Network PreSales Engineer – UK Public Sector (DV Cleared)

Location: Remote, with 60–70% UK travel

Clearance Requirement: Candidates must hold active Developed Vetting (DV) clearance or Security Clearance (SC)

My client is currently seeking a Principal Sales Engineer to support the growth of UK public sector accounts. This is a remote, client-facing role for a highly technical and experienced presales professional with a strong Government/Public Sector background.

As Principal Sales Engineer, you will play a vital role in driving revenue by delivering technical presales support, demonstrating product value, and shaping best-fit solutions. Reporting to the Regional Sales Director, you will act as a trusted advisor for public sector clients and internal stakeholders.

Responsibilities include:

• Leading technical discovery and supporting the full sales cycle
• Creating and delivering high-impact demos and presentations
• Differentiating solutions from competitors using compelling value stories
• Acting as a technical expert across integrators, service providers, and Government
• Partnering with product and engineering to influence roadmaps and relay market feedback
• Contributing to technical documentation, RFPs, and whitepapers
• Mentoring Sales Engineers, attending client meetings alongside them
• Building strong customer relationships and identifying upsell opportunities
• Representing customer needs internally and advocating for technical alignment

Essential skills and experience:

• 15+ years’ experience in IT, with at least 10 years in presales, network engineering, or technical support
• Demonstrable success supporting UK Government or public sector clients
• Ability to translate technical challenges into clear commercial value
• Strong expertise in:
• Cisco routing, switching, gateways, and applications
• TCP/IP, SNMP, Netflow, VoIP
• LAN/WAN topologies (MPLS, Frame Relay, ATM)
• Security concepts and network infrastructure design
• Network performance and fault/alert management
• Solid understanding of:
• Operating systems – Linux, Windows
• Cloud and virtualisation technologies – SDN/NFV, Public/Private Cloud
• Performance tools – HP/OV, Tivoli, EMC SMARTS, ArcSight
• Relevant certifications – CCNA, CCNP, CCIE
• Formal presales training (e.g. Sandler, Siebel, Afterburner)
• Excellent communication and presentation skills – verbal, written, and visual
• Comfortable with 60-70% UK travel

Desirable qualifications:

• Degree in Computer Science, Software Engineering, or equivalent technical military training
• MBA or relevant business/leadership qualification
• Knowledge of products such as Arbor, Radwhere, Riverbed, A10, ExtraHop
• Experience authoring whitepapers, contributing to product strategy
• Familiarity with security audits, RFP/RFI responses