Location: Cheltenham, UK (Hybrid working) Benefits: 27 days holiday plus Wellbeing day, Private Medical Insurance, Bonus scheme, Sharescheme, Enhanced pension plan, Life assurance, On-site gym, Free on-site parking, Salary sacrifice schemes for Technology and Electric Vehicles. Role Overview Are you passionate about network security and ready to take ownership of critical infrastructure? We’re looking for a Network Security Specialist to provide expert oversight and governance of our Cisco firewall and network security systems. Reporting to the Connectivity Services Manager, you’ll play a pivotal role in ensuring the integrity, performance, and compliance of our firewall, VPN, and identity-based access control systems. This is a strategic and hands-on role, supporting both operational excellence and future transformation initiatives across our global security landscape. Your Objectives And Responsibilities Will Focus On… Maintaining the integrity and performance of Cisco firewall, VPN, and identity-based access systems. Administering Cisco firewall infrastructure (ASA, FTD) and ensuring configurations meet security and operational standards. Collaborating with third-party service providers to deliver managed firewall and security services. Supporting the design and troubleshooting of site-to-site and remote access VPNs. Integrating and managing Cisco Identity Services Engine (ISE) for network access control and segmentation. Monitoring performance using dashboards and logs, and generating reports for operational and compliance purposes. Ensuring all changes follow established change management processes. Driving resolution of network security incidents and vulnerabilities. Aligning current practices with future-state architecture, including Secure Access Service Edge (SASE) models. Ensuring compliance with regulatory and internal risk frameworks (e.g., ISO, NIST, GDPR). Your Previous Experience Is Likely To Include…. Hands-on management of Cisco firewall technologies (ASA, FTD, FMC). VPN configuration and administration (site-to-site and remote access). Experience with Cisco ISE for policy enforcement and access control. Familiarity with network security architecture including segmentation, NAT, ACLs, and intrusion prevention. Working with third-party managed services and vendors. Operating in ITIL-aligned environments (incident, change, and problem management). Exposure to SASE principles and cloud-delivered security models (e.g., ZTNA, SWG, CASB). Use of network monitoring and logging tools (e.g., Cisco SecureX, Splunk, SolarWinds). Participation in security audits, compliance assessments, or risk management initiatives. To be successful in this role you will… Demonstrate Company Core Values at all times Hold certifications such as CCNA (Security or Enterprise) and Cisco Certified Specialist – Security Core (or equivalent). Demonstrate a strong understanding of TCP/IP, routing, switching, and security protocols. Ideally possess additional certifications such as CCNP Security, Cisco CyberOps Associate, ITIL Foundation, or CompTIA Security. Be familiar with cloud platforms like Azure or AWS and their networking/security models. Communicate effectively across teams and with stakeholders, contributing to strategic initiatives and delivering measurable outcomes. Spirax Group is a FTSE100 and FTSE4Good multi-national industrial engineering Group with expertise in the control and management of steam, electric thermal solutions, peristaltic pumping and associated fluid technologies. Our Purpose is to create sustainable value for all our stakeholders as we engineer a more efficient, safer and sustainable world. Our technologies play an essential role in critical industrial processes and industrial equipment across industries as diverse as Food & Beverage, Pharmaceutical & Biotechnology, Power Generation, Semiconductors and Healthcare. With customers in 165 countries, we provide the solutions that sit behind the production of many items used in daily life, from baked beans to mobile phones! Our Purpose, supported by our inclusive culture and Values, unites us, guides our decisions and inspires us everywhere that we operate. We support our colleagues to make their difference for each other as well as customers, communities, suppliers, our planet and shareholders by creating a truly equitable working environment where everyone feels included. Benefits You will receive a competitive salary (and a discretionary bonus), flexible working and excellent benefits including 27 days holiday allowance (before bank holidays), 3 days’ paid volunteering leave, comprehensive private healthcare, enhanced pension plan, life assurance, optional participation in a Share Ownership Plan, free onsite parking, flexible benefits, and access to a personal discounts’ portal. We also offer a range of additional support and benefits through our Everyone is Included Group Inclusion Plan, detailed below. Everyone is Included at Spirax Group We are passionate about creating inclusive and equitable working cultures where everyone can be themselves and achieve their full potential. For us, that means supportive teams and strong relationships where everyone’s contribution is valued - across social and cultural backgrounds, ethnicities, ages, genders, gender identities, abilities, neurodiversity, sexual orientation, religious beliefs, and everything else that makes us human and unique. We want everyone to be able to make their difference here, so we will always consider requests for flexible working. We know that everyone needs some extra help from time to time too, so we have introduced a range of additional benefits through our Group Inclusion Commitments. These include gender-neutral parental leave, 15 days of extra paid caregiver leave, paid time off and support for anyone experiencing pregnancy loss or domestic abuse, menopause-friendly workplace principles and more. Learn more at www.spiraxgroup.com/en/life-at-spirax/our-inclusive-group/our-inclusion-commitments. We are also a Disability Confident Committed Employer. If you would like to apply using this scheme, please select this option in our application form or notify our recruitment partners.