Instrumentation & Control (I&C) Engineer

Company Description

ALTEN is a global engineering and technology consultancy operating across over 35 countries worldwide. We partner with industry leaders across sectors including Aeronautics, Aerospace, Defence, Naval, Automotive, Energy, Rail, IT and many more to deliver innovative engineering solutions that drive technological advancement & support sustainable transformation.

Our teams of passionate and agile engineers work on cutting-edge projects that shape the future of technology and sustainability. At ALTEN, we empower talented engineers to innovate, solve complex challenges, and deliver impactful solutions that build tomorrow’s world—today.

Join us and start building tomorrow’s world today!

Job Description

We are looking for an Instrumentation & Control (I&C) Engineer to join our Energy & Utilities team in the UK, supporting long-term projects across critical infrastructure and industrial environments.

You will support the implementation, modification, maintenance and optimisation of Operational Technology (OT) systems, including SCADA/HMI platforms, industrial control systems, networks, and field instrumentation. The role offers the opportunity to develop expertise in both Operational Technology and OT Cyber Security within highly regulated industries.

Key Responsibilities:

• Provide technical support across the full lifecycle of I&C and OT systems, from requirements definition through to commissioning and maintenance.
• Assist with the design, modification, testing, validation and configuration management of industrial control systems.
• Support operational and maintenance activities to ensure system reliability, safety and performance.
• Contribute to compliance with industrial safety, regulatory and cybersecurity requirements.
• Collaborate with multidisciplinary engineering teams and client stakeholders to deliver project objectives.
• Share knowledge, lessons learned and best practices to support continuous improvement within ALTEN and our client teams.

Qualifications

Required Skills:

• Experience working with industrial control systems, Operational Technology (OT), PLCs, SCADA, DCS, or process control environments.
• Understanding of instrumentation systems, control loops, sensors, actuators, and associated field equipment.
• Experience supporting engineering activities throughout the project lifecycle, including design, testing, commissioning, operation, and maintenance.
• Knowledge of configuration management and engineering change processes.
• Strong analytical and problem-solving skills with the ability to diagnose and resolve technical issues.
• Ability to work effectively within multidisciplinary engineering teams and engage with stakeholders at all levels.
• Understanding of safety, quality, and regulatory requirements within highly regulated industries.

Required Qualifications:

• A Bachelor’s or Master’s degree in Engineering, or equivalent military experience.
• Membership of a relevant professional engineering institution or working towards professional registration (IEng/CEng).

Desirable Skills:

• Experience within the Nuclear, Energy, Utilities, Defence, Rail, Oil & Gas, or other highly regulated industries.
• Knowledge of Operational Technology (OT) Cyber Security principles and standards.
• Familiarity with IEC 61508, IEC 61511, IEC 62443, or similar industry standards.
• Experience with industrial networks and communications protocols such as Modbus, Profibus, Profinet, Ethernet/IP, or OPC.
• Knowledge of functional safety systems and safety-related instrumentation.
• Experience producing or reviewing technical documentation, specifications, test procedures, and engineering reports.
• Understanding of asset management, reliability engineering, or maintenance optimisation principles.

Additional Information

Why join us? 

We bring together entrepreneurial, tech-driven people to deliver innovative solutions for leading companies.

At ALTEN, you’ll work on exciting projects, supported by ongoing learning, mentoring, and clear career development tailored to your goals.

Join a passionate team and help build tomorrow, today.

In short you get: 

• A personalised career path and a rewarding management style 
• A huge diversity of engineering projects and industries
• Private Medical Insurance
• Cycle & Tech Scheme 
• Employee assistance programme
• Life insurance & Pension Scheme
• Social atmosphere, regular gatherings & team buildings
• Flexible way of working (role dependent)

We are proud to support the Armed Forces Covenant & actively encourage applications from members of the Armed Forces community, including veterans, reservists, service leavers, and military spouses/partners. We recognise the value of military skills and experience and are committed to ensuring that no applicant is unfairly disadvantaged during our recruitment and selection processes. 

ALTEN is committed to fostering a diverse and inclusive workplace and values the strength that comes from a global mix of backgrounds and perspectives. We welcome applications from all suitably qualified candidates, regardless of background or protected characteristics under the Equality Act 2010. If you require any reasonable adjustments during the recruitment process, please let us know. 

This role may require you to have or be willing to go through Security Clearance. As part of the onboarding process candidates will be asked to complete a Baseline Personnel Security Standard; details of the evidence required to apply may be found on the government website Gov.UK. If you are unable to meet this and any associated criteria, then your employment may be delayed, or rejected . Details of this will be discussed with you at interview.