Senior Field Service Technician - Battery Storage Systems

Alfen; Almere; On-site; EUR 70,000 - 100,000; Full time

Benefits offered by this job

Company laptop

Online learning platform access

Vacation days 27 + 13 ADV with sell up

Pension PME with Alfen contribution

Job summary

Alfen is seeking a Senior Field Service Technician to install, maintain, and troubleshoot our BESS installations at customer sites across the Netherlands. You will lead field activities, perform preventive maintenance, and work closely with Support Engineers to ensure safety, uptime, and performance.

You will bring 7+ years of field service experience, LV/HV knowledge, Siemens PLC expertise, and willingness to travel. A driving license and NEN/NEN certifications are preferred.

Qualifications

• MBO-4 or HBO degree in Electrical Engineering or Industrial Automation.
• 7+ years of field service experience with supervisory responsibility.
• Experience with LV/HV installations and power electronics.
• Knowledge of PLC systems (Siemens) and embedded software.
• IV/WV authorisations (or willingness to obtain).
• NEN 3140/3840 certified (or willing to obtain).
• VCA VOL (BHV a plus).
• Fluent Dutch and English (written and spoken).
• Driver's license B and willingness to travel domestically and abroad.

Responsibilities

• Execute (annual) maintenance plans focusing on safety, performance and compliance.
• Diagnose and resolve electrical and control faults.
• Replace, install and configure components (power electronics, sensors, cables, UPS, inverters).
• Perform measurements, testing and commissioning on LV/HV installations per NEN 3140/3840.
• Document test results and activities in service reports.
• Collaborate with Support Engineers for root-cause analysis and long-term fixes.
• Monitor contractual KPIs like uptime and response times.
• Lead and mentor the field team.
• Participate in on-call duties and shift work.

Skills

Field service

Supervisory experience

LV/HV knowledge

Siemens PLC

Embedded software

Dutch & English

Education

MBO-4/HBO Electrical Eng or Industrial Automation

Tools

Siemens PLC

Embedded software

Job description

Alfen is seeking a Senior Field Service Technician to install, maintain, and troubleshoot our BESS installations at customer sites across the Netherlands. You will lead field activities, perform preventive maintenance, and work closely with Support Engineers to ensure safety, uptime, and performance.

You will bring 7+ years of field service experience, LV/HV knowledge, Siemens PLC expertise, and willingness to travel. A driving license and NEN/NEN certifications are preferred.