Contract Length: 12 months Location: Porton Down, Salisbury or Portsdown West, Fareham - hybrid with occasional travel to site. Pay Rate to Candidate: £463/day Umbrella, £341.12/day PAYE Security Clearance: Active SC clearance + Sole UK national As a Commercial Officer within the Commercial Function the successful candidate will be responsible for: sourcing, sales and contract management. The role provides working level support for portfolios, operating as a supervised practitioner in their area of responsibility and can have delegations which include sourcing, contract management, or sales. Working as part of a team of up to six staff, you will typically be working for a Commercial Manager developing procurement requirements with other Dstl staff and internal projects. You will determine procurement strategies and support value for money tendering including negotiation with suppliers and supplier selection. You will place contracts and ensure effective supplier performance through whole life management of contracts while also providing accurate and timely commercial data. You will also be successfully developing yourself via experience, mentoring and formal training, with the Civil Service being leaders in investing in people. Working alongside and advising project staff on acquisition strategies for procurements. Leading competitive or single source procurements and sourcing activities, including development of invitations to tender or negotiate, including complex contrac