Jobs at Assystem

Graduate consultant supporting consent and approval activities for major energy and infrastructure projects. Responsibilities include assisting with applications, site appraisals, reports, consent registers, progress monitoring, post-consent compliance, stakeholder engagement, and identifying consenting risks. The role involves collaboration with planners, engineers, regulators, clients, and multidisciplinary project teams within a two-year graduate programme.

Two-year graduate role supporting commercial management across regulated energy, infrastructure, and transportation projects. Responsibilities include cost planning, commercial reporting, procurement support, contract administration, cost verification, auditing, financial and schedule tracking, risk identification, and project information analysis. The role offers training and experience in contracts, project controls, commercial documentation, and stakeholder collaboration.

Lead strategic account development and business growth across energy, transport, water, utilities, and infrastructure markets. Build senior client relationships, create account and market coverage plans, generate and progress sales opportunities, maintain CRM and sales reporting, develop win strategies, and support bids and proposals. Collaborate with operational leaders, subject matter experts, Procurement, Marketing, and Communications to align client needs with delivery capabilities and secure sustainable growth.

Partners with senior leaders to deliver people plans, manage employee relations, support organisational change and workforce planning, and use people data to improve outcomes. Advises on UK employment law, influences stakeholders in a complex matrixed organisation, contributes to policy and process improvement, and adopts AI-enabled ways of working. The role is hybrid in London with regular travel to other Assystem sites.

Lead stakeholder engagement strategies and programmes for major infrastructure, transport, energy, and nuclear projects. Manage relationships with authorities, regulators, communities, landowners, and clients; oversee consultations, workshops, engagement reporting, stakeholder risk, and consent processes. Advise senior project teams, support bids and business development, transfer engagement best practices into nuclear programmes, and mentor junior consultants.

Support delivery effectiveness initiatives across a major nuclear infrastructure programme. Responsibilities include improving project performance, facilitating workshops, engaging stakeholders, analysing programme data, recommending improvements, supporting adoption of new tools and governance, and embedding change and continuous improvement practices across projects and workstreams.

The Senior EC&I Engineer will lead engineering activities in Defence work packages, focusing on developing EC&I and control system designs, ensuring compliance, safety, and cost-effectiveness, while supporting junior engineers and managing stakeholder relations.

Lead the development and deployment of PLM solutions for nuclear infrastructure projects, coordinating teams and stakeholder engagement to ensure effective delivery.

The Senior Safety Case Engineer will lead safety assessments for nuclear facilities, support business development, and mentor junior engineers, ensuring compliance with regulatory standards.

Manage delivery of digital enablement projects (PLM/ALM-focused) for a major nuclear infrastructure programme. Oversee scope, schedule, budget, risks and quality across multiple workstreams, coordinate multidisciplinary teams and suppliers, support PLM/ALM implementation, run requirements workshops, manage testing and QA, ensure governance and configuration management, and drive user adoption and lessons-learned across engineering, asset and programme delivery lifecycles.

Lead business architecture across the Digital & IT function for a major nuclear project: define project concepts, capture and prioritise requirements, develop solution options and business cases, ensure alignment with governance and regulatory standards, support implementation and business adoption, and drive continuous improvement.

Lead consents management for complex infrastructure projects, ensuring DCO compliance, risk management, governance, and team leadership. Provide technical advice and monitor compliance risks.

Lead delivery of civil works packages within nuclear infrastructure projects, managing budgets, schedules, risks, and stakeholder engagements while overseeing project execution.

Lead development and maintenance of integrated rail project programmes using Primavera P6 and MS Project. Monitor progress, perform critical path and earned value analysis, identify risks and recovery strategies, produce reports, support change management, review subcontractor programmes, mentor junior planners, and ensure compliance with client standards and railway governance throughout tender to close-out phases.

The Mechanical Engineer will lead projects, deliver engineering solutions, mentor junior engineers, and manage time effectively within a nuclear, marine, and O&G context.