure and resilient wireless network environment. Utilize SolarWinds NPM (Network Performance Monitor) and NCM (Network Configuration Manager) for proactive network monitoring and configuration management. Manage ClearPass Policy Manager for effective network access control and policy enforcement.

Oct 7, 2024
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companySquarepoint Capital logo
Full-time|On-site|Singapore

Team: Information SecurityPosition Overview:Join Squarepoint Capital as a Senior Information Security Engineer, where you will leverage your expertise to enhance our security posture. In this critical role, you will provide expert guidance and implement improvements across essential domains including network, cloud, data, and system security. You will serve as the escalation point for Security Operations, effectively analyzing and resolving complex security issues. Key responsibilities include overseeing security for vital IT projects, leading threat modeling for intricate systems, auditing for security vulnerabilities, and developing automated capabilities to continuously assess the effectiveness and resilience of our controls. This role presents a unique opportunity to spearhead security initiatives and influence our security roadmap. A high degree of self-motivation and proactivity is essential for success in this position.Enhance security measures across core areas such as network and system security, email security, cloud security, and data protection.Act as a security advisor for IT projects, ensuring compliance with security requirements and risk mitigation.Manage and optimize security tools, ensuring effective deployment and maintenance.Lead the design and development of security solutions and architectures protecting critical assets.Provide second-line support to Security Operations.Conduct threat modeling and risk assessments to identify vulnerabilities and execute proactive mitigation strategies.Oversee relationships with the Managed Detection and Response (MDR) provider, ensuring service efficiency and continuous enhancement.Implement initiatives from the security roadmap, aligning with business goals and emerging threats.Collaborate with cross-functional teams to elevate security awareness and integrate security into business processes.

Mar 10, 2026
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companyncs logo
Full-time|On-site|Singapore

Join our dynamic team as a Server and Network Security Support Engineer where you will play a crucial role in safeguarding our infrastructure. You will work closely with cross-functional teams to enhance security protocols, troubleshoot issues, and ensure the integrity of our systems.

Oct 4, 2024
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companyncs3 logo
Full-time|On-site|Singapore

Role Overview ncs3 is hiring a Network Engineer focused on Security Systems in Singapore. This role centers on designing, implementing, and managing network security solutions that safeguard client infrastructures. The position plays a key part in upholding the integrity and security of network operations. What You Will Do Design network security systems tailored to client needs Implement and manage advanced security solutions Monitor network operations proactively for potential threats Respond to security incidents and mitigate risks Location Singapore

Apr 16, 2026
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companyAccion Labs logo
Full-time|On-site|Singapore

Join Accion Labs as a Senior Network Engineer and take your career to the next level. We are seeking an experienced professional who is passionate about network design, implementation, and management. In this role, you will be responsible for overseeing the installation and configuration of network systems, ensuring optimal performance and security.Your expertise will play a crucial role in enhancing our network infrastructure, troubleshooting issues, and collaborating with cross-functional teams to deliver high-quality solutions. If you thrive in a dynamic environment and have a strong background in networking technologies, we would love to hear from you!

Aug 17, 2017
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companyncs logo
Full-time|On-site|Singapore

Join ncs as a Senior Network Engineer, where you will play a crucial role in designing, implementing, and maintaining robust network infrastructures. You will collaborate with cross-functional teams to ensure optimal performance and security of our network systems.

Nov 15, 2024
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companyNCS Pte Ltd logo
Full-time|On-site|Singapore

As a Network Security Engineer at NCS, you will be responsible for delivering centralized technical support at Level 1.5 for our diverse range of clients across the network, cyber, and server domains.Your Key Responsibilities:Participate in a 24x7 maintenance standby duty on a rotational basis as assigned by your team lead.Ensure that Service Level Agreements (SLA) are met for every incident.Manage escalations for issues that exceed the scope of Level 1 knowledge.Handle daily call assignments during office hours when not on standby.Be prepared to perform weekend or after-hours duties as required.Engage in preventive maintenance activities, including hardware inventory management.Oversee cases from initiation through to resolution.Promptly and accurately update incident tickets.Obtain necessary certifications to support key clients.Accept new assignments from the Operations Manager or Technical Services Manager as needed.

