Senior Database Administrator

Mantech International Corporation Chantilly , VA 22022

Posted 2 weeks ago

Where applicable, confirmation that you meet customer requirements for facility access which may include proof of vaccination and/or attestation and testing, unless an accommodation has been approved.

Secure our Nation, Ignite your Future

Join the top Information Technology and Analytic professionals in the industry to make invaluable contributions to our national security on a daily basis. In this innovative, self-contained, Big Data environment, the ManTech team is responsible for everything from infrastructure, to application development, to data science, to advanced analytics and beyond. The team is diverse, the questions are thought-provoking, and the opportunities for growth and advancement are numerous

The successful candidate will work as part of the overall DBA team to determine, implement, and maintain the most efficient ways to organize and store data.

Duties, Tasks & Responsibilities

  • Participating in the design, maintenance, enhancement, coding, and administration of relational databases

  • Managing, monitoring, and administering database system performance and schedules

  • Monitoring the performance of system files and managing system data to maintain performance efficiency

  • Conducting performance tuning, baselining and forecasting system performance, and managing configurations

  • Providing technical support in the evaluation of prime object names, data elements, and other objects

  • Recommending appropriate procedure, query, or package changes and optimizations to ensure and improve system performance and reliability

  • Installing and configuring database environments

  • Performing backups, restores, and archiving data

  • Participating in server and storage capacity management and planning for the most complex and critical systems

  • Recommending and implementing approved process and tool improvements

Required Experience, Skills, & Technologies

  • Bachelor's Degree in Computer Science, Information Systems, Engineering, or other related discipline, or 4+ years of related database experience may be substituted for education

  • 9 years or more relevant experience

  • Significant experience with Oracle 12c architecture and database design, and related Oracle technologies (Partition, TDE Encryption, Pluggable Database, etc.) on Linux systems

  • Significant Oracle Exadata experience

  • Significant Oracle ZFS Storage Appliance experience

  • Significant PL/SQL developer experience

  • Significant Oracle Label Security (OLS) experience

  • Significant experience with performance tuning, capacity planning, and optimization of database environments

  • Strong understanding of high-availability solutions and architecture

  • Strong understanding of backup methodologies and their implementation (RMAN, Data Guard)

  • Experience developing processes and procedures to standardize database installations and configurations

  • Experience managing very large databases (terabytes and petabytes)

  • Strong documentation skills

  • Experience automating, scripting, and streamlining processes for efficiency and accuracy; shell scripting experience

Desired Experience, Skills & Technologies

  • Experience with PostgreSQL architecture, database design, administration, and related technologies.

  • Experience configuring and maintaining Oracle in a Cloud environment

  • Oracle OCP or OCM certification(s)

  • Strong Linux experience

  • Experience migrating from Spark Oracle to X86 systems

Security Clearance Required:

  • TS/SCI Polygraph

Physical Requirements:

  • Use hands to operate a computer and other office productivity machinery, such as a calculator, copy machine and computer printer.

  • The person in this position needs to occasionally move about inside the office to access file cabinets, office machinery, etc.

  • Constantly positions self to maintain computers in the lab, including under the desks and in the server closet

#LI-AA1 #joinds

For all positions requiring access to technology/software source code that is subject to export control laws, employment with the company is contingent on either verifying U.S.-person status or obtaining any necessary license. The applicant will be required to answer certain questions for export control purposes, and that information will be reviewed by compliance personnel to ensure compliance with federal law. ManTech may choose not to apply for a license for such individuals whose access to export-controlled technology or software source code may require authorization and may decline to proceed with an applicant on that basis alone.

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 because of race, color, sex, religion, age, sexual orientation, gender identity and expression, national origin, marital status, physical or mental disability, status as a Disabled Veteran, Recently Separated Veteran, Active Duty Wartime or Campaign Badge Veteran, Armed Forces Services Medal, or any other characteristic protected by law.

If you require a reasonable accommodation to apply for a position with ManTech through its online applicant system, please contact ManTech's Corporate EEO Department at (703) 218-6000. ManTech is an affirmative action/equal opportunity employer - minorities, females, disabled and protected veterans are urged to apply. ManTech's utilization of any external recruitment or job placement agency is predicated upon its full compliance with our equal opportunity/affirmative action policies. ManTech does not accept resumes from unsolicited recruiting firms. We pay no fees for unsolicited services.

If you are a qualified individual with a disability or a disabled veteran, you have the right to request an accommodation if you are unable or limited in your ability to use or access http://www.mantech.com/careers/Pages/careers.aspx as a result of your disability. To request an accommodation please click careers@mantech.com and provide your name and contact information.


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Senior Database Administrator

Mantech International Corporation