Project Manager - Defence & Security

Job ID: 43089Reference: 300016039650872Location: Guildford, Surrey, United KingdomDepartment: Project ManagementBusiness Unit: AUK UKWork Type: On-siteDate Posted: 2026-08-06Arcadis is the world's leading company delivering sustainable design, engineering, and consultancy solutions for natural and built assets.We are more than 34,000 people, in over 30 countries, dedicated to improving quality of life. Everyone has an important role to play. With the power of many curious minds, together we can solve the world’s most complex challenges and deliver more impact together.Arcadis is the world's leading company delivering sustainable design, engineering, and consultancy solutions for natural and built assets.We are more than 34,000 people, in over 30 countries, dedicated to improving quality of life. Everyone has an important role to play. With the power of many curious minds, together we can solve the world’s most complex challenges and deliver more impact together.Role description:We are excited to be growing our project management capability within our UK Defence team and seeking a Project Manager to join us based in London, Guildford or Bristol. You will be responsible for delivering your scope of work in line with budgetary, compliance, regulatory and planning controls, and will deep technical knowledge and broad business experience. Additionally, you will operationally manage core projects or programmes of work to deliver defined objectivesRole accountabilities:Oversee an agreed scope of work and/or the operational workload of a team or contractors; ensuring allocated work is completed/resources are fully utilised in order to deliver against an agreed programme of workWork within established financial systems to independently produce plans and schedules and track and manage budgets, highlighting variances in order to manage and control project delivery targetsDeliver a number of small to medium scale projects or programmes of work, ensuring appropriate use of resources and budgets to deliver the required scope of work within set deadlinesPresent any project risks or issues to senior managers to ensure the project is not adversely impacted, and ensure the delivery of projects to compliant standardsProvide advice to colleagues surrounding behaviours, to ensure adherence to internal and external compliance processesAnalyse and review a range of data to identify key existing and emerging themes and trends. Use own and others’ analysis to provide recommendations that support project decision-makingUse own knowledge and experience of industry best practice to review and analyse project processes and policies, providing insightful recommendations that support senior management to improve processes and systemsInteract effectively and proactively across the organisation, seeking to develop ways to support collaboration and ensure projects/programmes can be delivered to meet internal customer expectationsAdvise senior management on issues relating to own project, providing subject matter advice in order to support successful delivery in line with project objectives and strategiesLiaise and collaborate with clients and stakeholders, in order to ensure all parties are informed and aware of project progress and expectationsResponsible for setting project delivery approach and plan in consultation with key stakeholdersEstablish project delivery plans and appropriate control mechanisms to assure deliveryResponsible for performance management of project team / resourceQualifications & Experience:Possess the skills and experience to actively support the internal team and manage more junior staff on technically complex projects/programme of works typically ranging between 5m and 150mAble to work closely with external stakeholders to build client relationships, and manage business relationships at middle-management levelExperience in NEC Contract SuitesIn depth knowledge of the Defence & Security sector and construction/built asset sector. Capable of taking a project through from inception to completionAbility to obtain BPSS clearanceAbility to obtain SC clearance Advantageous:Experience of coaching and mentoring more junior colleagues and emerging leadership skillsAbility to obtain DV clearanceWhy Arcadis?We can only achieve our goals when everyone is empowered to be their best. We believe everyone's contribution matters. It’s why we are pioneering a skills-based approach, where you can harness your unique experience and expertise to carve your career path and maximize the impact we can make together.You’ll do meaningful work, and no matter what role, you’ll be helping to deliver sustainable solutions for a more prosperous planet. Make your mark, on your career, your colleagues, your clients, your life and the world around you.Together, we can create a lasting legacy.Join Arcadis. Create a Legacy.Our Commitment to Equality, Diversity, Inclusion & BelongingWe want you to be able to bring your best self to work every day which is why we take equality and inclusion seriously and hold ourselves to account for our actions. Our ambition is to be an employer of choice and provide a great place to work for all our people. We believe that by working together diverse people with different experiences develop the most innovative ideas. Equality, diversity and inclusion is at the heart of how we improve quality of life and we work closely with our people across six ED&I Workstreams: Age, Disability, Faith, Gender, LGBT+ and Race. A diverse and skilled workforce is essential to our success.#LI-KY1