Senior Infrastructure & Cybersecurity Engineer (UK)

Location: Remote job <p class="MsoNormal"><strong><u><span style="color:#121317">Why A‑Gas?</span></u></strong></p><p class="MsoNormal"><span style="color:#121317">At A‑Gas, what we do matters — every single day. We are a global leader in Lifecycle Refrigerant Management. We help industries reduce emissions, protect the environment, and transition to a more sustainable future.</span></p><p class="MsoNormal"><span style="color:#121317">Our goal is clear: to protect and improve the environment by effectively managing refrigerants throughout their entire lifecycle.</span></p><p style="min-height: 1.7em;"></p><p><strong><span style="color:#121317">Job Purpose</span></strong></p><p><span style="color:#121317">A‑Gas is strengthening its global infrastructure and cyber resilience across IT and OT environments. We are seeking a Senior Infrastructure &amp; Cybersecurity Engineer who will support the Head of Infrastructure in designing and evolving secure, resilient infrastructure and network architectures. This role focuses on maximizing business continuity, eliminating single points of failure, and protecting critical assets.<br><br>The position holder will identify and design mitigations for cyber vulnerabilities, working closely with Managed Service Providers (MSPs) to execute remediation and validate outcomes. They will collaborate with OT engineers and Product Owners to ensure manufacturing systems, legacy operating systems, and critical business products remain available and secure.</span></p><p style="min-height: 1.7em;"></p><p><strong><span style="color:#121317">Essential Experience</span></strong></p><ul><li><p class="MsoListBulletCxSpFirst"><span style="color:#121317">7+ years in infrastructure engineering, with strong exposure to security and resilience design.</span></p></li><li><p class="MsoListBulletCxSpMiddle"><span style="color:#121317">Expertise in VMware virtualization, Microsoft stack (Entra ID/Azure AD, Windows Server, Intune, M365, Defender, Sentinel).</span></p></li><li><p class="MsoListBulletCxSpMiddle"><span style="color:#121317">Proven experience designing redundant network architectures and implementing business continuity strategies.</span></p></li><li><p class="MsoListBulletCxSpMiddle"><span style="color:#121317">Familiarity with Meraki networking and firewall configuration for secure cross-business connectivity.</span></p></li><li><p class="MsoListBulletCxSpMiddle"><span style="color:#121317">Knowledge of CIS18 controls, NIST CSF, and Zero Trust principles.</span></p></li><li><p class="MsoListBulletCxSpLast"><span style="color:#121317">Strong scripting/automation skills (PowerShell, Bash) and ability to validate MSP deliverables.</span></p></li></ul><p style="min-height: 1.7em;"></p><p><strong><span style="color:#121317">Desirable</span></strong></p><ul><li><p class="MsoListBulletCxSpFirst"><span style="color:#121317">Experience with PAM solutions (CyberArk or similar), SIEM/SOAR tuning, WAF, IDS/IPS.</span></p></li><li><p class="MsoListBulletCxSpLast"><span style="color:#121317">Exposure to industrial control systems (ICS) and OT security best practices.</span></p></li></ul><p style="min-height: 1.7em;"></p><p><strong><span style="color:#121317">Certifications</span></strong></p><ul><li><p class="MsoNormal"><span style="color:#121317">AZ‑500 (Azure Security Engineer), SC‑100 (Cybersecurity Architect), CISSP, or equivalent.</span></p></li></ul><p class="MsoNormal" style="min-height: 1.7em;"></p><p class="MsoNormal"><strong><u><span style="color:#121317">What do you get in return?</span></u></strong></p><ul><li><p><span style="color:#121317">Competitive and attractive employment package</span></p></li><li><p><span style="color:#121317">Employer pension scheme</span></p></li><li><p><span style="color:#121317">Flexible working hours (depending on the role)</span></p></li><li><p><span style="color:#121317">Collective benefits program</span></p></li><li><p><span style="color:#121317">Employee Assistance Program (support for work and personal matters)</span></p></li><li><p><span style="color:#121317">Cycle to work scheme</span></p></li><li><p><span style="color:#121317">Team activities in summer and around Christmas</span></p></li></ul><p class="MsoNormal"><span style="color:#121317">&nbsp;</span></p><p class="MsoNormal"><strong><u><span style="color:#121317">Why choose A‑Gas?</span></u></strong><u><span style="color:#121317"><br></span></u><span style="color:#121317">Because your work contributes to something bigger:</span></p><ul><li><p><span style="color:#121317">A safer climate</span></p></li><li><p><span style="color:#121317">A more sustainable industry</span></p></li><li><p><span style="color:#121317">An organization with a clear mission, innovative strength, and long-term vision</span></p></li></ul><p class="MsoNormal"><span style="color:#121317">&nbsp;</span></p><p class="MsoNormal"><span style="color:#121317">Together, we are building a sustainable future.</span></p><p class="MsoNormal">&nbsp;</p> <br> <p>Find more <a href="[Link Protected] Speaking Jobs in United Kingdom</a> on Arbeitnow</a> GDPR Compliance: Sourced via verified public channels under Legitimate Interests (Art. 6(1)(f) GDPR). 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