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Key skills for this role
Onsite Hardware Engineer (L2/3)
Onsite Monday to Friday (No remote/No hybrid)
12 Month Fixed-Term Contract
🚨 Please note: Active UK SC Clearance is mandatory for this role. Applications from candidates without active SC Clearance cannot be considered.
CDW is recruiting for an experienced Onsite Hardware Engineer (L2/3) to support critical infrastructure systems at a major customer site in Southampton. This is a hands-on engineering role focused primarily on hardware diagnostics, maintenance, and repair across a diverse range of enterprise and legacy platforms supporting a highly critical operational environment.
Working within the onsite CDW workshop and across multiple machine rooms, you will play a key role in maintaining the performance, reliability and availability of essential IT infrastructure.
Providing onsite hardware support for enterprise infrastructure and bespoke systems.
Diagnosing, repairing and maintaining IBM Mainframes, tape systems, storage arrays and server platforms.
Supporting legacy and modern hardware including PCs, printers and custom-built systems.
Applying electro-mechanical repair techniques and soldering skills to specialist equipment.
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Troubleshooting and resolving hardware faults within critical operational environments.
Building strong relationships with customer stakeholders and attending technical meetings.
Following and improving documented processes and contributing to technical knowledge sharing.
Working independently while collaborating with wider engineering and support teams.
✅ Hardware repair and maintenance experience within enterprise environments
✅ Knowledge of one or more of the following:
IBM Mainframes (9672, 2003, 2066, 2096)
IBM Tape Systems (3490, VTS, 3590)
EMC DASD Storage
STK DASD Storage
✅ Strong fault-finding and troubleshooting skills
✅ Experience working within critical or high-availability environments
✅ Excellent communication and customer-facing skills
IBM PSeries Servers
HP ProLiant Servers
Dell and Sun Server platforms
PC hardware repair and custom builds
Dot Matrix and Laser Printer support
Electro-mechanical repair experience
Soldering and component-level repair skills
AIX, HP-UX or related infrastructure knowledge
IBM Mainframes: 9672, 2003, 2066, 2096
IBM Tape Systems: 3490, VTS, 3590
Dell and Sun Servers
Lenovo ThinkStation
IBM PS2
Dell, HP, Compaq and Sun PCs
Custom-built systems
Dot Matrix and Laser Printers
Additionally, CDW is committed to fostering an equitable, transparent, and respectful hiring process for all applicants. During our application process, our goal is to understand your experience, strengths, skills, and qualifications. As an AI forward company, we see AI not just as a tool, but as a catalyst for new ways of thinking, creating, and communicating. We encourage candidates to embrace an AI mindset, one that’s curious, adaptive, and ready to explore what’s possible. We welcome thoughtful use of AI to expand your perspective and elevate how you share your story, while ensuring your application remains rooted in your own background, judgment, and voice.
CDW is a Fortune 500 technology solutions provider that helps businesses, government, education, and healthcare organizations achieve what’s possible through technology. What makes CDW different isn’t just what we do—it’s how we do it. At CDW we act as one—building trust, speaking candidly, and working together to achieve more. We play to win—focusing on what matters most and delivering for our customers. And we think forward—staying curious, moving fast, and continuously learning. We believe meaningful work happens when people feel supported, heard, and empowered to contribute. That’s why we think of ourselves as coworkers, not just employees—working together to solve complex challenges and deliver real impact for our customers and communities.
As a full‑stack, full‑lifecycle technology partner, CDW brings deep expertise, strong relationships, and broad industry knowledge to help turn ideas into outcomes. When you join CDW, you become part of a collaborative environment where your work matters, your growth is supported, and your contributions help shape what’s next.
Together, we deliver the full promise of what technology can do. Together, we Make Amazing Happen.
CDW is an equal opportunity employer. All qualified applicants will receive consideration for employment without regards to race, color, religion, sex, sexual orientation, gender identity, national origin, disability status, protected veteran status or any other basis prohibited by state and local law.
Public U.S. multi-brand IT solutions provider serving business, government, education, and healthcare customers.
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Onsite
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