Senior Oracle Database Administrator

Expleo•Minneapolis, MN

1d•$51 - $61•Hybrid

About The Position

Trissential is hiring a Senior Oracle Database Administrator to join our client's Operational Technology (OT) team supporting energy, SCADA, transmission, distribution, and nuclear operations. This is an opportunity to work on highly visible infrastructure supporting critical systems while collaborating with a team of experienced DBAs across multiple database platforms. The role involves working on critical infrastructure projects that directly support energy and operational technology environments, gaining exposure to Oracle, SQL Server, PostgreSQL, MySQL, and MariaDB platforms, and contributing to modernization initiatives, upgrades, automation projects, and enterprise-scale database environments. The position offers a hybrid work schedule with a supportive team culture and opportunities for contract 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