Technical Support & Sustainment Engineer

Raytheon UK is looking for a Technical Support & Sustainment Engineer in Malvern, Worcestershire, to support complex IT systems used in defense-critical environments.

Responsibilities

• Provide technical support and sustainment for deployed systems, ensuring reliable performance in line with company processes, procedures, and quality standards such as AS9100.
• Support programs during the build phase, including hardware assembly, software installation, and system configuration.
• Plan and conduct testing (Integration Testing, Factory Acceptance Testing, System Acceptance Testing) on newly built and upgraded systems.
• Offer office‑based technical support to customers via phone and email, with occasional out‑of‑hours support as arranged.
• Travel within the UK and overseas to deliver, commission, upgrade, diagnose, and resolve issues on systems originally built in Malvern.
• Work across a broad technology stack: Microsoft products, Linux distributions, Active Directory, certificates, networking, storage solutions, and virtualisation.
• Maintain locally held replicas of customer systems for troubleshooting, upgrade testing, and issue resolution.
• Demonstrate software and systems to internal and external customers and contribute to continuous improvement and lean activities.
• What You Will Learn
• Deep practical experience with Microsoft and Linux platforms, networking, storage, virtualisation, Active Directory, and certificate management.
• The full lifecycle of complex, secure, multi‑server systems from build to sustainment.
• Exposure to UK and international customer environments and operational support.
• Systems testing, troubleshooting, and root‑cause analysis on live and replicated customer systems.
• Communication and stakeholder management skills through regular engagement with teams and customers.

Qualifications

• Experience in IT systems, system administration, technical support, or a similar technical environment.
• Familiarity with setting up, configuring, and maintaining multi‑server and client systems.
• Basic understanding of Microsoft technologies, Linux systems, and infrastructure concepts such as networking, storage, and virtualisation.
• Strong written and verbal communication skills and ability to build effective relationships.
• Willingness and ability to travel within the UK and overseas and occasionally provide out‑of‑hours support.
• Must be able to obtain and maintain the relevant UK security clearance required for the role, SC at a minimum.
• Nice to have
• Experience with Red Hat Enterprise Linux.
• Experience working in defense, aerospace, or another regulated, mission‑critical environment.
• Experience supporting customer‑facing systems and providing remote technical support.
• Familiarity with formal test stages such as Integration Testing, FAT, and SAT.
• Experience participating in technical reviews, Engineering Review Boards, or Design Reviews.
• A full UK driving licence.

Benefits

• Attractive compensation package
• Private Medical Insurance
• Fantastic pension scheme
• Life Assurance and Group Income Protection Scheme participation
• 25 days annual leave plus public holidays, with the option to buy or sell up to 5 days each year
• Flexible working
• Employee Discounts and Flexible Benefits platform
• Support with professional fees
• Employee Assistance Programme (EAP)
• And much more

We offer a role with variety, visibility, and purpose, working across lab and customer sites in a mission‑critical environment.

Join a team that values technical quality, reliability and customer trust.

RTX adheres to the principles of equal employment.

All qualified applications will be given careful consideration without regard to ethnicity, color, religion, gender, sexual orientation or identity, national origin, age, disability, protected veteran status or any other characteristic protected by law.

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