NANA Regional Corporation Cassandra Developer in Alexandria, Virginia

Cassandra Developer


Qivliq Federal Group, a wholly owned subsidiary of Akima, LLC, provides business management, policy support, and technology engineering services to federal civilian and Department of Defense clients. Our mission is to leverage our advanced IT capabilities to deliver difference-making solutions for our customers in the public sector.


Cassandra SME specialized in High Availability Architecture and Design to work closely with a Federal Database Services team managing and developing a mission critical, large-scale system for business operations across a broad array of areas. The Cassandra Database Administrator Specialist will need to have expert knowledge of Cassandra, large-scale business systems, a working knowledge of Oracle and Java J2EE JBoss, expertise in management of an OLTP type information system. Specific tasks include: Examining and Analyzing High Availability needs and requirements, developing and providing Design and Implementation reports to support HA requirements. Providing recommendations on how to implement solutions that meet HA requirements based on client’s needs considering industry best practices with justifications and steps to implement recommendations. Serving as an Expert Advisor to the Government to present Cassandra Solutions to support a large mission critical environment and providing knowledge transfer.


BASICQUALIFICATIONS: (must be measurable; must be objective, non-comparative and relevant to performance; must be about ability and not willingness)

  • Minimum 10 years’ experience in providing database administration services

  • Minimum 7 years’ experience in supporting Cassandra at a senior or SME level

  • US Citizenship required.

  • Expert with Cassandra and Database Administration in a large, highly available environment.

  • Expert knowledge of Cassandra in a high volume production environment.

  • Extensive Experience setting up Cassandra architecture and replication solutions.

  • Solid knowledge of physical and logical database design

  • Solid knowledge in schema design principles with demonstrated aptitude to apply best practices for scalable designs

  • Experience establishing DBA standards and best practices for Cassandra

  • Ability to communicate with developers and help steer/influence development for optimal performance

  • Subject matter expert who can inform and mentor existing team DBAs on Cassandra

  • Ability to convey how Cassandra relates to the overall enterprise system

  • Ability to identify and recommend tools and services for managing database infrastructure in all environments

  • Expert knowledge of NoSQL and Linux, including the ability to write scripts

  • Ability to Install, configure, upgrade, and patch Cassandra databases

  • Knowledge of hardware sizing and tuning requirements for database loads based on efficient use of multiple resources

  • Expert on updating and tuning Cassandra instances in a high volume environment

  • Responsible for the maintenance of the database, including backup, recovery, and disaster recovery management

  • Proficient writing scripts for maintenance and automation purposes

  • Strong communication skills and ability to add expert recommendations on architecture/design decisions that will ensure optimal application performance with Cassandra

DESIREDQUALIFICATIONS: (nice to have skills or experience but does not disqualify a candidate)

  • Knowledge of USPTO mission and technical infrastructure.

  • Java and Oracle experience

  • MySQL Percona experience

  • Consistent network and I/O performance tuning

  • AWS experienceProspective employees will receive consideration without discrimination because of race, color, religion, creed, gender, national origin, age, disability, marital status, veteran status, sexual orientation, or any other legally protected status.We are committed to Equal Employment Opportunity and providing reasonable accommodations to applicants with physical and/or mental disabilities. If you have a physical and/or mental disability and are interested in applying for employment and need special accommodations to use our website to apply for a position please contact, Recruiting Services at or 571-353-7053. Reasonable accommodation requests are considered on a case-by-case basis.The dedicated email and telephonic options above are reserved only for individuals with disabilities needing accessibility assistance to apply to an open position using our website.

Please do not use the dedicated email or phone number above to inquire on the status of your job application.

We wish to thank all applicants for their interest and effort in applying for the position; however, only candidates selected for interviews will be contacted.

In order for our company to stay compliant with government regulations, please apply on line. Please DO NOT email resumes or call in lieu of applying online unless you have a physical and/or mental disability and need assistance with the online application.

Job: Information Technology

Primary Location: US-VA-Alexandria

Shift: Day Job

Req ID: QIV00596