PLC Engineer

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We’ll inspire and empower you to deliver your best work so you can evolve, grow and succeed – today and into tomorrow. We offer an exciting range of opportunities to develop your career within a supportive and diverse team who always strive to do the right thing for our people, clients and communities.

People are our greatest asset, and we offer a competitive package to retain and attract the best talent.

In addition to the benefits you’d expect, UK employees also receive free single medical cover and digital GP service, family-friendly benefits such as enhanced parental leave pay and free membership of employee assistance and parental programmes, plus reimbursement towards relevant professional development and memberships. We also give back to our communities through our Collectively program which incorporates matched-funding, paid volunteering time and charitable donations.

Work-life balance and flexibility is a key focus area for us. We’re happy to discuss hybrid, part-time and flexible working hours, patterns and locations to suit you and our business.

Key Responsibilities:

1. To design, develop, implement and test PLC-based control systems, producing high-quality and comprehensive engineering design documentation such as:
2. Requirements capture and traceability documentation (URS/RTM)
3. System / Functional Design Specifications (SDD/FDS)
4. Detailed Software System Specifications (SSS)
5. Test Specifications (Module/Integration/System/Hardware)
6. Operation & Maintenance Manuals (O&M)
7. System Rebuild Documentation
8. I/O, Alarm & Message Schedules
9. Support with project LifeTime Records / Material Traceability Records

In addition to the above, the role shall support the Lead Engineer and Project Manager in maintaining the planned delivery schedule, reporting technical issues, changes in scope and variations to the programmed activities where necessary.

Programming PLC equipment (such as Rockwell/Schneider/Siemens) using IEC 61131 languages, producing module functions blocks and logic in accordance with the design documentation and engineering standards.

Work closely with HMI/SCADA and database engineers to develop the control system architecture, producing Network Architecture Diagrams and interfacing documentation to support the visualisation of plant via an integrated Cyber Secure SCADA system.

Undertake in-house acceptance testing in a formal, controlled manner of the integrated control system, ensuring change control management is maintained and recorded. Site acceptance testing (commissioning) may also be required.

Support the generation of installation and commissioning documentation, operator and maintainer training and technical site support post-delivery.

Have a technical understanding of engineering design drawings, mainly in relation to PLC control system cubicles, enclosures, and interface panels, to assist in ascertaining constraints and design impacts from site visits, working in collaboration with the engineering teams and stakeholders to produce designs and PLC software to a high-quality level.

Here\’s What You\’ll Need:

1. A Bachelor\’s Degree in Engineering or related field, or demonstrable evidence of experience with a high emphasis on EC&I engineering using PLCs.
2. Significant experience in the design and implementation of PLC control systems.
3. Excellent understanding of PLC programming languages (IEC61131), PLC hardware and software, and communication protocols used in industrial (OT) control systems.
4. Significant demonstrable experience in EC&I industry (preferably Nuclear) with PLCs.
5. Meticulous attention to detail to ensure accuracy and reliability in PLC programming and system design.
6. Experience in producing control system functional specifications, detailed design documents and formal Test Specifications to a high-quality level.
7. Experience in undertaking formal and controlled testing and validation activities.
8. Excellent fault-finding and troubleshooting skills with the ability to analyse complex systems, identify problems, and implement effective solutions.
9. Good understanding of design drawings such as Electrical Enclosures, Control System Panels, Motor Control Centres, etc.
10. Ability to work as part of an Integrated Delivery Team or individually, working within sometimes restrictive time constraints.
11. Demonstrate excellent written and verbal communication skills.
12. Proficient in Microsoft Office with strong technical documentation writing skills.
13. Have strong interpersonal skills and be able to interact with people at all levels.

Our Culture:

Our values stand on a foundation of safety, integrity, inclusion and diversity. We put people at the heart of our business, and we genuinely believe that we all succeed by supporting one another through our culture of caring. We value positive mental health and a sense of belonging for all employees.

We aim to embed inclusion and diversity in everything we do. We know that if we are inclusive, we’re more connected, and if we are diverse, we’re more creative. We accept people for who they are, regardless of age, disability, gender identity, gender expression, marital status, mental health, race, faith or belief, sexual orientation, socioeconomic background, and whether you’re pregnant or on family leave. This is reflected in our wide range of Global Employee Networks centered on inclusion and diversity.

We partner with VERCIDA to help us attract and retain diverse talent. For greater online accessibility, please visit to view and access our roles. As a Disability Confident employer, we will interview all disabled applicants who meet the minimum criteria for a vacancy. We welcome applications from candidates who are seeking flexible working and from those who may not meet all the listed requirements for a role.

If you require further support or reasonable adjustments with regards to the recruitment process (for example, you require the application form in a different format), please contact the team.

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