Test Team Lead - #1670716

Do you have hands-on experience with Siemens PLC and SCADA systems, including testing and on-site commissioning in highly regulated environments?

Are you eligible for and willing to undergo security clearance (British-born and eligible under UK security vetting standards)?

Are you looking to lead a mission-critical commissioning team at a nationally significant site, where your skills will directly contribute to infrastructure and security?

If so, please proceed on and get in touch now!

The Opportunity

As part of a major expansion supporting infrastructure projects, we are seeking a Software Commissioning Test Team Leader to join a high-performing team based at Aldermaston. You’ll be stepping into a key leadership role where you will ensure safe, compliant, and effective commissioning activities for cutting-edge industrial control systems.

This is an opportunity to work in a dynamic, critical sector, where your expertise will directly contribute to operational excellence and security.

You'll be part of a collaborative environment, with exposure to complex, high-integrity systems, and will benefit from working alongside some of the best engineers in the industry.

The role

Contract – This role has been deemed outside IR35 but is dependent on a full status determination assessment.

Security Clearance Requirement

Due to the nature of the work, candidates must be British-born and eligible for UK security clearance.

Remuneration and benefits

£50.00 to £55.00 /hr LTD, dependent on full status determination, alongside this you will also be entitled to health and wellness programmes, flexible working options, professional and career development opportunities, plus many more!

Your Duties and Responsibilities will be

• Supervise onsite commissioning activities to ensure safe, compliant, and accurate testing is achieved.


• Review commissioning documentation and Safe Systems of Work for suitability.


• Ensure procedures and safe systems are adhered to during commissioning activities.


• Work under approved commissioning procedures and coordinate with other working parties.


• Manage the approval, application, monitoring, and removal of Temporary Commissioning Aids.


• Raise and manage commissioning reservations and escalate issues to management or engineering support when necessary.


• Halt commissioning activities immediately if uncertainties or incidents arise and manage the situation appropriately.


• Ensure the final state of the plant configuration post-commissioning is as per documentation or agreed adjustments.

You will have the following qualifications and experience

• Hands-on experience with Siemens PLC and SCADA systems.


• Strong understanding of Control Panels, Electrical Installation, and Instrumentation solutions.


• Testing and on-site commissioning experience.


• Strong Health & Safety awareness – SSSTS or SMSTS preferred.


• CSCS Card or equivalent.

It's great if you also have the following

• Plant Historians


• Network Design and Configuration


• Cyber Security


• Functional Safety


• Industrial Protocols (IEC 61850, DNP3, Modbus, OPC, etc.)

The setting for the role

Nuclear / Defence

Risks and Hazards are in line with working on a nuclear licenced site. These can include, nuclear fuel, radiation, working from heights, moving machinery, chemicals and gasses, high voltage equipment, moving vehicles, flammable materials, high pressure circuits, steam, high noise, and vibration levels. A full site induction will be provided, and all safety requirements must be adhered to when entering the site.

Get in touch now

If you want to progress to the next step of your career as a Software Commissioning Test Team Leader, where you will be responsible for driving all commissioning processes, then this could be the role for you so apply now or contact Zoe Wilson via LinkedIn.

Millbank Holdings Ltd is an equal opportunities employer and respects diversity. We welcome applications from all suitably qualified persons who are eligible to live and work in the UK.

Millbank is proud to be a member of the ‘Disability Confident Scheme’. Millbank operates as an Employment Agency and Business.