Senior Mechanical CAD Designer

Babcock International; Warrington; Hybrid; GBP 45,000 - 65,000; Full time

Job summary

A leader in nuclear solutions is seeking a Senior Mechanical Designer to guide a team and contribute to critical Defence Nuclear infrastructure projects. The role involves complex mechanical systems integration, with generous benefits including a matched pension scheme and a hybrid working model. Candidates should have significant design experience and strong CAD proficiency.

Benefits

Generous holiday allowance

Matched contribution pension scheme

Access to a Digital GP

Employee share scheme

10-days special paid leave for reservists

Qualifications

• Significant experience in producing and reviewing design outputs.
• Ability to lead and coordinate multidisciplinary design teams.
• Strong technical knowledge and problem-solving skills.

Responsibilities

• Guide and support a team of designers in resolving complex challenges.
• Allocate and oversee design tasks across the team.
• Liaise with customers to resolve technical issues.

Skills

CAD proficiency

Stakeholder engagement

Design lifecycle management

Multidisciplinary team coordination

Education

HNC/HND or equivalent in relevant discipline

Job description

Overview

Job Title: Senior Mechanical Designer

Location: Warrington, Bristol, Newbury or Preston

Compensation: Competitive + Benefits

Role Type: Full time / Permanent

Role ID: SF66844

At Cavendish Nuclear we’re working to create a safe and secure world, together, and if you join us, you can play your part as a Senior Mechanical Designer.

The role

As a Senior Mechanical Designer, you’ll have a role that’s out of the ordinary. This role will contribute to a high-impact public sector Defence Nuclear infrastructure initiative focused on enhancing operational resilience and sustainability across critical systems. The project involves complex mechanical systems integration, requiring innovative engineering solutions within a multidisciplinary team.

Day-to-day, you’ll guide and support a team of mechanical designers, resolving complex design challenges, assuring the quality of outputs, and applying your specialist CAD and technical expertise to deliver solutions that meet engineering standards across the full project lifecycle.

• Allocate and oversee design tasks across a multidisciplinary team, ensuring drawing outputs meet quality standards and are well-coordinated across disciplines.
• Provide technical guidance and support to designers, advising on appropriate tools, methods, and best practices throughout the design lifecycle.
• Liaise with customers and stakeholders to resolve technical issues, maintain progress visibility, and support business development opportunities.
• Contribute to the creation and review of design documentation—including drawings and specifications—in line with ISO standards and project requirements.
• Lead design reviews, resolve production and technical queries, and promote continuous improvement through learning from experience and industry best practice.

This role is full time, 37 hours per week and provides hybrid working arrangements with 3 days in the office/onsite and 2 days working from home.

Essential experience

• Significant experience in producing and reviewing design outputs across the full lifecycle, including concept, detail, and production design stages.
• Proven ability to lead and coordinate multidisciplinary design teams, ensuring quality, consistency, and compliance with industry standards.
• Strong CAD proficiency and technical knowledge within a specialist design discipline, with a track record of resolving complex design challenges.
• Demonstrated experience in stakeholder engagement, including managing technical queries and contributing to design reviews and customer communications.

Qualifications

• HNC/HND minimum in a relevant discipline OR equivalent academic qualification

Security Clearance

The successful candidate must be able to achieve and maintain Standard (BPSS) / Security Check (SC) security clearance for this role. Further details are available at United Kingdom Security Vetting: clearance levels - GOV.UK (www.gov.uk)

What we offer

• Generous holiday allowance
• Matched contribution pension scheme, with life assurance
• Access to a Digital GP, annual health check, and nutritional consultations through Aviva DigiCare+
• Employee share scheme
• Employee shopping savings portal
• Payment of Professional Fees
• Reservists in the armed forces receive 10-days special paid leave
• Holiday Trading is a benefit that allows UK Cavendish employees to buy additional leave or to sell up to one working week of annual leave from their annual entitlement. This window opens February through to March annually.
• Be Kind Day enables employees to take one working day’s paid leave a year (or equivalent hours) to undertake volunteering work with their chosen organisation or registered charity
• Excellent development opportunities and benefits package including an employee assistance programme supporting physical, mental and financial wellbeing.

Cavendish Nuclear

As a leader within the UK nuclear industry, Cavendish Nuclear, part of Babcock International Group, provides a comprehensive range of critical nuclear solutions in clean energy, defence and civil new build and decommissioning projects. Together, we’re innovating to make nuclear safer, faster and cost-effective across the nuclear energy life cycle. Your career with us could take you anywhere within Babcock International Group – from Canada, the USA to Japan. Work with us to create a safe and secure world, together.

We are a disability confident committed employer. If you have a disability or need any reasonable adjustments during the application and selection stages, please email [e-mail] with the subject header ‘Reasonable adjustments requirement’. We’re committed to building an inclusive culture where everyone’s free to thrive. We are happy to talk about flexible working – please ask about alternative patterns of work at interview.

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