Infrastructure Engineer - Contract

At SiXworks , we build secure digital solutions that support Defence and National Security missions .

Our teams work on complex problems where reliability, security, and speed of innovation matter.

We’re looking for an Infrastructure Engineer who enjoys solving difficult technical challenges and wants their work to have real operational impact.

As an Infrastructure Engineer , you’ll help design, build, and deliver secure digital solutions in highly secure environments.

You’ll work alongside engineers, architects, and delivery specialists to develop technology that enables faster, safer decision-making for critical operations.

Your work may include:

• Fabric Underlay: Configure and harden Cisco Nexus Leaf/Spine architectures to support high-throughput, low-latency traffic.
• Enterprise Storage: Initialize and present NetApp storage arrays, ensuring data-at-rest encryption is strictly enforced.
• Infrastructure Virtualisation: Build and harden a Hyper-V cluster to host core services (AD/DNS/PKI).
• VMware VCF Integration: Assist in the enablement and integration of a VMware private cloud environment
• Hardware Security: Initialise and manage HSM/KMS appliances, leading the "Key Ceremonies" required for a high-assurance environment.
• Physical Build: Execute professional rack-and-stack and secure cabling in accordance with high-physical-security standards (e.g. SCIDA).

We value people who take ownership, think critically, and enjoy working as part of a collaborative team tackling complex challenges.

You don’t need to tick every box, but we’re particularly interested in people with skills/experience in: