Calexi is seeking Communications Engineers to support Defence tactical, strategic, and secure communications environments. You will design, integrate, and sustain resilient communications architectures across complex, distributed, and contested environments.
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This role operates across radio, satellite, network, and secure communications domains.
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Key Tasks and Responsibilities:
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Technical Delivery:
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- Design and integrate communications systems (RF, IP, SATCOM, tactical networks)
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- Conduct link budget analysis and performance modelling
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- Support network architecture design and optimisation
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- Perform communications system testing and validation
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- Troubleshoot complex network and RF performance issues
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- Support secure communications configuration and integration
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Defence Workplace:
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- Work within classified communications environments
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- Support secure communications compliance frameworks
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- Participate in system acceptance testing and field trials
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- Contribute to capability enhancement and upgrade activities
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Compliance & Governance:
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- Align with Defence communications security requirements
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- Maintain secure configuration documentation
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- Support accreditation and security assurance processes
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Skills and Abilities:
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Technical Proficiency:
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- RF fundamentals and signal propagation
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- Tactical and enterprise communications systems
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- Secure communications principles
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- Network protocols and routing technologies
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- Understands DDIL and its application in complex environments
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Operational Resilience:
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- Ability to operate in mission-critical environments
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- Strong diagnostic capability under time pressure
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Specific Experience Requirements:
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- Degree in Communications, Telecommunications, or Electrical Engineering
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- Experience within Defence communications environments
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- Experience with secure or classified systems
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- Active NV2 clearance (minimum)
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