DATABASE ADMINISTRATOR SENIOR
About The Position
Advance how our customers operate while you advance your career. Join GDIT as a Database Administrator Senior and build an impactful career in enterprise IT, collaborating with people who are driven and resourceful like you. MEANINGFUL WORK AND PERSONAL IMPACT: As a Database Administrator Senior, the work you’ll do at GDIT will be impactful to support the New York State (NYS) Department of Heath Medicaid Management Information System (MMIS) program. You’ll join our talented Architecture Team with oversight of the information architecture. You will play a crucial role in the planning strategic direction and define the guiding principles that shape our software, data and technology adoption practices. Will be a part of the DBA team supporting the NYS MMIS. You will be responsible for the maintenance and support of multiple high volume multi-terabyte DB2 LUW, PostgreSQL, MongoDB and DB2 z/OS databases. You will work with the development team to understand requirements and create structures to accommodate them. Also responsible for trouble shooting and database and SQL performance tuning.
Requirements
- Education: Bachelor’s degree in Computer Science or a related field preferred
- The position requires 3+ years of database experience in a distributed environment; Mainframe and Open Systems are required.
- Strong SQL proficiency and hands-on database administration experience
- Performance tuning and optimization (indexing strategy, query tuning, execution plan analysis)
- Database backup and recovery design and execution
- High availability and disaster recovery (HA/DR) configuration and support
- Monitoring, alerting, and capacity planning for production databases
- Scripting for automation (SQL, Bash, or Python)
- DB2 (LUW) administration experience, including:
- DB2 HADR configuration and management
- Tablespace, buffer pool, and storage optimization
- Backup/restore operations using db2backup/db2restore
- Performance troubleshooting via db2pd, snapshot monitors, db2expl
- Ability to design, implement, and maintain secure database environments
- Understanding of RBAC, least-privilege access, and secure authentication practices
- Experience with patching, vulnerability remediation, and secure configuration baselines
- Strong analytical and troubleshooting skills, including root-cause analysis
- Ability to create clear documentation and operational runbooks
- Ability to collaborate effectively with developers, DevOps/SRE, and security teams
- Ability to work effectively in fast-paced environments and participate in on-call rotations
- Strong ownership mindset and commitment to database reliability and performance
- Experience in a high-volume mission critical environment with strict performance Service Levels
Nice To Haves
- Experience with monitoring and observability platforms (Prometheus, Grafana, ELK/EFK)
- Airflow or other workflow orchestration tools (e.g., Prefect, Dagster)
- Advanced database security practices: Audit logging, database activity monitoring Data masking, tokenization, field-level encryption Key management (KMS/HSM), certificate rotation Understanding of compliance frameworks (HIPAA, NIST800)
- Experience with event streaming and CDC
- Exposure to DB2 pureScale or advanced clustering architectures
- Advanced MongoDB experience (sharding, advanced performance tuning)
- MongoDB administrative experience, including replica sets, indexing, query tuning, basic security configuration, and backup/restore
- Managing database disaster recovery
- Experience with healthcare claims processing desirable
Responsibilities
- maintenance and support of multiple high volume multi-terabyte DB2 LUW, PostgreSQL, MongoDB and DB2 z/OS databases
- work with the development team to understand requirements and create structures to accommodate them
- trouble shooting and database and SQL performance tuning
Benefits
- Comprehensive benefits and wellness packages
- 401K with company match
- competitive pay and paid time off
- Full-flex work week to own your priorities at work and at home
- Paid leave and paid holidays are prorated based on the employee’s date of hire.
- The GDIT Paid Family Leave program provides a total of up to 160 hours of paid leave in a rolling 12 month period for eligible employees.
- short and long-term disability benefits
- life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance
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What This Job Offers
Job Type
Full-time
Career Level
Mid Level
