1 to 25 of 586 Performance Tuning Jobs

services and policies, DNS, DHCP, and certificate services. Key Responsibilities • Operation and Maintenance: Oversee release management, upgrades, patches, change packages (enhancements/fixes), and problem reports. • Network and Systems Performance: Monitor, maintain, and report on performance, ensuring optimal operation. • Performance Tuning and Troubleshooting: Conduct performance tuning, troubleshooting, root cause analysis, and benchmarking following established … Production Support: Deliver, monitor, and support production applications. • Technical Advisory: Provide technical advice on implementation and architecture design. • Threat Detection: Assist in threat detection activities across teams. • Documentation and Performance Tuning: Maintain system documentation and tune system performance. Required Qualifications: • ServiceNow Certified Developer or Admin • A total of 8 years of applicable experience, which can be a combination More ❯

team on a contract-to-hire basis. This role is a cornerstone of our initiative to expand database operations into the cloud, with an emphasis on automation, optimization, and performance at scale. The successful candidate will be fluent in Snowflake and experienced in Azure cloud services, with bonus points for exposure to Cosmos DB and experience with Oracle (including … can help build out scalable, automated data infrastructure in the cloud. Is a builder: Enjoys automating manual tasks and creating scalable, efficient processes. Is an optimizer: Driven to improve performance, reduce costs, and streamline operations. Is cloud-focused: Fluent in Azure and eager to advance cloud-first database strategies. Is a collaborator: Works well with developers, architects, and infrastructure … automation efforts of our Oracle OCI databases. Implement and optimize Cosmos DB workloads where needed. Automation & Optimization Automate database provisioning, user management, scaling, monitoring, and backup processes. Optimize Snowflake performance, including query tuning, warehouse sizing, and storage usage. Build tools and scripts to reduce manual workload and empower self-service for developers and analysts. Use Ansible for consistent More ❯

Team Join Citi's Equities Smart Order Router team, a core part of our Front Office Technology, driving innovation in electronic trading. This established team builds and maintains high-performance, low-latency, high-throughput applications vital for optimizing liquidity sourcing across global markets. You will provide end-to-end SDLC support, developing and enhancing critical trading components. This involves … collaboration with Product teams on requirements, Quants for algorithm implementation, and Production Support to ensure platform stability. Our team thrives on solving complex challenges at the intersection of high-performance computing and intricate trading strategies. If you're passionate about building cutting-edge financial technology with direct market impact, this role offers an exciting opportunity within a highly collaborative … will you do: End-to-End SDLC Ownership: Drive the full Software Development Life Cycle for the Equities Smart Order Router, from design to deployment, ensuring robust and high-performance solutions. Global Collaboration: Work intimately with key stakeholders and colleagues across global regions, including product teams, quantitative analysts, and other engineering groups. Critical L3 Support: Provide essential Level More ❯

architecture, design, development, and administration activities Oversee the installation of databases onto appropriate computer operating systems Direct the creation, configuration, and management of databases for complex systems Lead database performance tuning and optimization efforts Manage the creation and maintenance of database objects, including Indexes, Clusters, Snapshots, and Views Oversee Rollback Segments, Data File Size, and all aspects of … database performance Direct code development for update queries and data dictionary maintenance Ensure proper documentation of all database corrections and changes Lead database backup, recovery, and security initiatives Manage a team of database administrators Coordinate database activities across legacy and modern systems Provide strategic direction for database architecture and operations Qualifications: Required: Bachelor's Degree in Computer Science, Information … Systems, or related field At least 7 years of experience in database administration Experience managing database teams and projects Strong knowledge of database management systems Experience with database performance tuning and optimization Proven leadership and team management abilities Desired: Experience with DoD/Navy programs or similar government IT systems Knowledge of multiple database platforms (Oracle, SQL Server More ❯

