Expression of Interest - PHE & Fire Fighting Design Engineer

Location: Jakarta City, Jakarta, Indonesia

Department: HSE

Work Location: onsite

About the job

We’re looking for PHE & Fire Fighting Design Engineer to join our Indonesia team.

When you work for us, you get the chance to join nearly 50,000 people all driven by a common purpose of delivering a more sustainable world. We’re excited about the challenges ahead. We believe there’s never been a more rewarding time to work in the energy, chemical and resources sectors.

As PHE & Fire Fighting Design Engineer you are responsible for designing water supply, drainage, and rainwater systems along with knowledge of water treatment plants and Fire protection systems for large-scale projects.

To succeed in this role, you should have a strong technical knowledge, compliance with country and international standards, and coordination with multidisciplinary teams to deliver safe and technically efficient designs.

Who we are

Worley is a global professional services company of energy, chemicals and resources experts headquartered in Australia.

Right now, we’re bridging two worlds as we accelerate to more sustainable energy sources, while helping our customers provide the energy, chemicals and resources that society needs now.

We partner with our customers to deliver projects and create value over the life of their portfolio of assets. We solve complex problems by finding integrated data-centric solutions from the first stages of consulting and engineering to installation and commissioning, to the last stages of decommissioning and remediation. Join us and help drive innovation and sustainability in our projects.

What you’ll do

We are looking for PHE & Fire Fighting Design Engineer to join our team in Indonesia.

The role responsibilities include:

• Design Development:

  • Prepare concept, detailed design and Good for construction stage design deliverables for water supply, drainage, sewage, stormwater systems, centralized hot water system and fire protection systems.

  • Perform water supply demand calculations, water supply & drainage pipe sizing, rainwater/storm water piping/drain sizing, water treatment plants (STP/WTP).

  • Selection of fire system based on type of project, code and local requirements, fire protection hydraulic calculations, pump sizing, and pipe network design using relevant software like pipe net. Preparation of fire & life safety report.

  • Design of sprinkler systems, internal & external hydrant networks, fire pumps, and other suppression systems like water mist, gas-based system.

  • Ensure compliance with NFPA, NBC, IS codes, and local regulations.

  • Integrate fire protection and PHE systems with other building services.

• Coordination & Documentation:

  • Collaborate with architects, structural engineers, and other MEP disciplines for integrated design solutions.

  • Prepare BOQs, Design basis reports, technical specifications, tender drawings, tender packages and good for construction drawings.

  • Review shop drawings and ensure alignment with design intent.

  • Support value engineering exercises to optimize cost and efficiency.

What you’ll have

• Bachelor’s degree in mechanical engineering or post-graduation from reputed college or university.

• 10–12 years of experience in PHE and Fire Fighting design for Residential, Commercial, Hospitality, industrial, or infrastructure projects.

• Proficiency in AutoCAD, Revit, Navisworks, Autodesk Construction Cloud (ACC) and hydraulic calculation software.

• Strong knowledge of NFPA, NBC, IS codes, and local regulations.

• Excellent communication, analytical, coordination and leadership skills.

Moving forward together

We want our people to be energized and empowered to drive sustainable impact. So, our focus is on a values-inspired culture that unlocks brilliance through belonging, connection and innovation.

We’re building a diverse, inclusive and respectful workplace. Creating a space where everyone feels they belong, can be themselves, and are heard.

And we're not just talking about it; we're doing it. We're reskilling our people, leveraging transferable skills, and supporting the transition of our workforce to become experts in today's low carbon energy infrastructure and technology.

Whatever your ambition, there’s a path for you here. And there’s no barrier to your potential career success. Join us to broaden your horizons, explore diverse opportunities, and be part of delivering sustainable change.

Ready to join us? Apply now to submit your CV