Role: Principal Commercial Officer

Location: Hertfordshire, Hybrid

Salary: Competitive + Bonus + Benefits

This is a great opportunity to join a proactive commercial team supporting early product development, research and technology within the UK defence sector. As a Principal Commercial Officer, you’ll contribute to both winning new business and ensuring the smooth delivery of existing contracts.

Key Responsibilities:

*

Lead or support bid activity, including proposal development and internal coordination

*

Manage live contracts across their full lifecycle—changes, compliance, issues and documentation

*

Support negotiations with customers, suppliers and industry partners

*

Build and maintain strong working relationships with internal stakeholders and external customers

*

Represent the commercial function in reviews, progress meetings and customer engagements

*

Provide clear reporting on your portfolio to senior management

*

Maintain commercial systems, records and best practice processes

*

Work effectively under pressure and to deadlines

Principal Commercial Officer Requirements:

*

Strong negotiation capability and confident communication skills

*

Experience handling complex or high-value contracts

*

Good understanding of contract law, liabilities and risk management

*

Ability to draft and amend terms and conditions

*

Knowledge of IP protection and awareness of export/import controls

*

Familiarity with pricing and costing models

*

Strong process management and ability to drive change

*

Effective team player with the ability to influence stakeholders

*

Good IT skills, including SAP and standard business tools

What’s on offer:

* Competitive salary and performance based bonus.

* Competitive pension and comprehensive benefits package.

* Flexible and hybrid working arrangements.

* Overtime +££

* Enhanced parental and family leave options.

* Excellent site facilities including subsidised meals and free parking.

* Support for professional development