At Amentum, we're not just solving problems; we're engineering the future. Our team is driven by an unyielding commitment to innovation, integrity, and collaboration, tackling some of the most significant challenges in science, security, and sustainability. If you're passionate about making a real impact and want to be part of a community that values ethical excellence, this is the place where your ambition can thrive.

Here, we believe that success comes from continuously pushing boundaries and working together to deliver on our promises. We embrace challenges with confidence and are dedicated to creating a secure and vibrant future for all. 

We’ll inspire and empower you to deliver your best work so you can evolve, grow and succeed – today and into tomorrow.  We offer an exciting range of opportunities to develop your career within a supportive and diverse team who always strive to do the right thing for our people, clients and communities.

People are our greatest asset, and we offer a competitive package to retain and attract the best talent.

In addition to the benefits you’d expect, UK employees also receive free single medical cover and digital GP service, family-friendly benefits such as enhanced parental leave pay and free membership of employee assistance and parental programmes, plus reimbursement towards relevant professional development and memberships.

Work-life balance and flexibility is a key focus area for us.

About the Opportunity

Amentum is a global leader in engineering, project management, and technical services, delivering innovative solutions across various industries. Our London office plays a key role in supporting major global projects.

We are looking for a fun, caring, and passionate individual to provide comprehensive administrative support and manage reception operations within Amentum’s London office. This role is primarily focused on day-to-day project/business administration, ensuring office processes run efficiently and accurately, while also supporting front-of-house activities.

This role is based in our London Bridge office, with the requirement being in the office 5 days per week. Key responsibilities will be:

• Provide comprehensive project administration support to personnel/projects based in the London office and associated site-based teams, ensuring accurate coordination and compliance with internal controls and procedures.

• Strong communication skills, with the ability to clearly convey information, manage enquiries, and build effective working relationships across project and business teams, as well as in interactions with the client.

• As required, provide cross-project and business-wide administrative support to the greater Energy Division, liaising with internal departments, to support efficient project and business operations.

• Deliver a broad range of project administrative services, including data entry (maintain and update project trackers, logs, and databases, ensuring information is accurate, current, and audit-ready), document control (as required), filing, correspondence management, diary coordination, and project and business travel (including bookings, approvals, itineraries, and reconciliation, ensuring compliance with travel and project controls).

• Administer and monitor timesheets, expenses, and associated project records, ensuring timely submission, accuracy, and adherence to company and client policies.

• Schedule project meetings, manage calendars, prepare agendas, coordinate meeting rooms, and track actions to support effective project delivery and governance.

• Maintain accurate project and office administration records, including managing and delivering project and office inductions, system access, and onboarding logistics for new starters access logs, timesheet setup, and compliance documentation.

• Coordinate project communications and logistics, including internal notifications, document distribution, mail handling, courier coordination, and delivery tracking.

• Answer, screen, and direct incoming calls, managing project-related enquiries and escalating appropriately to minimise delays. 

• Act as the first point of contact for visitors and project stakeholders, ensuring a professional and well-managed reception experience.

• Support office and project security processes, including access requests, visitor coordination, and induction records, in line with security and onboarding requirements.

• Support ad-hoc project administration tasks and continuous improvement activities, contributing to efficient day-to-day operations and strengthened project controls.

Here's What You'll Need

Key attributes for the role include, but are not limited to:

• Good communication and interpersonal skills with stakeholders at all levels of the business.

• Proactivity, self-motivation, and initiative.

• Ability to positively deal with unexpected change.

• Work regime flexibility and accepting there are periods of increased working requirements.

• Patience, positivity, and resilience.

• Enjoys team camaraderie, whilst also being able to work independently.

• Proficiency in using office software (e.g., Microsoft Office) and other relevant technologies.

• Accuracy and thoroughness in all tasks.

Requirements:

• Previous experience in a receptionist or customer service role is preferred.

• Excellent organisational and multitasking abilities.

• Proficiency in Microsoft Office Suite (Word, Excel, Outlook).

• Professional demeanour with a customer-focused approach.

• Ability to work independently and as part of a team.

• Pro-active and self-motivated with a positive approach to tasks.

Our Culture

Our values are built on a strong foundation of safety, integrity, and respect for every individual. People are at the heart of our mission, and we believe in supporting one another through a culture of care and collaboration. We strive to create a workplace where everyone feels they belong and can thrive. Supporting mental wellbeing and fostering a sense of connection are essential to how we work.

When we embrace different perspectives and work together, we become more innovative, more agile, and more successful.

We partner with VERCIDA, for greater online accessibility, please visit www.vercida.com to view and access our roles. As a Disability Confident employer, we will interview all disabled applicants who meet the minimum criteria for a vacancy. We welcome applications from candidates who are seeking flexible working and from those who may not meet all the listed requirements for a role.

If you require further support or reasonable adjustments with regards to the recruitment process (for example, you require the application form in a different format), please contact the team.