Senior Electrical Critical Systems Engineer

Cundall Johnston & Partners LLP; Dublin; Hybrid; EUR 90,000 - 130,000; Full time

Job summary

Cundall Johnston & Partners LLP in Dublin is seeking a Senior Electrical Critical Systems Engineer to join its data centre team. You will deliver high‑quality electrical design solutions, drive client‑facing technical strategies, and work on some of the most high‑profile data centre projects worldwide.

You don’t need prior data centre experience; our DC101 programme provides in‑depth training while you contribute to multi‑disciplinary design across regional and international offices.

Qualifications

• Degree in Electrical Engineering or Building Services Engineering.
• Chartered or working towards it; support for career path.
• Experience in a consulting engineering role; initiative and collaboration.

Responsibilities

• Deliver accurate electrical design solutions, including diagrams and layouts.
• Prepare technical specifications, schedules, calculations, reports and documentation.
• Conduct site inspections and surveys to inform design development.
• Coordinate detailed electrical designs with other disciplines and stakeholders.
• Lead and support junior engineers and CAD technicians in design delivery.
• Contribute to internal and external project meetings with electrical expertise.
• Support project teams in delivering high-quality electrical design packages.
• Collaborate with regional and international offices on multi-disciplinary projects.
• Use initiative to resolve design and project challenges.

Skills

Electrical design

Client engagement

Mentoring junior engineers

Multi-disciplinary teamwork

Education

Bachelor's degree in Electrical Engineering

Tools

CAD software

Job description

Senior Electrical Critical Systems Engineer

We are a global, independent, multi-disciplinary consultancy delivering sustainable engineering and design solutions across the built environment. With over 1,200 engineers and designers across 29 locations, we apply our expertise to local market conditions to deliver resilient, low-carbon engineering solutions. We are 100% partner-owned and are proud to have been named Building Magazine’s Engineering Consultant of the Year in 2024, 2022, and 2021.

As part of this role, you will be joining our dedicated data centre team. Established in 2006, we have delivered over 2,000MW of capacity for our clients worldwide. In 2025, we were named Data Centre Consultancy of the Year by Data Centre Review and were ranked in the Top 10 by Data Centre Magazine in 2023.

The Role

We’re looking for an experienced and client-focused Senior Engineer with electrical design experience to join our data centre team.

You will have excellent electrical design and consulting experience, ideally from a highly technical background. Your previous project experience will demonstrate an ability to transition into our data centre sector. You do not need previous data centre experience to apply. Our data centre specialist designers will mentor you as you enter our internal DC101 programme. This will give all new joiners the skills, context, and mentors to successfully transition into the sector and grow your career in this exciting industry.

You’ll play a hands-on role in some of the most high-profile data centre projects in the world. As part of our collaborative, multi-disciplinary team, you will drive the delivery of regional and global data centre projects. As part of the role, you’ll be engaging directly with clients, shaping technical strategies, as well as reviewing and developing designs for our projects. You’ll be trusted to take ownership of your work while being supported by a team of experienced engineers.

Responsibilities

• Deliver accurate electrical design solutions, including schematic diagrams, fault and discrimination studies, and layouts.
• Prepare technical specifications, schedules, calculations, project reports, and supporting documentation.
• Conduct site inspections and surveys to inform and validate design development.
• Coordinate detailed electrical designs with other disciplines and project stakeholders.
• Lead and support junior engineers and CAD technicians in design delivery and professional development.
• Contribute to internal and external project meetings, providing electrical expertise.
• Support project teams in the delivery of high-quality electrical design packages.
• Work with colleagues across regional and international offices on multi-disciplinary projects.
• Use your initiative to proactively resolve design and project challenges.

The Skills

We’re looking for a qualified engineer educated to a degree level in Electrical Engineering , Building Services Engineering, or a related technical discipline. You may be Chartered or working towards it, either way, we’ll support your career path.

You will have gained experience in a consulting engineering role and looking to take this to a new challenge. We value people who bring initiative, problem-solving, and a collaborative mindset to their work.

You don’t need previous data centre experience. Our DC101 programme has been designed to provide in-depth technical training alongside your projects to ensure new joiners can succeed in the industry. This programme has led to multiple award wins and nominations for talent development across the data centre sector.

We know that to be the best at what we do we need a diverse workforce underpinned by an inclusive culture. Creating environments where everyone can find joy doing their best work is also great for everyone. That’s why we positively welcome applications from people of all backgrounds and identities, and encourage, support, and celebrate the diverse voices of our people.