Job Title: Assistant Project Manager (Base)
Location: HM Naval Base, Portsmouth (HMNBP)
Service Area: Infrastructure Programme
Hours of Work: 37 Per week
Contract Type: Permanent
Salary: £30,000 – 45,000
What you will be doing:
As the Assistant Project Manager for the Base team, you will be responsible for delivering the Project programme by taking responsibility for all day-to-day issues within the defined section of work, as part of the Project execution delivery at Portsmouth Naval Base, PNB.
This role will be based in the Base Programme area and may support one of a Senior Project Manager’s for one of the major projects being undertaken by the KBS Project Execution team.
- You will ensure the safe, to programme and to budget delivery of a Minor or low value Major project from scope to completion and handover, under supervision of the Programme Manager, delegated Project Manager or Senior Project Manager.
- The projects will be either trade packages or main contractor delivered works as required by the Project Execution team at PNB, and of varying complexity and value.
- Act as POC for the relevant project and interacts with the client, users and the KBS team.
- Coordinate and agree workplans with other PNB stakeholders impacted by the projects.
- Oversight of the design deliverable programme with the Design Manager to produce required design information to enable the procurement of packages of work.
- Monitor subcontract operations to ensure that work carried out is delivered to the design, Quality and Environmental standards.
- Ensure that progress against programme is regularly planned and reviewed, and all potential and/or actual risks are quickly identified and resolved or bought to the Prog Managers attention.
- Monitor and report progress to the Programme, Project Manager or Senior Project Manager at regular intervals.
- Report on milestones on a weekly and monthly basis to meet the contract PIs and KPIs.
What you will bring:
- You will have proven experience within a project management environment, with the ability to work directly with the customer with Project Management supervision, instruction and mentoring.
- Experience in multi disciple projects is an advantage
- Knowledge of Building Regulations and British standards an advantage.
- Knowledge of engineering construction aspects of delivering projects an advantage.
About you:
- You will be a logical thinker and enjoy working in an ordered fashion.
- Excellent communication and influencing skills - actively listens, clarifies, gives/seeks feedback, clear and concise, able to negotiate.
- Good organisational skills – you plan well in advance, sets clear objectives, reviews progress against plan, and encourage improvements.
- If you are working towards a Professional Qualification in Construction or Project Management, or likewise a ONC/OND or degree in Project Management, Building or Architecture, this would be advantageous but not essential.
You’ll get:
- A competitive salary
- 25 days holiday plus bank holidays
- Holiday purchase scheme, following successful completion of probation period
- Early finish on a Friday
- Discretionary company bonus scheme
- Enhanced pension scheme – employee contribution 4% and company contribution 6%, or you can increase your contribution to 6% and company contribution will increase to 10%
- Life assurance x 4 (subject to scheme T&C’s)
- Access to our internal benefits and discounts programme for all colleagues
- Cycle to work scheme
- Group income protection
- Flexible parental benefits (if applicable)
- Free parking onsite
- Access to our Internal employee assistance network, giving you the opportunity to reach the heights of success within your new position.
- Continued professional career development
- Kudos reward opportunities (internal achievements scheme)
- Occupational Health & Wellbeing Services
- Discount off entry into the Historic Dockyard
Application process:
Applications are urged to apply prior to the advertising closing date of Friday 15th May 2026. Interviews are due to take place week commencing 1st June.
Background checks & security
Please note that due to the nature of the site we are based on and the work carried out, once offered we carry out a number of pre-employment checks which include UKSV clearance applications – you will need to be eligible for this and willing to go through the process. For more information, please speak with the Talent & Recruitment team.
About us:
At KBS Maritime, we're not just another company – we're an exciting and dynamic joint venture between industry leaders BAE Systems and KBR. Our team is dedicated to providing Asset Management, Infrastructure Management, Energy Solutions and Alongside Services at His Majesty's Naval Base Portsmouth (HMNBP), the beating heart of the Royal Navy.
With almost two-thirds of the Royal Navy's surface ships stationed at HMNBP, working with KBS Maritime means being at the forefront of innovation and progress. We operate in a unique and fascinating environment, with a mix of historic dockyards and cutting-edge infrastructure that's unlike any other.
By delivering state of the art solutions to the Royal Navy, KBS Maritime offers the chance to work on projects that make a real difference to the safety, security, and sustainability of the UK's National Defence and Security. But it's not just about the work – at KBS Maritime, we believe in the value of our people. We have the ethos of a small business, which means we value and empower our team members to succeed.
KBS Maritime is committed to building a diverse workforce and fostering an inclusive workplace. We welcome applications from individuals of every social or cultural background, age, gender, ability, sexual orientation, and belief.
We will make reasonable adjustments to the recruitment process to accommodate any disability. In the first instance, if you require this job advert in an alternative format, or require any assistance, please contact recruitment@kbsmaritime.com