Senior Oracle Database Administrator

Expleo•Minneapolis, MN

1d•Hybrid

About The Position

Trissential is hiring a Senior Oracle Database Administrator to join their client's Operational Technology (OT) team. This role supports energy, SCADA, transmission, distribution, and nuclear operations, working on highly visible infrastructure for critical systems. The position offers collaboration with experienced DBAs across multiple database platforms and contributes to modernization, upgrades, automation, and enterprise-scale database environments. It's a contract-to-hire opportunity with potential for extension and long-term career growth.

Requirements

5-7+ years of hands-on Database Administration experience.
Strong expertise with Oracle Database Administration including Oracle 12c, 19c, and 21c.
Strong expertise with SQL Server Administration including SQL Server 2014, 2016, 2017, 2019, and 2022.
Experience performing database backup and recovery operations.
Proven performance tuning and troubleshooting experience.
Strong understanding of disaster recovery and business continuity processes.
Experience supporting PostgreSQL, MySQL, and MariaDB databases.
Hands-on experience with ServiceNow or similar ticketing platforms.
Strong scripting skills using PowerShell, KornShell, Shell Scripting, T-SQL, and PL/SQL.
Ability to communicate effectively with both technical and non-technical stakeholders.
Proven ability to work collaboratively and proactively within a team environment.
Bachelor's degree in Technology, Computer Science, Information Systems, Business, or a related field OR Equivalent combination of education and 8+ years of related professional experience.
Authorized to work in the United States.
U.S. Citizenship is required.

Nice To Haves

Experience supporting utility, energy, SCADA, operational technology, or nuclear environments.
Experience with Oracle ASM, RAC, and Data Guard technologies.
Experience with SQL Server SSIS package development and reporting services.
Experience performing large-scale Oracle and SQL Server version upgrades.
Experience with Windows clustering and SQL Server AlwaysOn technologies.
Knowledge of data governance, data architecture, data visualization, or analytics initiatives.
Exposure to machine learning, predictive modeling, or reporting solutions.
Oracle Certified Professional (OCP).
Microsoft SQL Server Certifications.
Other database administration certifications.

Responsibilities

Administer and support Oracle and SQL Server database environments across development, test, and production systems.
Perform database backup, recovery, performance tuning, patching, and business continuity activities.
Manage Oracle environments including ASM, RAC, Data Guard, and version upgrades.
Support SQL Server environments including clustering, AlwaysOn, replication, mirroring, and log shipping.
Create, maintain, and optimize physical database designs and database builds.
Participate in a rotating on-call schedule to support business-critical systems.
Monitor proactive and reactive database alerts and resolve incidents through ServiceNow.
Develop automation solutions using PowerShell, KornShell, Shell scripting, T-SQL, and PL/SQL.
Collaborate with application support teams, architects, developers, and infrastructure teams.
Conduct database capacity planning, audits, integrity checks, and health assessments.
Support ongoing strategic initiatives and major database upgrade projects.
Maintain security, compliance, governance, and operational standards throughout the environment.