MI Plumbers - A genuinely great place to work.

Any questions regarding the below or any other available positions - contact Charlotte [email protected]

What started as a small plumbing business with big dreams in 2004 has grown into a team of 60, delivering commercial plumbing projects across Perth and regional WA.

While we've grown over the years, our focus hasn't changed. We take pride in delivering quality work, building long-term relationships and creating a workplace where great people enjoy coming to work.

Today, our expertise spans commercial maintenance, commercial construction, Defence, mining non-process infrastructure, industrial and civil infrastructure projects.

This breadth of capability enables us to support our clients through every stage of a building's lifecycle—from new installations and major capital works through to preventative maintenance, reactive repairs and ongoing asset management.

Our culture is founded on respect, accountability, teamwork and continuous improvement. We believe that every person contributes to our success, regardless of their role. Whether someone works on the tools, supports our operations from the office or leads a project, every team member is valued and empowered to make a difference.

Role Description The Site Supervisor is a full-time, in office role based in Perth, WA and is responsible for overseeing daily plumbing activities on commercial construction projects.

This role coordinates and supervises site teams, ensuring work is completed safely, on schedule, and to quality and compliance standards.

The Site Supervisor will manage workflows, allocate resources, liaise with project managers, contractors, and clients, and monitor adherence to plans and specifications.





Day-to-day tasks include conducting site inspections, resolving on-site issues, maintaining accurate records and reports, and supporting apprentices and tradespeople through guidance and feedback.

The role also involves promoting a positive safety culture, supporting continuous improvement, and representing MI Plumbers’ values in all site interactions.

On Offer

- Permanent full-time role
- Monthly RDO's
- Company vehicle and fuel card
- Be mentored by a highly experienced Project Manager with over 15 years of industry experience
- You'll gain valuable exposure to project delivery, site coordination and leadership
- Long-term project pipeline
- Competitive salary package

What You'll Bring

- Possess natural leadership skills, including experience coordinating trades, managing workflows, and overseeing safety and quality on construction sites.

- Practical plumbing trade skills and knowledge of commercial plumbing systems, installation methods, and commercial construction practices, supported by relevant trade qualifications.

- Strong communication and interpersonal skills for working collaboratively with clients, contractors, and internal stakeholders, and for mentoring apprentices and team members.

- Candidates should possess problem-solving and decision-making skills, with the ability to address site issues promptly and maintain progress under changing conditions.

- Experience in commercial projects in Perth or broader WA, along with familiarity with local building codes and standards, would be an advantage.

- Ability to complete SWMS, permits and basic QA documentation

- Basic computer skills (Outlook, Word and Excel)

We can't wait to meet you!

Commercial Maintenance & Construction Plumbers Since 2004

Licence's PL6792 & PL6794 - GF8234 & GF8563

📌 Site Supervisor (Perth)
🏢 MI Plumbers
📍 Perth