Senior Network Engineer

Cleared ICT; Canberra; On-site; AUD 120,000 - 180,000; Full time

Benefits offered by this job

Long-term contract extensions

Exposure to enterprise-scale tech

Collaborative technical team

Job summary

Cleared ICT is seeking a Senior Network Engineer to support design, validation and operational delivery of critical enterprise network infrastructure in a secure environment. You will work with architects, project teams and vendors to ensure resilient, scalable solutions.

The role emphasizes production readiness, documentation, and knowledge transfer as networks move from design to operation in a government-grade setting.

Qualifications

• Degree in Information Technology, Computer Science or related discipline.
• Proven experience in network engineering or administration within enterprise environments.
• Strong understanding of networking principles, protocols, architectures and topologies.

Responsibilities

• Support Network Architects in developing and refining network architectures and designs.
• Validate network solutions against business, operational, security and performance requirements.
• Develop implementation plans, build specifications, configuration standards and technical documentation.
• Plan and execute network testing activities including functional, integration, performance, resilience and security testing.
• Support transition of network services into production environments, including documentation and knowledge transfer.
• Collaborate with project teams, vendors and stakeholders through design, build and deployment lifecycle.
• Lead network planning activities within assigned areas of responsibility.
• Analyse and resolve complex network engineering issues.
• Manage installation, upgrade, operation and maintenance of LAN and WAN environments.
• Undertake network installations and infrastructure upgrades as required.

Skills

Networking fundamentals

TCP/IP

DNS/DHCP/NAT

WAN technologies

Firewall security

Wireless networking

Network monitoring

Cloud networking

Education

Degree in IT / CS

Tools

MPLS

SD-WAN

VPNs

Firewall technologies

Job description

Location: ACT
Contract: 12 Months + 2 x 12 Month Extension Options
Start Date: March 2027
Security Clearance: Current TSPV Required
Working Arrangements: Onsite

Senior Network Engineer (Infrastructure)

About the Role

An opportunity exists for experienced Senior Network Engineers to support the delivery, maintenance and enhancement of critical network infrastructure within a secure enterprise environment. The role will focus on the design validation, implementation, testing, operation and continuous improvement of complex network services supporting mission‑critical outcomes.

Working closely with architects, project teams and stakeholders, you will contribute to the delivery of secure, resilient and scalable network solutions across a large, complex ICT environment.

Key Responsibilities

• Support Network Architects in the development, review and refinement of network architectures and technical designs.
• Validate network solutions against business, operational, security and performance requirements.
• Develop implementation plans, build specifications, configuration standards and technical documentation.
• Plan and execute network testing activities, including functional, integration, performance, resilience and security testing.
• Support the transition of network services into production environments, including documentation and knowledge transfer.
• Collaborate with project teams, vendors and stakeholders throughout the design, build and deployment lifecycle.
• Lead network planning activities within assigned areas of responsibility.
• Analyse and resolve complex network engineering issues.
• Manage the installation, upgrade, operation and maintenance of LAN and WAN environments.
• Undertake network installations and infrastructure upgrades as required.

Skills & Experience Required

• Degree in Information Technology, Computer Science or a related discipline.
• Proven experience in network engineering or network administration within enterprise environments.
• Strong understanding of networking principles, protocols, architectures and topologies.
• Experience supporting large-scale enterprise network infrastructure.
• Demonstrated expertise in:
  • TCP/IP, DNS, DHCP, NAT and routing protocols
  • Enterprise switching and VLAN technologies
  • WAN technologies including MPLS, SD-WAN and VPNs
  • Network security technologies and firewalls
  • Wireless networking solutions
  • Network monitoring, troubleshooting and diagnostic tools

Desirable Experience

• Delivery of large and complex ICT projects within Agile environments.
• Cloud networking experience across Azure, AWS or Google Cloud platforms.
• SD-WAN deployment and operational support.
• Infrastructure automation and scripting.
• ITIL-based service management environments.
• Experience working within secure or highly regulated environments.

Preferred Certifications

• Cisco CCNA or CCNP
• Fortinet NSE Certifications
• Palo Alto Networks Certifications
• Microsoft Azure Network Engineer Associate
• AWS Advanced Networking Specialty

Security Requirements

Applicants must hold a current TSPV security clearance and be eligible to work within highly secure government environments.

Benefits

• Long-term contract opportunity with extension options.
• Opportunity to work on complex and business-critical infrastructure projects.
• Exposure to enterprise-scale technologies and secure network environments.
• Collaborative and highly skilled technical team environment.