Location: Remote

Employment Type: Full-Time, Non-Personal Services — core business hours

Security Clearance: No security clearance required. Minimum active Tier 1 (or higher) federal background investigation required prior to start; ability to obtain a CAC if required by duties.

Job Summary

We are looking for a talented Developer Support Specialist to design, build, and modernize enterprise web applications for a federal government IT program supporting the U.S. Army Corps of Engineers (USACE), Walla Walla District. You will work within a DevSecOps/Agile framework to refactor legacy applications, maintain RMF cybersecurity compliance, and support the sustained availability and modernization of mission-critical government applications.

Key Responsibilities

•     Design, develop, and maintain enterprise web applications for a federal government client, including modernization of legacy Classic ASP modules to .NET Core MVC

•     Work within a DevSecOps/Agile framework across the full SDLC, including two-week sprint cycles

•     Build and maintain front-end and back-end components in C# and JavaScript, connected to an Oracle 19c database

•     Perform code reviews, security scans, and vulnerability remediation (ACAS/SCAP), importing results into DISA STIG Viewer and eMASS

•     Develop, update, and maintain RMF authorization package documentation (SSP, COOP, IRP, System Design Documents) and manage the system authorization boundary

•     Develop and manage Plan of Actions & Milestones (POA&M) for identified vulnerabilities, meeting required remediation timelines

•     Support migration of applications to the USACE CWBI Cloud environment, including deployment via hardened images and microservices where feasible

•     Support inventory, documentation, and governance of AI/ML systems and datasets in accordance with DoD principles

•     Develop and maintain DoDAF-compliant System Architecture Diagrams and technical documentation

•     Participate in requirements analysis, sprint planning, and professional demonstrations of releases to Government stakeholders

Required Qualifications

•     U.S. Citizenship required

•     Minimum active Tier 1 (or higher) federal background investigation, favorably adjudicated, prior to start

•     Bachelor's degree in Computer Science, Software Engineering, or related field (or equivalent experience)

•     Minimum 5 years of full-stack or application development experience

•     Proficiency in C# and JavaScript, with experience in .NET Core MVC

•     Experience modernizing legacy code (e.g., Classic ASP) to modern frameworks

•     Expert knowledge of Oracle database administration, tuning, and complex query development

•     Working knowledge of Agile/DevSecOps methodologies

•     Familiarity with secure coding practices and DoD Security Technical Implementation Guides (STIGs)

•     Demonstrated experience with RMF authorization packages and the eMASS system

Preferred Qualifications

•     Experience with cloud architecture and migration, preferably within AWS GovCloud

•     Federal government or DoD application development background

•     Experience implementing or documenting AI/ML solutions under DoD governance frameworks

•     Experience with GitHub Enterprise and modern DevSecOps toolchains

Certifications

•     CompTIA Security+ or DoD-approved equivalent required within six (6) months of contract start, per DoD Manual 8140.03

(ISC)² CISSP or EC-Council Certified DevSecOps Engineer (ECDE) preferred for senior/lead roles