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As a Senior HV Protection & Control Engineer within the Asset Integrity Management (AIM) Team and reporting directly to the Global Head of Engineering. You will act as the technical authority for protection, control, and secondary systems across offshore and onshore OFTO transmission assets. The role ensures protection integrity, Grid Code compliance, and effective fault response throughout the asset lifecycle. You will lead protection engineering activities, approve protection philosophies and settings, support HV operations, and provide expert input during faults, outages, and system events.
Job Responsibility:
Perform protection coordination studies, relay setting reviews, discrimination assessments, and secondary system checks
Ensure protection schemes maintain sensitivity, selectivity, stability, and security
Support the maintenance and testing of protection systems including secondary injection, functional checks, tripping logic, and scheme validation
Maintain governance of protection configuration, documentation, and change control
Develop and deliver protection testing programmes: secondary injection, primary injection where required, functional and logic tests, end to end checks and breaker performance verification
Support energisation activities, operational readiness checks and controlled switching operations in collaboration with SAPs and Operations
Analyse test data and implement corrective actions to maintain protection reliability and compliance
Lead analysis of protection relay event logs, SER/SOE data, disturbance records, and tripping sequences
Support HV switching activities, energisation plans, operational readiness checks, and post-fault restoration
Provide engineering support to operations and SAPs during incidents, defects, or abnormal conditions
Maintain protection portfolios, relay setting databases, secondary wiring schematics, and testing records
Review defects, alarms, and equipment behaviour to identify developing issues in protection or control systems
Liaise with our SAP’s, HV control centre & NESO on protection interfaces, alarms, inter-tripping signals, and telemetry anomalies
Support outage planning and operational risk reviews
Provide protection and control engineering input into condition assessments, RCA investigations, and technical reviews
Contribute to optimisation of protection maintenance strategies and improvement of testing methodologies
Contribute to asset condition assessments, technical reviews, audits and external client assurance processes
Maintain accurate configuration records, documentation and evidence packs for regulatory or client submissions
Support development of advanced protection schemes, digital substation solutions (IEC 61850), and integration with SCADA/OT systems
Contribute to engineering advisory work for future offshore wind, interconnector, or grid compliance projects
Share lessons learned and support team capability development
Ensure compliance with applicable standards - IEC 61850 (digital substations), ENA TS, relevant Grid Code requirements, ISO 9001/14001/45001, ISO 55000 asset management
Requirements:
Degree qualified in Electrical Engineering or equivalent
Chartered Engineer (CEng) or working towards is preferred
Extensive experience in HV protection and control within transmission, OFTO, or offshore wind environment
Proficient with relay families (Siemens, ABB, GE, Schneider) and test systems (Omicron CMC, Test Universe
DIGSI, SIGRA or equivalents)
Knowledge of Grid Code, ENA standards, and HV safety rules. BP141 / TP141 authorisation desirable
Confident acting as a senior protection authority supporting live HV operations on systems up to 400kV
Possibility of offshore work (if desired). Willingness to obtain GWO qualification and ability to pass offshore medical for offshore site visits and familiarity
What we offer:
Competitive benefits tailored to the division
Opportunities for career growth and visibility across the organisation
A supportive, inclusive culture that values your ideas and contributions
Work that truly makes a difference in safety, innovation, and global capability