Top Database Administrator Jobs in Chicago, IL

Leads SQL Server database architecture, performance tuning, high availability, disaster recovery, patching, upgrades, security, compliance, and incident resolution. Provides technical leadership across full-stack engineering teams, develops cloud-based solutions, mentors engineers, establishes engineering standards, and drives large-scale technology initiatives. Uses modern programming languages, cloud platforms, containers, databases, APIs, CI/CD, infrastructure as code, and observability to improve system performance and reduce technical debt.

Administer IBM DB2 on z/OS and support mainframe application modernization, resiliency, high availability, disaster recovery, performance tuning, encryption, and security. Enable cloud connectivity through REST APIs and Python, maintain batch and online processing systems, and collaborate across Agile teams. The role also develops technical documentation, supports payment systems, mentors junior staff, and drives continuous improvement of database engineering practices.

Administer, architect, optimize, secure, and automate PostgreSQL, MySQL, and Snowflake databases in Azure. The role develops resilient database solutions for healthcare applications, manages performance, access controls, encryption, backups, and disaster recovery, and creates technical documentation. It collaborates across Scrum teams, presents solutions to stakeholders, evaluates emerging technologies, uses approved AI tools, solves complex database challenges, and mentors junior engineers.

Administer and optimize Stardog knowledge graph environments across development, test, and production. Responsibilities include platform installation, configuration, monitoring, upgrades, security, performance tuning, backup and disaster recovery, SPARQL optimization, semantic modeling, healthcare ontology support, data integrations, automation, cloud-native deployments, Linux administration, and collaboration with data, platform engineering, architecture, and governance teams.

Supports SQL Server database administration across on-premises and Azure environments. Performs health checks, monitoring, troubleshooting, backup and recovery validation, database refreshes, migrations, access management, patching, maintenance, security controls, query and index analysis, and automation using T-SQL and PowerShell. Maintains documentation and operational records, collaborates with technical teams, participates in scheduled maintenance and on-call rotations, and escalates complex incidents to senior DBAs.

Owns enterprise-wide database design, security, reliability, performance, backups, disaster recovery, storage, patching, capacity planning, access controls, monitoring, and documentation. Partners with engineering teams across three divisions to standardize database practices, proactively resolve issues, and support production systems. Requires four or more years administering production relational databases and on-call support experience.

Administers Informix, MySQL, and other databases across cloud and hybrid environments. Responsibilities include configuration, maintenance, performance tuning, security remediation, replication, monitoring, Tier 3 support, schema changes, migrations, SQL data extraction, backup recovery testing, automation, compliance, and collaboration with engineering, architecture, security, and application teams.

Provides production database administration and support for mission-critical environments, including performance monitoring, incident response, root-cause analysis, security, and availability. Develops SQL Server database objects, ETL pipelines, dimensional models, data marts, dashboards, and Splunk monitoring solutions. Designs cloud and hybrid database architectures, performs data migrations, validates data integrity, and collaborates with stakeholders on technical requirements and analytics solutions within an Agile environment.

Provides production support and administration for mission-critical databases, including monitoring, incident response, root-cause analysis, performance optimization, and on-call coverage. Develops SQL database objects, Databricks lakehouse models, ETL pipelines, data migrations, dashboards, and data governance standards. Collaborates with stakeholders and development teams in an Agile environment while ensuring data integrity, scalability, security, and availability across AWS and hybrid-cloud platforms.

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.

Administer and optimize mission-critical Microsoft SQL Server environments across on-premises and Azure platforms. Develop and tune complex T-SQL, manage large databases, implement Always On high availability and disaster recovery, oversee backups, security, auditing, monitoring, and data migrations, and automate administration with PowerShell and SQL Agent. Troubleshoot production issues, perform root-cause analysis, support releases, and collaborate with development and infrastructure teams.

Own the reliability, scalability, and administration of production Vitess/MySQL and Cassandra databases. Design highly available architectures, replication, backup, recovery, security, and disaster recovery strategies. Lead incident response, on-call operations, monitoring, SLO development, root cause analysis, and production readiness reviews. Automate database and infrastructure operations using scripting, Kubernetes, Terraform, Ansible, and Jenkins. Establish runbooks, escalation procedures, training materials, and mentor junior database SREs while partnering across engineering and infrastructure teams.

