Battery Storage Field Engineer

Are you a hands-on electrical engineer passionate about renewable energy?
Do you want to play a key role in maintaining and developing large-scale Battery Energy Storage Systems (BESS)?

If so, we have a fantastic opportunity for you

Our client is an industry leader in building and operating utility-scale energy storage projects, and they are looking for Field Engineers to join their growing team.

What your responsibilities will include:

• Perform regular inspections, preventive maintenance, warranty repairs, and annual performance tests on energy storage systems.

• Troubleshoot and repair equipment issues on-site at BESS locations.

• Monitor system performance and analyze operational data.

• Update system software and firmware as required.

• Provide remote technical support to customers by phone or online.

• Manage spare parts and inventory.

• Ensure strict compliance with workplace safety regulations and company standards.

• Carry out safety risk assessments and implement preventive measures.

• Complete daily administrative tasks such as timesheets, vehicle checks, and service reports.

• Collaborate with the engineering team on product development and projects.

• Share field insights to improve future system design and performance.

To be a great fit for the Battery Storage Field Engineer role, you will have:

• Educational background in electrical or electro-mechanical engineering (or related discipline).

• Recognized vocational qualification (e.g., electrician or high-voltage equipment fitter).

• Hands-on experience in electrical work or multi-skilled maintenance.

• Basic IT/computer skills (Word, Excel, Outlook, troubleshooting software).

• Certification to work safely on-site (safety training or equivalent).

Preferred qualifications (not essential):

• Experience working with Battery Energy Storage Systems (BESS).

• Knowledge of HV/LV power electronics (inverters, converters, transformers).

• Training in HVAC and/or F-Gas certification.

• Understanding of IT/networking concepts (command-line tools, remote desktop, subnets, VLANs, MODBUS/TCP).

• Authorization to work with high-voltage (HV) systems.

• Certification for handling Fluorinated Greenhouse Gases (F-gas) or ozone-depleting substances.

• Registered electrical engineer with the Hungarian Chamber of Engineers (for candidates with qualifications in Hungary).

• Energy Sector Professional Qualification.

Keys to success:

• Safety-first mindset

• Practical problem solver

• Customer focus

• Dependable and punctual

• Flexible & mobile

• Team player with a proactive field-to-engineering feedback loop

Why join?

• Permanent employment contract.

• Attractive salary and bonus package based on your skills and experience.

• Full training provided.

• Company vehicle (business use), fuel card, mobile phone or SIM, and laptop.

• Team-building activities and regular opportunities for professional growth.

• Be part of an international team of experts shaping the future of energy storage.

Sounds interesting? Apply now and send us your CV. We'd love to hear from you

The provision of personal data by you is fully voluntary and the basis for their processing is your consent. We have prepared some necessary information, you can find in document: "Information regarding the processing of your personal data". There you will find how your Personal Data is being processed and what your rights are in connection to this.

The personal data will be processed by Sowelo Consulting spółka z ograniczoną odpowiedzialnością spółka komandytowa with its registered seat in Cracow (Limited Partnership) registered in National Court Register (KRS) under no , Sowelo Consulting spółka z ograniczoną odpowiedzialnością (LLC) with its registered seat in Cracow registered in National Court Register (KRS) under no , our Employees and Subcontractors (jointly referred to as the Company).

Sowelo Consulting sp. z o.o. sp. k. is entered in the register of employment agencies under the number: 17107

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