ESB Summer Technical Internship/Undergraduate Programme - 2026

Are you looking for work experience as an engineering or related professional in the energy sector? Are you studying for a qualification in areas such as electrical/electronic, civil/structural, quantity surveying, energy, environmental, mechanical, planning, control/automation, or other STEM related professions? If so, why not join ESB, Ireland’s foremost energy company, where we are driven to make a difference, to achieving Net Zero by 2040?

Our Technical Internship Programme offers both College Placements and Summer Internships to future STEM professionals. The objective of our programme is to give you an opportunity to experience the energy sector while undertaking real technical work and for ESB to find potential future employees. If you join us, you will grow professionally, develop key skills and actively contribute to ESB’s Net Zero by 2040 strategy. You could also finish up with a Graduate Programme or further Internship offer.

With a workforce of more than 1,000 specialists spanning engineering and many other STEM related fields, ESB is committed to nurturing expertise and critical skills essential to Ireland’s future growth and development We see investing in our people, the current and future drivers of our organisation, as a central pillar of our strategy. 

The programme has a wide variety of opportunities:

In Engineering and Major Projects (Dublin & Cork), you join teams providing essential technical inputs to enable delivery of ESB's Net Zero by 2040 strategy across Generation and Networks.

In Networks (Dublin, Cork, also some selected locations nationwide) you work to ensure the provision of secure and reliable electricity transmission and distribution while facilitating the renewable energy transition for electricity, transport and heat.

In Generation (in selected power generation stations nationwide) you work in roles operating, maintaining and optimising existing assets as well as developing and building new, thermal and renewable energy sources.

In Telecoms (Dublin & Cork) you work to build, operate and maintain Ireland's largest private telecoms network facilitating operation of ESB, the electricity networks and many renewable generation facilities.

In Customer Solutions (Dublin) you work to help customers optimise their energy production and usage and find sustainable energy solutions in our eCars and Smart Energy Services teams.

What We Look For?

• Working towards a Degree in Engineering, Quantity Surveying, Environmental, Planning or a related field
• Have completed two years of a 3rd level degree and be returning to college in September
• Must not be in their final year of their primary degree
• Ability to deliver results in a fast-paced team environment 
• Excellent communication and interpersonal skills
• Excellent analytical skills combined with the ability to learn quickly
• Flexibility regarding work location
• Willingness to travel to site and other offices
• Experience with MS Office

Successful applicants must be available to commence their placements 25th May 2026 and be available for summer 2026.

Location: 

As outlined for each business area above. Some opportunities may arise in other parts of the country.

Hybrid working is a feature of some roles outside of generating stations or site-based roles – this is due to the nature of the work you will be involved in. Regardless of the arrangement, we expect interns to spend sufficient time in person at their base location to facilitate their learning.