Senior Database Administrator

MANTECH seeks a motivated, career and customer-oriented Senior Database Administrator to join our Data and AI Practice. This position requires full-time on-site presence in Chantilly and / or Herndon, VA . The ideal candidate will play a critical role in designing, building, and optimizing data pipelines and architecture that support our enterprise-scale data initiatives in an IC customer space. This role demands technical expertise, strategic thinking, and hands-on experience with Oracle-based systems in high-volume environments. If you thrive in a fast-paced, data-driven organization and enjoy solving complex data engineering challenges, we want to hear from you.

Responsibilities include but are not limited to :

Designing, deploying, and maintaining cloud-based databases,

Providing support for database management tasks, and

Ensuring data security and integrity.

Working closely with cloud infrastructure teams to ensure seamless integration of cloud base databases with applications and services.

Performs complex duties and tasks that leverage domain expertise to implement Oracle products and technology to provide value to our customers.

Minimum Qualifications :

Must possess a Bachelor's degree in a related field and at least 8 years of experience relevant to this position.

Experience with US Government / IC customers enterprise systems

Experience with data architecture, engineering, and data modeling. Experience with managing structured and unstructured data, and knowledge of binary file types like Parquet, Hudi, Iceberg, Delta Lake

Experience integrating Oracle databases with big data platforms such as Hadoop, Spark, or cloud-based data lakes. Familiarity with Oracle SQL, MySQL, PostgreSQL, MongoDB, or Oracle Database Engineering

Senior Oracle DBA with experience in Oracle Database Installations and Upgrades (version 19c preferred).

DBA experience Including the following Database technologies :

RAC (Real Application Clusters), Multitenant (create, cloning, dropping, CDBs and PDBs), Data Guard (Physical Standby and Active Data Guard), Unified Auditing, RMAN (Recovery Manager), DB patching, hardening / STIG'ing, Oracle Automated Storage Management (ASM), Database troubleshooting / Fault identification

Experience writing SQL / PLSQL code. Experience with Linux (use & navigation, and shell scripting knowledge). Experience configuring and querying Oracle Audit

Preferred Qualifications :

Master's degree preferred

Oracle Database Certified Associate, Oracle Database Certified Professional or Oracle Cloud Infrastructure Certifications

Experience with the Oracle Label Security option

Experience with Oracle Data Vault or experience with Oracle Key Vault

Oracle GoldenGate experience a plus and knowledge of software life cycle and CM practices

Clearance Requirements :

• Must possess a current and active TS / SCI security clearance with Polygraph

Physical Requirements :

The person in this position must be able to remain in a stationary position 50% of the time.

Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.

ManTech International Corporation, as well as its subsidiaries proactively fulfills its role as an equal opportunity employer. We do not discriminate against any employee or applicant for employment. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

If you are a qualified individual with a disability and require a reasonable accommodation to apply for a position with ManTech through its online applicant system, please email us at careers@mantech.com and provide your name and contact information.