Job title: Senior Infrastructure Engineer Location: Caerphilly with potential travel to other customer sites Salary/Package: Basic Salary non-sales Incentive Benefits 25 days holiday entitlement, rising to 28 days after 5 years of service Holiday Purchase Scheme Company-supported CSR Volunteer Day 2 days for personal wellbeing Pension scheme with Salary Sacrifice/Exchange option (subject to eligibility) Electric Vehicle salary sacrifice scheme (subject to eligibility) Death in Service x4 basic salary Partially subsidised Private Medical Insurance SAGE Employee Benefits scheme Salary sacrifice charity donation scheme Christmas Savings Club Company Lottery Out-of-town offices with free parking Hybrid working arrangement Mon & Fri optional WFH days Company Overview Our client is a leading ICT supplier with over 40 years of experience. Known for its financial strength and quality of services, the company has a proven track record in supplying under numerous framework agreements and winning government contracts. The company offers Managed Services and Solution Design, ensuring a wide and varied career path for its employees. Role Description As a Senior Infrastructure Engineer, you will be crucial in providing expert-level support, managing escalations, and leading complex technical solutions for their Managed Service customers. This role demands excellent communication and problem-solving skills, along with the ability to work both independently and collaboratively to deliver high-quality outcomes. Key Responsibilities D eliver outstanding 3rd line technical support for all EUC-related incidents and service requests. Manage and optimise enterprise EUC environments, including Windows, macOS, mobile devices, virtual desktops (VDI), and collaboration tools. Maintain and support Microsoft 365, Intune, Active Directory, Group Policy, and other modern workplace technologies. Deploy and manage endpoint security solutions, patching, and compliance policies. Provide technical leadership and mentorship to Tier 1 and Tier 2 engineers. Lead major incidents, problem management, and root cause analysis. Collaborate with project teams on EUC transformation initiatives. Maintain and update IT documentation and processes. Working Hours The role operates within a shift pattern between 0700 to 1800 daily, with occasional weekend and public holiday working. Additional hours may be required for the proper performance of duties. Participation in an on-call rota for remote out-of-hours technical support is also expected. Essential Experience Proven experience as a senior engineer within an MSP environment. Excellent problem-solving skills and ability to manage high-pressure escalations. Strong communication skills for effective client and internal team interactions. Familiarity with ITIL framework and structured support environments. Expert knowledge of Windows 10/11, Microsoft 365, Intune, Autopilot, Azure AD, Group Policy, and Sentinel. Experience with virtualisation technologies (Proxmox, Microsoft Hyper-V), public cloud solutions (Azure or AWS), and network technologies (LAN/WLAN/WAN). Hands-on expertise in PowerShell scripting for automation and system management. Strong experience with desktop virtualisation technologies (Citrix, VMware Horizon, Windows 365, AVD). Proven experience in managing and fault-finding AV technologies (Sophos, Defender). Exposure to backup technologies (Veeam, Carbonite, SaaS Protect, E-Vault). Desirable Experience Experience with device management solutions (SCCM, Jamf). ITIL v3/4 Foundation certification. Experience with UC Technologies (IP voice, Collaboration Database systems: Microsoft SQL Server). Minimum of 5 years in an MSP environment. Use of 3rd party patching tools (Ninja, Action1, Winget). Competencies Effective communication skills Professional and positive interaction Strong work ethic and commitment to task completion Routine problem-solving abilities For immediate consideration please send your CV in today