A global professional services organization is hiring an experienced Infrastructure Security & Platform Manager to lead improvements across its enterprise network and platform security environment. This senior technical leadership position combines hands-on security engineering, team management, and strategic development. The successful candidate will strengthen infrastructure security controls, improve operating standards, and help build a more mature security engineering function. RESPONSIBILITIES Lead and mentor a team of infrastructure security engineers.Own network security controls, including firewall security, segmentation, and secure connectivity.Develop and improve server and platform hardening standards.Establish CIS-aligned configuration baselines.Oversee endpoint protection and device security capabilities.Partner with cloud and infrastructure teams on Azure and hybrid security controls.Build and execute infrastructure security improvement roadmaps.Improve security governance, automation, technical remediation, and operational resilience. Role Requirements 10+ years of relevant cybersecurity or infrastructure security experience.Strong network security and firewall technology background.Experience with Windows/Linux server hardening and infrastructure security.Practical knowledge of CIS Benchmarks and secure configuration practices.Experience implementing security controls within complex enterprise environments.Demonstrated technical team leadership and mentoring experience.Ability to balance technical troubleshooting with strategic planning.Strong collaboration and communication skills.Bachelor's degree in a related discipline or equivalent experience. PREFERRED EXPERIENCE CISSP, CISM, or similar certification.Azure cloud security posture management experience.Security automation experience with scripting or infrastructure-as-code.Broader exposure to endpoint, data protection, and container security.