Senior PostgreSQL Database Administrator

Postgres
UNITED STATES
October 5, 2026
Full Time
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Job Description

Company: System One
Location: Washington, DC
Workplace Type: On-site
Employment Type: Direct Hire (Permanent)
Pay / Compensation: $190,000.00

About the Role

System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. We are seeking a Senior PostgreSQL Database Administrator for a Direct Hire position requiring 40.0 hours per week and an active Top Secret security clearance with current or previously held SCI access.

What You’ll Do / Key Responsibilities

  • Ensure the performance, availability, scalability, and security of PostgreSQL database environments.
  • Design, implement, manage, and tune PostgreSQL databases in enterprise environments.
  • Own high availability and disaster recovery configurations for PostgreSQL environments.
  • Enforce database security controls, including encryption, key management, and compliance-aligned auditing.
  • Perform database performance tuning, backups, replication, and recovery.
  • Manage schemas, indexes, stored procedures, and permissions.
  • Support containerized database and application operations by managing Kubernetes clusters.
  • Administer CI/CD pipelines and automation supporting database and application delivery.
  • Participate in Agile ceremonies and collaborative delivery activities.
  • Support production operations with urgency and operational discipline.
  • Communicate technical risks, issues, and recommendations clearly to stakeholders.
  • Build and maintain strong customer trust through technical expertise, responsiveness, and reliability.

Requirements & Qualifications

  • 10+ years of hands-on database administration experience, including at least 5 years of recent, deep expertise in PostgreSQL.
  • Active Top Secret clearance with current or previously held SCI access.
  • Bachelor’s degree in Computer Science or a related field preferred; relevant experience may substitute.
  • Certification meeting DoD 8140 (e.g., Security+, GSEC, or higher).
  • Experience designing, implementing, managing, and tuning PostgreSQL databases in enterprise environments.
  • Experience owning high availability and disaster recovery configurations for PostgreSQL environments.
  • Experience enforcing database security controls, including encryption, key management, and compliance-aligned auditing.
  • Ability to own core PostgreSQL responsibilities on day one and ramp quickly on program-specific tooling in a fast-paced, mission-critical environment.
  • Perform database performance tuning, backups, replication, and recovery.
  • Manage schemas, indexes, stored procedures, and permissions.
  • Support Kubernetes clusters and containerized database and application operations.
  • Administer CI/CD pipelines and automation supporting database and application delivery.
  • Participate in Agile ceremonies and collaborative delivery activities.
  • Support production operations with urgency and operational discipline.
  • Communicate technical risks, issues, and recommendations clearly to stakeholders.
  • Build and maintain strong customer trust through technical expertise, responsiveness, and reliability.

Preferred / Bonus Qualifications (if applicable)

  • Master’s Degree.
  • Experience with SSIS, SSRS, and SSAS.
  • Familiarity with cloud platforms (Azure SQL, Amazon RDS).
  • Certifications such as Microsoft Certified: Azure DBA Associate or Data Management & Analytics.

Benefits & Perks

  • Health and welfare benefits coverage options including medical, dental, and vision.
  • Spending accounts and life insurance.
  • Voluntary plans.
  • Participation in a 401(k) plan.

Contact: Crystal.dinnocenti@systemone.com

System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.

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