Be You - Our people create our best Plexus.
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.
Whether you’re looking to start, change, or advance your career find your path at Plexus and leave your mark on the world with us.
The Role
IT Support Engineer
Plexus is seeking a highly skilled and experienced IT Support Engineer to take ownership of complex technical escalations, maintain critical infrastructure components, and mentor junior staff. If you are proficient across the stack, from end‑user support to server maintenance, we invite you to apply!
Due to the nature of project work we require candidates to hold U.K. nationality or to either have, or be able to go through, U.K. national security vetting and clearance.
Please note that this role is an on‑site, full time position.
In this role you will role you will;
* Focus on advanced problem resolution and infrastructure stability.
* Serve as the escalation point for all complex hardware, software, and network incidents, driving issues to complete resolution.
* Manage and maintain core server infrastructure (physical and virtualized environments, e.g., VMware), including patching, monitoring, and troubleshooting performance bottlenecks.
* Oversee and optimize our Active Directory structure, Group Policy Objects (GPOs), DNS, and DHCP services.
* Develop, implement, and maintain IT operational documentation and disaster recovery procedures for critical systems.
* Lead small to medium‑scale IT projects, such as system upgrades, migrations, or the rollout of new infrastructure technologies.
* Support Global projects to ensure smooth transitions.
* Provide advanced troubleshooting and support for sophisticated network components (e.g., firewalls, managed switches, Wi‑Fi configurations).
What we’re looking for:
The ideal candidate must demonstrate proven expertise in the following areas:
* Experience: 2+ years in an advanced IT support, Systems Administration, or Infrastructure Engineering role.
* Systems Expertise: Deep proficiency with Windows Server operating systems (2016/2019/2022) and virtualization technologies.
* Automation: Scripting proficiency using PowerShell for routine administrative tasks and automation is highly desirable.
* Networking: Solid understanding of Layer 2/Layer 3 networking, VLAN configuration, and VPN technologies.
* Soft Skills: Exceptional diagnostic, analytical, and mentoring abilities to guide colleagues and interact confidently with senior management.
* UK Security clearance will be required for this role.
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.
* Bespoke development plan
* Online learning and formal development programs
* Full‑time, permanent employment contract
* 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
* Flexible Hybrid Working Available (role dependent)
* Life assurance
* Occupational health
* Vision care discounts
* Discount schemes
* Company sick pay scheme
* 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.
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