Network & Security Engineer

RAPSYS TECHNOLOGIES PTE. LTD.; Singapore; On-site; SGD 70,000 - 100,000; Full time

Job summary

RAPSYS TECHNOLOGIES PTE. LTD. in Singapore seeks a Network & Security Engineer to lead deployment, configuration, integration, and optimization of enterprise network and security solutions from Jurong.

You will act as the technical lead on mid to large projects, designing high-/low-level designs, coordinating with project managers, and providing advanced support for Cisco, Palo Alto, Check Point and Fortinet platforms to ensure secure, reliable connectivity.

Qualifications

• Diploma or Degree in Computer Science/Information Technology/Computer Engineering or related discipline.
• At least 2–3 years of experience in network security infrastructure project delivery with hands-on configuration and troubleshooting of IT network devices.
• Experience liaising with users and vendors to define business requirements and deliver technical solutions.
• Skilled in network security solution design, planning, risk assessment, implementation and validation.
• Technical certification in networking (e.g., CCNA/CCNP) or firewall products is preferred.
• Strong communication and analytical abilities; proactive and independent team player.

Responsibilities

• Lead deployment, configuration, integration, and optimization of complex enterprise network and security solutions.
• Act as technical lead for mid to large-scale projects, providing architectural guidance and oversight.
• Collaborate with Project Managers to ensure scope, timelines, quality standards, and customer requirements are met.
• Provide advanced support for network security infrastructure on platforms such as Cisco, Palo Alto, Check Point and Fortinet
• Drive root-cause analysis, incident resolution, and escalation for network performance and security events.
• Prepare and maintain high-level and low-level designs, configuration baselines, test procedures, installation guides, and operational procedures.
• Conduct knowledge sharing, internal training, and post-incident reviews to uplift team capability.
• Provide quality oversight for processes and project deliverables and ensure security/governance compliance.
• Input to project reporting and status updates.
• Support smooth transition from project to operations.

Skills

Network security

Communication

Analytical skills

Teamwork

Education

Diploma or Degree in CS/IT/CE or related

Tools

Cisco switches/routers

Firewalls

Cisco ISE

Palo Alto

Check Point

Fortinet

SolarWinds

Job description

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.