Amentum is a global leader in advanced engineering and innovative technology solutions, trusted by the United States and its allies to address their most significant and complex challenges in science, security and sustainability.
Our people apply undaunted curiosity, relentless ambition and boundless imagination to challenge convention and drive progress.
Our commitments are underpinned by the belief that safety, collaboration and well-being are integral to success.
Headquartered in Chantilly, Virginia, we have approximately 50,000 employees in more than 70 countries across all 7 continents.Are you seeking a career that offers a healthy work-life balance, a friendly company culture, and engagement with a supportive community?
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.Our values stand on a foundation of safety, integrity, inclusion and diversity.
We put people at the heart of our business, and we genuinely believe that we all succeed by supporting one another through our culture of caring.
We value positive mental health and a sense of belonging for all employees.Amentum is proud to be an Equal Chance Employer, please refer to our Enterprise Agreement and for more information.Role Title:



NSS Account ManagerThe NSS Account Manager is responsible for driving business growth by identifying and securing new opportunities.
Additionally, Account Managers will provide support to the Delivery Directors' and aid contract extensions and uncover additional growth potential.CORE DUTIESIdentify and pursue new business opportunities in adjacent markets and within existing accountsRespond to opportunities within established client panels to secure additional workFacilitate the development and submission of bids and proposals to support account growthAccount and Client ManagementEstablish and maintain robust client relationships to support growth initiativesManage account opportunities, sales results, and forecasts in line with approved sales processesConduct regular call reports and maintain accurate records of client interactions and opportunitiesTransition and Delivery SupportWin work and establish new accounts, ensuring smooth transition to the delivery team for ongoing sustainmentSupport contract extensions to maintain and expand existing client relationshipsEssential RequirementsProven experience in account management, business development,



or sales within relevant industriesDemonstrated success in identifying and securing new business opportunities and expanding existing accountsFacilitating bids, proposals, or contract submissionStrong client relationship management and stakeholder engagement skillsExcellent written and verbal communication skills, including report preparation and proposal writingAbility to manage account opportunities, sales results, and forecasts in line with approved processesStrong organisational and time-management skills, with the ability to manage multiple opportunities simultaneouslyResults-oriented, proactive, and self-motivatedHigh attention to detail, particularly in documentation, reporting, and bid processesCollaborative and adaptable, capable of working with internal delivery and support teamsDesirable RequirementsExperience in Defence, government, public sector, or large corporate account managementExposure to adjacent market opportunities and cross‐selling strategiesManaging contract extensions and client panel opportunitiesUnderstanding of governance frameworks, sales processes, and commercial reportingAbility to analyse market trends and client needs to inform growth strategiesStrategic thinker with robust problem‐solving and decision‐making capabilitiesProfessional development or certifications in sales, account management, or business developmentRelevant tertiary qualification in business, commerce, or a related disciplineRequired Security Clearance Level: NV1Location: Canberra with Hybrid OptionalWeekly Hours: 40
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📌 National Security Solutions - Account Manager (Canberra)
🏢 Amentum
📍 Canberra