1 to 25 of 229 High Availability Jobs

Pension | Healthcare| 10% Bonus | On-call supplement £450p/m Are you a Senior Systems Engineer with strong experience across Linux, Java, SQL and high-availability infrastructure? This is an opportunity to join a specialist technology and engineering business working on a large-scale communications network supporting Critical … reviews, change requests, releases and continual service improvement. Act as a technical SME, maintaining detailed defect records, knowledge documentation and supporting the delivery of high-availability, fault-tolerant systems operating in a 24/7 environment. The Person SC Clearance: Active SC Clearance or eligibility to obtain ...

Design and maintain access and security administration. Design, implement and maintain backup and recovery strategies on Database Management Systems Design, install, configure and maintains High Availability (RAC, RAC One Node, Data Guard etc.) Database solutions Plan and organize the team's project and work responsibilities by defining project … troubleshooting of alerts (alert log, jobs, disk group, tablespace, etc.) and performance issues. Provide recommendations to team around designs, installs, configures, maintains and troubleshoots High Availability (real application clustering-RAC, RAC One Node, Data Guard etc.) Database solutions Install, configure, troubleshoot and monitor GoldenGate replication Expertise in setup ...

CONTRACTOR MUST BE DV CLEARED (active) Role Title: SQL Server Architect - Cloud Resilience & High Availability (AWS Focus) Location: London, Hybrid - 3 to 4 days onsite x week Duration: 03/03/2027 - likely to be extended MUST BE PAYE THROUGH UMBRELLA Description: Our client previously delivered … large scale, on premises deployment of SharePoint for Hydrogen in 2017. This implementation was designed for high availability, incorporating full disaster recovery and resilience across the application, SQL Server, and storage layers. The client is now looking to transition to SharePoint Subscription Edition and re-platform the solution ...

clients across EMEA, APAC, US and Canada. We have an excellent job opportunity for you. Role Title: SQL Server Architect - Cloud Resilience & High Availability (AWS Focus) Clearance- DV Cleared Location: London, Hybrid - 3 to 4 days onsite x week Duration: 03/03/2027 - likely … extended Description: Client previously delivered a large scale, on premises deployment of SharePoint for Hydrogen in 2017. This implementation was designed for high availability, incorporating full disaster recovery and resilience across the application, SQL Server, and storage layers. The client is now looking to transition to SharePoint Subscription ...

procedures to properly perform work in a safe, quality, and reliable within Microsoft requirements. Embody our culture and values Required profile Qualifications Required: High School Diploma, GED, or equivalent AND mission critical services work/applied learning experience (e.g., high availability assembly/manufacturing/critical infrastructure … Microsoft Cloud background check upon hire/transfer and every two years thereafter. While not required, we also look for the following Preferred Qualifications: High School Diploma, GED, or equivalent AND mission critical services experience (e.g., high-availability assembly/manufacturing/critical infrastructure environments such ...

enterprise-scale data center infrastructure across on-prem, colocation, and hybrid/cloud environments. You'll define strategy, standards, and performance metrics to ensure high availability, efficiency, and security, while mentoring teams and aligning with OpenText's AI-first, future-driven mission. You'll partner with cross-functional … Dutch Strong expertise in data center infrastructure (power, cooling, racks, cabling) and core IT systems (compute, storage, networking, virtualization, cloud) Solid understanding of high-availability architectures, disaster recovery, and large-scale enterprise or hyperscale environments Proven experience managing colocation providers, vendors, and delivering complex infrastructure projects Strong analytical ...

ideal candidate has strong experience with software development, Microsoft SQL Server, T-SQL, stored procedures, SSIS, SSRS, query optimization, indexing, backup and recovery, High Availability, Disaster Recovery, and Always On Availability Groups. Create and maintain database standards, procedures, and technical documentation. Design, develop, test, implement, and maintain … optimize SQL Server databases, tables, views, stored procedures, functions, triggers, and queries. Administer, monitor, maintain, and support Microsoft SQL Server environments to ensure availability, performance, reliability, and security. Troubleshoot and resolve complex web applications, database, integration, reporting, and performance issues. Perform query optimization, index tuning, execution plan analysis ...

Server environments hosted on AWS, including EC2 and/or RDS. Evaluate database sizing, storage, infrastructure performance and cost efficiency. Maintain backup, recovery, high availability and disaster recovery processes. Support SQL Server Always On Availability Groups and relevant AWS resilience configurations. Lead technical investigations during database performance … environments, ideally EC2 and/or RDS. Understanding of AWS infrastructure, storage and networking considerations affecting database performance. Experience with database backup and recovery, high availability and disaster recovery. Familiarity with Always On Availability Groups and/or AWS Multi-AZ configurations. Experience planning for database scalability ...

