Principal Sales Engineer
We deliver unmatched visibility and security across the UK Government's most critical digital estates through an advanced platform that transforms how public sector organisations protect, monitor and optimize their mission-critical infrastructure
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Location: Remote (UK-based) — with regular travel to customer sites
Employment: Full time / Direct hire
Clearance: DV (Developed Vetting) required

Candidates with current SC may be considered only in exceptional cases and must be eligible and willing to obtain full DV.

About the Company
Our client sits at the forefront of digital transformation, helping the world’s most essential organisations solve complex problems, secure what matters, and drive continuous innovation. Their platform delivers unmatched visibility and insight across vast, critical digital estates.

The Role
As Principal Sales Engineer (reporting to the Regional Sales Director), you’ll be the senior technical face of the business for UK Public Sector accounts. You will lead technical discovery, shape best-fit solutions, and deliver compelling demonstrations that clearly differentiate value — acting as a trusted advisor to government customers, integrators and service providers.

This role blends deep hands-on presales expertise with stakeholder influence and market awareness. You’ll partner closely with sales, product and engineering to accelerate revenue and customer outcomes in complex, secure environments.

What You’ll Do
  • Own technical discovery & presales across the full sales cycle for UK Government/Public Sector opportunities.
  • Design and deliver high-impact demos and presentations tailored to mission and security requirements.
  • Differentiate solutions with clear, outcome-driven value stories vs. competitors.
  • Act as the senior technical authority across government, integrators and service providers.
  • Influence product roadmaps by relaying customer and market feedback to Product & Engineering.
  • Contribute to technical content: RFP/RFI responses, solution designs, whitepapers and documentation.
  • Mentor Sales Engineers; attend key meetings alongside them and elevate team capability.
  • Build deep customer relationships, uncover upsell/expansion paths and advocate for customer needs internally.
  • Represent the company at industry events, speaking engagements and strategic initiatives.

Where & How You’ll Work
  • Home-based (UK) with regular travel:
  • Client meetings 3–4 days/week (typical)
  • Annual company conference
  • Quarterly Sales Engineer convention
  • Location preference: Central or Southern UK preferred; Northern England considered for exceptional talent (Scotland not preferred due to travel patterns).

What You’ll Bring
Essential background
  • 15+ years in IT, including 10+ years in presales, network engineering, or technical support.
  • Proven success supporting UK Government/Public Sector in secure environments.
  • Ability to translate complex technical challenges into clear commercial value.

Deep technical expertise
  • Cisco routing, switching, gateways & applications.
  • TCP/IP, SNMP, NetFlow, VoIP.
  • LAN/WAN topologies: MPLS, Frame Relay, ATM.
  • Security concepts and network infrastructure design.
  • Network performance & fault/alert management.

Solid understanding
  • Operating systems: Linux, Windows.
  • Cloud & virtualisation: SDN/NFV, Public/Private Cloud.
  • Performance/Operations tools: HP OpenView (HP/OV), IBM Tivoli, EMC SMARTS, ArcSight.
  • Certifications: CCNA/CCNP/CCIE (or equivalent experience).
  • Formal presales training: e.g., Sandler, Siebel, Afterburner.
  • Outstanding communication & presentation (verbal, written, visual).
  • Comfortable with 60–70% UK travel.

Desirable
  • Degree in Computer Science/Software Engineering (or equivalent technical military training).
  • MBA or relevant business/leadership qualification.
  • Knowledge of products such as Arbor, Radware (listed as Radwhere), Riverbed, A10, ExtraHop.
  • Experience authoring whitepapers and contributing to product strategy.
  • Familiarity with security audits and RFP/RFI processes.
  • Track record of mentoring technical presales teams.

Why This Role
  • Impact that matters: Help UK public sector customers solve complex, mission-critical challenges.
  • Senior visibility: Operate as a trusted advisor to executive stakeholders in government and within the company.
  • Growth & influence: Mentor the SE community, shape product direction, and elevate presales excellence across the region.

Security & Eligibility
  • DV clearance required.
  • Candidates with current SC may be considered only in exceptional cases and must be eligible and willing to undergo DV.
Application Process
To apply for this position, you need to fill out the form and attach a resume.
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