Application Database Administrator (Mid-Level/Senior)

Federal Advisory Partners; United States; On-site; USD 120,000 - 160,000; Full time

Job summary

Tria Federal is seeking a mid/senior Application Database Administrator to support Agile sprint teams, managing production MySQL and PostgreSQL environments. The ideal candidate brings hands-on data modeling using Erwin, strong SQL, and a track record in performance tuning and production support.

You will collaborate with developers to design scalable schemas, own backup and DR strategies, mentor junior DBAs, and contribute to database architecture decisions across applications.

Qualifications

• 5+ years of hands-on DBA experience for MySQL and PostgreSQL in production environments.
• Experience with data modeling tools (Erwin or similar).
• Strong SQL skills with performance tuning and query optimization.
• Experience supporting Agile/Scrum development teams as an embedded DBA.
• Deep understanding of backup/recovery, security, replication, and high-availability architecture.
• Proven experience providing production support and resolving critical incidents under pressure.

Responsibilities

• Actively participate in Agile/Scrum ceremonies as the database subject matter expert.
• Independently design and maintain logical and physical data models using tools such as Erwin.
• Install, configure, and maintain MySQL and PostgreSQL instances across dev, test, staging, and production.
• Monitor and optimize database performance; tune queries and indexes.
• Lead production support and incident resolution; own change management for deployments.

Skills

MySQL Administration

PostgreSQL Administration

Data Modeling Erwin

SQL Performance Tuning

Agile/Scrum Collaboration

Backup & Recovery

Mentorship

Education

Bachelor's degree in Computer Science, Information Systems, or related field

Tools

Erwin

ER/Studio

dbt

Lucidchart

Job description

Who we are:

Tria Federal delivers digital services and technology solutions that support the health and safety of veterans, service members and civilians. For two decades, federal agencies have relied on Tria companies to advance their critical missions and modernize their systems, so that they can uphold their commitment to the American people. Today, we are pushing the boundaries of possibility through partnerships and investments in artificial intelligence and emerging technologies, developing solutions for the biggest challenges that government will face tomorrow.

We are proud to employ and support military veterans who bring mission-first mindset, technical expertise, and leadership qualities that strengthen our work. Veterans, transitioning service members, and military spouses are strongly encouraged to apply.

We are seeking a mid/senior- level Application Database Administrator to support our Agile sprint teams and manage production database environments. The ideal candidate brings solid, hands-on expertise with MySQL and PostgreSQL, strong data modeling capabilities, and a demonstrated track record in performance tuning and production support. This role works closely with development teams throughout the sprint lifecycle and is expected to operate with a good degree of independence, mentor junior team members, and contribute to database architecture decisions.

Key Responsibilities

Sprint Team Support

• Actively participate in Agile/Scrum ceremonies (sprint planning, standups, retrospectives, backlog grooming) as the database subject matter expert
• Review user stories and technical requirements, providing database design input and effort estimates
• Partner with developers to translate application requirements into efficient, scalable database structures
• Provide timely turnaround on database changes to keep sprint deliverables on track
• Guide and review the work of junior DBAs or developers on database-related tasks

Data Modeling

• Independently design and maintain logical and physical data models using tools such as Erwin
• Develop conceptual data models aligned with business and application requirements
• Ensure models support normalization standards, referential integrity, and long-term scalability
• Own data dictionaries, schemas, and entity relationship diagrams (ERDs)
• Lead data model reviews with development, architecture, and business stakeholders
• Identify and resolve data model conflicts across multiple applications/systems

Database Administration (MySQL & PostgreSQL)

• Install, configure, and maintain MySQL and PostgreSQL instances across dev, test, staging, and production
• Manage database schemas, users, roles, and security/access controls
• Own backup, restore, patching, and upgrade strategy and execution
• Design, implement, and maintain replication, high availability, and disaster recovery solutions
• Evaluate and recommend improvements to database architecture and standards

Performance Tuning

• Proactively monitor database performance metrics and identify bottlenecks before they impact users
• Analyze and optimize complex, slow-running queries, indexes, and execution plans
• Tune database configuration parameters for optimal throughput and resource utilization
• Lead capacity planning and scalability assessments for growing application workloads
• Establish performance benchmarks and monitoring best practices

Production Support

• Serve as senior/primary DBA support for production systems, including on-call rotation
• Lead troubleshooting and resolution of complex database incidents, outages, and performance degradation
• Drive root cause analysis on production issues and implement preventive/long-term fixes
• Own database change management for deployments and releases, minimizing risk and downtime
• Develop and maintain runbooks, SOPs, and incident documentation
• Serve as an escalation point for critical/high-severity database issues

Required Qualifications

• Bachelor's degree in Computer Science, Information Systems, or related field (or equivalent experience)
• 5+ years of hands-on experience as a Database Administrator supporting MySQL and PostgreSQL in production environments
• Demonstrated proficiency with data modeling tools (Erwin or similar, e.g., ER/Studio, dbt, Lucidchart)
• Strong, advanced SQL skills with proven experience in query optimization and performance tuning
• Experience supporting Agile/Scrum development teams as an embedded DBA
• Deep understanding of backup/recovery, security, replication, and high-availability architecture
• Proven experience providing production support and resolving critical incidents under pressure
• Experience with database change management and release processes
• Ability to work independently, prioritize competing demands, and communicate effectively with both technical and business stakeholders

Preferred Qualifications

• Experience with cloud database platforms (AWS RDS/Aurora, Azure Database, GCP Cloud SQL)
• Scripting/automation experience (Python, Bash, PowerShell) for routine DBA tasks
• Experience with monitoring tools (Percona Monitoring and Management, pgAdmin, Datadog, New Relic)
• Prior experience mentoring junior DBAs or leading small technical initiatives
• Knowledge of ETL processes and data integration pipelines
• Experience with additional RDBMS platforms (Oracle, SQL Server) a plus
• Experience contributing to database architecture standards or governance

Key Skills

• MySQL & PostgreSQL Administration (Advanced)
• Data Modeling (Erwin)
• Performance Tuning & Query Optimization
• Production Incident Support & RCA
• Agile/Scrum Collaboration
• Backup, Recovery & High Availability
• Mentorship & Cross-Team Communication

Why Tria?

What defines the Tria brand is more than just our dedication to excellence in our craft; it's our incredible team of dedicated, talented, and passionate people that make Tria so exceptional. As people powering possible, we are all partners in our team's shared success.

As a company that cares about people, we seek to cultivate a culture in which all can thrive personallyandprofessionally. We offer a top-tier benefits package to invest in your physical, mental, and financial health and wellness so that you can be your best self - at workand in life. At Tria, we are growth-minded, entrepreneurial in spirit, and committed to fostering a culture of inclusion and opportunity for all. Whatever your background, your role, your department, or stage in your professional journey, here you will have opportunities to learn new skills, seize new challenges, and advance your career as we grow.

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