Our team

We’re immensely proud of our people and can’t wait to introduce you

Our handpicked team are highly capable with a diverse range of industry experience. But above all, they have a shared desire to make a difference. 

With an expanding core team and a network of over 100 associates, we have the flexibility to build the perfect team for each engagement.

Leadership Team

Stuart Gilbey

Founding Director BEng CEng MIET

Stuart co-founded SEMP in 2015 after a successful career working on a diverse range of infrastructure and defence projects. A chartered engineer and the SEMP representative on the INCOSE UK Advisory Board, Stuart provides the operational and strategic innovation leadership across the company. Stuart’s passion is leading teams applying optimised systems engineering to make a real difference to the delivery of infrastructure projects.

Derek Wynne

Founding Director BSc MIET

Following a career spanning 25 years, Derek co-founded SEMP in 2015 and has led the growth of the company to its present day. Derek has previously held senior positions with full technical and delivery responsibility for large capital expenditure programmes alongside managing transformation and organisational change.

Abby Haran

Finance Director BSc FCA

An experienced FD/CFO and fully qualified, chartered accountant (FCA), Abby joined SEMP in 2021. Originally qualifying with Baker Tilly in their London audit team, she now specialises in SME growth and strategic planning as well as advising companies looking to sell or raise finance. Abby has worked both in the UK and internationally in a range of industries, including logistics, professional services, tech, and property.

Richard Harold

Practice Manager

Richard has over 20 years experience managing and delivering projects gained from commercial and governmental organisations. This has spanned many industries including rail, financial regulation, UK Government and commercial organisations. Confident, assured and resilient, Richard naturally takes ownership and responsibility to ensure that communication is clear, good relationships are maintained and outcomes are delivered.

Paula Hamilton

Business Services Manager

Paula joined SEMP in July 2018, having previously worked across a range of business sectors including Manufacturing, Travel & Tourism, Aerospace and Engineering. Having gained many years’ bookkeeping and accounting experience she was eminently qualified for the position of our Finance Manager. She is bringing that experience to bear across all our financial systems and also in managing financial dealings with both our client and supplier base. She is currently pursuing an AAT qualification to further develop her skill set. In her spare time, she enjoys spending time with her family and friends. A food and wine lover, Paula enjoys dining out and discovering cuisines from around the world.

Ian McMenemy

Business Development & Resource Manager

Ian has over 25 years experience in the development of business and identifying resource to support the delivery of Engineering, Safety and Management Consultancy services. Ian has worked predominantly with clients in the Transportation and Nuclear sectors operating within both the public and private sectors.

Ben Greening-James

Digital Marketer BSc

Ben joined SEMP in 2020 after graduating from University. His aim is to continue raising the profile of SEMP using contemporary digital marketing platforms. He is currently undertaking a Level 3 Digital Marketer course surrounding the Watertight Marketing methodology. This enables Ben to broaden his knowledge and implement a tailored learning approach directly into the business. In his downtime, Ben thoroughly enjoys participating in sport and fitness, loves to travel the world and experience different cultures


Mark Selkirk

Principal Associate - Systems MEng MIET MINCOSE

Mark has gained extensive Requirements Engineering and Requirements Management experience in defence, rail, energy, automotive and consumer electronics environments. An innovative systems-thinker with an excellent understanding of Systems Engineering processes and best practice.

Mark is experienced in all stages of the Systems Engineering lifecycle; from requirements elicitation at concept and assessment stages; managing technical requirements and change throughout design; defining and tracking requirement verification and validation activities.

Tony Chuter

Principal Associate - Systems BSc MIET MINCOSE

Tony specialises in applying a systems-focussed approach to solve complexity problems on live engineering projects. With experience ranging from embedded missile control software to rail transit systems, Tony identifies and executes the right systems engineering processes to deliver successful client outcomes. Tony’s particular areas of expertise include requirements management, system integration, validation and verification and progressive assurance.

Zahid Azram

Principal Associate – Systems BEng MBA MIET

Zahid is a professional systems engineer with both an engineering degree and a MBA. He has a compelling track record in engineering delivery and attains excellent working relationships at all levels.  A specialist in Systems Engineering, requirements and verification and validation, with extensive experience of applying these specialisms to high integrity systems within rail, aerospace and defence sectors. He possesses an excellent balance of style between transactional and transformational.

Massimo Santi

Principal Associate - Systems BEng MSc

Massimo has over 18 years’ experience of Systems Engineering throughout the project lifecycle in the rail, air traffic control, defence and aerospace domains. His core competencies include leading the planning and management of programme engineering activities, integrating Systems Engineering disciplines into the programme plan.

