Who We Are

We reinvented the Irish mobile market when we launched in 2005. Now, after almost €2 billion in investment, we carry more mobile data than any other mobile company in Ireland. And we’re not slowing down. To be Ireland’s best network, we need people who share our passion to make it count.

That's where you come in!

We invest in you

Working at Three is a journey full of opportunities to grow while delivering projects that matter. We believe in collaboration and trust you to progress in a way that produces amazing results for customers. We encourage personal development and you will have the support you need to follow the career path you want.

We recognise your hard work

We recognise a job well done and appreciate the effort you put in. Our 3Appreciate programme gives real rewards to those who take it to another level. You’ll also have the chance to support charities, go to gigs and get involved with our packed social calendar!
Our Perks
Enjoy smartphone discounts, volunteer opportunities, ticket giveaways and more on top of a competitive salary and benefits package.
Competitive salary and benefits
Competitive salary and benefits
Twenty-five holiday days with the option to buy more and two company days. Excellent health insurance options, pension contribution, dental cover and more.
Phone and 3Plus rewards
Phone and 3Plus rewards
Smartphone with a generous employee plan, ticket giveaways, discounts and exclusive offers.
Wellness and social
Wellness and social
Sports and social club, fitness classes, charity events, seasonal family events and awesome off-site adventures.
We give back
We give back
Three is a responsible company, active in the community. That’s why we offer paid volunteer leave and ongoing support to special charity partners.
Challenge and opportunity
Challenge and opportunity
We encourage internal mobility whether it is a permanent move or secondment opportunities, so your career can grow.
Learning and development
Learning and development
Dedicated learning support, LinkedIn Learning and grants for further education and training.
Our Culture
Empowerment, ownership and achievement are at the heart of how we work.
Our Culture

Our shared values create customer experiences that move people. We believe in making the most of every moment and go beyond the expected to deliver amazing moments for customers. Empowerment, ownership and achievement are at the heart of how we work, and we achieve amazing things when we work together. This means you’ll be trusted to make a real difference and achieve great results. Together, we’ll make sure you have everything you need to succeed.

Our People
People are our strength and we want the best to join our team.
Our People

People at Three come from many backgrounds, but we all share a passion for customers and a desire to help each other achieve. We value openness, honesty and people who want to make it count.

That’s where you come in!

Meet some future colleagues!
Kathryn O Sullivan - Sales Dev Manager at Three
Kathryn O Sullivan
Sales Development Manager
Starting in inside sales and progressing to sales development team manger, Kathryn has experienced first hand Three’s culture of empowerment. And now, with several promotions from her own team, she’s giving back by helping others reach their career goals.
Asis MartinOar - Digital Design Lead at Three
Asis MartinOar
Digital Design Lead
Asis has had a rollercoaster journey since joining Three and loved every second. With more opportunities to work on larger projects, he’s developing all-new skills and finding more reasons to be motivated every day. And thanks to exceptional teamwork, there’s no challenge too big.
Janis Molloy - Commercial Finance Manager at Three
Janis Molloy
CSR Executive
Janis knows all about Three’s place in the community and how it encourages people to make a difference in and out of work. She recently scooped a Hero Award for her outstanding efforts on a school partnership programme – helping secondary school students develop interview skills and much more.
Make your career count today.
We’re ready to make it happen. Have a look at our current opportunities right now.