Substation Commissioning Engineer (CE141 / SR141 / TP141)

About the role

Egis Omnia Projects, a UK-based engineering consultancy within the Egis Group, is looking for a Substation Commissioning Engineer to support its in-house project delivery team. The role covers works across several asset classes, including substations, underground cables, overhead lines and civils, at all system voltages from low voltage up to 132kV. It also supports ad-hoc repairs.

Key responsibilities

• Support project-based works, project portfolios and ad-hoc repairs, ensuring protection, control and SCADA systems are commissioned and integrated across all distribution asset classes.
• Perform pre-commissioning inspections before off-load commissioning tests and check detailed schematics against connection, protection and tripping logic diagrams.
• Attend factory acceptance testing and project meetings as required.
• Carry out off-load commissioning checks: witness testing of primary substation plant (circuit breakers, switches, disconnectors, transformers, voltage and current transformers), insulation resistance and injection tests, circuit and relay logic tests, protection relay checks, auto-reclose, intertripping and signalling checks.
• Test integration of protection systems with control and SCADA using DNP3 and IEC61850, and test relay programmable logic, setting and communication files.
• Interface with customers and internal and external resources, and record time spent on projects with timely progress reports.
• Guide other members of the Protection Commissioning Team and use company data systems, including commissioning records and on-site fault investigations.
• Work under the CDM Regulations as designer and/or contractor, and undertake duties while travelling between sites and offices.

Required profile

• Minimum Higher National Certificate (HNC) in Electrical Engineering.
• Essential: TP141, SR141 or CE141 certification.
• Proven history in electricity distribution or transmission, typically 10+ years as a Commissioning Engineer.
• Recent experience commissioning protection systems for generation connections, including integration with legacy systems, strongly preferred.
• Must hold or be able to obtain the company's operational authorisations (A1, A2.1/A2.4, O11.11, O11.18).
• Current and valid UK driving licence; willingness to travel.

Required skills

• Detailed knowledge of protection on switchgear, transformers and feeders up to 400kV.
• High level of professionalism, able to work under pressure and to tight timescales.
• Knowledge of DNP3 and IEC61850 protocols.

Services are delivered nationally; travel and accommodation expenses are paid separately subject to company allowances. The mix of project work varies according to company priorities, and work must follow company processes and industry best practice.