Mission freelance SD-WAN Technical Design Authority (Outside IR35, SC Cleared)

- Lead design for Fortinet SD WAN solution
- Produce and maintain HLD/LLD documentation, ensuring alignment with customer architecture principles, security requirements and operational processes
- Ensure designs meet assurance, compliance and operational readiness standards
- Support planning, testing and phased rollout of SD WAN
- Communicate progress, risks and design decisions to internal and external stakeholders
- Minimum 4 days per week on-site (Farnborough) for duration of engagement
- Deliver a fully validated and accepted Fortinet SD WAN architecture, achieving customer sign off against agreed requirements.
- Demonstrate clear alignment with operational teams, ensuring they understand how the design supports business and service processes.
- UK National
- SC clearance

Strong knowledge of Fortinet technologies, including:
- FortiGate NGFW & SD WAN
- IPSec/ADVPN
- Routing protocols (BGP/OSPF)
- ZTNA, segmentation, security profiles
- Hands on experience producing HLDs/LLDs and technical governance packs
- Enterprise network architecture and secure configuration principles
- Monitoring, logging, and SIEM integration
- Experience with system, network and security testing is desirable


Due to the nature and urgency of this post, candidates holding or who have held high level security clearance in the past are most welcome to apply. Please note successful applicants will be required to be security cleared prior to appointment which can take a minimum 10 weeks. LA International is an award-winning partner of choice for many of the world's most influential companies and government organisations. Holding Enhanced Government Security Accreditation, we are recognised as the European market leader in the delivery of Security Cleared talent to organisations that demand the very highest levels of security, compliance and assurance.

An award-winning organisation, having secured the prestigious Queens Award for Enterprise: International Trade over multiple years. We are committed to fostering an inclusive, equitable and accessible workplace where everyone feels valued and supported. We welcome applications from all individuals, regardless of background or identity, and we encourage candidates who may not meet every listed requirement to still apply. If you require any adjustments or support during the recruitment process, please let us know and we will work with you to ensure a fair and accessible experience.

Please Note: If a high volume of applications is received, only candidates shortlisted will be contacted.