Top Database Administrator Jobs in Chicago, IL

Lead and maintain high-availability production and non-production databases (primarily SQL Server) supporting clearing operations. Responsibilities include performance tuning, capacity planning, HA/DR design and runbooks, upgrades, automation for monitoring and maintenance, incident escalation, vendor interaction, and participation in on-call rotation and cross-region handoffs.

Administer and optimize P21/SQL databases, design logical and physical data models, manage SSRS reports and SSIS packages, ensure security, backups, and recovery, tune performance, collaborate with cross-functional teams and vendors, and document database procedures and policies.

Owns the design, availability, performance, security, compliance, automation, and support of enterprise Oracle database platforms in IFS cloud and federal environments. Administers Oracle 19c+, RAC, Exadata, Data Guard, GoldenGate, backups, recovery, monitoring, patching, and performance tuning. Ensures FedRAMP and NIST compliance through hardening, audit evidence, vulnerability remediation, incident response, and continuous monitoring. Develops Bash automation, supports disaster recovery, collaborates across technical teams, and provides escalation support, training, and documentation.

Senior database administrator responsible for advanced operational support, performance tuning, and architecture of enterprise SQL Server environments (hub-and-spoke). Lead technical escalation, mentor DBAs, design ETL/data distribution, manage availability and DR, support Azure/Databricks modernization and cloud migrations, and participate in 24x7 on-call rotation.

Administer and optimize on-premises and Azure SQL environments, ensure availability and integrity, lead cloud data platform modernization, manage CI/CD and deployments, provide 24x7 incident support, and drive performance tuning and data governance.

Lead design and optimization of Cassandra/DataStax databases, develop ETL solutions, implement policies and best practices, collaborate with application teams to improve query performance, and provide hands-on backup, recovery, and support to ensure business continuity.

Administer and optimize SQL Server and MongoDB environments across Azure and on-premises platforms. Responsibilities include performance tuning, capacity planning, high availability and disaster recovery, security and compliance, backup and recovery, migration support, monitoring, troubleshooting, and automation using T-SQL and PowerShell. The role also manages MongoDB Atlas clusters, database replication, indexing, query optimization, and operational improvements.

Lead design and development of web UI and REST middleware within an Agile team. Define requirements and acceptance criteria, implement Java/Spring and Angular solutions, build CI/CD pipelines, work with Product Owner and testers, and produce/update design documentation.

Administer and support Oracle E-Business Suite on OCI, including installation, configuration, patching, and performance tuning while ensuring compliance with security requirements.

Designs, implements, maintains, secures, and optimizes organizational databases. Develops backup and recovery strategies, collaborates with development teams on database schemas, troubleshoots database issues, and stays current with database technologies.

Lead administration and optimization of the Snowflake data warehouse. Design and enforce data management and security policies, tune performance and costs, lead migrations and ETL initiatives, manage Snowflake roles/SSO, mentor DBAs, and maintain architecture documentation while collaborating with data engineers and analysts.

Manage and administer SQL Server, PostgreSQL, MySQL, and NoSQL platforms. Handle backups, archiving, security, performance tuning, ETL/SSIS and cloud data pipelines, and support reporting, DevOps, and application teams. Monitor jobs, troubleshoot issues, implement best practices, and drive automation and optimization across dev/staging/production environments.

Lead audits and performance tuning of large SQL Server environments: analyze schemas, stored procedures, indexes, and query plans; refactor queries and procedures; resolve locks/deadlocks; implement indexing/partitioning; use SQL Profiler, Extended Events and DMVs; define database governance and coach developers on best practices.

Administer and optimize SQL Server databases while designing normalized schemas, mapping XML data, and developing SSIS-based ETL and migration pipelines. Responsibilities include database maintenance, backup and recovery, performance tuning, security controls, audit logging, testing, production cutovers, rollback planning, and ongoing migration support. The role also requires collaboration across development, testing, systems engineering, and business teams.

The SQL DBA/System Analyst will support technical initiatives, perform ESI processing, manage databases, and administer technical systems within a government environment.

Administer and optimize Microsoft SQL Server databases across on-premises, Azure, and AWS. Design and support HA/DR (Always On, clustering, replication, log shipping), perform installs/patches/migrations, monitor performance and capacity, lead incident response and root cause analysis, manage backup/recovery and compliance, drive automation and operational excellence, and mentor engineering teams.

Manage and optimize mission-critical SQL Server databases hosted on AWS EC2 for a high-availability trading application. Responsibilities include performance tuning, database administration, HA/DR implementation, backup and recovery, security and compliance, monitoring, incident response, capacity planning, and 24/7 on-call support. Collaborate with developers, DevOps, and architects on database changes, production deployments, documentation, and disaster recovery testing.

Supports and improves Pathward’s applications and infrastructure by performing technology analysis, design, testing, configuration, administration, troubleshooting, and operational support. Collaborates with stakeholders, evaluates emerging technologies, maintains documentation and standards, builds test data, ensures security compliance, identifies technology risks, and assists other IT teams with troubleshooting and support.

Own P&L for one or more areas of the energy business. Build and maintain fundamental and quantitative trading models. Work with risk to ensure compliance with metrics. Collaborate with senior energy traders and learn proprietary trading methodologies and systems.

Manage and secure Azure database environments by automating tasks (PowerShell, Azure CLI, Ansible), provisioning/configuring Azure SQL, SQL MI, and PostgreSQL, performing migrations and security assessments, ensuring HA/backup/recovery and performance tuning, and maintaining documentation and 24x7 operational support.

Manage, monitor, and optimize Azure SQL Managed Instances and SQL Server on Azure IaaS. Support HA/DR, backup/restore, performance tuning, replication/CDC, Azure Data Factory, Elastic Jobs, SSRS/SSAS/SSIS, incident response, change control, documentation, and customer-facing managed services tasks including on-call and limited travel.

Manage and administer SQL and Oracle databases, perform Linux system administration, ensure database availability and performance, communicate with stakeholders. 6+ month contract; local candidates preferred for phone and face-to-face interviews.

Manage and optimize MySQL transactional and data-warehouse systems for performance and availability. Administer Red Hat/CentOS web and application servers, support Rackspace VM environments, design schemas (relational, star, snowflake), optimize SQL and queries, implement replication/partitioning/high-availability, lead data-related projects, support BI/ETL (Pentaho) and scripting (Python), and drive architecture/ security and privacy initiatives.

Administer and maintain Microsoft SQL Server databases, clusters, and data warehouses. Design end-to-end database solutions, perform data modeling, metadata analysis, and ETL using SSIS. Support BI tools (SSRS, SSAS), manage file transfers (FTP), and ensure data warehousing best practices.

Administer, design, implement, and support Greenplum analytic data warehouse clusters. Manage multi-tenant production environments, troubleshoot hardware/software issues, optimize distributed performance, secure clusters, handle disaster recovery, automate infrastructure with Ansible/IaC, script in Perl/Python/Java/Spark/Bash, and work with cloud IaaS/PaaS (AWS preferred) and complex networking (firewalls, VLANs, load balancers).