HV Circuit Breaker Specialist
AI summary
IOTA Group is hiring an HV Circuit Breaker Specialist to support a turnkey project upgrading five high-voltage substations in Nigeria. The role involves supervising installation, testing, and commissioning of 132 kV and 330 kV circuit breakers, ensuring compliance with HSE and QA/QC procedures, and delivering full commissioning documentation. The position requires strong experience with HV equipment and OMICRON testing tools.
- Turnkey HV substation upgrade project across Nigeria
- Work with 132 kV and 330 kV circuit breakers
- Use OMICRON CIBANO 500, CMC 356, and CMC 256 plus
- Minimum 7 years of HV circuit breaker experience required
- Relevant training certificates and IEC standards knowledge mandatory
AI job guide
Use this guide to check salary signals, requirements, documents, application steps and safety before you apply.
AI salary guide
Not enough public dataNot enough public salary data is available for this exact role. Before applying, prepare to ask about gross pay, benefits, contract length, probation period, transport and any allowances.
Can you qualify for this role?
- Required7+ years of relevant experienceThe job post includes a minimum experience signal.
- PreferredPractical evidence in specialist, technical services, field operationsThe tags and summary point to skills connected with this role.
- RequiredAvailability to work in Not specifiedThe vacancy is associated with this location.
Documents to prepare
- Likely requiredUpdated CV
- Role specificCover letter or short employer message
- OptionalProfessional references
- VerifyID or passport only after verifying the employer
Application tips for this job
- Place your strongest HV Circuit Breaker Specialist evidence in the first half of your CV.
- In your cover letter or employer message, connect your experience to IOTA Group and the role in Not specified.
- Add concrete examples related to specialist, technical services, field operations, ideally with measurable outcomes or clear responsibilities.
- Follow the instructions from Jobzilla Nigeria; avoid sending documents to unofficial contacts or copied links.
- Confirm the deadline, interview location and employer contact before sharing personal documents.
- Prepare a polite question about pay, benefits and contract terms for later interview stages.
Source and safety check
- Jobzilla Nigeria
- Original source link available
- Application method is clear
- Deadline not specified
- No major risk signal was detected in the captured text.
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Interview preparation
- What experience makes you a strong fit for this HV Circuit Breaker Specialist role in specialist, technical services?
- How have you handled responsibilities similar to those in this job post?
- Are you available to work in Not specified under the listed contract or schedule?
- Prepare examples with clear responsibilities, tools used and measurable outcomes.
- Review the source and research IOTA Group before the interview.
Ask what the first priorities will be in the role and how success will be measured.
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Original source description
Job Purpose
This technical service will be carried out in Nigeria.
The aim is to extend and upgrade five existing high-voltage (HV) electrical substations as a turnkey project.
This location could be changed according to the progress of the work and the project needs.
Scope of Work
The HV Circuit Breaker Specialist (132 kV and 330 kV) shall be moved to one of the Substation sites.
Main Goals
Coordinate installation and commissioning interfaces with HV, P&C and Customer teams.
Deliver reliable and fully documented commissioned circuit breakers.
Represent 132 kV and 330 kV circuit breaker installation, testing and commissioning activities.
Support Ready for Commissioning (RFC) and Energization.
Ensure safe and compliant installation, testing and commissioning of HV circuit breakers.
Deliverables
Ensure compliance with Company’s HSE, QA/QC and commissioning procedures.
Record test results and prepare commissioning reports and checklists.
Supervise installation and assembly of 132 kV and 330 kV circuit breakers in accordance with approved drawings and OEM instructions.
Identify defects, manage punch lists and support corrective actions.
Support final handover documentation and as-built records.
Verify protection interfaces, SCADA signals and control system integration.
Approved installation, testing and commissioning procedures.
Engineering drawings and technical documentation.
Supervise and perform circuit breaker timing, contact resistance and operating mechanism tests using the OMICRON CIBANO 500, CMC 356, CMC 256 plus.; witness insulation and SF6 tests where applicable.
Project specifications and contractual documentation.
Support SAT, customer inspections and energization activities.
Supervise pre-installation inspections and verify circuit breaker readiness.
Installation and commissioning standards
Supervise functional tests, interlocks, alarms and trip / close sequence verification.
Review installation, testing and commissioning procedures, drawings and vendor documentation.
Qualifications
- Requirements for Technical Services:
- Knowledge of IEC standards and OEM procedures; relevant training certificates mandatory.
- Minimum 7 years of experience in HV circuit breaker installation, testing and commissioning.
- Knowledge of HV circuit breaker mechanisms and applicable testing methods, with proven ability to operate the OMICRON CIBANO 500, CMC 356, CMC 256 plus.
- English mandatory.
- Experience with 132 kV and 330 kV AIS/GIS circuit breakers.
- How to Apply
- Interested and qualified candidates should:
- Click here to apply online
- Note:
- This position is open to ALL nationals.
- View all Jobs in Nigeria
- Anambra State