WebLogic, Oracle HTTP Server (OHS), Forms, Reports, Concurrent Managers, and Workflow. Oversee context file management, AutoConfig maintenance, and system integration points. 2. Database Administration & High Availability Configure, maintain, and tune high-availability Oracle Databases supporting EBS (including Oracle RAC). Execute database cloning, upgrades, patching ...

WebLogic, Oracle HTTP Server (OHS), Forms, Reports, Concurrent Managers, and Workflow. Oversee context file management, AutoConfig maintenance, and system integration points. 2. Database Administration & High Availability Configure, maintain, and tune high-availability Oracle Databases supporting EBS (including Oracle RAC). Execute database cloning, upgrades, patching ...

virtualisation, backup, networking, monitoring, and security. The successful candidate will act as a senior technical escalation point, lead technical discovery and solution delivery, maintain high-quality documentation, and drive service reliability and continuous improvement. Due to the nature of the customer environments supported, candidates must be eligible to obtain … monitoring, and cloud-related incidents and service requests. Support, administer, troubleshoot, and improve Microsoft Exchange Server, hybrid Exchange, Exchange Online, migrations, mail flow, security, availability, and disaster recovery. Support and optimise Citrix environments, including Virtual Apps and Desktops, StoreFront, Delivery Controllers, Citrix Gateway or ADC, profile management, application delivery ...

alongside them. Working knowledge of Microsoft 365 is desirable. You will work closely with pre-sales, Principal Consultants, Architects, and operational teams to deliver high quality, supportable solutions aligned to agreed standards. Provide hands-on design and delivery expertise across datacentre, hybrid, and Azure environments, acting as the customer … Services, Group Policy, DNS, DHCP, certificate services, and hybrid identity through Entra Connect. Design and deploy resilient compute and storage platforms, including failover clustering, high availability, shared and software-defined storage, and the backup and replication that underpins them. Lead and support migration of customer server estates, including ...

Specialist (SC Cleared) | Defence Sector Leicester/Hursley | 5 Days Onsite We're looking for an experienced DBA Specialist to join a high-profile defence programme supporting critical national security and public sector operations. This is an excellent opportunity to work within a secure environment, managing and optimising large … scale, mission-critical database platforms that underpin essential services. You'll be responsible for database administration, performance tuning, backup and recovery, security management, high availability, and disaster recovery across enterprise environments. Working alongside technical specialists, you'll help ensure database resilience, scalability, and availability while driving automation ...

firewalls, wireless infrastructure, and VPN solutions. Configure and support Active Directory, DNS, DHCP, VLANs, routing, network segmentation, and related infrastructure services. Design and implement high-availability and business-continuity solutions. Support on-premises Microsoft Exchange, Microsoft 365, and Google Workspace environments. Coordinate with project managers, customer teams, technology … training and operational handoffs. Support & Engineering Operations Serve as a senior escalation resource for complex server, storage, virtualization, network, and infrastructure issues. Diagnose performance, availability, connectivity, configuration, and integration problems and perform root-cause analysis. Work directly with manufacturer and vendor support teams to resolve complex hardware and software ...

engineers. Position Overview: Senior Principal Software Architect Enterprise Platforms Senior Principal Architect will lead the design and delivery of a new enterprise platform supporting high-volume customer and transaction operations. You will own the architecture from initial design through production launch. The environment requires real-time processing, strong security … design, development, testing, deployment, and production launch. Design distributed applications using microservices, event-driven architecture, cloud-native services, and appropriate serverless patterns. Architect for high transaction volumes, real-time data processing, resilience, security, and operational continuity. Lead integrations with payment services, customer-management systems, external platforms, and enterprise APIs. ...

live migration, cluster shared volumes, and Windows Server virtualization environments Advanced administration and troubleshooting of VMware vSphere, ESXi, vCenter Server, snapshots, templates, virtual networking, high availability, and distributed resource scheduling Strong enterprise networking knowledge, including TCP/IP, VLANs, routing, switching, link aggregation, firewalls, VPNs, DNS, DHCP, SNMP … level operational support for physical and virtual datacenter infrastructure, including compute, storage, networking, power, environmental systems, and supporting management platforms o Monitor infrastructure health, availability, capacity, performance, security alerts, and respond in accordance with established service-level and escalation requirements o Lead diagnosis and resolution of complex hardware, operating ...

that is detail-oriented, quick to adapt, and committed to the mission. We are seeking a Senior PostgreSQL Database Administrator to own the performance, availability, scalability, and security of PostgreSQL environments supporting a mission-critical government program. Why join us? Compensation up to $220K Health insurance Dental insurance Vision … hands-on database administration experience, including at least 5 years of recent, deep expertise in PostgreSQL. This role is responsible for ensuring the performance, availability, scalability, and security of PostgreSQL database environments supporting a mission-critical government program. The ideal candidate can own core PostgreSQL responsibilities ...

