o&m electrical site engineer (m/f/d)
Oct 29, 2026 · JUWI Greece
What you'll do
- Perform preventive and corrective maintenance, inspections, troubleshooting and testing on PV electrical systems, inverters, protection and SCADA.
- Respond to alarms, investigate faults, coordinate corrective actions, restoration and escalation with Control Room personnel and Site Engineers.
- Perform electrical testing and return-to-service checks, including insulation, continuity, thermography, IV-curve, string and functional tests.
- Conduct authorized MV switching, isolation, LOTO and permit-to-work activities.
- Analyze recurring faults, inverter underperformance, communication failures and protection events; support root-cause analysis.
- Coordinate and supervise site services, subcontractors and OEM service teams to meet safety, schedule and quality standards.
- Support permitted mechanical activities under the direction of a competent Mechanical Engineer.
- Support spare-parts and warranty claims; maintain work orders, records, test results, reports and incident documentation.
- Ensure HSE, permit-to-work and LOTO compliance; provide on-call and emergency-response support across the plant cluster.
Key requirements
- 3+ years' experience
- MV switching authorization and permit-to-work procedures
- PV electrical systems maintenance, including 1,500 Vdc PV systems, inverters and protection relays
- SCADA, electrical testing and technical drawing interpretation
- Preventive and corrective maintenance, troubleshooting and root-cause analysis
- LOTO procedures
- MS Office and digital maintenance and reporting systems
- Electrical Engineering
Benefits
- Flexible working conditions, professional development opportunities, smart working and work-from-home opportunities, private health insurance, and a performance-based bonus.
About the job
As our O&M Electrical Site Engineer, you will be responsible for implementing the day-to-day operation and maintenance activities of utility-scale PV plants within the regional cluster, with particular focus on PV DC, LV and MV systems, inverters, protection, SCADA and associated electrical…
About the company
The JUWI Group has been among the leading renewable energy specialists since almost 30 years and offers a full range of project development and other services connected with the planning, construction and operation of renewable energy plants. The company’s business activities especially include wind and solar energy projects as well as hybrid systems with storage facilities for industrial applications.
The company is a subsidiary of MVV Energie AG, of Mannheim, one of Germany’s largest municipal energy suppliers. JUWI is headquartered in Wörrstadt near Mainz and has offices in Hanover, Brandis (Saxony), Stuttgart, Bochum, Ansbach, Melle and Rostock. In the summer of 2022, Windwärts Energie GmbH was merged with juwi AG, which was then reconstituted as JUWI GmbH. JUWI was established in 1996 in Rhineland-Palatinate, Windwärts was founded in 1994 in Lower Saxony.
Throughout the world, JUWI has a workforce of more than 1,300 people and has projects on all continents. Outside Germany, the company operates subsidiaries in Italy, Greece, South Africa, the USA, Australia, India, the Philippines, Thailand, Vietnam and Singapore.
In the wind sector, JUWI has realized more than 1,200 wind turbines with a capacity of more than 3,000 megawatts at about 200 locations throughout the world. In the solar segment, about 1,850 photovoltaic facilities with a total capacity of about 4,000 megawatts have been installed. The JUWI operating team operates wind power and photovoltaic facilities with a total capacity of more than 4,100 megawatts. JUWI has initiated investments with a total volume of more than €10 billion for the realization of these energy projects.
About the company
The JUWI Group has been among the leading renewable energy specialists since almost 30 years and offers a full range of project development and other services connected with the planning, construction and operation of renewable energy plants. The company’s business activities especially include wind and solar energy projects as well as hybrid systems with storage facilities for industrial applications.
The company is a subsidiary of MVV Energie AG, of Mannheim, one of Germany’s largest municipal energy suppliers. JUWI is headquartered in Wörrstadt near Mainz and has offices in Hanover, Brandis (Saxony), Stuttgart, Bochum, Ansbach, Melle and Rostock. In the summer of 2022, Windwärts Energie GmbH was merged with juwi AG, which was then reconstituted as JUWI GmbH. JUWI was established in 1996 in Rhineland-Palatinate, Windwärts was founded in 1994 in Lower Saxony.
Throughout the world, JUWI has a workforce of more than 1,300 people and has projects on all continents. Outside Germany, the company operates subsidiaries in Italy, Greece, South Africa, the USA, Australia, India, the Philippines, Thailand, Vietnam and Singapore.
In the wind sector, JUWI has realized more than 1,200 wind turbines with a capacity of more than 3,000 megawatts at about 200 locations throughout the world. In the solar segment, about 1,850 photovoltaic facilities with a total capacity of about 4,000 megawatts have been installed. The JUWI operating team operates wind power and photovoltaic facilities with a total capacity of more than 4,100 megawatts. JUWI has initiated investments with a total volume of more than €10 billion for the realization of these energy projects.