ALTEN is a global engineering and technology consultancy operating across over 35 countries worldwide. We partner with industry leaders across sectors including Aeronautics, Aerospace, Defence, Naval, Automotive, Energy, Rail, IT and many more to deliver innovative engineering solutions that drive technological advancement & support sustainable transformation.

Our teams of passionate and agile engineers work on cutting-edge projects that shape the future of technology and sustainability. At ALTEN, we empower talented engineers to innovate, solve complex challenges, and deliver impactful solutions that build tomorrow’s world—today.

Join us and start building tomorrow’s world today!

As an  AIT Project Planner , you will join join our team in London to support our activities within the Space sector. 

You will support Assembly, Integration & Test (AIT) activities within a high-reliability engineering environment. Working closely with production, test engineers, and project managers, you will ensure detailed planning and scheduling of hardware build, integration, and test phases through to delivery.

• Location: London
• On Site: Hybrid (on site 4 days a week)
• Clearance: Clearable
• Experience Level: Mid to Senior 

Key Responsibilities:

• Develop and maintain detailed AIT schedules covering assembly, integration, and test activities
• Plan hardware build sequences, test campaigns, and environmental test slots
• Coordinate with engineering, quality, and manufacturing teams to ensure schedule alignment
• Monitor progress against milestones and provide regular reporting to stakeholders
• Support risk identification related to schedule, resources, and dependencies
• Manage changes to scope and ensure planning data remains accurate and traceable
• Work closely with shop floor leads to ensure realistic and achievable plans

Required Skills:

• Experience in a planning, scheduling, or technical administration role within engineering or manufacturing
• Proficiency with MS Project, SAP, Primavera, or equivalent planning tools
• Experience supporting hardware build or test programmes
• Strong communication skills with the ability to liaise across engineering and production teams
• Ability to work independently within a structured environment

Required Qualifications:

• A Bachelor’s or Master’s degree in Engineering, or equivalent military experience.
• Experience within aerospace, space, defence, or other safety-critical industrie

Desirable Skills:

• Experience supporting AIT or cleanroom-based programmes
• Familiarity with environmental testing schedules (thermal, vibration, TVAC)
• Understanding of configuration control and change management
• Experience working within space or satellite programmes

Why join us? 

We bring together entrepreneurial, tech-driven people to deliver innovative solutions for leading companies.

At ALTEN, you’ll work on exciting projects, supported by ongoing learning, mentoring, and clear career development tailored to your goals.

Join a passionate team and help build tomorrow, today.

In short you get: 

• A personalised career path and a rewarding management style 
• A huge diversity of engineering projects and industries
• Private Medical Insurance
• Cycle & Tech Scheme 
• Employee assistance programme
• Life insurance & Pension Scheme
• Social atmosphere, regular gatherings & team buildings
• Flexible way of working (role dependent)

We are proud to support the Armed Forces Covenant & actively encourage applications from members of the Armed Forces community, including veterans, reservists, service leavers, and military spouses/partners. We recognise the value of military skills and experience and are committed to ensuring that no applicant is unfairly disadvantaged during our recruitment and selection processes. 

ALTEN is committed to fostering a diverse and inclusive workplace and values the strength that comes from a global mix of backgrounds and perspectives. We welcome applications from all suitably qualified candidates, regardless of background or protected characteristics under the Equality Act 2010. If you require any reasonable adjustments during the recruitment process, please let us know. 

This role may require you to have or be willing to go through Security Clearance. As part of the onboarding process candidates will be asked to complete a Baseline Personnel Security Standard; details of the evidence required to apply may be found on the government website Gov.UK. If you are unable to meet this and any associated criteria, then your employment may be delayed, or rejected . Details of this will be discussed with you at interview.