Manage health and performance of product databases: schema design, permissions, backups/recovery, failover clustering, performance tuning, monitoring, incident response, and cross-team support for releases and customer issues. Participate in on-call rotation.

Lead the design and optimization of Cassandra and DataStax databases, tables, indexes, and ETL solutions. Establish database policies and best practices, improve query performance with application teams, and provide hands-on support for backups, recovery procedures, and issue resolution. The role requires advanced database management expertise, programming or scripting skills, and at least seven years of experience.

Administers and secures Oracle databases supporting DISA contract systems. Responsibilities include database installation, tuning, access management, outage response, disaster recovery, security patching, STIG compliance, scripting, release support, data modeling, legacy data migration, reconciliation, and system integration. The role also supports Appian data stores and coordinates database changes with DISA, hosting providers, ISSOs, and development teams.

Owns the design, availability, performance, security, compliance, automation, and support of enterprise Oracle database platforms. Administers Oracle RAC, ASM, Exadata, Data Guard, GoldenGate, RMAN, and multitenant environments; leads FedRAMP and NIST compliance, hardening, vulnerability remediation, incident response, backup and disaster recovery, monitoring, and automation. Serves as a senior escalation point, partners with engineering and security teams, and provides training and documentation.

Architects, administers, secures, and optimizes enterprise SQL Server databases across on-premises and cloud environments. Responsibilities include patching, performance tuning, troubleshooting, database design, scripting, disaster recovery, backup planning, audits, migrations, SSIS packages, and SSRS reporting. The role collaborates with application owners and IT teams to maintain reliable, scalable, compliant database systems and provides technical guidance to users.

Administer and optimize production, staging, and development databases across SQL and NoSQL platforms. Responsibilities include database installation, configuration, architecture, performance monitoring, security, backups, disaster recovery, high availability, failover, capacity planning, troubleshooting, and data recovery. The role supports ETL pipelines and reporting, collaborates with developers and data modelers, provides technical mentorship, and manages database infrastructure in Linux and AWS environments for EPA applications.

Leads administration, deployment, monitoring, optimization, troubleshooting, and modernization of SQL Server and AWS database infrastructure. Supports EC2-hosted and RDS SQL Server environments alongside Aurora, DynamoDB, Redshift, and S3 data lake services. Diagnoses performance issues, manages replication, backups, disaster recovery, security, and large databases, develops SQL and PowerShell automation, partners with engineering and development teams, documents processes, and participates in on-call support.

Manage MSSQL and PostgreSQL databases, including installation, configuration, monitoring, performance tuning, security, backup and recovery. Develop optimized SQL queries, stored procedures, triggers, and views. Use AWS services for database deployment and scaling, Git/GitHub for version control, and collaborate with developers and system administrators. Support data warehouse design, ETL processes, reporting requirements, and database troubleshooting.

Leads architecture, availability, performance, security, disaster recovery, and lifecycle management for enterprise SQL Server environments. Owns HA/DR strategy, capacity planning, incident escalation, upgrades, consolidations, cloud migrations, automation, compliance, and database standards. Provides technical leadership and mentorship to DBAs, partners with engineering and application teams, manages vendors and licensing, and participates in on-call support.

Maintain and optimize Oracle databases supporting federal Web/Oracle systems in AWS. Responsibilities include database configuration, performance monitoring, backups and restoration, replication, schema management, release and testing support, firewall coordination, STIG compliance, audit support, and developing infrastructure-as-code solutions. The role requires Oracle DBA, PL/SQL, AWS RDS, database replication, and security compliance experience, along with a Secret clearance and Security+ CE or CCNA Security certification.

Administer and modernize enterprise data platforms by migrating SQL Server to Azure Databricks. Manage Databricks workspaces, clusters, SQL Warehouses, security, governance, networking, monitoring, performance, and production support. Build infrastructure automation with Terraform and CI/CD, integrate source control and deployment processes, support data and AI teams, and maintain secure, compliant healthcare data environments.

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.

Administers Oracle databases across development, test, staging, and production environments. Performs monitoring, maintenance, backups, recovery, patching, tuning, schema updates, indexing, troubleshooting, access control, encryption, auditing, and compliance remediation. Supports migrations, releases, environment synchronization, documentation, and collaboration with development and cybersecurity teams. Requires an active Top Secret clearance, database administration experience, relevant certifications, and strong Oracle, SQL, PL/SQL, and DoD security knowledge.