Mechanical Design Engineer

ATA Recruitment; Matlock; On-site; GBP 80,000 - 100,000; Part time

Job summary

A specialist recruitment firm is seeking a Mechanical Design Engineer for a contract role based in Derbyshire. The ideal candidate will have experience in large structural fabrications and engineering calculations. This position involves developing mechanical designs, performing structural load calculations, and collaborating with multi-disciplinary teams. Immediate start with a competitive rate of £40 per hour, outside IR35, with high extension probability.

Benefits

Outside IR35 – flexibility

Immediate start

Project variety

High extension probability

Qualifications

• Hands-on background in fabrication and structural engineering.
• Proficiency in engineering calculations using Mathcad, Excel, and hand calculations.
• Experience with both large and small companies.

Responsibilities

• Interpret complex specifications and develop mechanical designs.
• Perform calculations for structural loadings and airflow.
• Collaborate with multi-disciplinary teams on engineering work.

Skills

Fabrication and structural engineering

Engineering calculations

Acoustics and airflow systems

Structural stress calculations

Mechanical systems specifications

Tools

Mathcad

Excel

Ansys

Job description

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Mechanical Design Engineer – Derbyshire
Specialist in Structural Fabrication | Flow, Acoustic & Thermal Systems | Contract Role

Location: Derbyshire
Rate: £40 per hour (Umbrella/Ltd – Outside IR35)
Duration: 3-month initial contract (likely to extend)
Start Date: Immediate

Are you a versatile Mechanical Design Engineer with a solid background in large structural fabrications and engineering calculations?
Our client is seeking an all-rounder—an experienced professional who can take a lead role in the full design process from concept to delivery. This is an opportunity to work on exciting, high-value projects in a dynamic engineering environment.

What Our Client is Looking For:

A Mechanical Design Engineer who brings:

A hands-on background in fabrication and structural engineering
Proficiency in engineering calculations – using Mathcad, Excel, and hand calculations
Expertise in acoustics, airflow, and thermal systems
Experience with both large and small companies, showcasing adaptability
Strong ability in structural stress calculations and understanding of mechanical systems specifications

Key Responsibilities:

Interpret complex client specifications and develop concept mechanical designs

Perform and validate calculations for structural loadings, ducting, airflow, and offshore environmental forces (pitch, roll, heave)

Lead engineering analysis for cost and weight reduction, and improve design for manufacture

Collaborate with multi-disciplinary teams, supporting and reviewing engineering work

Engage in and lead technical design reviews

Solid Mechanical Engineering background with a proven track record in heavy/large-scale structural fabrication

Proficient in Ansys, Mathcad, and hand calculations

Strong grasp of acoustic, thermal, and airflow engineering principles

Client-focused with excellent technical judgement and team collaboration skills

Why Apply?

Outside IR35 – flexibility and competitive rate

Immediate start – hit the ground running

Project variety – contribute to high-impact engineering programmes

High extension probability – work with a client known for retaining skilled contractors

Please note: You must have the right to live and work in the UK. Sponsorship is not available for this role.

ATA Recruitment is a specialist recruiter in Manufacturing, Civil, Infrastructure, and General Engineering. Explore more opportunities with us at