About the role

  • Lead Technical Architect at SiXworks assessing complex secure network environments for Defence and National Security. Engage with stakeholders to produce findings and modernisation recommendations.

Responsibilities

  • Lead end‑to‑end technical assessment of complex, high‑security network environments
  • Analyse architecture, design, configurations, security controls, and operational processes
  • Produce detailed findings, strategic options, and modernisation roadmaps
  • Engage with stakeholders, run workshops, and challenge existing assumptions
  • Oversee a small technical team delivering discovery, documentation, and analysis
  • Ensure recommendations align with national security standards and accreditation requirements

Requirements

  • DV‑cleared
  • Extensive experience designing and assessing secure networks (LAN, WAN, firewalls, VPN, segmentation, zero‑trust)
  • Deep understanding of protective monitoring, cryptography, network hardening, and cross‑domain solutions
  • Strong documentation, architecture modelling, and communication skills
  • Experience with government security frameworks (NCSC, JSPs, PSN, NIS)

Benefits

  • Health insurance
  • Retirement plans
  • Paid time off
  • Flexible work arrangements
  • Professional development

Job title

Lead Technical Architect

Job type

Experience level

Senior

Salary

Not specified

Degree requirement

Postgraduate Degree

Tech skills

Location requirements

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