Senior Systems Administrator

6 days ago


London, Greater London, United Kingdom Experis Full time

Job Summary:

Experis is seeking a highly skilled Senior Systems Administrator / 3rd Line Technical Support Specialist to join our team. As a key member of our IT team, you will play a critical role in maintaining and enhancing our critical infrastructure.

Key Responsibilities:

  • Provide expert-level technical support and troubleshooting for complex issues across our hybrid IT environment.
  • Provide 3rd Line technical expertise and support to other technical Operational teams and Project Teams as required.
  • Assist in 1st/2nd/3rd line support as needed, helping to diagnose and resolve user issues promptly and efficiently.
  • Manage and maintain Windows Servers, Azure environments, and related infrastructure, ensuring optimal performance and security.
  • Conduct complex configuration/installation and reconfiguration of server, storage, and communications platforms for business-as-usual changes or projects as required.
  • Operate within an ITIL framework, ensuring that all support activities align with service delivery best practices and standards.

Requirements:

  • Expertise in managing and maintaining Windows Server environments.
  • Proficiency in working with Hyper-V for virtualisation and managing virtual machines.
  • Experience with administering Azure cloud services, including virtual networks, storage, and identity management.
  • Knowledge of hybrid IT environments, managing both on-premises and cloud-based systems.
  • Familiarity with ITIL principles and best practices in service delivery.

About Experis:

Experis is a leading IT consulting and staffing company. We help our clients achieve their business goals by providing expert IT solutions and talent.



  • London, Greater London, United Kingdom Tyrrell Systems Full time

    Job Title: IT Systems AdministratorTyrrell Systems is a rapidly expanding organization focused on smart building technologies and innovative solutions. As a group, we provide end-to-end solutions for building control, reducing energy consumption while maintaining occupant comfort.We are a dynamic team based in the UK, with team members working remotely...


  • London, Greater London, United Kingdom Hays Senior Finance Full time

    About Hays Senior FinanceHays Senior Finance is a leading provider of financial recruitment services, connecting talented professionals with exciting career opportunities.Your New RoleWe are seeking a highly skilled Finance Project Manager to join our team. As a key member of our finance department, you will be responsible for leading the implementation of...


  • London, Greater London, United Kingdom Hays Senior Finance Full time

    About Hays Senior FinanceHays Senior Finance is a leading provider of financial recruitment services, connecting talented professionals with exciting career opportunities.Your New RoleWe are seeking a highly skilled Finance Project Manager to join our team. As a key member of our finance department, you will be responsible for leading the implementation of...


  • London, Greater London, United Kingdom Vivo Talent Solutions Full time

    Exciting Opportunity: Senior Systems Administrator RoleWe are partnered with a dynamic organization in the North West that is experiencing rapid growth both internally and externally. They are seeking a Senior Systems Administrator to join their team and play a crucial role in setting up and configuring new client contracts on their works management...


  • London, Greater London, United Kingdom Vivo Talent Solutions Full time

    Exciting Opportunity: Senior Systems Administrator RoleWe are partnered with a dynamic organization in the North West that is experiencing rapid growth both internally and externally. They are seeking a Senior Systems Administrator to join their team and play a crucial role in setting up and configuring new client contracts on their works management...


  • London, Greater London, United Kingdom BAE Systems Full time

    Position: IT Practitioner - Application SupportLocation: Flexible working arrangements availableCompensation: Competitive salaryKey Responsibilities: Install, configure, and maintain SAP systems to ensure optimal functionality.Provide comprehensive technical support for SAP applications.Execute system upgrades and patches to maintain current system...


  • London, Greater London, United Kingdom BAE Systems Full time

    Position: IT Practitioner - Application SupportLocation: Flexible working arrangements availableCompensation: Competitive salaryKey Responsibilities: Install, configure, and maintain SAP systemsProvide comprehensive technical support for SAP applicationsExecute system upgrades and patches to maintain system integrityMonitor and enhance system...


  • London, Greater London, United Kingdom BAE Systems Full time

    Position: IT Practitioner - Application SupportLocation: Flexible working arrangements availableCompensation: Competitive salaryKey Responsibilities: Install, configure, and maintain SAP systems to ensure optimal performance.Provide comprehensive technical support for SAP systems.Execute system upgrades and patches to maintain current system...