administration including policy management • Performs Windows Server systems administration including troubleshooting, monitoring, and support. • Manages VMware environment, including systems deployment, patching, STIG/hardening and troubleshooting. • Windows event and performance monitoring; and management of hosted systems software platforms. • Resolves complex issues associated with system configuration management, resource sharing and basic networking troubleshooting and problem identification. • Resolves complex security issues … manages disk configurations, maintains hardware and software RAID 1-N, performs migration, backup and recovery using scripting languages, such as Bash, PowerShell, Python, Ruby, and/or Perl. • Supports performance tuning, capacity planning and bottleneck resolution, administration of Microsoft Servers, building and maintaining high-availability, clustered and scalable systems, and load balancing • Manages production environments using automated install … commands and scripts, and scripting languages, including one or more of Bash, Powershell, Python, Ruby, and/or Perl. • Experience in TCP/IP, firewalls and routing • Experience with performance tuning, capacity planning and bottleneck resolution • Experience in resource allocation and utilization for large databases, disk configuration, including the maintenance of hardware and software RAID 1-N • Experience More ❯

What’s on offer High-impact environment: Manage databases that power thousands of daily customer transactions. Tech modernisation: Hands-on involvement in major upgrades Autonomy: Scope to shape how performance tuning, replication, and HA are managed. Lifestyle benefits: Free daily lunch, heavily discounted products, cycle-to-work and EV leasing schemes, staff events, and long-service awards. Job … Security: financially secure successful well established and highly ethical company Key Responsibilities Performance tuning of MySQL databases across a large on-premise estate. Managing replication and HA, ensuring fast recovery and minimal downtime. Proactive monitoring and optimisation. Maintaining reliable backup and recovery procedures. Collaborating with developers, analysts and the wider IT team on schema design and deployments. Supporting … infrastructure upgrades and patching programmes. Candidate Profile Strong DBA in MySQL or MS SQL administration experience (performance tuning, HA, replication). Confident with Linux/Unix (Red Hat preferred). Comfortable in a busy on-premise environment. Familiarity with monitoring and backup tools. Desirable: SQL Server administration and storage optimisation experience. Apply now for a confidential conversation. We More ❯

candidate will be responsible for maintaining and optimizing our PostgreSQL databases, both on-premises and in the cloud (AWS RDS). This role requires a strong emphasis on query tuning and development, along with collaboration with development teams to ensure efficient and effective database solutions. Key Responsibilities: Maintain and optimize PostgreSQL databases for performance, stability, and security in … both on-premises and AWS RDS environments. Perform advanced query tuning and optimization to enhance database performance. Develop and implement database monitoring and alerting solutions. Collaborate with development teams to design, review, and optimize database schemas and queries. Develop and enhance database-related applications and tools. Create and maintain comprehensive documentation related to database environments and processes. Stay current … database management. Qualifications: Bachelor's degree in Computer Science, Information Technology, or a related field. 5+ years of experience as a PostgreSQL DBA. Proven experience in database administration, including performance tuning, query optimization, and schema design. Experience with AWS RDS PostgreSQL and PostgreSQL running on Linux. Strong understanding of database security practices and disaster recovery strategies. Excellent problem More ❯

day maintenance. Required Skills and Qualifications: RDS experience with Oracle, Postgres, MySQL, and MS SQL Servers that includes but not limited to: • Deploying multi-AZ RDS systems with high performance • Performance tuning with AWS Performance Insights • Integrating Oracle Enterprise Manager for performance monitoring • Designing AWS Data Migration Services jobs for data synch between databases • Database More ❯

day-to-day maintenance. Advanced AWS RDS Experience with Oracle, Postgres, MySQL, and MS SQL Servers that includes but not limited to: -Deploying multi-AZ RDS systems with high performance -Performance tuning with AWS Performance Insights -Integrating Oracle Enterprise Manager for performance monitoring -Designing AWS Data Migration Services jobs for data synch between databases -Database More ❯

day-to-day maintenance. Advanced AWS RDS Experience with Oracle, Postgres, MySQL, and MS SQL Servers that includes but not limited to: -Deploying multi-AZ RDS systems with high performance -Performance tuning with AWS Performance Insights -Integrating Oracle Enterprise Manager for performance monitoring -Designing AWS Data Migration Services jobs for data synch between databases -Database More ❯

servers. o Strong knowledge of Red Hat Satellite for operating and securing RHEL environments. o Experience with Foreman for lifecycle management of physical and virtual servers. • System Optimization and Performance Tuning o Lead advanced performance tuning initiatives for Linux servers, optimizing CPU, memory, disk I/O, and network performance to meet enterprise-level demands. … o Implement proactive monitoring strategies using advanced techniques to ensure system health and identify performance bottlenecks. o Troubleshoot and resolve complex issues across infrastructure, applications, and network systems, leveraging deep expertise in performance analysis and system diagnostics. o Develop and maintain complex automation scripts (shell, Python, etc.) to manage large-scale tasks, such as automated deployments, patch management More ❯

