Principal Instrumentation Controls and Automation Engineer (ICA)

Company: JACOBS
Apply for the Principal Instrumentation Controls and Automation Engineer (ICA)
Location: London
Job Description:

At Jacobs, we’re challenging today to reinvent tomorrow by solving the world’s most critical problems for thriving cities, resilient environments, mission‑critical outcomes, operational advancement, scientific discovery and cutting‑edge manufacturing, turning abstract ideas into realities that transform the world for good.

Your impact

Are you an experienced ICA professional who wants to remain hands‑on technically, while directly influencing project direction, quality, and outcomes across transformational Water Infrastructure Design & Build programmes? Working in partnership with major water companies including United Utilities, Northumbrian Water, Thames Water, Severn Trent Water, and Anglian Water. Jacobs is delighted to be part of the unprecedented investment and transformation programme that will reshape the Water industry, leaving a lasting legacy for our communities and future generations.

From FEED, through to detail design, supply chain management, installation, commissioning and long‑term O&M asset performance. You play an integral role in the delivery of technical leadership to ensure the development of innovative, sustainable, and resilient ICA/C&I solutions across the water and wastewater sector.

Recognised as the trusted Technical Authority for ICA design and delivery. You will lead complex ICA work packages, shaping technical solutions across the project lifecycle.

Responsibilities

  • Lead and shape complex ICA design and build packages.
  • Embed quality, safety, constructability, sustainability and reliability throughout design, engineering, construction and commissioning phases.
  • Be technical authority and reference point for ICA engineering issues, ensuring the delivery of innovative and robust ICA solutions covering field instrumentation and measurement, PLC, SCADA, telemetry and process control systems, control philosophies, FDS and I/O strategies, ICA systems integration with mechanical, electrical and process designs.
  • Work collaboratively within multidisciplinary project teams, including civil, mechanical, electrical, process, commissioning and operations.
  • Apply engineering governance, ensuring ICA deliverables and milestones meet required standards, specifications and regulatory expectations.
  • Mentor and support the personal and professional development of colleagues and peers, fostering a supportive, collaborative and inclusive culture that is focussed on delivering technical excellence.
  • Promote innovation, and agility that adds value and exceeds expectations.
  • Actively develop and maintain a culture of safety, wellbeing, inclusion and psychological safety.

Qualifications

  • Chartered Engineer or working towards (CEng) status (e.g. IET or equivalent).
  • A sound knowledge of the water sector regulations and safety protocols.
  • Established career in Instrumentation, Control and Automation within the Water industry.
  • Demonstrable track record of delivering ICA solutions throughout the detailed design and Design & Build phases.
  • Comfortable making sound technical judgements.
  • Proficient in applying robust ICA engineering knowledge to deliver innovative, compliant solutions from concept through commissioning.
  • Ability to balance innovation with regulatory compliance.
  • Have a supportive, collaborative, inclusive leadership style.
  • Possess an established awareness of Commercial and Change management.
  • Established experience of resilience and adaptability in complex ICA delivery environments.

As a disability confident employer, we will interview disabled candidates who best meet the criteria. We welcome applications from candidates who are seeking flexible working and from those who may not meet all the listed requirements for a role.

We aim to embed inclusion and belonging in everything we do. We accept people for who they are, and we champion the richness of different perspectives, lived experiences and backgrounds in the workplace, as a source of learning and innovation.

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Posted: June 14th, 2026