Sr. .NET Developer (CLEARED)

BRMi • Rockville, MD

9d • Hybrid

About The Position

DMS, Inc., a BRMi company, is a progressive information and management sciences company dedicated to serving our clients in the biomedical research, public health, and small business sectors. For almost four decades, we’ve worked to create an environment where highly qualified individuals can collaborate to create the highest quality solutions for our customers. We leverage frequent, honest communications processes to collaborate with our clients to find solutions tailored to their needs. We're looking for a Senior Application Developer to develop, enhance, and support mission-critical NCI information systems, ensuring they meet federal security, accessibility, and architecture standards. Onsite in Rockville, MD, Hybrid possible for right candidate

Requirements

• 5+ years of enterprise application development experience in 2-tier and 3-tier environments.
• 5+ years of database development using Oracle 11g+ and SQL Server.
• 4+ years using TOAD or comparable database tools.
• 4+ years of .NET development (C#, ASP.NET, MVC, Web API, .NET Core).
• Strong proficiency in SQL and PL/SQL.
• Experience with Angular or other modern JavaScript frameworks.
• Experience with SDLC, EPLC, CMM, and ITIL best practices.
• Experience performing system testing and validation.
• Experience with federal security compliance standards (FISMA, Privacy Act, Section 508).
• Experience producing technical documentation.
• Experience building and maintaining automated test frameworks.
• Strong analytical, problem-solving, and communication skills.
• Ability to obtain and maintain a Public Trust with the NIH. Open to US Citizens and Permanent Residents only.

Nice To Haves

• Associate’s degree or higher.

Responsibilities

• Design, develop, enhance, and maintain mission-critical NCI enterprise applications using .NET technologies.
• Perform advanced database development using Oracle and SQL Server, including stored procedures, triggers, packages, and functions.
• Analyze requirements, develop technical specifications, estimate effort, and support project planning activities.
• Build secure software solutions compliant with FISMA, Privacy Act, Section 508, and NIH/NCI security standards.
• Conduct functional, usability, performance, and accessibility testing.
• Execute security vulnerability scans and support remediation using tools such as NESSUS, WatchFire, or SARA.
• Produce and maintain technical documentation (requirements, workflows, test plans, deployment artifacts).
• Provide troubleshooting, production support, and user assistance for NCI systems.
• Collaborate with project managers, architects, and stakeholders to ensure alignment with enterprise architecture.
• Deliver high-quality, secure code supporting NCI’s research and data mission.
• Perform other duties as assigned.

Benefits

• Comprehensive Medical, Dental, and Vision Insurance
• Employer-Paid Life Insurance
• Employer-Paid Short-Term and Long-Term Disability Insurance
• 401(k) Plan
• Paid Time Off (PTO) that includes Vacation Leave, Sick Leave, and 11 Paid Holidays
• Educational Assistance

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: Associate degree
• Number of Employees: 101-250 employees