HVDC Harmonic Analysis Engineer – Power Systems

Hitachi Automotive Systems Americas, Inc.; Ludvika kommun; On-site; SEK 600,000 - 900,000; Full time

Benefits offered by this job

Flexible working time

Health care allowance

Career opportunities

Mentor program

Employee training

Discount portal

Job summary

Hitachi Energy is seeking HVDC Project Engineers to join the Harmonic Analysis team. You will perform harmonic studies, power quality analysis, and electrical system studies for HVDC converter stations while collaborating across projects.

You will develop tools in Excel, MATLAB, or Python to process large data sets and present clear technical reports. English proficiency is required; experience with PSCAD is a plus.

Qualifications

• Bachelor’s or Master’s degree in Electrical/Electronic Engineering or Engineering Physics.
• General understanding of electrical power systems and related equipment.
• Ability to model and analyze electrical circuits in the frequency domain using hand calculations and computer-based tools.
• Understanding of multi-phase system analysis using modes.
• Willingness to discuss solutions with customers and challenge inputs.
• Strong written and spoken English.

Responsibilities

• Collaborate in project teams responsible for the electrical system design of HVDC converter stations.
• Perform harmonic studies below 15 kHz and support compliance measurements during commissioning.
• Evaluate whether harmonic power quality requirements can be fulfilled.
• Analyze small-signal stability in the harmonic range when connecting an HVDC station to a network or wind farm.
• Propose active or passive mitigation measures (e.g., harmonic filters or dampers).
• Calculate harmonic stresses in HVDC station equipment and assess need for mitigation or redesigns.
• Develop tools in Excel, MATLAB, or Python to analyze large data sets.
• Participate in discussions with colleagues, customers, and suppliers.
• Present work and contribute to path forward discussions.
• Write clear technical reports describing study work and results.
• Participate in conferences and standardization work groups within the engineering community.

Skills

Electrical power systems

Frequency-domain analysis

Multi‑phase analysis

Problem solving

Technical communication

Report writing

English fluency

Education

Bachelor’s or Master’s degree in Electrical/Electronic Engineering or Engineering Physics

Tools

MATLAB

Python

Excel

PSCAD

Job description

Hitachi Energy is seeking HVDC Project Engineers to join the Harmonic Analysis team. You will perform harmonic studies, power quality analysis, and electrical system studies for HVDC converter stations while collaborating across projects.

You will develop tools in Excel, MATLAB, or Python to process large data sets and present clear technical reports. English proficiency is required; experience with PSCAD is a plus.