Senior Database Engineer – MongoDB & PostgreSQL (Hybrid)

CACI International Inc; Ashburn (VA); Hybrid; USD 87,000 - 182,000; Full time

Job summary

CACI International Inc is seeking a Senior Database Engineer in the Ashburn, VA area to design, secure, and manage MongoDB NoSQL and relational databases (PostgreSQL/Oracle) on an Agile CBP-focused team.

The role emphasizes data architecture, performance tuning, automation, and DevSecOps with Python/Bash, RBAC, and encryption. Local hybrid work and up to 10% travel support critical DHS missions.

Qualifications

• 5–7+ years of database administration/engineering experience
• Minimum 3+ years of hands-on MongoDB design/administration experience
• Local Ashburn, VA hybrid work schedule required

Responsibilities

• Design and document logical and physical data models for NoSQL and relational systems
• Administer, upgrade, and maintain MongoDB environments with HA configurations
• Administer, model, and maintain PostgreSQL/Oracle relational databases
• Tune performance; optimize MongoDB pipelines and SQL queries
• Implement data security controls: RBAC, encryption at rest/in transit, auditing
• Develop backup, recovery, and disaster recovery strategies for distributed databases
• Automate deployment and maintenance with Python/Bash and IaC tools
• Collaborate in Agile Scrum ceremonies with developers and government stakeholders

Skills

NoSQL Expertise

Data Modeling

RDBMS Administration

Performance Optimization

Scripting & Automation

Security Standards

Linux Administration

Education

Bachelor's degree in CS/SE/IT or related field

Tools

MongoDB

PostgreSQL

Oracle

Job description

CACI International Inc is seeking a Senior Database Engineer in the Ashburn, VA area to design, secure, and manage MongoDB NoSQL and relational databases (PostgreSQL/Oracle) on an Agile CBP-focused team.

The role emphasizes data architecture, performance tuning, automation, and DevSecOps with Python/Bash, RBAC, and encryption. Local hybrid work and up to 10% travel support critical DHS missions.