Senior PES Engineer

Company Description

Assystem is an international company with one mission: accelerate the energy transition around the world.

Every day, our 7,500 switchers located in 12 countries (Europe, Middle East, Pacific Asia & Africa) connect their six thousand billion neurons to tackle the task of the century: switching to low-carbon energy.

We are a collective committed to the actors who are making the energy switch. Sharing our knowledge, expertise and values allows us to innovate and think differently about the energy transition.

Drawing on more than 55 years' experience in highly regulated sectors subject to strict security and safety requirements, we provide our customers with engineering and project management services, as well as digital services and solutions to optimize the performance of complex infrastructure projects throughout their life cycle. The Group is currently ranked second in the world for nuclear engineering.

To ensure a viable, efficient, and reliable energy future for all.

Job Description

As the Lead PES Engineer, you will oversee PES delivery for allocated projects within the SNM portfolio, covering all project lifecycle stages from concept to handover. Reporting to the SNM PES Senior Engineer, you’ll manage PES deliverables per SL-tailored ISO 15288 processes, focusing on technical processes in the V-model.

💼 Key Responsibilities

• ✍️ Author, check, and review PES deliverables (internal/external).
• 🔒 Conduct cybersecurity reviews and produce Cyber Security Justification Reports.
• 📜 Develop User, Functional, and Graphic Requirements Specifications.
• 🔧 Define Panel and Installation Design Requirements.
• 📦 Prepare EOs and Tender Packages.
• 🤝 Collaborate with supply chains and system integrators, reviewing and refining designs.
• 🧪 Oversee system testing as the client lead.
• 👥 Work closely with integrated project teams and stakeholders to ensure quality, time, and cost targets.

Qualifications

🎛️ Control Systems Expertise

• Proven experience in control system requirements capture and delivery.

🔒 Cybersecurity Knowledge

• Familiarity with industrial cybersecurity practices (e.g., BS 62443).

📐 Process Knowledge

• V-Model processes and PES system deliverables experience.

🏗️ Client & Site Engagement

• Skilled in validating requirements through site visits and managing client stakeholders.

🛠️ Project Lifecycle Management

• Experience in managing PES deliverables across all lifecycle phases.

⛓️ Supply Chain Management

• Expertise in PES design/build within NEC3 contracts (or equivalent).

⏳ Industry Experience

• 3+ years in roles requiring systems/PES design knowledge.
• 1+ year in regulated, quality-assured environments (preferably nuclear).

🤝 Collaboration & Independence

• Effective in teams and independently under time constraints.

✍️ Communication Skills

• Strong written and verbal communication.

🌟 Interpersonal Skills

• Able to interact with individuals at all levels.

⚙️ Senior PES Requirements

• Knowledge of Functional Safety and IEC 61508 (Senior roles).

🎓 Qualifications

• Degree in a relevant discipline.
• Professional registration (minimum IEng Level, e.g., IET, IoP, IMC).

Desirable Experience & Qualifications

🔄 Sellafield Knowledge

• Familiarity with SL PES processes and standards (e.g., ES_1_2479_1, ES_1_2487_1).

🏭 Sellafield Site Experience

• Knowledge of facilities, tools, and techniques like HAZOPS, MFDs, S&IDDs, and CONCISE.

🎖️ Professional Registration

• CEng registration with a relevant institute (e.g., IET, IoP, IMC).

Additional Information

Security clearance:

Due to the nature of work to be undertaken applicants will be required to meet certain residency criteria in order to attain a minimum level of UK security clearance if not already security cleared to a minimum SC level.

Apply Now:

To apply forward your CV on this advertisement, if you have any queries about the role or would like a full job spec please contact Aidan at Assystem

We are committed to equal treatment of candidates and promote, as well as foster all forms of diversity within our company. We believe that bringing together people with different backgrounds and perspectives is essential for creating innovative and impactful solutions. Skills, talent, and our people’s ability to dare are the only things that matter !. Bring your unique contributions and help us shape the future.