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Electronics Engineer (Battery Section)

Koolboks

Koolboks

Lagos, Nigeria
Posted on Jan 27, 2026
Job description

Role Summary

We are seeking an Electronics Engineer with strong hands-on experience in pure sine wave inverters (1 kVA – 3 kVA) and power electronics, capable of supporting installation, troubleshooting, repair, and after-sales technical support across multiple inverter brands (Indian, Korean, and others).

Key Responsibilities

  • Diagnose, repair, and maintain pure sine wave inverters (1–3 kVA)
  • Work on DC–AC adapters and power conversion systems
  • Identify and replace faulty components (MOSFETs, IGBTs, capacitors, control boards)
  • Perform testing, load checks, and performance validation
  • Support after-sales service and prepare technical documentation
  • Ensure compliance with electrical and safety standards

Required Skills & Qualifications

  • HND/BSc in Electronics or Electrical Engineering
  • Strong knowledge of power electronics and inverter systems
  • Experience working with different inverter brands and designs
  • Ability to troubleshoot electronic circuits and interpret schematics
  • Proficiency with diagnostic tools (multimeter, oscilloscope)
  • Good understanding of battery systems (lead-acid and lithium)

Added Advantage

  • Experience with solar or hybrid inverter systems
  • Knowledge of SMPS, PWM control, and microcontroller-based boards