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Millbank Holdings Ltd; Barnstaple; Hybrid; GBP 62,000 - 69,000; Part time

Benefits offered by this job

Hybrid work model

Job summary

Millbank Holdings Ltd in Barnstaple, UK, is seeking a Mechanical Design Engineer on a contract basis. The role focuses on reviewing, correcting and releasing complex drawings to BS8888, applying GD&T and tolerance analysis within a regulated defence context.

The successful candidate will manage drawing releases, liaise with suppliers and internal teams, and drive documentation compliance while maintaining high design integrity and manufacturability.

Qualifications

• Mechanical Engineering HNC or equivalent qualification.
• Proven experience as a Senior Mechanical Design Engineer or Principal Mechanical Engineer.
• Extensive experience reviewing, approving and correcting engineering drawings.
• Expert knowledge of BS8888 standards.
• Strong practical application of GD&T principles.
• Experience carrying out tolerance stack-up analysis.
• Ability to interpret, amend and correct complex engineering drawings and associated documentation.
• Experience supporting engineering projects within highly regulated industries such as Defence, Aerospace, Marine or Advanced Manufacturing.

Responsibilities

• Review and approve engineering drawings in accordance with BS8888 and company design standards.
• Identify, assess and resolve drawing non-conformances, redline comments and documentation issues.
• Amend and update existing engineering drawings and associated technical documentation.
• Support design documentation and configuration control activities throughout the project lifecycle.
• Conduct tolerance stack-up analysis to ensure manufacturability and design integrity.
• Apply and review Geometric Dimensioning & Tolerancing (GD&T) principles.
• Liaise with suppliers and internal stakeholders to resolve technical drawing queries.
• Support engineering change processes and drawing release activities.
• Ensure technical documentation complies with industry standards, regulatory requirements and engineering best practice.
• Manage supplier technical requests and documentation reviews.
• Support simulation activities and engineering change assessments.
• Drive continuous improvement initiatives relating to drawing quality and documentation compliance.

Skills

BS8888

GD&T

Tolerance analysis

SolidWorks

MS Office

English

Stakeholder engagement

Education

Mechanical Engineering HNC

Tools

SolidWorks

Job description

Mechanical Design Engineer

Company: Millbank Holdings Ltd Salary: £45 to £50 an hour Hours: Full-time Location: Barnstaple, EX31 1LY Job type: Contract Posting date: 2 Sept 2026 Closing date: 1 Oct 2026

Do you have proven experience reviewing, correcting and approving complex engineering drawings in accordance with BS8888 standards?

Can you demonstrate strong expertise in GD&T application and tolerance stack analysis within a highly regulated engineering environment?

Would you like to play a key role on a major defence engineering programme supporting the delivery of critical engineering projects?

The Opportunity

An exciting opportunity has arisen for an experienced Senior Mechanical Design Engineer to support a major defence engineering programme. Joining a globally recognised engineering and technology partner, you will be responsible for reviewing, correcting and releasing engineering drawings while ensuring compliance with BS8888 standards, industry regulations and engineering best practices.

Responsibilities

• Review and approve engineering drawings in accordance with BS8888 and company design standards.
• Identify, assess and resolve drawing non-conformances, redline comments and documentation issues.
• Amend and update existing engineering drawings and associated technical documentation.
• Support design documentation and configuration control activities throughout the project lifecycle.
• Conduct tolerance stack-up analysis to ensure manufacturability and design integrity.
• Apply and review Geometric Dimensioning & Tolerancing (GD&T) principles.
• Liaise with suppliers and internal stakeholders to resolve technical drawing queries.
• Support engineering change processes and drawing release activities.
• Ensure technical documentation complies with industry standards, regulatory requirements and engineering best practice.
• Manage supplier technical requests and documentation reviews.
• Support simulation activities and engineering change assessments.
• Drive continuous improvement initiatives relating to drawing quality and documentation compliance.

You will have the following qualifications & experience:

• Mechanical Engineering HNC or equivalent engineering qualification.
• Proven experience as a Senior Mechanical Design Engineer or Principal Mechanical Engineer.
• Extensive experience reviewing, approving and correcting engineering drawings.
• Expert knowledge of BS8888 standards.
• Strong practical application of GD&T principles.
• Experience carrying out tolerance stack-up analysis.
• Ability to interpret, amend and correct complex engineering drawings and associated documentation.
• Experience supporting engineering projects within highly regulated industries such as Defence, Aerospace, Marine or Advanced Manufacturing.
• Knowledge of 3D CAD packages such as SolidWorks or equivalent.
• Proficiency in Microsoft Word, Excel and PowerPoint.
• Advanced English communication skills.
• Strong stakeholder engagement and technical communication abilities.
• Eligibility to obtain SC Security Clearance.

It’s great if you also have the following

• Previous experience working on defence programmes.
• Knowledge of engineering configuration management processes.
• Experience managing supplier technical reviews and approvals.
• Experience supporting engineering simulations and engineering change management activities.
• A track record of driving drawing quality improvements and documentation compliance initiatives.

The setting for the role

• Hybrid working arrangement available.
• Minimum of 2 days per week onsite in Barnstaple.
• Candidates can begin work with BPSS clearance while SC clearance is being processed.

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

About Disability Confident Disability Confident is a government scheme. It encourages employers to recruit and retain disabled people and those with long term health conditions.