Battery Energy Storage Systems Field Service Engineer

Wärtsilä Energy leads the transition towards a 100% renewable energy future. We help our partners to accelerate their decarbonisation journeys through our market-leading technologies and power system modelling expertise. These cover decarbonisation services, future-fuel enabled balancing power plants, hybrid solutions, energy storage and optimisation technology, including the GEMS Digital Energy Platform.

Did you know Wärtsilä has delivered 79 GW of power plant capacity and more 125 energy storage installations in 180 countries around the world?

In this 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 through innovation in technology and services - together. Want to join the ride?

We are now looking for a

Field Service Engineer – ES&O

to join our team working for a better future.

The position is permanent and the preferred location is UK to be based in Scotland,

What you will be doing

will be part the growing Field Service Delivery Team within the Energy Business – Energy Storage & Optimization, Lifecycle Services. The applicant should have a solid understanding of fundamental electrical engineering, project management and construction principals, as well, as experience in high power electrical systems

As a Field Service Engineer, your work will focus on these responsibilities:

• Perform field service activities in accordance with the long-term service agreement needs and the established work plan.
• Actively support the Project Team during the commissioning of battery energy storage systems and related equipment.
• Address technical and operational issues at customer installations promptly, report these issues, and propose product improvements to meet quality and cost targets.
• Maintain and enhance relationships with customers through effective communication and service.
• Prepare and present analytical service reports that include conclusions and recommendations for planned and unplanned maintenance resolving technical issues faced by customers.
• Serve as a local technical advisor in customer meetings as required.
• Generate service work reports and maintain accurate documentation related to site visits or customer interactions.
• Commit to being on service jobs for at least 50% of the year to ensure hands-on resolution of issues and customer engagement.

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

• LV, MV and HV Systems
• Energy Management System, EMS
• Battery module, preferred with CATL battery background
• Inverter technology, preferred with PE or SMA inverter background
• Online Platform Communication Systems
• Industrial networks and protocols (Modbus TCP, Profibus, CAN-bus, CIP, ethernet/IP, Control NET, etc.)
• PLC and Control systems
• PV Systems
• Protection relays
• Variable frequency drives
• HVAC, Chillers
• Fire Alarm and Suppression System
• Advance programming of firewalls and routers
• Familiar with NEMA and IP enclosure designs
• AS/NZS 3000:2018 Electrical installations
• Installation, Maintenance, Troubleshooting & Commissioning experience

Desired Education

• BEng Electrical Engineering or equivalent work experience

• NVQ Level 3: Electrical Installation BS 7671:2018

Desired Skills And Experience

• 2-4 years’ experience with battery energy storage systems and/or renewable energy, power systems design and communication networks.
• HV switching operations as an authorized person and with experience is an advantage.

Additional Skills

• Detail oriented with a project management mindset
• Good collaboration skills
• Knowledgeable in MS Office applications, MS Word, MS Excel, MS Power Point
• Excellent report writing skills
• Excellent verbal and written communication skills

Physical & Mental/Reasoning Demands:

These are physical and mental requirements of the position as it is typically performed. Inability to meet one or more of these physical or mental requirements will not automatically disqualify a candidate or associate from the position. Upon request for a reasonable accommodation, the Company may be able to adjust or excuse one or more of these requirements, depending on the requirement, the essential functions to which it relates, and the proposed accommodation.

• Vision: Close; Distance; Depth
• Color Perception (Red, Green, Amber)
• Hearing/Listening
• Clear Speech
• Touching: Dexterity; Hand; Finger
• Ability to Mount and Dismount Forklift/Truck
• Pushing/Pulling/Stoop/Kneel/Crouch or Crawl
• Lifting: 45 Pounds; 5 Times per shift
• Carrying: 25 Pounds; 5 Times per shift
• Driving (local/over the road)
• Bend/Squat/Sit and Stand for a prolonged period of time
• Climbing / Balance

Work Environment: The work environment characteristics described here are representative of those an employee encounters while performing the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

• Works Alone / Works with Others
• Verbal Contact w/Others; Face-to-Face Contact
• Inside / Outside
• Extreme Heat / Extreme Cold
• Noise
• Mechanical Equipment
• Electrical Equipment
• Pressurized Equipment
• Moving Objects
• High Places
• Fumes/Odors
• Hazardous Materials
• Dirt Dust

(In this role, some travel is required to meet with our customers around the world. Thus, we hope you to be ready to travel approximately 60%, even though most of the meetings are held virtually.)

Why you and us?

We at Wärtsilä believe in empowerment, ownership and taking responsibility of our work. We support each other’s growth and co-creation is the true basis of our innovation. We have courage to see opportunities and take initiative.

We are authentic and honest, and we strongly believe in that by being your own true self you can accomplish so much more. We don’t always get it right the first time, and if mistakes are made, we make sure to learn and grow from them. We want everyone to voice their opinions freely. That is why we have built an environment that empowers you and everyone around you, and where you can feel safe and cared for. Are you eager to be part of this ambition?

We have an amazing team and we are excited about our work and the impact it has on building sustainable societies. We are looking to find a colleague with this shared passion for smart technologies and a sustainable future.

Contact & next steps

We hope to hear from you soon, by submitting your application through our careers portal. We aim to keep you updated on the process throughout.

Welcome to join us in shaping the decarbonisation of marine and energy!

Last application date: 31/03/2025 

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 is a global leader in innovative technologies and lifecycle solutions for the marine and energy markets. Our team of 17,800 professionals, in more than 280 locations in 79 countries, shape the decarbonisation transformation of our industries across the globe. Read more on www.wartsila.com. 
 

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