Mechanical Engineer

Posted Date:  11 Nov 2026
Location: 

Guildford PDC, WA, AU

Reporting to the Manufacturing Engineering Lead, the Mechanical Engineer will join our team on a full-time basis at our Guildford branch. This role will focus on establishing and improving manufacturing processes, supporting Dealer Provided Option (DPO) installations and ensuring machine modifications are completed safely, efficiently and legally compliant engineering solutions that support WesTrac's customers and operations. Working closely with Engineering, Planning and Operations teams, you will provide engineering support, improve manufacturing processes and contribute to the development of manufacturing, quality and validation activities. The role also provides opportunities to support mechanical design and other engineering activities based on Operational needs and business requirements.

 

Roster: Monday – Friday, 8.5 hours/day (including Meal Break)  

 

What You’ll Do:

  • Develop and Optimise the WesTrac Machine Modification (DPO) Manufacturing Process by working with the relevant business stakeholders.
  • Develop, support and execute DPO validation activities, including creating validation plans/protocols and reports.
  • Support manufacturing readiness by ensuring engineering designs, installation methods and technical documentation are suitable for workshop use.
  • Support the development and implementation of manufacturing quality checks, inspection requirements and technician sign-off processes.
  • Develop structure and review Manufacturing Bills of Materials (MBOMs) & associated engineering documentation in accordance with the defined manufacturing process
  • Work closely with Engineering and workshop teams to resolve manufacturing validation issues and improve installation methods.
  • Support the development and improvement of Standard Work Procedures (SWPs) and Standard Work Instructions (SWIs).
  • Identify opportunities to improve efficiency, reduce manufacturing costs, minimise rework and standardise processes.
  • Support engineering changes and ensure manufacturing documentation is updated as required.
  • Assist with mechanical design, engineering reviews and technical documentation when required.
  • Collaborate with stakeholders across engineering, operations and the relevant teams to support overall implementation and continuous improvement of manufacturing process and deliverables.

 

Skills & Experience:

  • Degree in Mechanical, Manufacturing, Mechatronics or a related engineering discipline with at least three years of experience.
  • Experience in manufacturing engineering, mechanical engineering, production engineering or a similar role.
  • Experience in heavy machinery, mining, automotive or manufacturing industries.
  • Good understanding of manufacturing processes, assembly methods and Bills of Materials.
  • Ability to read and interpret engineering drawings, CAD models and technical documentation.
  • Strong problem-solving skills with the ability to develop practical engineering solutions.
  • Good communication and stakeholder management skills, with the ability to work effectively across different teams.
  • Ability to work independently, manage priorities and contribute to team activities.
  • Exposure to lean manufacturing and Six Sigma methodologies.
  • Working knowledge of safe work procedures and standard work instructions.
  • Exposure to manufacturing validation, quality control, inspection or testing activities.
  • Knowledge of EBOMs, MBOMs and engineering change processes.

 

Our Benefits inclusive of but not limited to:

  • Financial Benefits – Paid Parental Leave & Secondary Carers Leave, Salary Sacrificing, Novated Leasing, Income Protection Insurance & More than 600 retail discounts such as Coles, Petbarn, Virgin, HOYTS & Crown.
  • Health & Wellness – Discounts with BUPA, Fitness Passport to access multiple gyms across Australia & EAP access to support you and your immediate family. 
  • Culture & Career – Personal and Team Recognition (Made for More Awards), Internal Career Progression, Training & Upskilling through our award-winning WesTrac Institute.  
  • Additional Perks – Emergency Services Leave, Defence Force Reserves Leave & Employee Share Purchase Plan opportunity.  

 

Our Company & Commitment

With over 4,500 employees, WesTrac is one of the world's largest authorised Cat® equipment dealers, offering a wide range of mining and construction equipment and management solutions.

At WesTrac, we reflect diverse communities, celebrate our people's diversity, and create a culture where employees feel safe to be their authentic selves. We encourage applications from First Nations people, LGBTQIA+ individuals, and those from culturally diverse backgrounds. WORK180 endorsed employer for our commitment to diversity, inclusion, and equality.

 

Reference Number: 6785

At WesTrac, our primary focus is our people. As we look to the future, we’re focused on harnessing the best talent and providing them with the support they need to achieve success.

WesTrac is a member of the Diversity Council of Australia and recognises the value of and strongly support the principles of equal employment opportunities in the workplace, and we are committed to achieving a diverse and engaged workforce. We are an equal opportunity employer and encourage applications from female, Aboriginal and Torres Strait Island candidates.

WesTrac is an endorsed employer for women via WORK180 - who have reviewed our policies, processes, and initiatives to certify that we are an organisation that supports diversity, inclusion and equality.