colleagues turn to when the most complex technical issues arise. You will provide advanced troubleshooting, design input, and escalation support across our infrastructure stack, ensuring high availability, security, and performance of our systems. They offer a hybrid working pattern with very complex and interesting work in the financial sector. Currently 50+ in the technology team with a good company … clear explanations and mentoring to 1st and 2nd line engineers. Manage, maintain, and optimise infrastructure including: Windows Server/Active Directory (including GPO) VMware vSphere (HA/DRS, vSwitches, performance tuning) Linux Systems (Ubuntu, services, automation, troubleshooting) Networking (routing, switching, VLANs, firewalls, VPNs, TCP/IP performance analysis) Contribute to the design and implementation of new infrastructure … projects and improvements. Analyse and advise on performance tuning, capacity planning, disaster recovery, and high availability strategies. Provide technical leadership in areas such as: Virtualised environment performance and uptime Active directory configuration and security Network performance Ensure infrastructure security, compliance, and resilience best practices are consistently applied. Required Skills & Experience Windows Server & Active Directory: Deep understanding More ❯

s most complex and rewarding challenges. Join our team. Barbaricum is seeking a Database Administrator to support TRADOC G2 operations at Fort Eustis, VA, ensuring the reliability, security, and performance of mission-critical databases in classified and unclassified environments. This role involves database design, implementation, maintenance, and optimization, ensuring data integrity, backup, and disaster recovery protocols align with DoD … cybersecurity standards. The selected candidate will support database administration tasks, performance tuning, access control management, and troubleshooting, enabling efficient data storage, retrieval, and analysis to support TRADOC intelligence and operational requirements. Responsibilities: Design, develop, and maintain databases to store, retrieve, and manage operational and intelligence data. Implement database security protocols, backup strategies, and disaster recovery solutions in compliance … with DoD Risk Management Framework (RMF) and DISA STIGs. Monitor database performance, optimize queries, troubleshoot performance bottlenecks, and implement indexing strategies. Administer role-based access control (RBAC) and security permissions for classified and unclassified environments. Develop, test, and deploy stored procedures, triggers, and automation scripts to enhance data processing efficiency. Ensure compliance with TRADOC G2 data governance policies More ❯

planning and hands-on support for the migration of existing database systems to the cloud. Experience with Oracle Exadata environments is essential, as you will be managing and optimizing performance across both on-prem and cloud-based platforms. This is an exciting opportunity to work on mission-critical systems that directly support national security objectives. • Respond to Tier … Exadata Skills: • Exadata Architecture: Strong understanding of Exadata components, architecture, and how Exadata optimizes database performance. • Storage Management: Experience with Exadata Storage Server, Smart Scans, and Hybrid Columnar Compression. • Performance Tuning: Expertise in database performance tuning specifically on Exadata. • Backup & Recovery: Experience with Exadata backup and recovery strategies, including RMAN (Recovery Manager). • Patch Management & Upgrades More ❯

This role is essential for ensuring data integrity, system reliability, and high availability across mission-critical environments. Installation & Configuration: Install, configure, and upgrade PostgreSQL database instances and related software. Performance Tuning & Optimization: Monitor database performance, identify bottlenecks, and implement solutions for query optimization, indexing, and overall system efficiency. Backup & Recovery: Design and manage robust backup and recovery … Technical Skills: Deep understanding of PostgreSQL architecture and internals. Strong proficiency in SQL for data management and manipulation. Experience with database design, data modeling, and schema optimization. Expertise in performance tuning, query optimization, and indexing strategies. Knowledge of backup and recovery tools (e.g., pg_dump, pg_basebackup). Familiarity with database security best practices. Experience with monitoring tools More ❯

