Senior Electrical Engineer - Data Centre

About the Role

As one of Ireland's most progressive and people-focused building consultancies, we are expanding our team with an experienced Senior Electrical Engineer – Data Centre to support the delivery of major hyperscale data centre developments in Ireland.

This is an excellent opportunity for an experienced electrical engineer who wants to move beyond traditional design and become a trusted technical advisor overseeing quality, resilience and performance on large-scale mission-critical projects.

You will work within ORS's Data Centre delivery team providing independent technical review, QA/QC oversight, commissioning support and Employer's Representative services for some of the most technically demanding projects being delivered in Ireland.

You will provide technical leadership across Data Centre and mission-critical projects throughout design, construction, commissioning and handover phases. The role is focused on ensuring electrical systems are designed, installed, tested and commissioned to the highest standards while meeting client requirements and industry best practice.

You will work closely with clients, consultants, contractors, commissioning teams and specialist vendors to support successful project delivery.

Key Responsibilities

Lead electrical design and technical assurance reviews.

Review electrical calculations, specifications and technical submissions.

Assess system resilience, redundancy strategies and operational performance.

Review contractor shop drawings and commissioning documentation.

Support the resolution of technical queries and RFIs.

Carry out site inspections and construction quality reviews.

Participate in multidisciplinary design coordination meetings.

Witness Factory Acceptance Tests (FAT), commissioning activities and Integrated Systems Testing (IST).

Review energisation strategies and operational readiness plans.

Support project handover, documentation reviews and technical close-out activities.

Provide technical input to risk reviews and value engineering exercises.

Essential Requirements

Degree in Electrical Engineering.

Chartered Engineer status or working towards chartership.

10+ years' experience within electrical building services, mission-critical facilities or data centres.

Strong knowledge of:

MV and LV Distribution Systems

Generators

UPS Systems

Switchgear

Transformers

EPMS Platforms

Protection Systems

Power Monitoring and Control Systems

Commissioning and Testing Processes

Experience reviewing electrical designs, calculations and contractor submissions.

Strong communication and stakeholder management skills.

Ability to work independently and manage technical reviews across multiple projects.

Desirable Requirements

Data centre project delivery.

FAT, SAT and IST witness activities.

QA/QC, Employer's Representative or Technical Advisor experience.

Hyperscale or colocation facility projects.

Operational readiness and commissioning support.

Experience working across design, construction and commissioning phases of major projects.

What We Can Offer You

Being part of ORS means more than just a job, it means joining a company that invests in you and your ambitions with transparency, structure and support.

We are delighted to offer a suite of benefits when you join ORS, which include:

Competitive salary

Performance-related bonus

Pension scheme with matching contributions

Remote-first hybrid model – use your home as a base and any of our office locations as you see fit

Work from abroad

Flexible working hours

Access to over 60 health disciplines through our Kara Connect Platform

Continuous Professional development (CPD) programme & funding

Paid maternity, paternity and fertility leave

Company and birthday annual leave days

Death in Service benefit

Tax saver - travel and bike to work

Culture, social, wellness and CPD committees

Talent Development Programmes

Access to leading career coach Gerry Duffy

About ORS

ORS is a world-class multidisciplinary building consultancy with more than 30 years of delivering technical excellence across the built environment. Our mission is simple but powerful: We endeavour to make the lives of our team, clients, partners and communities happier and better in the ways that really matter every single day.

Don’t just take our word for it! ORS has won numerous awards, recognising our Great Place to Work culture.

Ranked 27th Best Small & Medium Workplace in Europe, Great Place to Work 2026

Winner of Best Workplace for Remote & Distributed Teams, Workplace Excellence Awards 2026

Winner of HR Team of the Year, Workplace Excellence Awards 2026

Winner of Best Workplace for Diversity, Equity & Inclusion, Workplace Excellence Awards 2026

Winner of Consultancy Firm of the Year, Irish Design & Build Awards 2026

Winner of Engineering Consultancy of the Year, Engineering Excellence Awards 2025

Winner of Graduate Programme of the Year, Engineering Excellence Awards 2025

Winner of Best Company to Work For, Irish Design & Build Awards 2024 & 2025

Top 3 Medium-Sized Company, Great Place to Work Awards 2025

Best Workplace for Health & Wellbeing, Great Place to Work 2025

Silver Accreditation, Investors in Diversity 2025

Winner of Best People Development of the Year, Engineering Excellence Awards 2024

Winner of Recruitment & Retention Strategy, Workplace Excellence Awards 2024

Great Place to Work Certified consecutively since 2017

Engineers Ireland CPD Accredited since 2017

ORS is committed to creating a diverse and inclusive company culture. We foster a culture of inclusion for all employees that respects and supports their individual strengths and experiences.