Overview:
Expleo is a global engineering, technology and consulting service provider that partners with leading organisations to guide them through their business transformation, helping them achieve operational excellence and future-proof their businesses. Expleo boasts an extensive global footprint, powered by 19,000 highly skilled experts delivering value in 50 countries and generating more than €1.4 billion in revenue.
We are seeking a Systems Commissioning Specification Author to support our customer with a major programme for delivery of a tracked vehicle.
Responsibilities:
- The Systems Commissioning Specification Author is responsible for developing clear, accurate, and comprehensive commissioning specifications for complex systems. This role ensures that all systems are fully tested, validated, and handed over in accordance with project requirements, regulatory standards, and operational expectations.
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The author translates design intent, technical requirements, and operational needs into structured commissioning documentation that supports safe, efficient, and compliant system delivery.
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Specification Development
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Develop commissioning specifications for systems and subsystems (e.g., mechanical, electrical, control, or integrated systems).
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Define commissioning scope, strategy, and verification activities.
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Produce test procedures, acceptance criteria, and validation methodologies.
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Ensure specifications align with design documentation, requirements, and standards.
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Requirements & Design Integration
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Interpret system requirements, functional specifications, and design outputs.
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Collaborate with design engineers to ensure commissioning requirements are embedded early in the lifecycle.
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Identify gaps or risks in design from a commissioning perspective.
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Stakeholder Engagement
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Systems Engineers
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Design Authorities
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Project Managers
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Commissioning Teams
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Operations & Maintenance stakeholders
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Facilitate reviews and workshops to validate commissioning approaches.
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Verification & Validation Planning
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Define test plans, inspection regimes, and commissioning sequences.
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Develop System Acceptance Test (SAT), Factory Acceptance Test (FAT), and Site Acceptance Test (SAT) documentation.
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Ensure traceability between requirements and test cases.
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Compliance & Standards
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Ensure specifications comply with:
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Industry standards (e.g., ISO, IEC, BS, or sector-specific requirements)
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Safety regulations and statutory compliance
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Project-specific governance frameworks
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Maintain audit-ready documentation.
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Documentation & Configuration Management
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Produce high-quality, structured documentation with clear version control.
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Ensure consistency across documentation sets.
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Manage updates in response to design changes or operational feedback.
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Continuous Improvement
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Capture lessons learned from commissioning activities.
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Improve templates, standards, and authoring practices.
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Contribute to organisational commissioning best practices.
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Key Deliverables May Include
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Commissioning Specifications
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Test schedules for functionality or Performance
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Test Plans and Procedures (FAT/SAT/SIT)
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Commissioning Strategy Documents
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Verification & Validation Traceability Matrices
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Handover Documentation
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Commissioning Reports (where applicable)
Qualifications:
- Degree in Engineering, Systems Engineering, or a related technical discipline (or equivalent experience).
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Relevant professional certifications (desirable).
Essential skills:
- Experience in writing technical or engineering specifications.
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Strong understanding of systems engineering principles (e.g., lifecycle, requirements, V&V).
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Ability to translate technical designs into structured test and commissioning activities.
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Excellent written communication skills with attention to detail.
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Experience with document control and configuration management.
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Competencies
Analytical Thinking – Ability to break down complex systems into testable elements.
Attention to Detail – Produces precise, high-quality documentation.
Collaboration – Works effectively across multidisciplinary teams.
Communication – Clearly conveys complex technical information.
Problem Solving – Identifies risks and proposes practical mitigation strategies.
Organisation – Manages multiple documents and priorities effectively.
Desired skills:
- Knowledge of systems integration and interface management.
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Familiarity with requirements management tools (e.g., DOORS, Jama).
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Understanding of digital engineering or model-based systems engineering (MBSE).
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Chartered or working towards professional accreditation.
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Document management systems (SharePoint, Aconex, etc.)Systems modelling tools (e.g., Enterprise Architect, Capella)
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Requirements management tools (DOORS, Jama, Polarion
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MS Office suite (Word, Excel, Vision
Experience:
- Experience in commissioning or testing complex systems.
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Experience in regulated industries (e.g., rail, nuclear, defence, utilities, aerospace).
Benefits:
- Collaborative working environment – we stand shoulder to shoulder with our clients and our peers through good times and challenges
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We empower all passionate technology loving professionals by allowing them to expand their skills and take part in inspiring projects
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Expleo Academy - enables you to acquire and develop the right skills by delivering a suite of accredited training courses
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Competitive company benefits
- Always working as one team, our people are not afraid to think big and challenge the status quo
As a Disability Confident Committed Employer we have committed to:-
Ensure our recruitment process is inclusive and accessible
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Communicating and promoting vacancies
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Offering an interview to disabled people who meet the minimum criteria for the job
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Anticipating and providing reasonable adjustments as required
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Supporting any existing employee who acquires a disability or long term health condition, enabling them to stay in work at least one activity that will make a difference for disabled people
“We are an equal opportunities employer and welcome applications from all suitably qualified persons regardless of their race, sex, disability, religion/belief, sexual orientation or age”.
We treat everyone fairly and equitably across the organisation, including providing any additional support and adjustments needed for everyone to thrive
