Senior Network Architect — Mission-Critical Connectivity

ST Engineering Advanced Networks & Sensors Pte Ltd; Singapore; On-site; SGD 90,000 - 150,000; Full time

Benefits offered by this job

Competitive remuneration

Comprehensive benefits

Job summary

ST Engineering Advanced Networks & Sensors in Singapore is seeking a Senior Network Engineer to design, implement, and support network architectures for critical defence and government programmes.

You will configure routers, switches, firewalls, and manage network integration activities, testing, validation, and acceptance, while collaborating with cross-functional engineering and project teams in a fast-paced environment.

Qualifications

• Knowledge in Computer Engineering, Electrical Engineering, Information Technology or related discipline.
• Experience in defence, maritime, government, or mission-critical communication systems.
• Familiarity with multi-site network integration and acceptance testing activities.
• Experience working with cross-functional engineering and project teams.
• Hands-on experience in network design, configuration, and troubleshooting.
• Knowledge of Layer 2/Layer 3 networking, routing protocols, switching technologies, firewalls, and network security.
• Experience supporting integration, testing, and acceptance activities in complex programme environments.
• CCNA certification preferred; higher-level networking certifications will be advantageous.
• Strong analytical, troubleshooting, communication, and documentation skills.
• Singaporean only

Responsibilities

• Develop and maintain network architecture designs and technical solutions for programme requirements.
• Review and recommend network topologies, routing, switching, and security configurations.
• Produce and maintain network design documentation, interface specifications, and implementation plans.
• Support network troubleshooting, optimization, and lifecycle management activities.
• Configure, deploy, and maintain network equipment, including routers, switches, firewalls, and related infrastructure.
• Perform network integration, validation, and configuration management.
• Support issue investigation, root cause analysis, and corrective actions during implementation and testing.
• Develop and execute network test procedures and verification activities.
• Support system verification, validation, and acceptance activities.
• Document test results, deficiencies, and resolution actions.
• Work closely with project teams, vendors, customers, and stakeholders during test and acceptance phases.
• Prepare and maintain technical reports, network diagrams, configuration records, and engineering documentation.
• Provide regular progress updates and technical inputs for programme reviews and project meetings.
• Ensure compliance with engineering standards, cybersecurity requirements, and project processes.

Skills

Network design

Routing & switching

Network security

Cross-functional teamwork

Troubleshooting

Analytical mindset

Programme implementation

CCNA certification

Documentation

Singaporean only

Job description

ST Engineering Advanced Networks & Sensors in Singapore is seeking a Senior Network Engineer to design, implement, and support network architectures for critical defence and government programmes.

You will configure routers, switches, firewalls, and manage network integration activities, testing, validation, and acceptance, while collaborating with cross-functional engineering and project teams in a fast-paced environment.