R&D Engineer for System Design

Hitachi Energy Sweden AB; Ludvika kommun; On-site; SEK 446,400 - 669,600; Full time

Benefits offered by this job

Flexible working time

Health care and wellness allowance

Employee Benefit Portal

Job summary

Hitachi Energy Sweden AB is seeking an R&D Engineer to join our HVDC R&D team in Ludvika. You will help develop advanced control strategies for HVDC systems, specializing in technologies like Modular Multilevel Converter (MMC) and Line Commutated Converter (LCC).

In this collaborative environment, your responsibilities will include designing control algorithms, performing stability analysis, and contributing to system-level evaluations. We offer flexible working hours and career growth opportunities.

Qualifications

• PhD or MSc with experience in power systems or related field.
• Experience in HVDC or FACTS technologies preferred.
• Proficient in simulation tools and analysis.

Responsibilities

• Design and optimize control algorithms for HVDC systems.
• Conduct stability analysis and harmonic studies.
• Collaborate in agile team to address evolving customer requirements.

Skills

Knowledge of HVDC control systems

Expertise in small-signal stability analysis

Simulation tools: MATLAB, PSCAD

Collaboration skills

Education

PhD or MSc in Power Systems, Electrical Machines or Power Electronics Control

Tools

MATLAB

PSCAD/EMTDC

EMTP-RV

Python

C/C++

Job description

Opportunity

Join our HVDC R&D team at Hitachi Energy and help pioneer the future of energy transmission. We are now looking for a R&D Engineer to be involved in the development of advanced control strategies for HVDC systems, including Modular Multilevel Converter (MMC) and Line Commutated Converter (LCC) technologies. This is a unique opportunity to work in a global, collaborative environment focused on innovation and technical excellence.

In this role, you will design and optimize control algorithms for MMC- and LCC-based HVDC systems, including multiterminal HVDC (MTDC) configurations. You will also perform small-signal stability analysis, harmonic studies, and transient simulations to ensure robust and reliable system performance. A part of your responsibilities will be to contribute to system-level dynamic performance evaluations and continuous improvements in control strategies. Additionally, you will also support strategic technology roadmaps, helping shape the future direction of HVDC control systems and power electronics design.

How You Will Make an Impact

• Contribute to converter topology design, control and protection, insulation coordination and main circuit development for VSC HVDC and LCC HVDC systems.
• Conduct steady-state transient and dynamic stability studies, harmonic analysis, and performances under various conditions.
• Address evolving customer requirements with a strong stakeholder focus.
• Uphold our core values of safety, integrity, and responsibility.
• Collaborate in a supportive and agile team environment.
• Take ownership of both technology and your personal development.

Qualifications

• PhD or MSc (with some years of experience) in Power Systems, Electrical Machines and Drives, or Power Electronics Control.
• Preferred if you have some years of experience in HVDC or FACTS technologies.
• Strong knowledge of MMC topologies and HVDC control systems.
• Proven expertise in small-signal stability analysis and transient simulations.
• Skilled in simulation tools: MATLAB, PSCAD/EMTDC, EMTP-RV, and ideally Modelica, Dymola, RTDS, Python, C/C++.
• Open-minded, solution-oriented, and collaborative with strong organizational skills.
• Proficiency in English is required.

What We Offer

• Collective agreement
• Flexible working time
• Health care and wellness allowance
• Fantastic career possibilities within Hitachi Energy both within Sweden and globally
• Mentor to support you throughout onboard phase
• Various trainings and education supporting employee development
• Diversified company with over 70 nationalities working in Sweden
• Supplementary compensation for parental leave
• Employee Benefit Portal with thousands of discounts and perks