Project Support Assistant

Jobtailor; Brighton; On-site; GBP 40,000 - 60,000; Full time

Benefits offered by this job

25 days holiday per year

Private medical insurance

Pension scheme

Life Assurance 4x salary

Employee assistance program

Job summary

L3Harris in Brighton is seeking an Associate Project Manager to support day‑to‑day project management across a range of programmes within Release Systems and the Mission Avionics sector.

The role requires a degree or equivalent experience, proficiency with Microsoft Office, and a proactive approach; you'll engage with internal stakeholders, track progress, and help with schedules and budgets while benefiting from training and a collaborative team environment.

Qualifications

• Bachelor’s degree in Engineering, Business, or a related discipline.
• In lieu of a degree, minimum of 4 years of relevant experience may be considered.
• Proactive and eager to learn approach.
• Experience using Microsoft Office.

Responsibilities

• Provide day‑to‑day support to Project Managers and Senior PMs across a range of programmes.
• Assist with progress tracking, action follow‑up, and coordination of project deliverables.
• Prepare and maintain small‑scale project schedules using MS Project (training provided if required).
• Support customer communications and updates under PM direction.
• Format draft technical memos and assist with document preparation.
• Monitor project hours and support budget tracking activities.
• Contribute to light‑touch reporting on project status, risks, and issues.
• Engage with internal stakeholders to support programme execution.
• Follow standard processes and contribute to improvements in work routines.

Skills

Proactive approach

Microsoft Office

Education

Bachelor’s degree or equivalent experience

4+ years relevant experience in lieu of degree

Tools

MS Project

Job description

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers’ mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.

L3Harris is the Trusted Disruptor in defense tech. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.

Job Title – Associate Project Manager

Job Location – Brighton

Job ID – 32807

About this opportunity and L3Harris UK

From 11 UK sites, our team of nearly 1,000 people delivers unique capabilities across space, air, land, sea and cyber for military, security and commercial customers across the UK and worldwide.

L3Harris in Brighton are part of Release Systems and the Mission Avionics sector operating in the Aerospace domain. Our mission‑critical release systems equipment is on most major airborne fighter platforms worldwide, including the F‑35, along with other aircraft like the Gripen and Typhoon. Brighton designs, manufactures and tests a large portion of its release systems portfolio. This facility offers 48,500 square feet of manufacturing space for the development of high‑performance, multi‑station solutions used to launch air‑to‑air and air‑to‑ground munitions from bay, wing or fuselage stations.

Please note, our Brighton business is moving to a new location in 2027. The new site is expected to be located in either Shoreham, Burgess Hill or Horsham and will be within a 15‑minute drive of our current site.

A few of our employee benefits are:

• 25 days holiday per year (plus bank holidays), increasing with long service and with the opportunity to buy/sell up to 5 days
• Private medical insurance with optional family cover
• Pension scheme of up to 8% employer contribution
• Life Assurance 4x salary (flexible up to 10x)
• Group income protection
• Flexible opt‑in extras such as a health care cash plan, dental insurance, gym membership, critical illness cover and cycle to work scheme
• Employee assistance program providing mental health and wellbeing support
• Professional membership reimbursement (discretionary)

What the role will involve

The responsibilities of your role will include the following:

• Provide day‑to‑day support to Project Managers and Senior PMs across a range of programmes
• Assist with progress tracking, action follow‑up, and coordination of project deliverables
• Prepare and maintain small‑scale project schedules using MS Project (training provided if required)
• Support customer communications and updates under PM direction
• Format draft technical memos and assist with document preparation
• Monitor project hours and support budget tracking activities
• Contribute to light‑touch reporting on project status, risks, and issues
• Engage with internal stakeholders to support programme execution
• Follow standard processes and contribute to improvements in work routines

What you’ll bring

The role requires the following experience and skills:

• Bachelor’s degree in Engineering, Business, or a related discipline
• In lieu of a degree, minimum of 4 years of relevant experience may be considered
• Proactive and eager to learn approach
• Experience using Microsoft Office

Why Join Us

• Opportunity to gain hands‑on experience in aerospace project delivery
• Supportive team environment with mentoring and development
• Exposure to high‑profile engineering programmes
• Competitive salary and benefits package
• A unique blend of UK‑based agility and global scale

Important to know

Applicants who accept a conditional offer of employment must meet the requirement of right to work in the UK and must meet eligibility requirements for access to classified information and will be subject to government security checks.

L3Harris Technologies is proud to be an Equal Opportunity Employer. We are committed to maintaining a workplace that is free from unlawful discrimination and offers equal opportunities for all. Applications from individuals are encouraged regardless of age, disability, sex, gender reassignment, sexual orientation, pregnancy and maternity, race, religion or belief, and marriage and civil partnerships.