Security Engineering Team Lead

Company: ESO

Location: Belfast

Posted: April 11th, 2026

How You’ll Support Our Mission

ESO’s teams are growing, and our software is in demand globally by firefighters, paramedics, hospitals and governments. To meet this demand, we are building an industry-leading cyber security team in Belfast to protect our customers and data from a variety of fast moving and constantly evolving threats.

We are looking for a Security Engineering Team Leader to join our Belfast team, working alongside teams in Copenhagen, Czechia and the United States. Work alongside our fire, hospital and EMS Engineering teams to secure our mission‑critical applications. These applications are used to help our customers go about their daily job of protecting their communities and saving lives.

You’ll lead our team of Security Engineers, supporting and directing our Product & Technology team to ensure our products and systems are designed and implemented with a priority on security. You’ll collaborate closely with our Product & Technology team, contributing to application architecture and steering system implementation. Your teams’ work will draw on principles like defence in depth and leverage practices such as threat modelling and zero trust across a multi‑cloud environment – with focus on best practice, security by design and implementation of standards and frameworks across our portfolio.

Our Security Engineers have a high degree of autonomy, and are part of a high functioning, motivated and forward‑thinking team. You have the chance to join a diverse, growing and passionate team, working on critical products, whilst being supported with training opportunities and mentoring.

What You’ll Be Doing – the day to day

Who You Are – some of the essential things required to be successful in the role

You should also:

Who You Are – it’s desirable if you have any of the following

Benefits & Perks

About ESO

ESO is a fast‑paced, growing data, technology and research company passionate about improving community health and safety through the power of data. We pioneer innovative, user‑friendly software to meet the changing needs of today’s EMS agencies, fire departments, and hospitals. We serve thousands of customers out of our offices across the US, Canada and Northern Ireland.

Are you ready to Make a Difference?

ESO is committed to creating a diverse and inclusive work environment and is proud to be an equal opportunity employer. We invite you to consider opportunities at ESO regardless of your gender; gender identity; gender reassignment; age; religious or similar philosophical belief; race; national origin; political opinion; sexual orientation; disability; marital or civil partnership status or other non‑merit factor.

Our Equal Opportunity Statement of Policy for Northern Ireland is available on request.

Applicant Privacy Notice – please click here to review the privacy policy which details how your data is collected, used and protected.

#J-18808-Ljbffr
Apply Now