Network & Security Engineer

RAPSYS TECHNOLOGIES PTE. LTD.Singaporemycareersfutureoffentliggjort 02.11.2026
Skal:SecurityLead

Role: Network & Security Engineer Location: Jurong Singapore

JD: 1. Job Role:

Lead and oversee the deployment, configuration, integration, and optimization of complex enterprise network and security solutions.

Serve as the technical lead for mid to largescale projects, providing architectural guidance, technical direction, and oversight across multidisciplinary teams.

Collaborate closely with Project Managers to ensure project scope, timelines, quality standards, and customer requirements are consistently met.

Implement and provide advanced support for network security infrastructure solutions on platforms such as Cisco, Alcatel, Solarwinds, Cisco ISE, Cisco Firepower, Palo Alto, Checkpoint and Fortinet

Drive complex rootcause analysis efforts, lead incident resolution, and act as technical escalation for network performance, security events, and critical connectivity issues.

Prepare, review, and maintain comprehensive technical documentation, including highlevel designs (HLDs), lowlevel designs (LLDs), configuration baselines, acceptance test procedures, installation guides, and operational procedures.

Conduct knowledgesharing sessions, internal training, and postincident reviews to uplift team capability and improve operational efficiency.

Provide quality oversight for processes and project deliverables and ensure compliance to prevailing security and governance requirements.

Provide relevant inputs for project reporting and status update.

Support the smooth transition of the implemented infrastructure from project implementation phase to operation & maintenance phase.

2. Job requirement:

Diploma or Degree in Computer Science/Information Technology/Computer Engineering / Electrical & Electronics Engineering or other related disciplines.

At least 2-3 years of working experience in network security infrastructure project delivery with hands-on experience and knowledge on configuring and troubleshooting for IT network devices such as switches, routers, firewall, UPS, etc.

Have experience in liaising with the user and managing vendor to define business requirements and deliver technical solution.

Skilled in network security solution design, planning, risk assessment, implementation and validation.

Technical certification in networking (e.g. CCNA, CCNP) or above firewall products is preferred.

Possess strong communication skills and analytical capability to resolve technical issues.

A resourceful, proactive and independent team player.