Title: Database Administrator (PostgreSQL / Greenplum)
Location: Hybrid - Remote with ability to support Adelphi, MD (on-site as required)
Clearance: Active Top Secret (TS/SCI preferred or ability to obtain)
FLSA Status: Exempt
Position OverviewThis role is responsible for the secure, reliable, and efficient operation of enterprise PostgreSQL and Greenplum database environments that support mission-critical cybersecurity and continuous monitoring systems.
The Database Administrator will support high-volume, distributed data environments, ensuring performance optimization, system availability, data integrity, and compliance with federal cybersecurity requirements. This position plays a key role in supporting operational data pipelines, analytics platforms, and security monitoring capabilities within a high-security DoD environment.
This is a hybrid position with primary remote support and periodic on-site requirements in Adelphi, Maryland.
Key Responsibilities- Administer, maintain, and support PostgreSQL and Greenplum database environments across development, test, and production systems
- Monitor database performance and implement tuning strategies to optimize query execution, indexing, and system efficiency
- Manage database backup, recovery, and disaster recovery (DR) processes to ensure data integrity and system availability
- Support high availability configurations, replication, clustering, and failover mechanisms
- Implement and enforce database security controls in alignment with DoD and federal cybersecurity requirements
- Support integration of database systems with cybersecurity tools, SIEM platforms, and continuous monitoring solutions
- Develop and maintain Standard Operating Procedures (SOPs) for database operations, maintenance, and troubleshooting
- Analyze system logs, alerts, and performance metrics to identify issues, perform root cause analysis, and implement corrective actions
- Perform database patching, upgrades, and configuration management activities
- Collaborate with cybersecurity, DevSecOps, and engineering teams to support mission requirements and system integration
- Participate in incident response and remediation activities as needed
- Provide regular status updates, documentation, and reporting on database performance and operational activities
Professional Conduct and Expectations- Maintain accountability for assigned tasks and deliverables
- Provide timely updates and communicate proactively regarding issues, risks, and blockers
- Operate effectively within a structured, process-driven environment
- Demonstrate strong attention to detail and adherence to security and compliance requirements
- Maintain professional communication with team members, leadership, and customer stakeholders
Required Qualifications- U.S. Citizenship
- Active Top Secret clearance (TS/SCI preferred or ability to obtain)
- CompTIA Security+ certification (required or ability to obtain within a defined timeframe)
- Bachelor's degree in Information Technology, Computer Science, Cybersecurity, or related field (or equivalent experience)
- 5-10+ years of database administration experience in enterprise environments
- Hands-on experience administering PostgreSQL databases
- Experience supporting or working with distributed database systems (Greenplum or similar platforms preferred)
- Experience with database performance tuning, query optimization, and indexing strategies
- Experience with backup, recovery, and high availability solutions
- Familiarity with Linux-based systems and database hosting environments
- Experience supporting production systems in a federal or DoD environment
- Strong troubleshooting, analytical, and problem-solving skills
Preferred Qualifications- Direct experience with Greenplum database environments
- Experience supporting cybersecurity or continuous monitoring environments (e.g., CSSP, SIEM integration)
- Familiarity with RMF, NIST 800-53, and DoD security requirements
- Experience with large-scale data environments, data warehousing, or analytics platforms
- Experience with automation, scripting, or Infrastructure as Code (IaC) tools
- Experience working in hybrid cloud environments (AWS, Azure, or similar)
