Proposal Manager

Copello are seeking an experienced and driven Proposal Manager to join an established defence engineering business based in Portsmouth.

This person will lead the preparation and submission of high-quality, commercially sound proposals across complex, high-value bids. This is a fantastic opportunity to play a key role in securing strategic business opportunities within a collaborative, fast-paced environment.

Key Responsibilities:

• Lead and manage a small team of proposal specialists.

• Oversee the full bid lifecycle from kick-off to submission and debrief.

• Collaborate with internal stakeholders across technical, commercial, legal, and finance teams.

• Ensure proposals are compliant, compelling, and strategically aligned.

• Drive continuous improvement in proposal development processes and win rates.

What We’re Looking For:

• Minimum 3 years’ experience in bid or proposal management.

• Strong leadership and stakeholder management skills.

• Proven ability to manage complex bids across multiple functions.

• Commercial acumen and strong attention to detail.
• Excellent written and verbal communication skills.

Please note candidates must be eligible for SC Clearance to be suitable for this role.

For more information, please get in touch with Ella