Senior Test Design & Development Engineer

Plexus; Livingston; On-site; GBP 40,000 - 55,000; Full time

Job summary

A leading design and engineering firm in Livingston is seeking a talented Senior Test Design & Development Engineer. In this role, you will contribute to the development and commercialisation of innovative products. Ideal candidates should have a Bachelor's degree and over 5 years of experience in test design engineering. You will work in a fast-paced environment, embracing Lean Sigma principles to ensure quality and efficiency. The company offers a supportive culture with numerous employee benefits.

Benefits

Enhanced pension contributions

33 days of annual leave

Private medical insurance

Cycle to work scheme

Paid family leave

Onsite gym/discounted gym

Qualifications

• 5+ years of experience in test design engineering or a related field.
• Solid understanding of Lean Sigma principles and tools.
• Experience with automated test systems, functional testing, environmental testing.

Responsibilities

• Design, develop, and verify test solutions for products.
• Collaborate with cross-functional teams throughout the product life cycle.
• Create and maintain comprehensive project documentation.

Skills

Proficiency in LabVIEW

Proficiency in TestStand

Excellent communication skills

Collaboration skills

Problem-solving skills

Education

Bachelor's degree in Electrical Engineering, Mechanical Engineering, or a related field

Tools

Lab test/measurement equipment

Lab tools

Job description

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Client:

Plexus

Location:

Livingston, United Kingdom

Job Category:

Other

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EU work permit required:

Yes

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Job Reference:

c0d89aa13f06

Job Views:

5

Posted:

12.08.2025

Expiry Date:

26.09.2025

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Job Description:

Ingrained in our culture of inclusion is the philosophy that each individual offers diverse perspectives, backgrounds and experiences that create great outcomes when we are united as a team.

We embrace the differences of all our colleagues, celebrate diversity and welcome applications from underrepresented groups and candidates, regardless of their background. We are proud to be registered as the Disability Confident committed employer, and we recruit purely on the basis of skills and experience.

Who we are and what we do?

We help our customers deliver products to the world which have a profound impact on people’s lives.
From ultrasound units and 3D printing to network security applications and in-flight Wi-Fi, we help create products that build a better world.
We’re a global team of experts who partner with our customers to bring their products to life through inspired innovation and world-class customer service.

The Role
Plexus is seeking a talented and driven Senior Test Design & Development Engineer, to join our growing team. In this role, you will play a crucial part in the development and commercialisation of our innovative products, from concept to launch.

As a Test Design Engineer, you will be responsible for the design, development, and verification of test solutions for our products. You will utilize your engineering expertise and creativity to create robust and efficient test systems, ensuring the highest quality and reliability of our products.

This includes:
● Developing innovative test concepts and designs using appropriate tools and equipment.
● Performing design creation, analysis, and verification.
● Collaborating with cross-functional teams throughout the entire product life cycle, from conceptualisation to sustaining engineering.
● Creating and maintaining comprehensive project documentation in accordance with quality and change management procedures.
● Actively contributing to a Lean culture by applying Lean Sigma principles to identify and eliminate waste, and improve processes.

About You:

We are looking for a highly motivated individual with a strong understanding of the full product realisation process (Conceptualise, Design, Commercialise, Manufacture, Fulfil, and Sustain).

You should be comfortable working in a fast-paced environment and possess a strong commitment to quality and continuous improvement. Ideally, you will have:

● Bachelor's degree in Electrical Engineering, Mechanical Engineering, or a related field
● 5+ years of experience in test design engineering or a related field.
● Proficiency in LabVIEW and TestStand.
● Experience with automated test systems, functional testing, environmental testing.
● A solid understanding of Lean Sigma principles and tools.
● Excellent communication, collaboration, and problem-solving skills.

Other Qualifications & Skills:
● You will have the ability to work in a Cross-Discipline team environment
● Understand Structured Design
● Ability to develop good working relationships with team members and customers
● Lab test/measurement equipment
● Lab tools
● Great communication skills

Why you will love it?

At Plexus, we’re at our best when opportunities are met with passion, open communication, and teamwork. Our employees work alongside a global team of experts who engage in projects that span a variety of industries – helping our customers in creating the products that build a better world.

At Plexus, you will find:

A workplace centered on collaboration and integrity

Supportive leadership teams that value work-life balance through a flexible work environment

An inclusive environment that values diverse backgrounds, experiences, and expertise

Flexible career paths across a variety of disciplines

Innovative design solutions and state-of-the-art technology that improves lives

Through our commitment to local community involvement we encourage our employees to participate in outreach activities with charities, local Schools, Universities, and Colleges and to promote careers in the STEM fields

Additionally, when you join, we want you to enjoy what you do and be rewarded for your contribution, so we have a range of attractive benefits on offer:

Online learning and formal development programs

Enhanced pension contributions

33 days of annual leave (inclusive of public holidays)

Paid family leave

Private medical insurance

Group income protection insurance

Employee Assistance Program (EAP)

Electric Vehicle Salary Sacrifice Scheme

Cycle to work scheme

Volunteer time off

Life assurance

Occupational health

Onsite gym/ discounted gym

Application Process

We don’t look for culture fit, but culture add. We value all the perspectives our team brings to the table, and we want to hear from YOU. We encourage people from all backgrounds to apply to our positions, and will look at candidates holistically, balancing work, education and additional experiences.