client is a global defence and technology company. Senior Network Engineer Location: Huntingdon, Cambridgeshire Security Clearance Level - High DV Required UNLEASH YOUR POTENTIAL We deliver innovative technology and engineering solutions through the expertise of our diverse and talented people. We work with our customers to solve some … problems, develop robust network solutions and provide engineering assurance throughout the lifecycle of network services. The role offers significant technical variety, covering network architecture, high-availability infrastructure, security, technical refresh, service improvement, troubleshooting and the introduction of new technologies. You will work closely with customers, architects, engineers, service ...

lifecycle, from initial requirements and implementation through to BAU support Troubleshoot complex infrastructure issues and act as an escalation point Support Disaster Recovery and High Availability solutions Work collaboratively with Infrastructure, Architecture, Project Management and Service Desk teams Contribute to infrastructure transformation and service improvement initiatives Create … application configuration Windows Server 2016, 2019 and 2022 Active Directory, DNS, DHCP and Sites & Services Windows file services, including DFSR Disaster Recovery and High Availability technologies Networking fundamentals, including routing and troubleshooting Monitoring technologies such as SolarWinds, SNMP or similar Strong infrastructure troubleshooting and problem-solving skills Desirable ...

Factory Edge hosting service. Define the edge reference architecture, solution designs, technical standards and architectural guardrails. Develop repeatable site configurations covering standard, small-scale, high-availability and AI/GPU-enabled edge deployments. Evaluate and recommend technologies across edge computing, hyper-converged infrastructure, virtualisation, storage and container platforms. … business-critical workloads. Knowledge of observability, infrastructure automation/IaC, platform lifecycle management and cloud integration. Proven ability to create enterprise reference architectures, high-level designs (HLDs), architecture decision records and technical standards. Experience evaluating technology options and translating business requirements, non-functional requirements and operational constraints into clear ...

looking for an experienced SQL DBA to join a growing team supporting critical SQL Server environments. You'll be responsible for ensuring database availability, performance, security, and resilience across enterprise systems. Key Responsibilities: Administer and support Microsoft SQL Server environments. Manage backup, recovery, and disaster recovery processes. Optimise database … performance and resolve issues proactively. Maintain high availability solutions and ensure system resilience. Implement security best practices and database governance. Automate database administration tasks using T-SQL and PowerShell . Monitor database health, capacity, and performance. Provide operational support and incident resolution. Key Skills Required: Strong SQL Server ...

Oracle Apps DBA to manage, maintain, and optimise mission-critical Oracle E-Business Suite (EBS R12) environments and underlying databases. In this hands-on, high-impact technical role, you will take ownership of cross-layer troubleshooting spanning application, database, operating systems, and infrastructure. You will play a key part … maintaining system performance, security, and high availability, while actively contributing to major cloud migration initiatives (OCI/Azure). Key responsibilities EBS & Database Lifecycle: Maintain, update, copy, and refresh core Oracle systems across test, development, and live 24/7 production environments. Core Apps Administration: Manage key system ...

environments, directory services, DNS, DHCP, segmentation, and infrastructure integrations. • Support on-premises Exchange, Microsoft 365/Office 365, Google environments, and hybrid infrastructure. • Implement high availability, replication, backup, recovery, and disaster recovery solutions. • Coordinate with project managers, customers, vendors, and subcontractors to keep implementations within scope and schedule. … operational handoffs. Support & Engineering Operations • Serve as a senior escalation resource for complex infrastructure issues spanning server, storage, virtualization, backup, and networking. • Diagnose performance, availability, configuration, and connectivity problems and perform root cause analysis. • Work directly with manufacturer support teams to resolve hardware and software issues. • Apply security hardening ...

maintain system design, configuration, testing and recovery documentation. Improve knowledge sharing across Infrastructure and Service Desk teams. Contribute to disaster recovery, business continuity and high availability planning. Work collaboratively across IT to support the wider technology strategy. If you possess a combination of the following skills, then LETS … Active Directory, DNS, DHCP, Sites and Services, and replication Networking, routing and technical troubleshooting Windows file services and DFSR Disaster recovery, high availability, RPO and RTO principles Enterprise application infrastructure and server back-end configuration Monitoring technologies such as SolarWinds, SNMP and MIBs Change and problem management Strong ...

with similar or alternative technologies. Ability to work in a fast-paced environment. Experienced in mentoring and coaching a team. Good technical documentation skills. High standards of work and attention to detail. Proven track record in high availability multi browser compatible development. Experience of working with high availability, multiuser, service-based systems. Bachelors degree in computer science or a relevant discipline, or relevant professional experience. Additional Information Applying active governance around overall solution design, code quality and coding standards with the team. Assisting in driving the provision of scalable, maintainable, and performant systems. Acting ...