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Herndon, VA, US

Function:  Engineering
Job Category:  Engineering

Electrical Engineer - System Verification and Compliance

Wärtsilä is leading the transition towards a 100% renewable energy future. We Wärtsilians help our customers unlock the value of energy transition by optimizing their energy systems and future-proofing their assets. Did you know Wärtsilä has delivered 73 GW of power plant capacity in 180 countries around the world, including 80 energy storage systems?

In this era of innovation and fast changing world of energy, we are constantly on the lookout for future-oriented talent to join our team and to work towards enabling sustainable societies with smart technology - together. Want to join the ride?


Electrical Engineer – System Verification and Compliance


Wärtsilä’s Energy Business is looking for an Electrical Engineer for the Energy Storage & Optimization business. The role will be part of the hardware engineering team.


The ideal candidate will be a self-starter that can work both independently and as part of an interdisciplinary team. The candidate should thrive in a fast paced, constantly changing environment while the industry and company go through substantial growth.


Location(s) for this position is Wärtsilä’s office in Herndon, VA




  • Design, configure and validate Battery Energy Storage System (BESS), that to include component selection, define system architect, functional safety analyses, auxiliary load estimation, and battery sizing/configuration
  • Design electrical schematics, one-line diagrams, and application/logic functional block diagrams in AutoCAD Electrical
  • Review system specifications and develop electrical control, protection schemes and component selection such as breakers, fuses, relays, and other electronics
  • Design and engineer cable schedules for AC and DC including one-line interpretation, ampacity calculation, and cable/termination selection
  • Create testing specification and interconnection requirements, select adequate components, and develop/calculate settings and configuration
  • Evaluate product and system designs and configurations for compliance to relevant industry standards
  • Develop test plans for component and manufacturing suppliers and execute them in lab environment and on onsite ensuring compliance to functional and QA requirements
  • Participate in field testing and commissioning activities by developing test plans and collaborating with the field engineering team to execute and troubleshoot as needed
  • Develop testing documentation such as test schedule, schematic, Bill of Material, test procedure, and test report.
  • Collaborate in a team environment and/or take charge of opportunities to develop optimal solutions for the product development programs.


Minimum Experience and Educational Requirements

  • BS EE degree required; graduate degree preferred
  • 5+ years of electrical engineering experience focusing on designing and testing power systems preferably Battery Energy Storage System (BESS).
  • Experience in Lithium-Ion Batteries testing
  • Experience working in lab environment  
  • Experience designing and configuring Battery Energy Storage Systems (BESS)
  • Knowledge on embedded software development
  • Ability to design electrical circuits for LV, MV, and DC applications ensuring compliance to common design standard
  • Working knowledge of industrial control philosophies and communication protocols
  • Experience with AutoCAD Electrical
  • Maintain positive working relationships with customers, peers, subordinates, and vendors in a fast-paced environment
  • Excellent communication skills
  • Team player attitude internally and externally
  • Willing to travel 20% of the time.




Last application date: 17/12/2021

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.

This is Wärtsilä

Wärtsilä Energy leads the transition towards a 100% renewable energy future. We help our customers unlock the value of the energy transition by optimising their energy systems and future-proofing their assets. Our offering comprises flexible power plants, energy management systems, and storage, as well as lifecycle services that ensure increased efficiency and guaranteed performance. Wärtsilä has delivered 73 GW of power plant capacity in 180 countries around the world.


Wärtsilä is a global leader in smart technologies and complete lifecycle solutions for the marine and energy markets. By emphasising sustainable innovation, total efficiency and data analytics, Wärtsilä maximises the environmental and economic performance of the vessels and power plants of its customers. In 2020, Wärtsilä’s net sales totalled EUR 4.6 billion with approximately 18,000 employees. The company has operations in over 200 locations in more than 70 countries around the world. Wärtsilä is listed on Nasdaq Helsinki. Find out more at www.wartsila.com.

Nearest Major Market: Washington DC