Senior DBA: Oracle & SQL Server (Hybrid, OT)

Trissential, LLC; Minneapolis (MN); Hybrid; USD 70,000 - 84,000; Part time

Benefits offered by this job

Competitive compensation

Health benefits and retirement plans

Paid holidays and PTO

Career development

Strong team culture

Job summary

Trissential, LLC is seeking a Senior Database Administrator (Oracle & SQL Server) to join an OT DBA team supporting critical infrastructure and regulated systems. You will manage databases across Oracle, SQL Server, PostgreSQL, MySQL, and MariaDB, handling backups, performance tuning, DR, and automation.

The role offers a hybrid work model (Minneapolis, MN) with on-site and remote days, and opportunities to influence architecture and data governance across high-stakes environments.

Qualifications

• 5-8+ years of hands-on Database Administration experience in enterprise environments.
• Strong Oracle DBA experience including backup/recovery, tuning, business continuity.
• Strong SQL Server DBA experience with backup/recovery, tuning, continuity.

Responsibilities

• Create, maintain, and support databases across development, testing, and production environments.
• Analyze, test, implement, and optimize physical database designs to support business requirements.
• Administer Oracle, SQL Server, PostgreSQL, MySQL, and MariaDB environments.
• Manage installations, upgrades, patching, migrations, and lifecycle activities.
• Perform backup and recovery to ensure data integrity and availability.
• Support business continuity and high availability initiatives.
• Monitor performance and optimize opportunities.
• Conduct audits and capacity planning recommendations.
• Maintain technical documentation and current patches.
• Develop automation using PowerShell, Shell, KornShell, T-SQL, and PL/SQL.
• Partner with application support teams and system admins.
• Drive data governance and integrity.

Skills

Oracle DBA

SQL Server DBA

Performance tuning

High availability

Backup & Recovery

Automation scripting

Database administration

Team collaboration

Education

Bachelor's degree in Technology/CS/IS/Engineering

OCP certification preferred

Microsoft SQL Server certifications preferred

Tools

PowerShell

Shell scripting

KornShell

ServiceNow

SSIS

SSRS

Oracle

SQL Server

PL/SQL

Job description

Trissential, LLC is seeking a Senior Database Administrator (Oracle & SQL Server) to join an OT DBA team supporting critical infrastructure and regulated systems. You will manage databases across Oracle, SQL Server, PostgreSQL, MySQL, and MariaDB, handling backups, performance tuning, DR, and automation.

The role offers a hybrid work model (Minneapolis, MN) with on-site and remote days, and opportunities to influence architecture and data governance across high-stakes environments.