Senior Infrastructure Services Manager VMware, Microsoft & Linux Platforms (High Security Clearance - DV) Location: Erskine or Newcastle Work Mode: Hybrid/Remote flexibility with 24x7 rotational support Summary We are seeking a highly skilled infrastructure leader with extensive experience across VMware, Microsoft, and Linux ecosystems. This role blends deep technical expertise with operational leadership, supporting enterprise-grade virtualization, cloud, and server platforms. Youll manage complex incidents, drive automation, and ensure platform resilience across hybrid environments. The successful candidate must be a sole UK national and hold or be eligible for high-level UK government security clearance (DV). Please note we can consider candidates from both Erskine or Newcastle locations. Essential Job Functions Provide expert technical support in infrastructure services, responding to complex issues and inquiries Deliver L3 support for VMware environments: vSphere, vSAN, NSX-T/V, VCF, Tanzu Kubernetes Grid Administer Linux servers (RHEL, CentOS, Ubuntu) and troubleshoot OS-level issues, containers, and automation Troubleshoot Microsoft platforms including Azure, SCCM/Intune, SQL Server, Active Directory, and Windows Server Support VMware Site Recovery Manager (SRM) and Aria Suite tools (vRealize Operations, Automation, Log Insight) Assist in the implementation of infrastructure projects and initiatives, executing assigned tasks Continuously monitor and troubleshoot infrastructure systems, ensuring optimal performance Collaborate with the team to improve infrastructure efficiency and resolve technical challenges Participate in the development of infrastructure documentation, including incident reports and configuration details Apply deep technical knowledge and critical thinking to address complex infrastructure-related problems Follow established best practices and standards in infrastructure service delivery Coordinate with vendors (e.g., Microsoft) and internal stakeholders to meet SLA targets and minimize escalations Participate in rotational 24x7 support and weekend standby for critical issues Required Skills & Technologies VMware vSphere, NSX-T/V, SRM vSAN, VCF, Tanzu Aria Suite (vRealize) PowerCLI, vRO, Terraform Networking fundamentals Microsoft Azure, SCCM, Intune SQL Server, AD, ADFS Windows Server, Hyper-V Azure AD, Debugging Tools SLA & escalation management Linux RHEL, CentOS, Ubuntu Bash, Python, Ansible Docker, Kubernetes Systemd, YUM/APT CI/CD familiarity Basic & Preferred Qualifications Basic: Bachelors degree in a relevant field or equivalent combination of education and experience Typically 5 years of relevant work experience, with at least 2 years in a similar role Proven experience in infrastructure technology analysis Proficiencies in data analysis and problem-solving A continuous learner who stays abreast of industry trends and emerging technologies Preferred: Advanced degree in a relevant field Certifications such as Cisco CCNA, AWS Certified Solutions Architect, CompTIA Security, VMware VCP, Microsoft Expert, or RHCE Experience in secure environments or government contracts Security Requirement Must hold or be eligible for high-level UK government security clearance