Infrastructure Engineers

Infrastructure Engineers - 3 Month + Contract

Join a purpose-driven, sovereign enterprise with a 25-year track record of delivering trusted cyber and spectrum security solutions. They protect what matters most, supporting national interests and high-stakes operations with precision, innovation, and reliability.

This company develops advanced electromagnetic technologies that deliver precise, high-impact capabilities in defence and security. These systems harness the power of electromagnetic energy to support mission-critical operations, offering innovative solutions for modern, high-stakes environments while maintaining safety, reliability and compliance with stringent standards.

We are seeking skilled Network Systems Administrators to join a high-performing team responsible for designing, maintaining, and optimising secure, enterprise-scale network infrastructure. This is a unique opportunity to contribute to mission-critical systems, ensure operational resilience, and drive innovation in secure ICT environments. Multiple roles are available across all experience levels.

Key Responsibilities

• Build, manage, and maintain resilient network and DevSecOps infrastructure
• Optimise system performance, ensure compliance, and collaborate with engineering and cybersecurity teams
• Lead continuous improvement initiatives and mentor junior colleagues

Requirements

• Experience in network administration, ICT operations, or enterprise infrastructure
• Strong skills in troubleshooting, system optimisation, and secure network management
• Excellent communication and collaboration across multidisciplinary teams
• Eligibility for Australian Government Security Clearance (baseline or higher)
• (Senior roles) Experience mentoring or guiding junior colleagues

Why Join the Team

• Work on high-impact, mission-critical systems at scale
• Collaborate with a purpose-driven, technically excellent team
• Access career development, leadership pathways, and exposure to emerging technologies
• Flexible and inclusive work environment with competitive pay and professional support

At Cleared, we provide tailored recruitment solutions to individuals seeking their next opportunity and to organisations searching for talent within Defence Industry, Intelligence and National Security.