Administrative Assistant

3 days ago


Lonsdale, South Australia TJE Built Pty Ltd Full time $60,000 - $90,000 per year

**Accounts Administrator / Estimator

Location: Lonsdale, SA

Employment Type: Full-time (flexible for the right candidate)

Company Description

TJE Built Pty Ltd specializes in design and construct projects, including custom homes, multi-dwelling developments, and subdivisions. We pride ourselves on attention to detail, top-quality craftsmanship, and delivering a personal, seamless client experience.

Our transparent approach to budgeting and costing during the design phase ensures projects are completed on time and on budget, consistently earning the trust and loyalty of our clients. This has driven steady growth and a strong reputation in the industry.

Just as importantly, we foster an enjoyable, supportive workplace built on teamwork, respect, and open communication. At TJE Built, we genuinely enjoy what we do — and we believe that a positive, team-oriented culture is the foundation for great results.

Role Description

We're seeking a motivated and detail-driven Accounts Administrator / Estimator to join our team in Lonsdale, SA.

This unique dual role is ideal for someone who thrives in a collaborative environment, takes pride in their work, and wants to grow with the company long-term. You'll play an important part in both the financial administration and estimating functions that keep our projects running smoothly.

Key Responsibilities:


• Manage accounts payable/receivable, payroll support, and bookkeeping


• Prepare and maintain project budgets, cost tracking, and financial reports


• Assist with estimating for residential and development projects


• Review drawings, specifications, and subcontractor/supplier pricing


• Support accurate cost forecasting and tender submissions


• Coordinate with the design and construction teams to streamline project workflows


• Perform administrative duties such as scheduling, correspondence, and documentation


• Contribute to maintaining a well-organized, positive, and team-focused office environment

Qualifications & Skills


• Proven experience in administration, accounting, or estimating (construction industry experience preferred)


• Strong understanding of financial management systems (e.g. Xero, MYOB, or similar)


• Excellent organization, accuracy, and time management skills


• Confident communicator with a friendly, professional manner


• Proficiency in Microsoft Office and general office systems


• Ability to work independently while thriving in a team-based environment


• A proactive, long-term mindset — you're someone who wants to grow with a business that values your contribution**


  • Team Assistant

    2 weeks ago


    Lonsdale, South Australia Underdale Drillers oz Full time $60,000 - $90,000 per year

    Underdale Drillers oz is a 5th generation South Australian Family based drilling company. Our geotechnical drilling section of the business is growing and there is a new position available in the Administration team for a 'Team Assistant'.Position SummaryThe role is integral to ensure smooth operations within the team environment.Involves administrative and...


  • Lonsdale, Australia Demolish And Construct Demolition Full time

    D&C Demolition are a south Australian demolition and skip bin business seeking a Administrative Assistant We have a small office located in Lonsdale. About the role; - Printing and filing invoices - Data entry - Managing incoming calls and responding to customer inquiries via phone. - Other administration duties as required. - Managing calender schedules -...


  • Lonsdale, Australia Property Maintenance SA Full time

    Office Assistant approximately 1 day per week to start Must be an organised, self driven individual able to work without supervision and possess excellent time management skills to assist with basic office work that includes: Data entry into various databases and portals Making appointments Typing Office is at Lonsdale Must have professional phone...


  • Lonsdale, Australia simsmetalm Full time $60,000 - $80,000 per year

    Sims Metal (Sims) is a global leader in metal recycling. With facilities across the globe, Sims plays an intrinsic role in the circular economy by making resources available for future use. As a responsible corporate citizen, we continuously seek new ways to broaden our participation in the environmental sector, ensuring that our future is as bright, safe,...


  • Lonsdale, Australia Qest Human Resources Full time

    **Internal Sales - Electrical Wholesaler** One of Adelaide’s leading Electrical Wholesalers is seeking an enthusiastic, self - motivated Internal Sales Person to join its team. Situated near Southern suburbs of South Australia and working closely with the team and will report to the Branch Manager. **You will be responsible for the following...


  • Lonsdale SA, Australia Sims Limited Full time $45,000 - $60,000 per year

    Administrator / Weighbridge OperatorDate: 12 Oct 2025Location:Lonsdale, SA, AU, 5160Company: simsmetalmReq ID: 5914Sims Metal (Sims) is a global leader in metal recycling. With facilities across the globe, Sims plays an intrinsic role in the circular economy by making resources available for future use. As a responsible corporate citizen, we continuously...

  • Office Admin

    7 days ago


    Lonsdale, Australia Oats Plumbing Group Full time

    Opportunity exists for an experienced Office Admin to support the business and its growing customer base. You will be working with other team members to deliver a dependable experience to our customers. **About the role**: - Efficiently scheduling new jobs - Re-scheduling existing and ongoing jobs - Communication with plumbers in the field - Daily...


  • Lonsdale, Australia Edenhills Lawnswood Pet Cremation Full time

    **Pet cremation services**: - ** Casual position**: - ** 20 hours per week with potential for more** Our Keepsake Preparation and Client Care teams are growing and we are looking for a dedicated, compassionate pet lover to support our clients' needs in pet aftercare and deliver on our purpose in "Honouring a lifetime of unconditional love." The Keepsake...


  • Lonsdale, Australia Edenhills Lawnswood Pet Cremation Full time

    **Permanent full-time position**: - ** 38 hours per week**: - ** Based at Lonsdale**: - ** Parking **available** onsite** Forming part of the wider InvoCare brand, Edenhills is a leading provider of pet cremation services in Australia with a national footprint. Through our dedicated and caring team, we offer dignified farewells for much loved family pets...


  • Lonsdale, Australia Invocare Full time

    InvoCare is an industry leader within the funeral industry, we currently operate over 300 funeral locations, 17 cemeteries and 29 crematoria, throughout Australia, New Zealand and Singapore and growing. Forming part of the wider InvoCare Brand, we are the leading provider of pet cremation services in Australia with a national footprint. We proudly partner...


  • Lonsdale, Australia Dynamics G-Ex Full time

    **Introduction**: The Company What do the next 10 years look like for you? STOP reading here if you are happy with life right now. We mean it. OK, moving on... You might not of heard of us, we haven't reached our teens yet...we are only 10 years old you see. But stuff it's been actioned packed! - ️ We were born in a little white house on the hill,...