side and server-side scripting to customize and extend the platform's capabilities. Experience with AI integrations: Proven experience implementing ServiceNow AI modules like Virtual Agent, Predictive Intelligence, and Performance Analytics. Large Language Model (LLM) familiarity: Understanding of LLM concepts and ability to leverage them for tasks like natural language understanding and optimization of system instructions. NowAssist product utilization … and AI integration. UX/UI Design: Experience creating user-friendly interfaces for chatbots and other ServiceNow applications. Understanding of RaptorDB Architecture: Knowledge of RaptorDB as ServiceNow's high-performance hybrid transactional and analytical processing (HTAP) database built on PostgreSQL. Experience with Performance Optimization: Ability to leverage RaptorDB's capabilities to achieve faster response times, accelerate transactions, and … applications. Real-time Analytics Expertise: Understanding of how RaptorDB enables real-time analytics and its application in driving AI agents and informed decision-making within ServiceNow workflows. Scalability and Performance Tuning: Knowledge of RaptorDB's scalability features, including vertical and horizontal scaling, and experience with performance tuning using workload management rules and priority settings. Data Integration More ❯

We are looking for a skilled and adaptable Database Administrator (DBA) to support a migration from MariaDB (or Postgres) to RaptorDB, ServiceNow's new high-performance data engine. This role involves ongoing performance tuning and back-end database optimization within a classified environment. Note: RaptorDB is a new ServiceNow-native data engine. Direct experience is not expected. … database platforms. Duties and Responsibilities Support the migration from MariaDB/Postgres to RaptorDB, ensuring a smooth transition without loss of data and functionality. Continuously tune and optimize database performance to meet the requirements of high load and complex data operations within ServiceNow. Collaborate with platform teams to support overall system performance, ensuring tight integration and optimal data … flow between systems. Maintain and upgrade database scripts, configurations, and performance monitoring tools to prevent potential failures and bottlenecks. Stay abreast of the latest developments in RaptorDB and related technologies, applying best practices and innovations to our processes. Document all operational procedures and modifications to the database systems to maintain a reliable reference and compliance. Perform extensive testing and More ❯

skilled DBA to support daily operations of IT systems for a government program. You will manage and optimize production databases supporting the DoD MCC JAS program, ensuring high availability, performance, and data integrity. Responsibilities: Monitor database performance and implement tuning strategies. Ensure data integrity, backups, and disaster recovery readiness. Collaborate with development teams on schema design, query … . Expertise in SQL Server, Oracle, or PostgreSQL. Experience with cloud-based DB solutions (AWS RDS, Azure SQL). Strong understanding of database security and compliance requirements. Hands-on performance tuning (query tuning, indexing strategy, stats maintenance, I/O and memory pressure analysis). Solid understanding of networking, OS fundamentals (Windows/Linux), and storage concepts More ❯

arrange a specific frequency hybrid agreement that works for the successful individual. You will be well versed in Oracle, PostgreSQL and SQL. You will also be capable of undertaking performance tuning, ensuring high availability of systems, as well as the planning and executions of migrations. You will be rewarded with an excellent salary, as well as a brilliant …/18c/19c, and PostgreSQL (latest supported versions) Expertise in database administration tasks such as backups, restores, and recovery models, database mirroring, replication, log shipping, etc Experience in performance tuning, query optimisation, and troubleshooting performance issues in SQL Server, Oracle, and PostgreSQL databases Knowledge of high availability and disaster recovery solutions for SQL Server, Oracle, and More ❯

queries for data persistence Ensure application scalability and reliability in cloud-hosted Linux based environment Collaborate with DevOps to containerize services and deploy using CI/CD pipelines Conduct performance tuning, code reviews, and troubleshooting production issues Document system architecture, design decisions, and development processes What we want from you Strong hands-on experience with Core Java and … multithreading in high load system Practice with JVM performance optimization and memory profiling Familiarity with distributed systems architecture and in-memory computing concepts Proven experience with in-memory caching solution Apache Ignite in production environment Solid experience with MongoDB (CRUD, indexing, performance tuning) Deep SQL knowledge and query optimization in Oracle database Solid understanding of messaging technologies … receive a competitive base salary (which is annually reviewed), and enjoy a whole host of additional benefits such as: 27 days annual leave (plus bank holidays) A discretional annual performance related bonus Private Medical Care & Life Insurance Employee Assistance Program Pension Plan Paid Parental Leave Special discounts for employees, family, and friends Note: this page contains a description of More ❯

