Systems Engineer - Electronic Systems

Our IT Managed Services business enables customers to innovate, transform, and seize new opportunities. The Technical Operations function underpins this mission by delivering enterprise-grade, 24x7x365 technical support to mid-market clients across both public and private sectors. \We operate a shared services model aligned with ITIL v4, enabled by ServiceNow, automation, and the practical use of generative and agentic AI. As a Systems Engineer within our 24x7 Operations function, you will be a capable all-rounder, providing second-line operational support across both core infrastructure and Microsoft Modern Workplace services. This is a shift-based role operating as part of a shared 24x7 squad. You will work across multiple customer environments, following defined standards and runbooks, while developing breadth and depth across Windows Server, Azure, Microsoft 365 and endpoint management technologies. \This is a shift-based role forming part of a 24x7 operations squad. Candidates must be willing and able to work a 24x7 pattern including nights, weekends, and public holidays. \Provide second-line support across Windows Server, Active Directory, Microsoft Azure, Microsoft 365 and virtualisation platforms. \Support Microsoft Modern Workplace services, including Windows client operating systems, Microsoft Intune, Configuration Manager (SCCM) and device compliance policies. \Resolve incidents, fulfil service requests and implement approved changes in line with ITIL processes and operational standards. \Carry out patching, backup checks, endpoint updates and configuration tasks using defined runbooks and tooling. \Use monitoring, event management and CMDB data to support effective triage and resolution activities. \Maintain accurate and timely updates within ServiceNow, ensuring tickets, changes and configuration items are correctly recorded. \Participate fully in shift handovers, ensuring continuity of service awareness and in-flight actions. \Identify recurring issues, procedural gaps or monitoring noise and raise improvement opportunities through the appropriate channels. \Practical experience supporting Microsoft-based infrastructure and workplace services in an operational environment. \Working knowledge of Windows Server administration and core Active Directory concepts. \Foundational experience with Microsoft Azure and Microsoft 365 services. \Experience supporting Windows endpoint environments, including Intune and/or Configuration Manager. \Familiarity with ITSM tools such as ServiceNow, including accurate ticket and change management. \Understanding of ITIL practices, particularly Incident, Change and Problem Management. \Capability to work a 24x7 shift pattern, including nights, weekends and public holidays. \Eligibility for UK Government Security Check (SC) clearance. \Experience using monitoring tools such as LogicMonitor or equivalent. \Microsoft certifications such as Azure Fundamentals, Microsoft 365 Fundamentals or Endpoint Administrator Associate. \26 days’ holiday + bank holidays (and the option to buy more) plus 1 paid volunteering day every year \n ~ Exceptional family leave, 26 weeks fully paid maternity/adoption, 4 weeks fully paid paternity, 22 weeks fully paid shared parental leave, plus 5 days paid bereavement leave \n ~ Robust sick pay of up to 13 weeks full pay + 13 weeks half pay \n ~24/7 Employee Assistance Programme for confidential support \n ~ Private medical insurance for everyone, no medical-history exclusions \Financial benefits that have your back \Performance-based rewards tailored to your role, from company-wide bonuses to OTE and commission structures \n SkillsHub learning platform with leadership pathways, future-manager training, and a huge online library \n Access to external training and apprenticeships \Pennies from Heaven donate the pennies from your pay check to help make a difference without lifting a finger \Plus plenty other flexible benefits to suit your lifestyle on our RewardHub, including: \ULEV car scheme with 1,000+ models \n Dental insurance, Health Cash Plan, Critical Illness Cover, Partner Life Cover \At OneAdvanced, we are at the forefront of delivering sector-focused technology solutions that simplify complexity, drive meaningful progress, and help build a fairer, more inclusive society. \We’re much more than a software company. We deliver SaaS workflow applications and IT services that power organisations across Education, Government, Healthcare, Legal, Manufacturing, Housing, Retail, and more. \OneAdvanced is one of the UK’s largest business software and services companies. Our secure, scalable platform, including OneAdvanced AI, our private AI service for UK organisations, powers connectivity and innovation across critical sectors. Alongside our software are our IT services, including hosting, managed services, and application modernisation. \We strive to create an inclusive workplace that drives innovation and collaboration, championing diverse perspectives and ideas. Our Environmental, Social and Governance (ESG) strategy is embedded in everything we do, guiding us to create meaningful impact for our people, our customers and the planet. \