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Commissioning Engineer
Greenvolt Next is committed to Distributed Energy Generation, as this is one of the main axes of energy transition and key to reduce the costs of energy bills. We have partnerships across Europe reliant on local knowledge and market expertise.
About the Role
We’re seeking an experienced Commissioning Engineer to oversee the commissioning process for utility-scale solar projects. Your responsibilities will include managing, executing, and documenting all commissioning activities to ensure safe, compliant, and efficient grid connection and operational readiness of large-scale renewable energy systems.
Core Responsibilities
Technical Execution
- Lead and carry out commissioning of utility-scale solar farms from initial testing through to grid connection and handover.
- Conduct Hot and Cold commissioning, including:
- Visual inspection
- IR testing
- Wiring continuity/point-to-point checks
- CT/VT IR testing
- Conductor/duct testing
- Secondary current injection tests
- Potential hipot tests
- Functional testing of switchgear (including interlocking)
Technical Compliance & Testing
- Develop and manage commissioning plans, schedules, and documentation in alignment with project and regulatory requirements.
- Test and configure protection relays, including:
- Fault analysis
- Settings verification
- Final approval with the DNO (Distribution Network Operator)
- Execute G99 and G100 testing, ensuring adherence to grid code requirements.
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System Operation & Liaison
- Commission and operate HV (up to 132kV) and LV switchgear, including:
- Circuit breaker operation
- Measurement of CT/VT values
- Verify SCADA, metering, and communication systems during commissioning.
- Liaise with ICPs (Independent Contractors), DNOs, and grid operators to coordinate testing and approvals.
Safety & Documentation
- Maintain accurate commissioning records, settings files, and test reports.
- Ensure all work is conducted safely in accordance with company procedures and industry standards.
Design & Support
- Support and review electrical designs, contributing to modifications or improvements where necessary.
Qualifications & Experience
Essential Requirements
- 5+ years of proven experience in commissioning utility-scale solar PV or renewable energy projects.
- Strong understanding of HV systems up to 132kV, with expertise in:
- Protection systems
- Control systems
- Switching operations
- Hands-on experience with grid connection processes, including interactions with DNOs and ICPs.
- Protection relay configuration/testing experience (e.g., Micom, Siemens, ABB, Schneider or similar).
- Extensive knowledge of G99/G100 compliance testing.
- Proficiency in electrical design principles, including single-line diagrams and grid/electrical studies.
- Excellent organisation, problem-solving, and communication skills.
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Technical Certification
- Degree or HND in Electrical/Power Engineering (or equivalent industry experience).
- HV operational authorisation (e.g., Electrical Safety Certificate Scheme (SAP) or AP level; desirable).
- Certified experience or training in protection relay testing/configuration.
- ECS/CSCS and HV/LV affiliations appropriate for site work.
- Full UK driving licence.
Benefits
- Health Insurance
- Company Pension withraise contributors
- Death in Service coverage
- Income Protection plan
- Full subsidy of professional membership fees
- Access to training and continuous professional development (CPD)
Notes
- This job description serves as a general guideline and remains flexible.
- No agency submissions accepted.
- Role requires residence in Ireland.
Diversity Statement Greenvolt Next is an Equal Opportunity Employer. All qualified candidates will be considered without regard to gender, religion, race, national or ethnic origin, cultural background, social group, disability, sexual orientation, gender identity, marital status, age, or political opinion. Diversity is core to our culture. Join us as we build an inclusive workplace together!
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