Senior System Requirements Engineer

globalhr; Harlow; Hybrid; GBP 65,000 - 90,000; Full time

Benefits offered by this job

Pension scheme

Life Assurance

25 days holiday

Private Medical Insurance

Flexible benefits

Job summary

Raytheon UK is seeking a Senior System Requirements Engineer in Harlow, offering hybrid working with three days onsite. The role supports the System Design Authority and engineering teams in managing project requirements, generating technical documentation, and contributing to bid proposals.

A STEM degree and experience across the engineering lifecycle are essential. The position is part of a leading defence and aerospace organisation with strong career development opportunities, a substantial

Qualifications

• Experience across the systems engineering lifecycle from requirements through to certification.
• Experience with generation of technical documentation (internal and for customers).
• Understanding of policies, practices and procedures, and 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.

Responsibilities

• Support the System Design Authority and Systems Engineering Team Leaders in development and management of project requirements.
• Generate technical documentation for internal use and for customers; participate in technical design reviews.
• Assist in bid proposal material preparation and submission in response to customer requests.

Skills

Systems engineering

Technical documentation

Autonomy

Teamwork

Time management

Education

Degree in STEM

Tools

IBM Rational DOORS

Job description

Date Posted: 2026-08-11

Country: United Kingdom

Location: Harlow, Essex

Position Role Type: Onsite

Senior 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)

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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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