  • London, Greater London, United Kingdom BAE Systems Full time

    Position: IT Practitioner - Application SupportLocation: Flexible working arrangements availableCompensation: Competitive salaryKey Responsibilities: Install, configure, and maintain SAP systems to ensure optimal performance.Provide comprehensive technical support for SAP applications.Execute system upgrades and patches to maintain current system...


  • London, Greater London, United Kingdom BAE Systems Full time

    Position: IT Practitioner - Application SupportLocation: Flexible working arrangements availableCompensation: Competitive salaryRole Overview: As an IT Practitioner specializing in Application Support, you will play a crucial role in the management and optimization of our SAP systems. Your responsibilities will include:Installing, configuring, and...


  • London, Greater London, United Kingdom BAE Systems Full time

    Position: IT Practitioner - Application SupportLocation: Flexible working arrangements availableCompensation: Competitive salaryRole Overview: As an IT Practitioner specializing in Application Support, you will play a critical role in managing and enhancing our SAP systems. Your responsibilities will include:Installation, configuration, and ongoing...


  • London, Greater London, United Kingdom Hays Senior Finance Full time

    About Hays Senior FinanceHays Senior Finance is a leading provider of financial services, dedicated to delivering exceptional results to our clients. Our team of experts is passionate about helping businesses succeed, and we're committed to providing top-notch support to our clients.About the RoleWe're seeking a highly skilled and experienced Senior Finance...


  • London, Greater London, United Kingdom Radiant Systems Inc Full time

    About the RoleRadiant Systems Inc is seeking a highly skilled Cloud Infrastructure Specialist to join our Marketing Technology team.Key Responsibilities:Manage and maintain our cloud infrastructure on AWS, ensuring optimal performance, security, and scalability.Monitor system performance, availability, and security, proactively identifying and addressing any...


  • London, Greater London, United Kingdom Radiant Systems Inc Full time

    About the RoleRadiant Systems Inc is seeking a highly skilled Cloud Infrastructure Specialist to join our Marketing Technology team.Key Responsibilities:Manage and maintain our cloud infrastructure on AWS, ensuring optimal performance, security, and scalability.Monitor system performance, availability, and security, proactively identifying and addressing any...


  • London, Greater London, United Kingdom Hard Rock International Full time

    Job SummaryHard Rock International is seeking a highly skilled Senior Systems Administrator to join our team. As a key member of our IT department, you will be responsible for the day-to-day operations and support of our multi-site virtualized Windows Server, Cisco network gear, and Palo Alto firewall environments.Key ResponsibilitiesOperational...


  • London, Greater London, United Kingdom Hard Rock International Full time

    Job SummaryHard Rock International is seeking a highly skilled Senior Systems Administrator to join our team. As a key member of our IT department, you will be responsible for the day-to-day operations and support of our multi-site virtualized Windows Server, Cisco network gear, and Palo Alto firewall environments.Key ResponsibilitiesOperational...


  • London, Greater London, United Kingdom J & C Associates Ltd Full time

    Job OverviewJ & C Associates Ltd is seeking a highly skilled Senior IT System Administrator to join our team. As a key member of our IT Operations team, you will be responsible for maintaining the operational status and maximizing availability of our infrastructure systems.Key Responsibilities:Collaborate with Technical Service Managers and Team Leaders to...


  • London, Greater London, United Kingdom J & C Associates Ltd Full time

    Job OverviewJ & C Associates Ltd is seeking a highly skilled Senior IT System Administrator to join our team. As a key member of our IT Operations team, you will be responsible for maintaining the operational status and maximizing availability of our infrastructure systems.Key Responsibilities:Collaborate with Technical Service Managers and Team Leaders to...


  • London, Greater London, United Kingdom PARK Senior Villas Chandler Full time

    About the Role:PARK Senior Villas Chandler is seeking a highly skilled Senior Principal Radar Engineer with SC Clearance to join our team in North London. As a key member of our Global Defence and Security division, you will be responsible for overseeing and developing strategies for radar architecture, RF module development/integration, simulation suite...


  • London, Greater London, United Kingdom PARK Senior Villas Chandler Full time

    About the Role:PARK Senior Villas Chandler is seeking a highly skilled Senior Principal Radar Engineer with SC Clearance to join our team in North London. As a key member of our Global Defence and Security division, you will be responsible for overseeing and developing strategies for radar architecture, RF module development/integration, simulation suite...