Security Engineering Team Lead
ESO
| Company | ESO |
| Category | Uncategorised |
| Location | Remote |
| Remote | Remote |
| Employment | Not stated |
| Level | Not stated |
| Salary | Not stated by the employer |
| Posted | 29 May 2026 |
| Last verified | 30 Jul 2026 |
| Source | Employer career page (greenhouse) |
Description
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 S ecurity E ngineer ing Team Leader to join our UK team, working alongside teams in Belfast, Denmark, Czech ia and the U nited 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, support ing 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 s , 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 a cross our portfoli o .
Our S ecurity E ngineers have a high degree of autonomy, and are part of a high functioning, motivated and forward-thinking team . Y ou 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
Lead our team of Security Engineers – assisting with decision making and solution analysis, and enabling them to deliver security consulting to the wider business
Work directly with, and provide escalated support and guidance to, our Product & Technology teams to assist in how our platform is built and how our applications behave; supporting everything from the security of our users inside our products to how our applications connect to the Internet.
Have significant impact on the security of our systems that are used by thousands of fire fighters, paramedics and hospitals worldwide.
Be a key part of our cyber security team, with demonstrable impact on the security of our systems and applications.
Help our teams to model threats using the STRIDE model, against new designs, ensuring appropriate protection and controls are in place.
Make a difference by mitigating vulnerabilities across our systems, helping developers to produce secure code and evaluating new next-gen security technologies.
Respond to security and compliance issues generated via analysis or automated tools.
Work collaboratively cross-team, to impart your expertise across the organisation.
Be in the detail, working shoulder-to-shoulder with our technology teams.
Who You Are - some of the essential things required to be successful in the role
At least 5 years’ experience in securing software or infrastructure in cloud platforms (e.g. Microsoft Azure, AWS, GCP)
Your experience should include;
Securing systems in line with ‘Well Architected Framework
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