Energy Full-time

Senior System Engineer

Wartsila

Posted

Jul 28, 2026

Location

Australia

Type

Full-time

Mission

What you will drive

  • Collaborate with the project team to prepare and coordinate technical materials for utility-scale Battery Energy Storage Systems (BESS) projects.
  • Establish and maintain engineering design criteria, applicable standards, and specifications for ESS projects.
  • Specify system components, calculate ratings and quantities, and create detailed bills of material.
  • Provide Tier 2 technical support and perform site visits for field inspection.

Impact

The difference you'll make

This role directly contributes to the decarbonization of the energy sector by enabling the integration of renewable energy sources through advanced battery storage systems, supporting a sustainable and low-carbon future.

Profile

What makes you a great fit

  • Minimum Bachelor's or Master's degree in Electrical, Mechanical, or Power Engineering, or equivalent work experience.
  • 3+ years of experience with renewable energy and distribution/transmission level Energy Storage Systems.
  • Proficiency in electrical modelling software (e.g., ETAP, PowerFactory) and ability to conduct load flow, short circuit, and arc flash calculations.
  • Familiarity with lithium-ion batteries, relevant codes (AS, IEC, NEC, etc.), and experience with utility-scale energy storage and renewable energy projects.

Benefits

What's in it for you

Join a global leader in innovative technologies for marine and energy markets. Enjoy a collaborative and growth-oriented environment with access to training and learning opportunities. Be part of a passionate team working towards a sustainable future.

About

Inside Wartsila

Wรคrtsilรค is a global technology company that enables sustainable societies through innovation in marine and energy markets, with a mission to transition the world towards a decarbonized and sustainable future.