Principal Commercial Officer

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:

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

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

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Support negotiations with customers, suppliers and industry partners

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

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

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Provide clear reporting on your portfolio to senior management

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Maintain commercial systems, records and best practice processes

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Work effectively under pressure and to deadlines

Principal Commercial Officer Requirements:

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Strong negotiation capability and confident communication skills

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Experience handling complex or high-value contracts

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Good understanding of contract law, liabilities and risk management

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Ability to draft and amend terms and conditions

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Knowledge of IP protection and awareness of export/import controls

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Familiarity with pricing and costing models

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Strong process management and ability to drive change

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Effective team player with the ability to influence stakeholders

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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