Maritime Defence BD Lead — Growth & Partnerships

Plextek; Great Chesterford; Hybrid; GBP 70,000 - 110,000; Full time

Job summary

Plextek is seeking a Defence Business Development Lead – Maritime in the Cambridgeshire area. The role is hybrid with 3 days in the office, focusing on end-to-end defence opportunities and partnerships across primes, MOD-facing bodies, SMEs and technology partners.

As a commercially astute and technically credible sales professional, you will shape opportunities, capture plans, and negotiate to drive revenue while expanding long-term accounts in RF, sensing, radar, EW, and related technologies.

Qualifications

• Experience selling complex engineering, R&D, consultancy, systems or capability-led solutions.
• Strong knowledge of the UK defence ecosystem including MOD, primes and SMEs.
• Ability to manage the complete sales cycle from prospecting through to revenue.

Responsibilities

• Lead end-to-end defence sales activity from engagement to close, mobilisation and account growth.
• Develop and execute targeted defence account plans with primes, MOD bodies and partners.
• Translate Plextek's engineering capabilities into customer propositions across RF, sensing, radar, EW, and AI/ML.
• Build consultative relationships with technical, commercial and procurement stakeholders.
• Own capture planning, bid/no-bid decisions, pricing assumptions and proposal coordination.

Skills

Defence sales

Technical credibility

CRM discipline

Long-cycle sales

Stakeholder engagement

Tools

CRM tools

Job description

Plextek is seeking a Defence Business Development Lead – Maritime in the Cambridgeshire area. The role is hybrid with 3 days in the office, focusing on end-to-end defence opportunities and partnerships across primes, MOD-facing bodies, SMEs and technology partners.

As a commercially astute and technically credible sales professional, you will shape opportunities, capture plans, and negotiate to drive revenue while expanding long-term accounts in RF, sensing, radar, EW, and related technologies.