Senior System Requirements Engineer
Confirmed on the employer's own hiring board on Sep 27, 2026. First seen by Alion on Aug 11, 2026. RTX scores A on the Alion truth index.
Date Posted:
2026-08-11Country:
United KingdomLocation:
Harlow, EssexPosition Role Type:
OnsiteSenior System Requirements Engineer
Harlow, Hybrid (3 days a week onsite)
Benefits:
£:Competitive salary
Contributory Pension Scheme (up to 10.5% company contribution)
6 times salary ‘Life Assurance’ with pension
25 days holiday (increasing with service) + statutory public holidays, plus opportunity to buy and sell up to 5 days (37hr)
Car/Car allowance (dependant on grade/ role)
Company bonus scheme (discretionary)
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
Private Medical Insurance- dependant on grade
Work Culture
37hr working week, although hours may vary depending on role, job requirement or site-specific arrangements.
Early 1.30pm finish Friday, start your weekend early!
Remote, hybrid and site based working opportunities, dependant on your needs and the requirements of the role.
Up to 5 paid days volunteering each year.
Flexible working culture focused on output, with more formal flexible working arrangements on request (assessed subject to role) - please highlight any requests to the Talent Acquisition team.
About us
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.
Our Business
As a leading defence and aerospace company operating across the United Kingdom, Raytheon UK helps to solve our customers’ toughest challenges. We are a major supplier to the UK government and customers around the globe, providing defence solutions across all domains: land, sea, air, space, and cyberspace. We also provide digital and training transformation solutions to commercial and military customers.
With circa 2000 employees and major facilities operating throughout the UK including Broughton (Wales), Livingston and Glenrothes (Scotland), and Harlow, Gloucester, and Manchester (England); we are committed to investing in British careers and technology development.
ATMS
Our ATMS business has heritage in the development, manufacture, sustainment and support of secondary surveillance radar technology. Out technology is relied upon to marshal more than two-thirds of the world’s air traffic due to its precision accuracy and ability to detect aircraft even within the most crowded airspace. Designed and manufactured in the UK, our products are exported globally to RTX customers in more than 45 countries.
Role&Responsibilities
The role will provide support to the System Design Authority and Systems Engineering Team Leaders with the development and management of project requirements, generation of technical documentation. Systems Analysis and Design work and participation in technical design reviews. Further, supporting the Systems Team in the generation of bid proposal material and submission of bids in response to customer requests.
Required experience
Experience across the systems engineering lifecycle from requirements through to certification
Experience with generation of technical documentation (internal and for customers)
Understanding of policies, practises and procedures, and the ability to communicate these to their team.
Ability to work autonomously, with limited oversight from Team Leaders and Management
Ability to work within agreed timescales
Ability to work in a team and perform under pressure
Degree in STEM (Science, Technology, Engineering, Mathematics) or similar
Desirable experience
Knowledge of Air Traffic Management or Radar systems would be beneficial
Experience with Air Traffic Management or Radar systems would be beneficial
Experience with the IBM Rational DOORS toolset
Experience with SysMl or UML in a Systems Engineering environment
Experience with configuration management systems
Membership / Chartership with INCOSE (or similar professional body)
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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