Feb 5, 2025
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companyIntersoft Consulting Pte Ltd logo
Network Engineer

Intersoft Consulting Pte Ltd

Full-time|On-site|Singapore

We are seeking a skilled Network Engineer to join our dynamic team at Intersoft. The ideal candidate will possess strong expertise in network troubleshooting and provide effective problem identification and resolution support to first- and second-level teams.The responsibilities include managing Cisco Security devices such as ASA appliances (5555-X and 5585-X), Juniper NetScreen (including virtual firewall contexts), and McAfee Firewall. You will also oversee Cisco Data & Security Devices including ASDM, CSM, and DCNM, as well as managing servers that support AAA, SNMP, Syslog, NTP, DHCP, FTP, DNS, IPS, and VPN.Your role will also involve handling Cisco Routers and Switches from the Catalyst series (6500, 4500, 3750, 2960 & 3560) and Alcatel Omni Switches (6850 & 9000). You should have significant exposure to TACACS+, Radius, and the Cisco Access Control System.Moreover, you will provide network access consulting for new projects, implement new solutions and risk mitigation techniques, and evaluate inbound network access requests for user and device provisioning. A background in wireless environments is essential, along with the capability to design IP addressing schemas and conduct assessments and audits of IP network security.Your proactive approach to resolving network security issues and alignment with the security governance team will be crucial. A strong networking background combined with troubleshooting skills for access control and network-related problems is required.

Nov 12, 2015
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companycsit logo
Full-time|On-site|Singapore, Singapore

We are seeking a talented and dedicated Cyber Security Software Engineer specializing in Network Devices to join our dynamic cybersecurity team. In this role, you will be responsible for developing, implementing, and maintaining security protocols for network devices, ensuring robust protection against cyber threats.If you are passionate about cybersecurity and eager to contribute to a secure digital future, we want to hear from you!

Jan 13, 2022
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companyVitol logo
Full-time|On-site|Singapore

Role overview Vitol seeks a Network Engineer based in Singapore to manage and improve its network infrastructure. The position centers on maintaining network systems, optimizing performance, and ensuring secure, reliable connectivity throughout the company. What you will do Oversee daily operations of network systems Maintain and troubleshoot both network hardware and software Work to enhance network performance and reliability Support the rollout and maintenance of security protocols Collaborate with internal teams to provide seamless connectivity Requirements Attention to detail and a proactive approach to network management Proven experience in optimizing and maintaining network infrastructure Strong commitment to security and reliability Ability to work well with both technical and non-technical colleagues

Apr 23, 2026
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companyncs3 logo
Full-time|On-site|Singapore

Role overview The Senior Telco Network Engineer at ncs3 plays a key part in shaping and delivering advanced telecommunications solutions. Based in Singapore, this role focuses on supporting projects that drive improvements in communication technologies and overall network performance. What you will do Design and implement telecommunications network systems for various projects. Work closely with cross-functional teams to enhance network efficiency, scalability, and reliability. Apply technical expertise to initiatives aimed at advancing communication technologies. Location This position is based in Singapore.

Apr 27, 2026
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companyfuku logo
Full-time|On-site|Singapore, Singapore, Singapore

Join Our Team as a Senior Network Engineer!At fuku, we are seeking a skilled Senior Network Engineer who will play a pivotal role in our network administration and project management. You will thrive in a dynamic, diverse environment while ensuring network security and reliability. Key Responsibilities:Network Administration:- Manage network operations across production, disaster recovery, and testing environments, including security equipment and telecommunication links.- Enhance IT infrastructure through hardening, upgrades, and improvements.- Monitor and implement security patches for vulnerabilities, ensuring compliance and security.- Manage the lifecycle of IT infrastructure components, including monitoring and renewing network systems' passwords and certificates.- Oversee network backup operations to guarantee data recoverability and business continuity.- Execute and test disaster recovery plans to ensure readiness of standby and disaster recovery equipment.- Provide continuous support with a 24/7 availability in rotating shifts.Project Management & Support:- Collaborate with project teams to provide infrastructure support aligned with project timelines.- Lead infrastructure enhancement projects adhering to best practices in project management.Incident & Problem Management:- Deliver second-level support for network incidents, resolving issues swiftly and efficiently.- Analyze incidents to prevent future occurrences.Change & Release Management:- Manage and execute network system changes in accordance with established protocols.Configuration Management:- Maintain a comprehensive database of all IT infrastructure components in use.Capacity & Performance Management:- Monitor infrastructure capacity and optimize network performance through tuning.Process Management:- Implement processes for IT service management in compliance with corporate policies.Documentation:- Develop and maintain essential technical documentation to support IT infrastructure.

