Careers

Positions Available

Join our innovative engineering, design, and OEM company as we deliver technically robust solutions from concept through to production.

Our work spans detailed mechanical, electronic and systems design, prototyping, manufacturing integration, and OEM product development.

You’ll collaborate closely with experienced engineers and designers, contribute directly to engineering decisions, and see your work used in real world, high quality products.

Finance and Cost Accountant

Finance and Cost Accountant

Marenav is a small & dynamic dedicated Australian engineering company specialised in cooling systems for complex systems.

We develop and implement end to end cooling solutions from problem identification, concept design and evaluation to equipment selection, design, manufacture, integration.

Marenav has offices in Cromer in NSW as well as Adelaide in South Australia.

Hybrid – 3 to 5 days a week

Responsibilities

  • Manage bookkeeping in Xero (reconciliations, AP/AR, budgeting, financial accounts)

  • Track actual project costs versus budgets

  • Monitor, track, and analyse project costs against approved budgets, identifying variances and providing timely insights (Excel, Xero and Avaza)

  • Prepare project budgets and cost-to-complete reports

  • Maintain accurate project cost records, including labour, materials, subcontractors, and overheads

  • Oversee account payable process – Manage relationships with suppliers and procurement processes

  • Review and update policies and procedures where required

  • Take on ad-hoc duties as needed to support the team.

Qualifications & Skills:

  • Degree or diploma in Accounting, Finance or related discipline

  • Experience in project cost management, budgeting and bookkeeping

  • Proficiency with MS Excel & MS Office Suite & Xero

  • Proactive and problem-solving with high attention to detail and strong organisational skills

  • Ability to prioritise effectively with high level of integrity and commitment to confidentiality

  • Passing a AFP police check is essential

  • Ability to work in Australia is essential

  • Veterans are encouraged to apply

Mechanical/Mechatronic Engineering Graduate

Mechanical/Mechatronic Engineering Graduate

Marenav is a small & dynamic dedicated Australian engineering company specialised in cooling systems.

We develop and implement end to end cooling solutions from problem identification, concept design and evaluation to equipment selection, design, manufacture, integration.

Marenav has offices in Cromer in NSW and Adelaide in South Australia.

Full time position with dual location presence at Cromer and Garden Island.

Responsibilities & Tasks

· Plan, conceptualize, and create mechanical designs for new products.

· Generate working ideas, concepts to solve cooling problems on critical systems via document review, ship inspections and calculations.

· Design/Adapt new equipment and systems such as radar cooling skids, chilled water systems, control panels, local cooling units heat recovery and generation, filtration equipment, pump skids and associated controls.

· Assist in manufacturing test and improvement at prototype & new concept equipment design

· Perform engineering calculations to support designs and work with Australian suppliers to adapt the design to allow local content.

· Conduct ship inspections to identify routes for piping, locations and constraints for equipment and system solutions.

· Create and review technical drawings/diagrams/models/sketches for system and equipment designs for fabrication and installation. (INVENTOR, AUTOCAD, RECAP etc)

· Create and review technical design documentation including drawings, lists, calculations, report, manuals etc.

· Monitor budget and ensure project timeline is met.

· Collaborate with multi-disciplinary engineering teams, and work with vendors, suppliers, and contractors to build equipment and systems in office factory and shipyard settings.

· Assemble components, parts, or products according to detailed instructions, blueprints, or schematics.

· Use hand tools, power tools, and assembly equipment safely and effectively.

· Site presence on board alongside or in dock, during inspection, build and test phase to address challenges in implementing the design into the ships structure.

· Client and supplier technical interactions where required.

· Develop planned maintenance and support strategies for implemented solutions.

· Interstate travel will be required from time to time.

Qualifications & skills:

· Bachelor’s degree in mechanical/mechatronic engineering, mechanical design or in a related field.

· Member of Engineers Australia (or willingness to join)

· Willingness to work to achieve Chartered Status with Engineers Australia

· Firm grasp of engineering concepts and engineering first principles, and the ability to visualise solutions

· Experience using CAD software such as INVENTOR, AUTO-CAD, POINT CLOUD preferred

· Ability to communicate effectively with a range of people

· Must be self-motivated to bring solution concepts to reality

· Attention to detail, excellent organizational and time management skills

· Veterans are encouraged to apply

We are always interested to hear from innovative and driven talents that want to contribute to the marine industry.

Contact us if you feel you can contribute.

Supporting Veterans

Marenav actively encourages veterans and veteran families to apply for our job openings and join our team.

Marenav is committed to supporting veteran employment because of their highly transferable skills. Veterans bring discipline, problem solving, teamwork, resilience, and a strong sense of accountability.

By welcoming veterans, we aim to build a diverse, inclusive and capable workforce while supporting meaningful career opportunities beyond military service.