Full-Time

SQL Developer

Posted on 9/4/2025

Harmonia

Harmonia

201-500 employees

Federal IT services and cybersecurity solutions

No salary listed

No H1B Sponsorship

McLean, VA, USA

In Person

US Citizenship, US Top Secret Clearance Required

Category
Data & Analytics (1)
Required Skills
SQL
AWS
Requirements
  • Bachelors degree in Computer Science, Information Technology Management or Engineering, or other comparable Certifications or experience
  • Minimum of 3 years in SQL development with progressive responsibilities
  • Deep expertise in complex SQL query design, optimization, and debugging
  • Prior experience working in government or highly regulated sectors
  • Demonstrated ability to work alongside development, infrastructure, and security teams
  • Strong knowledge of database security, access control models, and regulatory compliance
  • Capable of diagnosing and resolving issues quickly under pressure
  • Skilled in creating detailed documentation for auditing, training, and operational continuity
  • Must be a U.S. citizen
  • Must be able to obtain and maintain a Public Trust clearance
Responsibilities
  • Craft efficient and optimized SQL queries, stored procedures, functions, and views tailored to complex data processing needs
  • Work closely with application developers to embed database logic seamlessly into applications
  • Analyze and resolve performance bottlenecks across development, testing, and production stages
  • Support and lead efforts in moving legacy systems to AWS cloud databases like RDS or Aurora PostgreSQL
  • Ensure all development aligns with federal data governance, access control, and security standards
  • Create and update comprehensive documentation such as data dictionaries, standard operating procedures (SOPs), and runbooks
  • Provide technical guidance and mentorship to junior database developers and enforce best practices
Desired Qualifications
  • Proven success in migrating systems to AWS RDS or Aurora PostgreSQL
  • Familiarity with Oracle, SQL Server, MySQL, or similar platforms
  • Exposure to CI/CD practices and tools for managing database changes
  • Experience with platforms like ServiceNow, and generating audit-ready documentation
  • Understanding and experience with Agile or Scrum methodologies

Harmonia Holdings Group provides IT solutions for U.S. government agencies. They tailor services such as software development, data analytics, and cybersecurity to help federal operations run more efficiently within tighter budgets. Their offerings combine software and services delivered under government contracts, using emerging technologies to meet agencies’ needs. Harmonia differentiates itself by focusing specifically on the federal market, building customized solutions through close agency collaboration, and by its commitment to social impact, including donating millions and supporting veteran employment initiatives. The company’s goal is to improve the efficiency and effectiveness of federal operations while contributing to communities and helping veterans transition into civilian life.

Company Size

201-500

Company Stage

Growth Equity (Venture Capital)

Total Funding

N/A

Headquarters

Blacksburg, Virginia

Founded

2006

Simplify Jobs

Simplify's Take

What believers are saying

  • Madison Dearborn investment accelerates growth with Damon Griggs as CEO.
  • Active USAspending.gov contracts ensure steady federal revenue streams.
  • New executives like Rod Fontecilla boost AI innovation capabilities.

What critics are saying

  • Damon Griggs' team causes talent attrition in 3-6 months.
  • Booz Allen Hamilton erodes AI/ML contracts in 12-24 months.
  • FY2027 budget cuts slash DevSecOps revenue by 20-30%.

What makes Harmonia unique

  • Harmonia deploys Agile and DevSecOps for federal AI/ML and cybersecurity modernization.
  • 94% employee approval exceeds U.S. average, aiding veteran talent attraction.
  • R3 Corda partnership enhances secure hybrid blockchain for federal banking.

Help us improve and share your feedback! Did you find this helpful?

Benefits

Health Insurance

Dental Insurance

Vision Insurance

Life Insurance

Disability Insurance

401(k) Company Match

Flexible Work Hours

Paid Holidays

Unlimited Paid Time Off

Paid Parental Leave

Gym Membership

Professional Development Budget

Company News

Harmonia Holdings Group, LLC
Aug 20th, 2025
Kirstin Shelton Joins Harmonia as Chief Human Resources Officer

McLean, VA, August 20, 2025 - Harmonia Holdings Group, LLC (Harmonia), a provider of innovative technology solutions to the U.S. Federal Government, today announced that Kirstin Shelton has joined the company as Chief Human Resources Officer (CHRO).

Harmonia Holdings Group, LLC
Feb 26th, 2025
Dawn Halfaker and Sudhakar Kesavan Join Harmonia Board of Directors

Harmonia Holdings Group, LLC (Harmonia), a provider of innovative technology solutions to the U.S. Federal Government, today announced the addition of Dawn Halfaker and Sudhakar Kesavan to their Board of Directors.

Homeland Security Today
Oct 9th, 2024
Rod Fontecilla Joins Harmonia Holdings Group as Chief Innovation and AI Officer

Rod Fontecilla joins Harmonia Holdings Group as Chief Innovation and AI Officer.

Business Wire
Sep 11th, 2024
Madison Dearborn Partners Completes Strategic Investment in Harmonia Holdings Group; Industry Veteran Damon Griggs joins Harmonia as CEO and Chairman

Harmonia Holdings Group, LLC (“Harmonia” or the “Company”), a provider of innovative technology solutions to the U.S. Federal Government, today announ

ExecutiveBiz
Sep 10th, 2024
Madison Dearborn Partners Announces Strategic Growth Investment in Harmonia

Madison Dearborn Partners has completed a strategic investment in Harmonia Holdings, a technology solutions provider to federal agencies and commercial clients.

INACTIVE