Electrical Maintenance Supervisor

Wärtsilä is an innovative technology company known for being a forerunner in the Marine and Energy markets. Every day, we – Wärtsilians - put our hearts and minds into turning Wärtsilä's purpose of enabling sustainable societies through innovation in technology and services into reality. Our ultimate aim is to provide increased value to both our customers and society. New, game-changing ideas and continuous improvement have been part of our DNA since 1834. Together, we can create new business opportunities and more sustainable future that we can all be proud of.

We want to transition the world towards a decarbonised and sustainable future. By pushing the boundaries of engineering and technology, we can make it work. We are always on the lookout for future-oriented talent – want to join the ride?

Coordinate daily electrical maintenance activities to ensure that the equipment,
machinery and instruments functions reliably and safely at the plant. Ensure that the facilities, buildings and plant are in good working order.

Why do we need this position:

Based on Agreement for The Integrated Operation and Maintenance Services
Bangkanai stage 2 Power Plants Between PLN No. 0106-1.PJ/DAN.02.01/DIR/2017 Article 2: Operators Responsibilities, point 2.3 that The contractors shall, for the
purposes of the works, be obliged to provide or procure the works, services, supplies and other activities necessary to operate and maintain the Facility(s) as more fully set out in Book IIF Part 4 (O&M Scope of Works).

Your main responsibilities are

Coordinate and report daily electrical maintenance activities at the plant and/or assigned team.
Coordinate activities of electrical maintenance all equipment such as automation and PLC control systems, LV/MV electrical control systems, engine control systems, generator control systems of Wartsila 20V34.
Coordinate activities of electrical maintenance all auxiliary equipment such as lube oil separator Alfa Laval, Exhaust gas boiler, Auxiliary boiler, water treatment unit, oily water treatment, fuel oil separator Alfa Laval, firefighting system, lube oil system, fuel oil system, cooling water system, telecommunication system and information and communication technology.
Ensure that the performance targets of the plant are reached according to the contract in own responsibility area.
Train maintenance procedures and standards for the new workers.
Monitor the condition of maintenance equipment, materials, parts and tools and ensure those are maintained according to applicable guidelines and policies and take corrective actions when needed.
Ensure that the work is executed at plant according to Wärtsilä Quality, Health, Safety and Environmental guidelines and customer site procedures as well as assigned maintenance plan.
Inspect completed work to ensure that repairs have been completed correctly and that machinery and equipment conform to specifications and safety standards and report all maintenance activities via MAXIMO and Field service mobility.
Coach and mentor maintenance staff and assist them to diagnose more complex problems with machinery or equipment problems.
Develop the maintenance working routines at the plant.
Prioritize and assign tasks so that assigned team resources are used effectively and that work schedules and targets are met.

To be successful in this role, we expect you to have:

Have a bachelor’s degree in electrical engineering.
Have minimum 3 years’ experience in Power Plant
Willing to be stationed in Bang kanai, Central of Kalimantan
Detail oriented, able to work as a team or individual and able to work with deadline.
High capability to understand electrical drawing and termination list.
Have knowledge of power plant systems, auxiliary and grid code.

Why you and us
You are valued – as your true self. At Wärtsilä we value diversity and are committed in supporting inclusive work community.

Your growth is supported. We believe in continuous learning & teamwork. Wärtsilian community has your back when it comes to development opportunities – so you can develop beyond your potential.

You get to make a difference. Innovation and sustainability are important for us. Every day, we put our hearts and minds into enabling sustainable societies through innovation in technology and services into reality.

Contact & next steps
Submit your application before the deadline through our Careers portal. Applications through email will not be considered. After submitting your application you’ll receive a confirmation email. We try our best to get back to everyone within 2-3 weeks after application deadline.

Please apply by 09/02/2026 at 23:59 Indonesian Standard Time. Our recruiting tool recognizes the time zone where the job ad has been published and closes the application period according to same time zone

Last application date: 09/02/2026

At Wärtsilä we value, respect and embrace all our differences, and are committed to diversity, inclusion and equal employment opportunities; everyone can be their true self and succeed based on their job-relevant merits and abilities.

Please note that according to Wärtsilä policy, voluntary consent for a security check may be required from candidates being considered for this position, depending on the applicable country.

This is Wärtsilä

Wärtsilä is a global leader in innovative technologies and lifecycle solutions for the marine and energy markets. Our team of 18,300 professionals, in more than 230 locations in 77 countries, shape the decarbonisation transformation of our industries across the globe. Read more on www.wartsila.com.

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