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Security Engineering Team Lead

ESO · Remote

📍 Remote, UKvia greenhousePosted 2026-06-26
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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 Frameworks’ e.g. Azure Well Architected Framework   Network experience – whether designing and building, managing or troubleshooting – you should have experience and confidence in your networking knowledge   Applying security to networks, hosts, web applications and cloud native deployments   Working with toolsets from one or more of: asset management, vulnerability management, firewalls, SIEM, PAM, IDS/IPS, EDR/XDR, DLP, SWG, WAF, CSPM, CNAPP   A solid understanding and ideally experience in the design, implementation or run of one or more of: SAST / DAST / IAST / RASP   You should also:   Having knowledge of Continuous Integration / Continuous Deployment best practices, and securing pipelines   Understand current attack tactics, techniques and procedures along with the use of MITRE Attack framework and associated MITRE security research   Be inquisitive, have a passion for what you do and understanding how your work impacts and contributes ESO’s success   Who You Are – it’s desirable if you have any of the following   Exposure to Infrastructure as Code and Azure native technologies   Experience with threat modelling, NIST and CIS frameworks   Knowledge of application security standards such as OWASP Top 10, SANS / CWE 25   Benefits & Perks! You will have fantastic benefits at ESO including but not limited to; Life insurance (4 x base salary) Income protection insurance A generous pension contribution Private medical insurance including optical and dental A health cash plan Modern City Centre office in Belfast - Northern Ireland, and a flexible hybrid working policy (this role is Remote within UK) AwardCo Recognition Program Enhanced paternity leave and pay, enhanced adoptive pay, enhanced maternity pay -  12 weeks full pay after 6 months' service. Enhanced short and long-term sick pay 25 days holiday which increases year on year until you reach 5 years of service + 14 additional days 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

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