.NET Software Developer, Junior

Job Details

Job Location:

Arlington, VA 22203
Position Type:
Full Time
Salary Range: $90,000.00 - $
Salary Travel Percentage:
None

TIAG is now hiring a Junior .NET Developer to support the Office of Naval Research (ONR) enterprise environment in Arlington, Virginia. The selected candidate will support the development, enhancement, testing, deployment, and maintenance of mission‑critical business applications that support ONR's research, financial management, business operations, and enterprise modernization initiatives.

The Junior .NET Developer will work as part of an Agile development team, collaborating with software developers, business analysts, database administrators, systems engineers, cybersecurity personnel, and government stakeholders to deliver secure, scalable, and user‑focused solutions.

This position reports onsite 5 days per week in Arlington, VA. The position requires an active Secret clearance in order to start work, so US or Naturalized Citizenship is a requirement for consideration.

• Develop, test, maintain, and enhance applications utilizing Microsoft .NET technologies, including C#, ASP.NET, and .NET Core.
• Support software development lifecycle activities including requirements analysis, design, coding, testing, deployment, and sustainment.
• Participate in Agile development activities including sprint planning, backlog refinement, daily standups, and sprint reviews.
• Develop and maintain database queries, stored procedures, and integrations supporting enterprise applications.
• Troubleshoot application issues, perform root cause analysis, and implement corrective actions.
• Collaborate with business stakeholders to gather requirements and implement application enhancements.
• Create and maintain technical documentation, release documentation, and standard operating procedures.
• Support application security, compliance, and cybersecurity requirements in accordance with Department of Defense policies.
• Participate in code reviews and adhere to secure coding and software quality best practices.

• Bachelor's degree in Computer Science, Information Technology, Software Engineering, or a related discipline, or equivalent experience.
• Minimum two (2) years of experience developing applications utilizing Microsoft .NET technologies, including C#, ASP.NET, or .NET Core.
• Experience with HTML, CSS, JavaScript, and relational database concepts.
• Experience working in a team‑based software development environment.
• Strong analytical, troubleshooting, organizational, and communication skills.
• Active Secret Clearance.
• Current CompTIA Security+ certification meeting DoD 8570/8140 IAT Level II requirements.
• Current Computing Environment (CE) certification meeting contract requirements.

• Experience supporting Department of Defense or Federal Government programs.
• Experience with Microsoft SQL Server, Oracle, or PostgreSQL databases.
• Experience utilizing Azure Dev Ops, Git, Jira, or similar development and source control tools.
• Experience developing REST APIs and integrating enterprise applications.
• Experience supporting cloud‑based environments and Microsoft Azure technologies.
• Knowledge of Agile development methodologies and Dev Sec Ops  practices.
• Experience supporting cybersecurity compliance, RMF, or secure software development initiatives.

TIAG is an equal opportunity employer and federal contractor or subcontractor. Consequently, the parties agree that, as applicable, they will abide by the requirements of 41 CFR 60‑1.4(a), 41 CFR 60‑300.5(a), and 41 CFR 60‑741.5(a) and employment decisions shall be based solely on merit and without regard to disability, or protected veteran status, or any other characteristic protected by local, state, or federal laws, rules, or regulations.

TIAG takes proactive steps to employ and advance in employment qualified individuals without regard to disability or protected veteran status. The parties also agree that, as applicable, they will abide by the requirements and may be subject and required to take action pursuant to the following laws and accompanying regulations:

The Vietnam Era Veterans Readjustment Assistance Act of 1974, as amended (and its implementing regulations at 41 C.F.R. 60-300);
Section 503 of the Rehabilitation Act of 1973, as amended (and its implementing regulations at 41 C.F.R 60-741); and Executive Order 13496 (and its implementing regulations at 29 C.F.R. part 471, Appendix A to Subpart

A).