Solutions Engineer

Senior Solutions Engineer (Hybrid – mixture of office/home working, HQ in Northampton)

Pay Range

Up to £65,000 basic salary.

About the role

As a Solutions Engineer you will work closely with sales, engineering and customer teams to design, propose and deliver secure data transfer / cross‑domain solutions. You will translate client requirements into system architecture, support proof‑of‑concepts, configure and test solutions, and ensure a smooth hand‑off to delivery/engineering.

What you will be doing

• Engage with clients (defence, government, CNI) to capture technical requirements and constraints for cross‑domain/OT‑IT/secure data transfer solutions.
• Design solution architectures (software + hardware) incorporating 4Secure and third‑party software, data diodes, data filtering.
• Assist the sales team by producing technical proposals, designs, bill of materials.
• Configure, test and validate solutions in lab or field environments; support POCs and demonstrations.
• Work with delivery/engineering teams to ensure hand‑over of requirements, maintain documentation and ensure correct implementation.
• Provide technical support during commissioning, integration and client acceptance.
• Stay abreast of relevant cybersecurity technologies, cross‑domain policy/regulation and contribute to product/solution improvement.

What we are looking for

• 3‑5 years experience in solution engineering, systems integration or pre‑sales engineering within defence or critical infrastructure.
• Knowledge of networking, network security concepts, firewall/filtering, data diodes or unidirectional security, and secure data transfer between domains.
• Strong and demonstrable Linux experience.
• Experience preparing client‑facing technical documentation, proposals and presentations.
• Experience of OT/IT integration, mission‑critical systems or working with high‑assurance environments.
• Full driving licence and vehicle.
• Must be SC clearable.

Nice to have

• Experience with certification frameworks, cross‑domain solutions, secure voice/video/data, ICSC/SCADA environments.
• Knowledge of our core domains: defence, critical national infrastructure, IT/OT bridging.

If this sounds like you and you are eligible to go through SC clearance, apply now.

Seniority level

Mid‑Senior level

Employment type

Full‑time

Job function

Information Technology

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