[Skip to main content](#main-content) [ OpenNash ](https://opennash.com/) / [Jobs](https://jobs.opennash.com/) [ 01 Search jobs](https://jobs.opennash.com/search/)[ 02 Companies](https://jobs.opennash.com/explore/)[ 03 Hiring report](https://jobs.opennash.com/reports/hiring/)[ 04 AI assistants](https://jobs.opennash.com/connect/)[ 05 How it works](https://jobs.opennash.com/methodology/) Hitachi · Ballerup, Denmark # Senior Commissioning Engineer Ballerup, Denmark Full-time Senior individual contributor Operations Listed on Hitachi’s official careers site. Listed as of November 9, 2026. Check that it is still open and apply there. [Apply on Hitachi’s careers site →](https://careers.hitachi.com/senior-commissioning-engineer/job/R0142544) [OpenNash Jobs](https://jobs.opennash.com/) / [Hitachi](https://jobs.opennash.com/companies/hitachi/) / Senior Commissioning Engineer ## Job description Senior Commissioning Engineer At Grid & Power Quality Solutions and Service business in Europe (HBUEU), diversity drives our culture of innovation and collaboration. Our leading technology and strong market position enable us to achieve growth targets in the energy transition across current and growing market segments such as hydrogen, data centers and e-mobility. Join Our Team! The opportunity Hitachi Energy is now looking for a Commissioning Engineer with relay testing experience in Middelfart or Ballerup/Copenhagen, Denmark. You will be part of a dedicated and skilled commissioning team within our Grid Integration business - Nordic OU (Finland, Sweden and Denmark). As a commissioning engineer, you are accountable for pre-commissioning and commissioning activities in our projects (e.g. HV substations for utilities, industry, data centers, etc.). Besides site commissioning activities, role could involve planning and management of external commissioning resources, tendering support for commissioning activities, FAT support, etc. Variety of projects that we have within all three countries, as well as variety of commissioning and engineering tasks, gives you opportunity to have very good balance between office and site works, travelling, and your private life. We are interested to learn more about you and what you can contribute with, so don’t hesitate to apply even though you don’t meet all requirements. How you'll make an impact Perform the testing and commissioning of HV & MV Substations, including control & protection systems, HV/MV switchgears, power and aux transformers, AC & DC auxiliary systems, etc. Take part in pre-commissioning meeting, commissioning planning activities and documentation preparation (e.g. FAT documentation, Site ITPs & ITRs, Method Statements, Control programs, etc.). Organize and perform FAT of C&P equipment in our test lab. Follow the instructions of electrical safety and other HSE instructions in accordance with Hitachi/customer requirements. Coordinate and plan on-site commissioning activities, including internal and external resources management Support tendering by providing commissioning plan and time/cost estimation. Act as commissioning leader/manager in particular projects, if appointed. Your background A bachelor’s degree or above in electrical engineering or similar. Some working experience at substation sites, with testing and commissioning of MV & HV substations. Experience in settings/configuring and testing of the relay protection (e.g. Hitachi, or other vendors IEDs). Competence in testing & commissioning of switchgears and other key components/apparatus in substations. Overall experience in substation projects is a plus. Experience in commissioning of data centers substations is a strong plus (e.g. Microsoft, Google, Apple). You are fluent in English written and spoken alike. At least basic knowledge of Danish language is required. Are you ready for an exciting new challenge? Does the above description sound like you? Welcome to apply and join our Nordic OU commissioning team. Our selection process is continuous, and the position may be closed before the advertisement expires. So, if you are interested – don’t delay, apply today! ## At a glance - Posted by the employer: Not stated - First seen by OpenNash: Oct 26, 2026 - Last checked: Nov 9, 2026 - Listed for: 14 days - Location: Ballerup, Denmark - Employment type: Full-time[Apply on Hitachi’s careers site →](https://careers.hitachi.com/senior-commissioning-engineer/job/R0142544) ## Hiring at Hitachi - Open jobs: 3,569 - New in the last 7 days: After two weekly collections - Tracked since: Oct 12, 2026 [All Hitachi jobs](https://jobs.opennash.com/companies/hitachi/) · [Weekly hiring report](/reports/hiring/) ## More jobs at Hitachi ### [Senior Commissioning Engineer](https://jobs.opennash.com/companies/hitachi/jobs/8e491d2d577ec84cae7a/) D, Ireland +1 more ### [Senior Commissioning Engineer](https://jobs.opennash.com/companies/hitachi/jobs/7d2f6ced38c792737334/) Västerås, Västmanland County, Sweden +2 more ### [Senior Electrical Engineer](https://jobs.opennash.com/companies/hitachi/jobs/5aafb5af0ce9a7fdffb4/) Hefei, Anhui, China +1 more ### [Senior Electrical Engineer](https://jobs.opennash.com/companies/hitachi/jobs/8c39ae8c8a0416e1e9f1/) Lviv, Lviv Oblast, Ukraine ### [Senior Electrical Engineer](https://jobs.opennash.com/companies/hitachi/jobs/d2467ae4f301583551f4/) Vadodara, GJ, India ## Similar jobs at other companies ### [Commissioning Engineer](https://jobs.opennash.com/companies/abb/jobs/dab6c1323eeeda040c17/) ABB · Caesarea, Israel ### [Commissioning Engineer](https://jobs.opennash.com/companies/bouygues/jobs/0c64edd39ef1f3ef8398/) Bouygues · ROTTERDAM, Netherlands ### [Commissioning Engineer](https://jobs.opennash.com/companies/siemens/jobs/9100d783d07e1440bbb3/) Siemens ### [Commissioning Engineer](https://jobs.opennash.com/companies/ecolab/jobs/2ffdd86099841d99ae7b/) Ecolab · Witterswil, Solothurn, Switzerland [Operations jobs](/functions/operations/) OpenNash lists jobs from employers’ own careers sites and does not handle applications. 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