Senior Linux Engineer - HighAvailability (Pacemaker/PostgreSQL/RabbitMQ) CONTRACT London 2 week initial contract *Rate negotiable - InsideIR35/Umbrella* IT Solutions Provider supporting a customer who are implementing highavailabilityclustering using Pacemaker as their resource manager. This role will focus on designing, configuring, and troubleshooting clustering in virtual machine environments. Key … skills & experience: Deep expertise in RHEL9 or similar Linux environments Clustering/HA management on virtual machines (not containers), including: Fencing … with IPMI/virsh PostgreSQL hot standby promotion using OCF PostgreSQL with asynchronous WAL replication to multiple replicas RabbitMQ with HA queues or similar message queue systems in highavailability setups More ❯
working in a similar IT infrastructure support role. Must be a team player who is happy in a broad role and collaborates well with others. Experience with Hyper-V, FailoverClustering, and virtualization. Strong knowledge of Windows Server, Active Directory, DNS, DHCP. Solid understanding of networking (TCP/IP, VLANs, firewalls). Experience with Azure, Microsoft 365, Exchange More ❯
be a team player who is happy in a broad role and collaborates well with others. Strong knowledge of Windows Server, Active Directory, DNS, DHCP. Experience with Hyper-V, FailoverClustering, and virtualization. Solid understanding of networking (TCP/IP, VLANs, firewalls). Experience with Azure, Microsoft 365, Exchange Online, SharePoint. Familiarity with iPaaS tools and cloud integration. More ❯
Reading, Berkshire, South East, United Kingdom Hybrid / WFH Options
Nextech Group Limited
strong communication skills, and reliability in delivering results Desirable experience * IT certifications (Azure, MCP/MCSA/MCSE, CCNA) * SAN administration (Compellent, NAS/iSCSI), Hyper-V clusters, Microsoft Failoverclustering * Backup management, monitoring systems (PRTG), build image maintenance, and infrastructure decommissioning * PowerShell scripting for automation and infrastructure management * ITIL foundation knowledge Why this role? * Competitive salary + More ❯
practices and reporting Drive continuous improvements and future direction of company infrastructure Technical Skills & Experience: Hands-on expertise with Cisco (firewalls, switches, routers) Windows Server , Active Directory , group policy, failoverclustering Strong knowledge of TCP/IP, DNS, DHCP, VPN Web … hosting & Microsoft IIS SQL Server administration (backups, scripts, scheduling) Hyper-V , Docker , Linux Cloud platforms: Azure and/or AWS Backup management, PowerShell & scripting Familiarity with replication and high-availability technologies This role is ideal for someone who thrives in a hands-on leadership position, ensuring robust infrastructure today while shaping its future direction. More ❯
Loughborough, Leicestershire, England, United Kingdom
Oscar Technology
Key Responsibilities: Design, build, and maintain secure, scalable IT infrastructure across both on-premises and cloud environments. Lead cloud architecture, adoption, and security initiatives. Manage Windows Server, Hyper-V, FailoverClustering, and SAN environments. Administer Active Directory, Azure AD, DNS, DHCP, and Group Policy. Monitor system performance, uptime, and capacity planning. Manage Veeam backups, including monthly replication and More ❯
Markfield, Leicestershire, East Midlands, United Kingdom
Oscar Associates (UK) Limited
Key Responsibilities: Design, build, and maintain secure, scalable IT infrastructure across both on-premises and cloud environments. Lead cloud architecture, adoption, and security initiatives. Manage Windows Server, Hyper-V, FailoverClustering, and SAN environments. Administer Active Directory, Azure AD, DNS, DHCP, and Group Policy. Monitor system performance, uptime, and capacity planning. Manage Veeam backups, including monthly replication and More ❯
We are seeking an experienced Linux HighAvailability (HA) Architect with deep expertise in Pacemaker Clustering for mission-critical enterprise systems. The successful candidate will be responsible for designing, implementing, and supporting HA solutions using Pacemaker, primarily in … SLES and RHEL environments. Experience with cloud infrastructure (AWS, Azure, or GCP) and familiarity with SAP landscapes. Key Responsibilities: Design and implement Pacemaker-based HA clusters to support high-availability enterprise applications. Lead the installation, configuration, and tuning of Pacemaker related HA components. Work closely with infrastructure, application, and cloud teams to ensure optimal design and resilience. Required … Skills & Experience: Expert-level experience with Pacemaker Clustering, including design, installation, and Architecture. Operating system knowledge (SLES; RHEL) Hyperscaler knowledge and experience (AWS; Azure; GCP) SAP Solution Knowledge (Basis (up to OS level), application (NetWeaver/S/4 HANA and databases like HANA, DB2 More ❯
and implement scalable server solutions Create clear and comprehensive technical documentation You should have in depth experience of Microsoft Windows Server, Active Directory, Entra ID, Office365, Hyper-V virtualisation, FailoverClustering, Citrix Virtual Apps and desktops and Dell and HP server hardware. You should also have knowledge of SQL, IIS, DNS, DHCP and a sound knowledge of networking More ❯
West Midlands Ambulance Service University NHS Foundation Trust
and implement scalable server solutions Create clear and comprehensive technical documentation You should have in depth experience of Microsoft Windows Server, Active Directory, Entra ID, Office365, Hyper-V virtualisation, FailoverClustering, Citrix Virtual Apps and desktops and Dell and HP server hardware. You should also have knowledge of SQL, IIS, DNS, DHCP and a sound knowledge of networking More ❯
Monitor and resolve issues via PRTG monitoring, manage Active Directory, Microsoft 365, Exchange, Defender, and Intune. Configure and maintain Meraki networks, WiFi, routers, switches, and Hyper-V servers including failover clustering. Support IT projects, upgrades, and improvements alongside the IT Manager. Maintain a safe, secure, and well-organised IT environment while delivering excellent user experience. About You: Experienced in More ❯