Trusted Connectivity for AI-Powered Dominance.
Everfox delivers trusted connectivity to protect the world’s most critical environments and safeguard the sensitive data powering decision advantage.
Built for mission-critical operations, Everfox protects what matters most by securing how data moves, how users access it, and how threats are neutralized across every domain. We enable mission speed and secure collaboration across networks, domains, and allies, while ensuring the data powering AI and advanced analytics remains trusted and protected.
We don’t just defend systems; we deliver decision dominance.
Our Purpose . Protect what matters most by enabling organizations to operate security in the most complex and high-risk digital environments.
Our Vision. To be the most trusted authority in high-assurance cybersecurity, enabling secure collaboration across every domain.
Our Belief. Security should never limit mission success – it should enable it.
Our Promise. We deliver absolute confidence in environments where failure is not an option.
TITLE: Principal Account Manager – UK Ministry of Defence (MOD)
Location: London, UK — Hybrid/On-site depending on business needs.
About the Rol e
Everfox is seeking a Principal Account Manager to lead sales of Everfox's Cross Domain and Insider Risk products and services across the UK Ministry of Defence (MOD). Joining Everfox means becoming part of a fast-growing, highly energised business where the UK plays a central role in our global growth ambitions and long-term strategy. As we continue to expand, the UK market is a core focus area for investment, innovation and market leadership – offering you the opportunity to shape Everfox's position within one of the world's most important defence and security ecosystems.
Based in London, this role centres on owning and growing Everfox's largest, most complex and highest-visibility MOD accounts, while providing leadership, direction and mentorship across the wider UK MOD account team. You will be part of a UK organisation that is empowered, trusted and increasingly influential across Everfox, playing a highly visible role in how we scale, innovate and build momentum within UK Defence.
The ideal candidate will bring an extensive, well-established network across UK MOD, Defence Digital, front-line commands and the wider Defence Industrial Base, together with a deep and nuanced understanding of MOD and government procurement processes. The role demands mastery of advanced sales techniques, strong technical fluency, and a proven ability to operate with full autonomy in closing extremely complex, high-value, multi-year sales campaigns with material revenue responsibility. This is a senior individual contributor role, recognised internally and externally as an expert in Everfox's products and the UK Defence market, with the credibility and network to open doors, shape requirements, and guide others across the sales organisation.
Clearance Required
Developed Vetting (DV) – MOD/UKSV preferred .
Key Responsibilitie s
Drive sales growth — generate and win sales of Everfox's products and services across the largest, most complex and highest-visibility MOD accounts, operating with full autonomy and no supervision.
Own a mature, high-value account base — hold material revenue responsibility across a portfolio of strategically important and tactically critical MOD accounts.
Develop and convert strategic pipeline — build, manage and prosecute a high-quality, multi-year pipeline from lead generation through to contract award, at pace and scale.
Shape and influence opportunities at the highest level — engage early and at senior levels in MOD programme lifecycles to position Everfox, influence requirements and maximise win probability.
Lead complex, matrix sales campaigns — navigate highly complex, centralised and distributed decision-making across MOD, Defence Digital and front-line commands.
Lead end-to-end execution of extremely complex sales — own the full sales…