Commercial ManagerLocation: Portsmouth (60% onsite)Security Clearance: Active SC Clearance required at application stageEligibility: Sole UK Nationals onlyContract Length: 6 Months with potential extensionIR35 Status: Off-payroll working rules (IR35) applyHours: 37 hours per week over 4.5 days, working flexibly between 7am and 7pm in line with business requirementsRates: 48.00 per hour UmbrellaInterview Process: One-stage virtual interview The OpportunityAn exciting opportunity has arisen for an experienced Commercial Manager to join a leading organisation operating at the forefront of the UK defence, security, and secure communications sector. This position offers the chance to play a pivotal role in delivering commercially successful outcomes on complex, high-value programmes that support critical national capabilities.Working within a collaborative commercial and contracts team, the successful candidate will be responsible for supporting the full contract lifecycle, from bid and proposal activities through contract negotiation, delivery, change management, and eventual contract closure. This is a highly visible role that requires strong commercial judgement, excellent stakeholder engagement, and the ability to balance business objectives with effective risk management.The role offers the opportunity to work on innovative and strategically significant projects while contributing to the development of commercial best practices across the wider business. Key ..... full job details .....