Business Support Assistant

Northrop Grumman; Adelaide; On-site; AUD 70,000 - 90,000; Full time

Benefits offered by this job

Salary packaging

Flexible working options

Parental leave (18 weeks)

Health & Wellbeing program

Employee Discounts

Employee Recognition

Professional development

Job summary

Northrop Grumman Australia is seeking a highly organized Triton Business Support Assistant to join our Edinburgh site and keep operations running smoothly. You will provide high‑level administrative support to the Triton leadership team, coordinate meetings, manage invoicing and travel, keep records and SharePoint content, and help ensure compliant business processes in a dynamic defence environment.

This role requires Australian citizenship, the ability to obtain AGSVA Baseline Security

Qualifications

• Previous administration experience in a busy office environment.
• Excellent communication and stakeholder engagement skills.
• Proficiency in Microsoft Word, Excel and PowerPoint.
• The ability to obtain and maintain an AGSVA Baseline Security Clearance.
• Australian Citizenship is required for this position.

Responsibilities

• Provide high-level administrative support to the Triton management team.
• Coordinate meetings, prepare agendas and take minutes.
• Manage supplier invoices, purchase orders and reconciliations.
• Support customer invoicing activities and business reporting.
• Act as Time Recording Champion to support compliance and reporting.
• Assist with travel, expenses, corporate cards and employee administration.
• Coordinate office services, facilities, uniforms, stationery and site requirements.
• Maintain records, SharePoint content and business documentation.

Skills

Administration

Organisational skills

Stakeholder engagement

MS Office

AGSVA clearance

Independent work

Tools

ERP systems

Job description

AUSTRALIAN CITIZENSHIP REQUIRED FOR THIS POSITION: Yes

RELOCATION ASSISTANCE: Relocation assistance may be available

CLEARANCE TYPE: AU- Secret (NV1)

TRAVEL: Yes, 10% of the Time

Description

At Northrop Grumman Australia, our people are at the heart of delivering some of Australia’s most important Defence capabilities. We’re looking for a highly organised and proactive Business Support Assistant to join our Triton team and help keep our operations running smoothly. This is a fantastic opportunity to build your career in a collaborative environment where your contributions directly support a critical Defence program.

Your role:

As the Triton Business Support Assistant, you’ll be the go-to person for administrative and business support activities across our Edinburgh site. You’ll play a key role in supporting the Triton leadership team, coordinating office operations, managing invoicing processes and ensuring a seamless experience for employees and visitors alike.

Key responsibilities include:

• Providing high-level administrative support to the Triton management team.
• Coordinating meetings, preparing agendas and taking minutes.
• Managing supplier invoices, purchase order receipts and reconciliations.
• Supporting customer invoicing activities and business reporting.
• Acting as the Time Recording Champion to support compliance and reporting.
• Assisting with travel, expenses, corporate cards and employee administration.
• Coordinating office services, facilities, uniforms, stationery and site requirements.
• Maintaining records, SharePoint content and business documentation.

This is a diverse role that offers variety, stakeholder engagement and the opportunity to make a meaningful contribution to a program that supports Australia’s national security.

About you:

You’re an organised team player who thrives in a fast-paced environment and enjoys supporting others to succeed. You take pride in delivering high-quality work, building strong relationships and finding practical solutions.

To be successful, you’ll bring:

• Previous administration experience in a busy office environment.
• Strong organisational skills with the ability to manage competing priorities.
• Excellent communication and stakeholder engagement skills.
• A proactive, customer-focused approach and strong attention to detail.
• The ability to work independently and meet deadlines.
• Proficiency in Microsoft Word, Excel and PowerPoint.
• The ability to obtain and maintain an AGSVA Baseline Security Clearance.

Experience in business administration, bookkeeping, accounting or ERP systems will be highly regarded.

Join a team where your work matters. At Northrop Grumman Australia, you’ll be empowered to grow your career, contribute to meaningful outcomes and help define what’s possible for Australia’s Defence future.

What we offer:

Whatever your role, life stage or background, you can shape your career here in your way with highly challenging work, great colleagues and career development, plus a range of flexible benefits and working patterns.

• Professional development – further education, leadership development, professional industry memberships and unlimited access to a range of online training.
• Salary packaging including novated car leases and the option to purchase additional annual leave.
• Flexible working options, including hybrid working, 9 day fortnights, volunteer leave and varying start and finish times to suit your family needs.
• 18 weeks paid parental leave and 2 weeks paid reservist leave.
• We offer all employees access to our Health & Wellbeing program and Employee Assistance program.
• Employee Discount Program.
• Employee Recognition Program.

For more information or a confidential discussion, please contact [e-mail]

As a Defence security clearance is required for this role, you must be an Australian Citizen. International Traffic in Arms Regulations (ITAR) are applicable, as such your nationality may be a factor in determining your suitability for this role. You will also need to satisfy police checks and employment screening verification