Global BESS Commissioning & Field Service Engineer

Lyten; Województwo pomorskie; On-site; PLN 120,000 - 180,000; Full time

Job summary

Lyten Poland is seeking a skilled and customer‑focused BESS Commissioning Service Engineer to support commissioning, service, and rework activities for our advanced products. This role is highly mobile, hands‑on, and essential to ensuring reliable performance of Lyten systems at customer sites worldwide.

As a BESS Commissioning Service Engineer you will travel extensively to perform corrective and preventive maintenance, and when not traveling, you will support repairs, reworks, and remote

Qualifications

• Experience in customer technical support.
• Experience working with high‑voltage power electronics products.
• Excellent communication, self‑presentation skills, and a strong customer service mindset.
• Confidence, patience, tact and diplomacy in challenging situations.
• Strong problem‑solving abilities and attention to detail.
• Valid electrical permissions (SEP E).
• Valid driver’s license.
• Electrical and/or mechanical knowledge (documentation, drawings).
• Knowledge of battery systems (software and hardware).
• Willingness to travel up to 50–70%.
• Good command of English (B2).

Responsibilities

• Perform service, commissioning, and rework of Lyten products at customer sites and at the Lyten facility in Gdańsk.
• Prepare and maintain detailed records of site observations, testing procedures, and checklists.
• Conduct risk assessments and prepare service reports for all service and rework activities.
• Update and organize customer service logs and documentation.
• Troubleshoot issues, identify root causes, and propose effective corrective actions.
• Interact directly with customers to resolve technical problems and ensure proper follow‑up.
• Analyse and review findings to determine the best solution.
• Maintain and promote a strong Health & Safety culture.
• Train customers on the operation and maintenance of Lyten products.
• Perform additional tasks assigned by the manager as business needs evolve.

Skills

Customer support

High‑voltage power electronics

Communication skills

Customer service mindset

Problem solving

SEP E electrical permissions

Driver's license

Electrical & mechanical knowledge

Control systems software & hardware

Battery systems knowledge

Travel willingness (50–70%)

English proficiency (B2)

Tools

Control systems software

Job description

Lyten Poland is seeking a skilled and customer‑focused BESS Commissioning Service Engineer to support commissioning, service, and rework activities for our advanced products. This role is highly mobile, hands‑on, and essential to ensuring reliable performance of Lyten systems at customer sites worldwide.

As a BESS Commissioning Service Engineer you will travel extensively to perform corrective and preventive maintenance, and when not traveling, you will support repairs, reworks, and remote