experience with ETL processes and data pipelines will be a strong advantage. The ideal candidate will be confident in analysing existing databases, advising on best practices, and carrying out tuning and re-architecture where required to maximise performance and cost efficiency. Salary: Up to £55,000 per annum (depending on experience) Key Responsibilities Administer, maintain, and troubleshoot SQL … Access Management . Support and optimise Azure SQL databases and managed instances (PaaS) . Oversee database migrations from MS SQL Server to Azure SQL using migration tooling. Carry out performance tuning and optimisation (PTO) to improve efficiency. Manage and maintain backups, restores, and recovery models . Support High Availability (HA) and Disaster Recovery (DR) solutions. Troubleshoot database connectivity … issues (firewalls, proxies, networking). Automate and streamline processes through SQLCMD and PowerShell scripting . Provide recommendations on re-architecture and performance improvements. Essential Skills & Experience Proven background as a Microsoft SQL Server DBA (5+ years). Strong SQL Server administration and troubleshooting experience. Knowledge of Azure SQL Data Warehouse and ADF/ETL pipelines . Hands-on experience More ❯

years of backend software engineering experience, including at least 5 years in Python Proven expertise building and maintaining microservices in production in Kubernetes Deep understanding of Elasticsearch internals: sharding, performance tuning, analyzers, query DSL Strong Kafka experience: event design, stream processing, performance tuning Solid grasp of distributed systems principles: fault tolerance, consensus, data consistency Experience leading More ❯

In this role, you will be responsible for designing, developing, and optimizing PostgreSQL databases to support mission-critical applications. You will work closely with engineers and stakeholders to ensure performance, scalability, and reliability across our systems. As with any position, additional expectations exist. Some of these include, but are not limited to, adhering to normal working hours, meeting deadlines … the assigned tasks, and completing other tasks as assigned. Responsibilities Design, implement, and maintain PostgreSQL databases and schemas Develop and optimize complex queries, functions, and stored procedures Perform database performance tuning and troubleshoot issues Implement replication, partitioning, indexing, and backup strategies Ensure database security and compliance with organizational standards Collaborate with developers, architects, and system admins to support … 5+ years of hands-on experience with PostgreSQL development and administration Strong knowledge of schema design, indexing, and query optimization Experience with replication, partitioning, and clustering strategies Proficiency in performance tuning and troubleshooting database bottlenecks Solid experience with Linux environments and scripting (Bash, Python, or similar) Familiarity with cloud platforms (AWS, Azure, or GCP) is a plus Strong More ❯

will be responsible for programming in a variety of coding languages and have been exposed to front and backend technologies. The candidate must be familiar with SQL Server administration, performance tuning, and security compliance with contributing to the software development process and adhere to standards and best-practices. From the inception of a particular functionality via a request … the design, development, testing, and deployment of database-driven solutions in support of enterprise applications. - Administer, install, configure, and monitor SQL Server environments (on-premises and cloud). - Conduct performance tuning, query optimization, indexing, and security hardening for mission-critical databases. - Implement and maintain backup, disaster recovery, and high availability solutions. - Apply DoD STIGs and SCAP compliance to … Python) for database and application tasks. - Provide end-user support, troubleshoot complex issues, and mentor junior team members. Requirements: - 8+ years of experience in SQL Server database administration (design, performance, maintenance, security). - 3+ years of software development experience with .NET stack (ASP.NET, VB.NET, ADO.NET). - Experience with AWS Cloud (RDS, EC2, S3, or related). - Strong background in More ❯

this is your opportunity to shape the future of data infrastructure at a leading fintech. What You’ll Do Manage and optimise PostgreSQL databases hosted on Amazon Aurora, ensuring performance, scalability, and resilience Support the migration of mission-critical Oracle workloads to Aurora PostgreSQL, applying best practices for performance and reliability Work across multi-engine environments including Oracle … business goals What You Bring Essential Skills Proven experience as a PostgreSQL DBA in production environments (Aurora PostgreSQL preferred) Strong track record of migrating Oracle workloads to PostgreSQL, including performance tuning and schema redesign Deep understanding of PostgreSQL internals—MVCC, vacuuming, replication, clustering, indexing Expertise in query optimisation, performance tuning, and troubleshooting Hands-on experience with More ❯