CAST Systems Engineer

Date Posted: 2026-06-04 Country: United Kingdom Location: Warminster, Wiltshire Position Role Type: Onsite Raytheon UK At Raytheon UK, we take immense pride in being a leader in defence and aerospace technology. As an employer, we are dedicated to fuelling innovation, nurturing talent, and fostering a culture of excellence. Joining our team means being part of an organisation that shapes the future of national security whilst investing in your growth and personal development. We provide a collaborative environment, abundant opportunities for professional development, and a profound sense of purpose in what we do. Together, we are not just advancing technology; we're building a community committed to safeguarding a safer and more connected world. Raytheon UK are seeking a Systems Engineer to join our Command and Staff Trainer (CAST) team. Using primarily the ABACUS computer simulation and Communication & Information Systems (CIS) you will support exercises by the British Army ranging from Battle Group to Corps level. The expanding nature of MOD training requires the evolution and integration of new and emerging systems to continuously enhance the training capability at CAST. Main duties will include: What you'll be doing: Configure the ABACUS software for exercise use. Provide the MOD customer with ABACUS data for use during military exercises. Configuration and/or integration of individual systems to match military training requirements. Conduct appropriate system training to ensure the military Users are competent to conduct their exercises. Provide coverage, when required, to support CAST activities at relevant UK sites. Support the day to day and IT operations activities at the site. Carry out Engineering, Operational and Administrative duties associated with CAST site. Support remotely networked CIS Exercises at the Warminster, Sennelager and offsite locations. Support to the CAST activity at all sites, using primarily ABACUS/CIS/VBS3 Liaise with the military customer and build scenarios to fit their requirements. Establish consistent and measurable processes for the support & administration activity. Comply with configuration and control procedures. Attend further training when required. Comply with laid down company procedures. When required, be willing to work at night and do shift work. Be ‘Responsible for championing and fostering a culture of Environmental, Health, and Safety (EHS) compliance and continuous improvement’. Any other duties required to complete the CAST Service. Skills & experience Essential: UK SC Security Clearance Good working knowledge of Windows OS, LAN Technology Experienced trainer Good knowledge of IT systems and associated support Good knowledge of Windows Server 2012/2016 Good knowledge of VMware Presentation & Training skills Physically fit as lifting is part of the role Be willing to travel internationally and nationwide at short notice Desirable: Cisco routing, switching & VOIP Leadership of small teams Windows Server administration Fibre/Copper LAN installation & PC Repair Knowledge of DII, DIS & HLA Up-to date knowledge of battlefield terminology and doctrine Ex HM Forces A team player, also able to work unsupervised Understanding of ISTAR Visualisation and its applications Knowledge of VBS3 and associated terrain generation Provision of Terrain Databases, Models and Scripting within a VBS environment Benefits and Work Culture Benefits: Competitive salaries Paid overtime 25 days holiday + statutory public holidays, plus opportunity to buy and sell up to 5 days (37hr) Contributory Pension Scheme (up to 10.5% company contribution) Company bonus scheme 4% (discretionary) 6 times salary ‘Life Assurance’ with pension. Flexible Benefits scheme with extensive salary sacrifice schemes, including Health Cashplan, Dental, and Cycle to Work amongst others. Enhanced sick pay. Enhanced family friendly policies including enhanced maternity, paternity & shared parental leave. Work Culture: 37hr working week, although hours may vary depending on role, job requirement or site-specific arrangements Remote, hybrid and site based working opportunities, dependant on your needs and the requirements of the role. A grownup flexible working culture that is output, not time spent at desk, focussed. More formal flexible working arrangements can also be requested and assessed subject to the role. Please enquire or highlight any request to our Talent Acquisition team to explore the flexible working possibilities. Up to 5 paid days volunteering each year. RTX Raytheon UK is a landed company and part of the wider RTX organisation. Headquartered in Arlington, Virginia, USA, but with over 180,000 employees globally across every continent, RTX provides advanced systems and services for commercial, military and government customers worldwide and comprises three industry-leading businesses – Collins Aerospace Systems, Pratt & Whitney, and Raytheon. Supporting over 35,000 jobs across 13 UK sites, RTX is helping to drive prosperity. Each year our work contributes over £2.7bn to the UK economy and offers a wealth of opportunities to 4,000 suppliers across England, Scotland, Wales and Northern Ireland. We’re investing in all corners of the country, supporting 29,040 jobs in England, 3,040 in Northern Ireland, 1,900 in Scotland and 1,600 in Wales. #LI-VD1 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. Privacy Policy and Terms: Click on this link to read the Policy and Terms RTX is an aerospace and defense company that provides advanced systems and services for commercial, military and government customers worldwide. It comprises three industry-leading businesses – Collins Aerospace, Pratt & Whitney, and Raytheon. Its 195,000 employees enable the company to operate at the edge of known science as they imagine and deliver solutions that push the boundaries in quantum physics, electric propulsion, directed energy, hypersonics, avionics and cybersecurity. The company, formed in 2020 through the combination of Raytheon Company and the United Technologies Corporation aerospace businesses, is headquartered in Arlington, Virginia.