In-Demand Mechanical engineer Jobs in Perth, Wa

Lead Mechanical Engineer
Acciona —Perth WA
- APIs
- Leadership
Senior Mechanical Designer
Primero Group —Osborne Park WA
- Engineering
- Leadership
- Parental leave
Senior Principal Structural Engineer
McDermott —Perth WA
- Full-time
- Education
- Bachelor's degree
- Construction experience
- Wellness program
- Health insurance
2026/27 Student Engineer CORE
Hatch —Perth WA
- Internship
- Communication skills
Quick Apply
Principal Mechanical Engineer - Technical Expert
Primero Group —Osborne Park WA
- Bachelor's degree
- Communication skills
- Parental leave
Senior Structural Engineer
McDermott —Perth WA
- Full-time
- Education
- Bachelor's degree
- APIs
- Wellness program
- Health insurance
Commissioning Engineer
Austal —Henderson WA
- Full-time
- Opportunities for advancement
Quick Apply
17h
Mechanical Engineer - Building Services
AECOM —Perth WA
- Full-time
- Hybrid work
- Communication skills
Senior Transmission Lines Engineer
Jacobs —Perth WA
- Hybrid work
- Engineering
- Parental leave
Senior Engineer - Marine Structures
Wallbridge Gilbert Aztec —Perth WA
- Full-time
- Work from home
- Parental leave
9d
Senior Reliability Engineer / Project Asset Manager – Mining Industry [BUSINESS DEVELOPMENT]
TPE Resource Solutions —Perth WA
- $300,000 - $400,000 a year
- Full-time
- Maintenance
- Business development
- Bachelor's degree
Quick Apply
9h

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Lead Mechanical Engineer

Acciona -
Perth WA

Apply Now

Job Details

Qualifications

Mechanical Engineering
Primavera
APIs
Microsoft Project
Leadership

Full Job Description

ACCIONA is a global company, leading in the development of regenerative infrastructure that creates a positive impact on society. Our workforce consists of more than 65,000 professionals, present in more than 40 countries across the five continents, all contributing in our mission to design a better planet. Are you a passionate individual who wants to make a difference, promote sustainable development, and find solutions to the biggest global challenges including climate change, overpopulation, and water scarcity? Come and join us in building the infrastructure our planet needs to achieve a sustainable future.

Job Description

The Project

Acciona is delivering the Alkimos Seawater Desalination Plant– a landmark infrastructure project that will secure Western Australia’s water future. This world-class facility will provide a sustainable, climate-resilient water source for generations to come.

Join a high-performing team at the forefront of engineering innovation, sustainability, and community impact.

The Role

We are seeking a Lead Mechanical Engineer - Commissioning to provide technical leadership through final delivery and transition to operations.

Reporting to the Manager, Commissioning, you will lead commissioning activities, resolve complex system challenges, and drive plant performance. This is a senior role overseeing engineers, technicians, and operations personnel.

Key Responsibilities

Lead commissioning and integration of complex mechanical systems, ensuring safe, compliant, and operationally ready outcomes
Provide engineering leadership and team oversight across commissioning engineers, technicians, and operations personnel
Drive technical problem-solving and optimisation, diagnosing issues, resolving deficiencies, and improving overall plant performance
Manage system interfaces and integration, ensuring reliability and alignment across multidisciplinary functions
Oversee mechanical performance and verification, including rotating equipment, system alignment, startup, and maintenance strategies
Ensure compliance with standards and quality requirements, embedding Australian standards, QA processes, and Safety in Design principles

Required Skills and Competencies

Degree in Mechanical Engineering
Strong commissioning experience on major infrastructure projects (desalination, water, energy or similar)
Solid knowledge of mechanical systems (pumps, compressors, piping, pressure testing)
Experience with commissioning phases including flushing, alignment, functional testing, and start-up
Ability to read and interpret P&IDs, GA drawings, isometrics, and vendor documentation
Working knowledge of relevant codes and standards (ASME, API, ISO)
Proven leadership experience managing multidisciplinary teams in site-based environments
Strong planning and coordination capability, including commissioning schedules, punch lists, and contractor/vendor management
Experience with commissioning documentation, test reports, and handover packages
Confident communicator with ability to engage across site teams, contractors, and stakeholders
Strong problem-solving mindset with the ability to make decisions under pressure
Familiarity with digital tools (commissioning/completions systems, MS Project/Primavera or similar)

Why Join Acciona?

At ACCIONA, we provide a dynamic and inclusive work environment where employees are empowered to grow their careers. We offer professional development opportunities and encourage innovation and collaboration. Our culture is built on respect, safety, and accountability, ensuring every team member feels valued and supported.

ACCIONA has been given the Top Employer 2022, 2023, 2024 & 2025 certification in Australia, which certifies the company's commitment to excellence in human resources management and those who focus on putting their people first through their exceptional HR policies. Since establishing a presence in Australia in 2002, ACCIONA has made significant investments in local opportunities and project development. ACCIONA employs more than 3,000 people in its renewable energy, infrastructure and water projects across Australia & New Zealand.

We are an Equal Opportunity Employer and promote equality and diversity. Indigenous Australians and candidates from minority groups are encouraged to apply.

Apply Now

Refine Your Search

mechanical engineer jobs in perth, wa

Lead Mechanical Engineer

Senior Mechanical Designer

Senior Principal Structural Engineer

2026/27 Student Engineer CORE

Principal Mechanical Engineer - Technical Expert

Senior Structural Engineer

Commissioning Engineer

Mechanical Engineer - Building Services

Senior Transmission Lines Engineer

Senior Engineer - Marine Structures

Senior Reliability Engineer / Project Asset Manager – Mining Industry [BUSINESS DEVELOPMENT]

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I want to receive the latest job alert for mechanical engineer in perth, wa

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