Principal EC&I Engineer
| Posting date: | 29 January 2026 |
|---|---|
| Hours: | Full time |
| Closing date: | 28 February 2026 |
| Location: | Warrington, North West, Warrington |
| Company: | Millbank Holdings Ltd |
| Job type: | Contract |
| Job reference: | 59053105 |
Summary
Describe a complex EC&I design challenge you have led from concept through to detailed design. What made it complex, and how did you resolve it?
When reviewing the work of senior designers, what specific technical or compliance issues do you scrutinise most closely, and why?
Tell us about a time you had to influence multiple disciplines to align on a design solution. How did you secure agreement and maintain progress?
The Opportunity
This role requires a highly experienced Principal Electrical, Control & Instrumentation Engineer to lead EC&I design activities across a portfolio of engineering projects. The position involves producing, reviewing and assuring engineering deliverables across concept, preliminary and detailed design phases, as well as supporting installation and commissioning queries.
The successful candidate will provide technical leadership, guide integrated design teams, and ensure that all EC&I engineering outputs meet required standards, regulations and project milestones.
Your duties and responsibilities will be
Design Leadership
- Lead and take full responsibility for the delivery of EC&I design work packages.
- Work within a small integrated design team to deliver design outputs in line with agreed milestones.
- Independently determine project requirements and ensure design solutions meet functional, safety and regulatory needs.
Technical Delivery
- Produce and check engineering deliverables across all design phases.
- Review and verify EC&I documentation produced by senior designers.
- Contribute to multi?discipline design documentation including (but not limited to):
- Project Requirements Documents
- Basis of Design
- Project Verification Plans
- Quality Plans
- Design Justification Reports
Planning & Control
- Estimate engineering hours for scope changes or additional work.
- Provide input to discipline schedules and progress reporting.
- Support and contribute to formal Design Reviews.
Compliance & Governance
- Produce reports and documentation in line with CDM requirements.
- Ensure all design activities comply with relevant standards, regulations and internal management systems.
- Interface effectively with design teams, facility teams, systems engineering and wider project functions throughout all project phases.
You will have the following qualifications & experience:
- Proven experience managing and leading design delivery teams.
- Strong background in machinery safety and UKCA marking.
- Demonstrable experience in process instrumentation design.
- Electrical power and LV services design capability.
- Clear understanding of required deliverables and design processes across EC&I disciplines.
- Experience delivering within structured management systems.
- Competence in estimating, scheduling and progress reporting.
- Strong collaborative approach and ability to work effectively within multi?discipline teams.
It’s great if you also have the following
- Experience with programmable electronic systems.
- Knowledge of radiometric instrumentation.
Millbank Holdings Ltd is an equal opportunities employer committed to creating an inclusive and diverse workforce. We welcome applications from all suitably qualified individuals, regardless of background, and encourage candidates from underrepresented groups to apply.
We are proud to be a member of the Disability Confident Scheme, and we are committed to ensuring an accessible and supportive recruitment process for everyone. If you require any adjustments at any stage, please let us know and we’ll do our best to accommodate.
Millbank operates as both an Employment Agency and an Employment Business.
When reviewing the work of senior designers, what specific technical or compliance issues do you scrutinise most closely, and why?
Tell us about a time you had to influence multiple disciplines to align on a design solution. How did you secure agreement and maintain progress?
The Opportunity
This role requires a highly experienced Principal Electrical, Control & Instrumentation Engineer to lead EC&I design activities across a portfolio of engineering projects. The position involves producing, reviewing and assuring engineering deliverables across concept, preliminary and detailed design phases, as well as supporting installation and commissioning queries.
The successful candidate will provide technical leadership, guide integrated design teams, and ensure that all EC&I engineering outputs meet required standards, regulations and project milestones.
Your duties and responsibilities will be
Design Leadership
- Lead and take full responsibility for the delivery of EC&I design work packages.
- Work within a small integrated design team to deliver design outputs in line with agreed milestones.
- Independently determine project requirements and ensure design solutions meet functional, safety and regulatory needs.
Technical Delivery
- Produce and check engineering deliverables across all design phases.
- Review and verify EC&I documentation produced by senior designers.
- Contribute to multi?discipline design documentation including (but not limited to):
- Project Requirements Documents
- Basis of Design
- Project Verification Plans
- Quality Plans
- Design Justification Reports
Planning & Control
- Estimate engineering hours for scope changes or additional work.
- Provide input to discipline schedules and progress reporting.
- Support and contribute to formal Design Reviews.
Compliance & Governance
- Produce reports and documentation in line with CDM requirements.
- Ensure all design activities comply with relevant standards, regulations and internal management systems.
- Interface effectively with design teams, facility teams, systems engineering and wider project functions throughout all project phases.
You will have the following qualifications & experience:
- Proven experience managing and leading design delivery teams.
- Strong background in machinery safety and UKCA marking.
- Demonstrable experience in process instrumentation design.
- Electrical power and LV services design capability.
- Clear understanding of required deliverables and design processes across EC&I disciplines.
- Experience delivering within structured management systems.
- Competence in estimating, scheduling and progress reporting.
- Strong collaborative approach and ability to work effectively within multi?discipline teams.
It’s great if you also have the following
- Experience with programmable electronic systems.
- Knowledge of radiometric instrumentation.
Millbank Holdings Ltd is an equal opportunities employer committed to creating an inclusive and diverse workforce. We welcome applications from all suitably qualified individuals, regardless of background, and encourage candidates from underrepresented groups to apply.
We are proud to be a member of the Disability Confident Scheme, and we are committed to ensuring an accessible and supportive recruitment process for everyone. If you require any adjustments at any stage, please let us know and we’ll do our best to accommodate.
Millbank operates as both an Employment Agency and an Employment Business.
Proud member of the Disability Confident employer scheme
Disability Confident
About Disability Confident
A Disability Confident employer will generally offer an interview to any applicant that declares they have a disability and meets the minimum criteria for the job as defined by the employer. It is important to note that in certain recruitment situations such as high-volume, seasonal and high-peak times, the employer may wish to limit the overall numbers of interviews offered to both disabled people and non-disabled people. For more details please go to Disability Confident.