Principal Consultant

Principal Consultant – MOD, Defence, Government, Nuclear Location - Winchester, Hampshire / Hybrid role Salary: £70,000 to £90,000 plus bonus, medical, life insurance The Opportunity Our client is looking for a positive and enthusiastic Principal Consultant with demonstrable experience in developing Cat A 5-case model Business Cases within UK Ministry of Defence (MOD) and Government (Navy, Submarine, Army). This role combines a sound knowledge of consultancy delivery with strategic business case leadership, focussing on the strategic case and economic case, optioneering, evidence and approvals. It is an excellent opportunity to become a key member of a small, agile, and growing consultancy working at the heart of Defence transformation. You will have excellent communication and interpersonal skills , strong stakeholder engagement skills and able to build collaborative relationships You will work in a dynamic team with consultants, analysts and senior MOD stakeholders across a range of complex transformation programmes. This role will initially support Defence clients, delivering robust, evidence-based Business Cases that secure investment and enable successful delivery. Skills & Experience required for role of Principal Consultant: We believe skills and experience of the following will enable you to excel in this role: • Extensive experience developing MOD Business Cases (SOC, OBC, FBC) for complex programmes, platforms, digital, data, or capability investments. • Collaborative working with MOD finance, commercial, and assurance teams. • Strong knowledge of HM Treasury Green Book, JSP 655 and Defence approvals processes. • Proven ability to build compelling strategic, economic, commercial, financial, and management cases supported by robust evidence and analysis. • Experience eliciting requirements, defining business processes, and developing target operating models in complex Defence environments. • Knowledge of data analysis, benefits realisation, and performance measurement to underpin investment decisions. • Requirements management. • Capability Management. • Experience leading senior client interactions and establishing trusted-advisor relationships on both short- and long-term engagements. • Strong delivery leadership skills, including managing multi-disciplinary teams. • Excellent written and verbal communication skills, with ability to influence at all levels. • A positive, flexible, and collaborative approach, with a preference for building and working as part of high-performing teams. • The ability to engage and enthuse personnel, and provide effective support and challenge, across all areas and at all levels within client organisations. • Recent UK Defence Security Clearance (SC or DV) would be benefical. • Qualifications-Degree, MBA or equiv experience , Project Management qualifications e.g. APMP useful. The Principal Consultants role will include: • Leading the development of high-value MOD Business Cases, including Strategic Outline Case (SOC), Outline Business Case (OBC), and Full Business Case (FBC), in line with HM Treasury Green Book and MOD approvals processes. • Shaping investment strategies, options analysis, affordability models, investment appraisals, benefits cases, and value-for-money arguments to secure senior and investment approval. • Working directly with MOD and Defence stakeholders as a lead business analyst and trusted advisor to help stakeholders agree the best option / strategy. • Defining and analysing complex business problems, operating models, and capability gaps within Defence environments. • Providing leadership, and leading teams across solution architecture and delivery oversight to ensure Business Cases are credible, deliverable, and benefits-led. • Contributing to developing the company’s business case and analysis capabilities. • Developing and managing senior client relationships, including SROs, programme directors, and commercial, finance, and assurance stakeholders. • Building and managing relationships with delivery partners and specialist associates. • A competitive package will be offered, based on your experience. This is a hybrid role, you will be required to travel to client sites mainly across the Southeast, Southwest, London, occasional trips to other parts of the UK and Scotland.The role is a mix of client sites, office and home working. Keywords – Cat A, 5 Case Business Model, FBC, OBC, SOC, Green Book, JSP 655, Defence, MOD, Government, Nuclear, Investment Approvals, Risk Management, Project Management , Strategic Case, Economic Case, Commercial Case, Financial Case, Management Case, Requirements Management, Capability Management, Investment Strategies, Options Analysis, Affordability Models, Benefits Cases, Digital, Data Analysis. Principal Consultant – MOD, Defence, Government, Nuclear