Houston, TX, US Herndon, VA, US

Function:  Engineering
Job Category:  Engineering

Commissioning Engineer

Wärtsilä Energy Storage & Optimization (ES&O) is the leading global energy storage optimizer. Our mission is to deliver integrated energy solutions that build a resilient, intelligent, and flexible energy infrastructure - unlocking the way to an optimized renewable future. By integrating renewables, energy management technology, and storage with traditional energy resources, we reinvent clean energy production from the largest and most complex grids to the most remote and essential microgrids. We play a key role in Wärtsilä’s vision towards a 100% renewable energy future through flexibility, reliability, and integration for a more sustainable world for us all.


ES&O Project Delivery is co-responsible for the profit & loss and successful delivery of customer projects from Sales to Lifecycle together with Project Management. We provide technical knowledge and support to Project Management and project customers for successful deployments 


The Commissioning Engineer role is oversee and execute the Project Commissioning Plan, with Internal Interface (System Engineer, Project Engineers, Project Manager, etc), and Onsite/Remote Technical Support. Applicant should have a solid understanding of fundamental electrical engineering, project management and construction principals, as well, as experience in high power electrical systems. This position will be a member of Wartsila's internal and customer technical Subject Matter Expert Team for ESS Products and Projects and will work closely with the following group: Software Delivery, Product Delivery, Project Management, Commissioning Manager and other various groups to ensure ESS projects fulfil customer functionality and contract requirements. 


Duties and Responsibilities 

  • Commissioning of stationary battery energy storage system and related equipment 
  • Collaborates with the relevant team in the preparation and coordination of projects technical materials 
  • Collaborate with stakeholders to define and execute testing protocols to achieve commercial operation, based on market rules, local AHJ/utility requirements, and contracts. 
  • Communicate commissioning plan and performance test procedures and activities with the client. 
  • Prepare and maintain commissioning time schedule. 
  • Organize start-up and tests of equipment within the scope of the contract. 
  • Ensure that commissioning plan and performance tests procedures are followed. 
  • Safeguard the compliance with EHS policies and minimize risks during commissioning. 
  • Ensure that safe commissioning practices are followed. 
  • Ensure that all test results are documented according to Wärtsilä instructions. 
  • Maintain good reporting practices. 
  • Ensure that safe and calibrated test equipment are used. 
  • Ensure that all required documents are submitted and signed by the client for taking over of the plant. 
  • Compile commissioning documents for submittal to the client. 
  • Ensure safe and reliable function of the plant and equipment. 
  • Ownership of administrative responsibilities including, but not limited to: service reports, issue logging/tracking, job safety analysis, quality compliance. 
  • Drive continuous improvement on developing and capturing technical problem-solving knowledge to enable other organizations to effectively resolve customer problems and inquiries. 
  • Must have the ability to travel to domestic and international project sites and/or vendors (Approx. 50 - 75%) and should reside close to a major airport. 


Education and Experience

  • Minimum Bachelor's degree in Electrical, Mechanical or Power Engineering, or equivalent work experience 
  • Minimum 2 - 4 years’ experience with renewable energy (Solar Utility Scale) and/or Energy Storage System, Power System Design, Communication Network, and minor Software. 
  • Familiar with lithium-ion battery 
  • Familiar with relevant codes and standards for ESS and inverters (NEC, IBC, IFC, NFPA, UL, IEC) 
  • Excellent verbal and written communication skills, including ability to effectively communicate highly complex engineering, construction, and operational issues 
  • Experience and understand in CAD drawing 
  • Ability to execute many projects and tasks in parallel, self-directed, highly detail-oriented, organized, and flexible 
  • Experience with utility scale energy storage and renewable energy projects and products (bi-directional inverters, various battery chemistries, PV, wind turbines, flywheels, etc.). 
  • Understanding of Inverter, Converter, Transformer, Battery, Circuit breaker, Fuse, AC/DC power supply electrical equipment. 
  • Understanding of utility generation project engineering, construction, and commissioning practices. 
  • Applicant should be able to explain in detail the electrical principals of voltage, current, power, energy, charge, resistance, inductance, capacitance, DC voltage, AC voltage, single-phase, and three-phase power, and other fundamental electrical engineering concepts. 
  • Applicant should be able to read and understand drawings of electrical controls for industrial automation, switchgear control and protection, involvement with medium voltage equipment and networks schematics. Especially single-line, three-line, fire safety systems, and communication diagrams. 
  • Knowledge of multimeters, oscilloscopes power quality analysis, harmonics, and their operation. 
  • Ability to configure and troubleshoot programmable logic controllers (PLC) and industrial electronic equipment (protection relays, inverters, BMS, etc.). 
  • Experience with industrial control methods and SCADA systems


Physical Requirements

  • Climbing stairs, ladders, ramps and accessing scaffolding 
  • Ability to lift at least 50 pounds and carry 25 pounds 
  • Bending body downward and forward, kneeling, climbing, and walking 



Last application date: 02/08/2024 


Why you and us
You will be a part of a global organization with local presence and work in an exciting and dynamic working environment with highly motivated and skilled co-workers. We offer interesting and challenging work tasks, as well as personal and professional development in a great team. If you feel excited by being a part of this working environment and think your personal skills and qualities match the job requirements, we look forward to receiving your job application.


We are not accepting unsolicited submissions from 3rd party recruitment agencies.
Successful applicant must be authorized to work in the USA without sponsorship. We look forward to hearing from you. Qualified candidates must apply online: https://www.wartsila.com/careers


Individuals hired for positions that require on-site customer interactions and/or in-person travel may be required to be fully vaccinated against COVID-19 or other country-specific vaccinations, unless otherwise prohibited by law. Wärtsilä North America values our employees. We offer a competitive salary and comprehensive benefits package. Wärtsilä North America is an EOE/AA employer.



Nearest Major Market: Houston