Database Administrator

MANTECH•Chantilly, VA

11d•$141,500 - $236,000•Onsite

About The Position

MANTECH seeks a motivated, career- and customer-oriented Senior Database Administrator to join its team in Chantilly, Virginia. The role is part of the overall DBA team and focuses on determining, implementing, and maintaining efficient methods to ingest, organize, and store petabytes of data from disparate systems. The position supports government intelligence agencies and requires an active/current TS/SCI with Polygraph clearance.

Requirements

High school diploma and 15+ years of experience in the Information Technology field.
Significant experience with Oracle 19c+ architecture and database design, and related Oracle technologies such as Partitioning, Encryption, and Pluggable Database, on Linux systems.
Significant Oracle Exadata and PL/SQL developer experience.
Oracle Label Security (OLS) experience and significant experience and knowledge in methodologies to improve database query performance.
Significant experience optimizing database environments.
Strong understanding of high-availability solutions, architecture, backup methodologies, and their implementation, including RMAN and Data Guard.
Experience managing and tuning very large databases (terabytes and petabytes), and automating, scripting, and streamlining processes for efficiency and accuracy, with strong documentation skills.
Active/current TS/SCI with Polygraph clearance.

Nice To Haves

Experience with PostgreSQL architecture, database design, administration, and related technologies.
Knowledge of Oracle Cloud Technology.
Oracle OCP or OCM certification(s).
Linux experience relevant to database O&M.
Knowledge of multiple data-storage technologies.
Ability to work with multiple teams to enhance their code and improve performance.

Responsibilities

Participate in leading the design, development, and administration of Oracle 19c databases.
Design and develop database code for ETL of data from multiple sources.
Conduct performance tuning and forecast system scalability.
Recommend procedure, query, or package changes and optimizations to improve system performance and reliability.
Install and configure database environments and perform database backups and restores.
Manage, monitor, and administer Oracle database systems.
Participate in server and storage capacity management and planning, and provide technical support in evaluating database systems and database design.