Massimo has held senior positions with major infrastructure organisations including Head of Engineering Requirements and Assurance for HS2 and Programme Engineering Manager at Network Rail.

Kevin Compton

Senior Consultant - Safety HNC

Kevin is a highly experienced engineer having worked for 25+ years as an ILS/ARM Engineer on defence projects with several years as a Safety/Systems Assurance Engineer in Light Rail.

Arjun Krishnan

Senior Consultant - Systems BEng MSc MIET

As a Systems Engineer who has worked on multiple large-scale projects, Arjun enjoys working in the ground transportation sector. With an academic foundation in Electronics and Wireless Communications, combined with strong knowledge in Systems Engineering principles acquired by working on various diverse and challenging projects, he aims to deliver safe and efficient engineering solutions.

Cassio Silva Jr

Senior Consultant - Systems BEng MSc MBA

Cassio is a hands-on professional, driven by the excitement of finding new ways to solve old problems in infrastructure projects. An engineer that discovered his passion for railways early on his career and benefitted from working with top players in major projects throughout the Americas and the Middle East. He is not a fan of working alone and leads teams using a mix of Systems Engineering, Project Management and innovative tools to push the boundaries and deliver results in an old-fashioned market. Having a Masters in Transportation and an MBA in Project Management, he believes learning is a never-ending path in one’s journey.

Aayush Karki

Senior Consultant - Systems BEng MSc MIET

Aayush joined SEMP following a diverse career in Infrastructure and Defence projects. He has experience applying System Engineering tools and methodology to all aspects of the project lifecycle, in both small and large scale projects. He specialises in Requirements Management and Verification & Validation, having led, implemented and maintained these practices in the transport domain.

Paul West

Senior Associate - Systems BSc

Paul has over 30 years’ experience in the transport and aerospace industries in the UK, Europe and Canada. Specialising in Engineering Management, Requirements, and V&V, Paul is an innovative systems-thinker with an excellent understanding of systems engineering processes and best practice.

Paul is experienced in all stages of the systems engineering lifecycle; from requirements elicitation at concept and assessment stages; managing technical requirements and change throughout design; defining and tracking requirement verification and validation activities.

Paul has trained, coached and developed those new to Systems Engineering and mid-level through to becoming experienced practitioners and leaders.

Alex Rowley

Senior Associate - Systems BA MIET

Alex possesses an in depth understanding of Systems Engineering, specifically requirements engineering / management & verification & validation. He has over 19 years’ experience in both consultative & engineering capacities, applying best practice principles & concepts of Requirements Management & Systems Engineering into multidisciplinary environments and range of sectors.

Simon Wozniak

Senior Associate - Systems BSc CITP

Simon has experience applying systems engineering across the safety critical industries of Rail, Defence, Aviation, Power Transmission and Automotive. Simon’s experience ranges from the management and application of systems engineering in major design, build and decommissioning of power transmission projects for General Electric Grid, through to design compliance on the Union Station Enhancement Project for Metrolinx.

Simon’s key strengths are his ability to understand systems engineering issues in complex engineering and operational situations; to work collaboratively within a multidisciplinary team to identify and resolve design and operational issues and attaining buy-in from stakeholders. Applying systems engineering tools to achieve satisfaction of stakeholder requirements with full traceability throughout the lifecycle forms the basis of Simon’s expertise.

Steve Leonard

Senior Associate - Project Management MSc

Steve is a highly experienced Systems Assurance Consultant with over 25 years’ experience of developing and delivering within project and programme frameworks with a focus on quality management outcomes. Significant experience in quality management systems and large programmes of work across rail and aerospace industries.

James Bamford

Associate - Project Management BSc

James has 8+ years’ experience in project management and data / commercial analysis roles undertaken across a range of railway upgrades, logistics enterprises and product development engagements. James has clear communication skills and a focus on meeting a client’s needs, as well as timely and accurate progress reporting and time / resource management skills.

Maria Constantin

Graduate Consultant BEng MSc

Maria graduated from Coventry University with a Masters in Aerospace Engineering and is now applying the systems engineering knowledge gained from her degree to infrastructure projects.

Maria is a natural problem solver and enjoys tackling complex engineering problems.

Ben Dickens

Graduate Consultant BSc MSc

Ben has an MSc in computational science and recently completed an assignment for the World Bank assessing the resilience of transport infrastructure to climate risk.

With a long held interest in systems thinking, Ben is supporting the development of our innovation portfolio and the application to infrastructure projects.