Software Developer, Senior – Integration & Secure Review in Fairfax, Virginia at Nationwide IT Services

Software Developer, Senior – Integration & Secure Review
Full Time

Nationwide IT Services, NIS, is seeking a Senior Software Developer – Integration & Secure Review to serve as a senior technical resource supporting the U.S. Department of Agriculture (USDA), Animal and Plant Health Inspection Service (APHIS), Veterinary Services (VS) application operations, maintenance, enhancement, and integration environment. This opportunity is fully remote.

This position provides advanced software-development and integration expertise for mission-critical Veterinary Services applications and associated interfaces supporting USDA animal health, disease surveillance, regulatory, and operational business processes.
The position develops, sustains, troubleshoots, and enhances .NET Framework 4.8 applications, services, interfaces, and integration components.

The Senior Developer also supports Rhapsody integration-engine routes, SQL Server Integration Services (SSIS) packages, database and system integrations, secure software-development practices, and formal application-code review.

Duties and Responsibilities

• Develop, sustain, troubleshoot, and enhance .NET Framework 4.8 services and integration components.
• Support Rhapsody route development/modification and application-level integration troubleshooting within the VS environment.
• Develop and maintain SQL Server Integration Services (SSIS) packages and related data integrations as assigned.
• Perform formal secure code review through USDA pull-request workflows and document reviewer disposition/evidence on the applicable work item.
• Support complex root-cause analysis, cross-application integration issues, testing, and release readiness.
• Mentor other developers on secure coding and implementation quality while respecting USDA architecture, security, and release authority.

Minimum Qualifications

• Senior-level enterprise application development experience with .NET Framework and systems integration.
• Demonstrated integration development and troubleshooting experience.
• Documented secure-coding training and demonstrated experience reviewing application code for security and quality.
• Experience with pull-request/code-review workflows, source control, testing, and CI/CD.
• Ability to analyze dependencies and troubleshoot production issues across multiple application components.

Preferred Qualifications

• Rhapsody integration-engine development or route experience.
• SSIS and SQL Server integration experience.
• Federal application O&M and DevSecOps experience.
• Experience with static analysis and application-security testing tools such as SonarQube and Burp Suite.

Contract / Work Environment

• Support USDA APHIS Veterinary Services application operations and maintenance in a remote delivery environment.
• Normal support coverage is 8:00 a.m. to 5:00 p.m. Mountain Time, Monday through Friday. Routine after-hours, weekend, and on-call support are not required.
• Must satisfy applicable USDA personnel-security, suitability, PIV, training, and system-access requirements before performing access-dependent work.
• Work is performed using Government-furnished systems, tools, software, and processes. Personnel must follow USDA change, release, security, accessibility, and documentation requirements.

About Nationwide IT Services:

NIS is a CVE-verified Service-Disabled Veteran-Owned Small Business and an IT and management consulting company. Our mission is to deliver value-added services to our customers, leveraging technology, people, and industry best practices to implement innovative solutions through our trusted employees and team members.  

Our benefits package includes medical, dental, and vision insurance; life and disability insurance; a 401(k) plan with employer match; paid holidays; PTO (sick/vacation); commuter benefits; an employee assistance program (EAP); educational reimbursement; and pet insurance.

Salary range $110,000 to $130,000 annually
The salary range is a general guideline. We consider several factors when determining base salary offers, including the position's scope and responsibilities, the candidate's experience, education, and skills, and current market conditions.