Jan 26, 2026
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companyNCS Pte Ltd logo
Full-time|On-site|Singapore

Join our team as a Senior Infrastructure Engineer specializing in Network. In this role, you will be pivotal in designing, implementing, and maintaining robust network solutions that enhance our operational efficiency. You will work collaboratively with cross-functional teams to ensure seamless connectivity and security across our infrastructure.Key responsibilities include:Designing network architecture to support business operations.Implementing security measures to safeguard our network.Monitoring network performance and optimizing configurations.Providing technical support and troubleshooting network issues.

Aug 22, 2024
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companyAirwallex logo
Full-time|On-site|SG - Singapore

Join Airwallex as a Senior/Staff Network EngineerAt Airwallex, we are pioneering an integrated payments and financial platform designed for global enterprises. Our innovative blend of proprietary infrastructure and software empowers over 200,000 businesses globally—including industry leaders like Brex, Rippling, Navan, Qantas, and SHEIN—with seamless solutions to manage business accounts, payments, spend management, treasury, and embedded finance.Founded in Melbourne, our team of more than 2,000 talented tech professionals operates across 26 offices worldwide. With a valuation of $8 billion and support from top-tier investors such as T. Rowe Price, Visa, Mastercard, Robinhood Ventures, Sequoia, Salesforce Ventures, DST Global, and Lone Pine Capital, Airwallex is at the forefront of creating the future of global payments and finance. If you are eager to take on ambitious challenges and make a significant impact, we want you to be a part of our journey.

Feb 10, 2026
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companyncs3 logo
Full-time|On-site|Singapore

Are you ready to take your career to the next level? Join ncs3 as a Network Engineer or Senior Engineer! In this role, you will be responsible for designing, implementing, and maintaining network infrastructures that ensure seamless connectivity and performance. You will collaborate with cross-functional teams to troubleshoot and optimize network systems, ensuring high availability and reliability.We are looking for passionate individuals who thrive in a fast-paced environment and are eager to innovate and solve complex network challenges. If you have a keen eye for detail and a commitment to excellence, we want to hear from you!

Mar 30, 2026
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companyCygnify logo
Full-time|On-site|Singapore

Join Cygnify as a Presales Technical Consultant specializing in Networking and Network Security solutions. We are looking for a skilled professional to drive innovative technological solutions that meet our clients' evolving needs.Collaborate with AIS Sales Specialists and the Account team to cultivate a robust pipeline through a consultative selling strategy, generating new business opportunities within our regional accounts while supporting client acquisition initiatives.Align customer requirements with our portfolio of offerings, articulating solutions and defining the scope of work necessary to exceed expectations.Provide in-depth Technical Consulting support to the Solution Sales team for leading networking brands including Cisco, Aruba, Palo Alto, and Huawei.Collect and analyze detailed networking requirements to design secure, scalable, and highly available solutions tailored for our clients.Prepare and deliver compelling technical presentations, managing technology selection, bill of materials development, proposal writing, and conducting proof-of-concept demonstrations to validate technical feasibility.Demonstrate how our solutions can positively impact our clients' business objectives.Lead and collaborate with cross-functional teams to review overall solutions, ensuring all deliverable aspects are considered.Support the Sales Team with insights on pricing considerations and contribute to the development of technical proposals.Architect tailored technical solutions in response to specific customer needs.Participate in Bid Management and Review processes, representing technical interests effectively.Stay updated on market trends and competitive landscapes to enhance our offerings.Conduct enablement sessions and client briefings on relevant solutions for both clients and internal teams.

Mar 6, 2026

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