DSCA AI Back-End Developer (Software Development Analyst) - 31043

HII's Mission Technologies division•Arlington, VA

10d•$150,000 - $170,000•Remote

About The Position

HII’s Warfare Systems Business Group within Mission Technologies is seeking an experienced AI Back-End Developer to support the Defense Security Cooperation Agency (DSCA). The role builds secure, scalable services and integrations for an AI-enabled enterprise application, designing the application layer that connects the front end, enterprise systems, relational databases, and approved AI/RAG capabilities in an AWS GovCloud IL4/IL5 environment. The position is fully remote and requires alignment with Eastern Time Zone core business hours; occasional travel of less than 10% to East Coast customer sites may be required. The developer creates and maintains production-grade Python backend services and RESTful APIs; implements application workflows and integrations; and connects applications to approved Amazon Bedrock capabilities. The role also designs and optimizes relational data models, supports streamed AI responses, and implements reliability, logging, auditing, and error-recovery mechanisms. Security responsibilities include applying Zero Trust-aligned practices, supporting DoW/DoD ICAM integration, and remediating application components according to applicable STIG/SRG requirements. The developer contributes to DevSecOps and may develop React- and TypeScript-based interface components and workflows as needed. The position collaborates with front-end, AI/ML, platform, cybersecurity, and identity teams. The candidate must possess and maintain an active Secret clearance at the time of consideration. The position is categorized under Software Development 3 or Software Development 4, with level depending on qualifications and experience.

Requirements

Strong experience developing Python backend services and RESTful APIs.
Experience with FastAPI, Flask, Django, or comparable Python web frameworks.
Experience with SQL and relational databases, preferably PostgreSQL.
Experience integrating cloud services, enterprise systems, and external or internal APIs.
Experience integrating applications with AI/LLM or RAG services.
Experience with Git, automated testing, CI/CD, secure software development, and containerized applications.
Working experience with React, TypeScript, HTML, and CSS sufficient to build and maintain enterprise application user interfaces and integrate them with backend APIs.
Working knowledge of AWS cloud services and cloud-native application design.
Experience implementing authentication, API and service-level authorization, and enterprise identity integration using standards or patterns such as OAuth 2.0, OpenID Connect, SAML, JWT, RBAC, or ABAC.
Working knowledge of DoW/DoD ICAM, Zero Trust principles, least-privilege access, and secure software supply-chain practices.
Familiarity with applicable DISA STIGs, SRGs, secure configuration requirements, and vulnerability-remediation workflows.
Must possess and maintain an active Secret clearance at the time of consideration.
Must align with Eastern Time Zone core business hours.
Software Development 3 qualification pathways: 5 years of relevant experience with a bachelor’s degree in a related field; 3 years with a master’s degree in a related field; 0 years with a Ph.D. in a related field; or 9 years with a high school diploma or equivalent.
Software Development 4 qualification pathways: 9 years of relevant experience with a bachelor’s degree in a related field; 7 years with a master’s degree in a related field; 4 years with a Ph.D. in a related field; or 13 years with a high school diploma or equivalent.
Ability to remain stationary for prolonged periods while working at a computer; operate a keyboard, mouse, and standard office equipment; communicate effectively in virtual meetings and briefings; and review and interpret digital data for extended periods with attention to detail.
Ability to lift documents or equipment up to 10 pounds occasionally, if needed for home-office setup.
Must maintain a home work environment meeting company and government security requirements, including a controlled space for handling sensitive or FOUO information when applicable.

Nice To Haves

8 or more years of preferred experience.
Experience working in AWS GovCloud, including Amazon Bedrock, API Gateway, S3, and Boto3.
Experience with streaming APIs, WebSockets, server-sent events, queues, or asynchronous processing patterns.
Experience with RAG architectures, vector databases, document-ingestion workflows, or AI orchestration services.
Experience supporting RMF activities, security-control evidence, continuous monitoring, or STIG/SRG assessment remediation.
Experience working with front-end, AI/ML, platform, cybersecurity, and identity-management teams.
Working experience with React, TypeScript, HTML, and CSS sufficient to build and maintain enterprise application user interfaces and integrate them with backend APIs.

Responsibilities

Develop and maintain production-grade Python backend services and RESTful APIs using FastAPI, Flask, Django, or similar frameworks.
Design secure API contracts, including schemas, documentation, validation, authentication, authorization, error handling, and versioning.
Implement application business logic, workflows, asynchronous processing, and integrations with enterprise systems, databases, and AI/RAG services.
Integrate services with approved Amazon Bedrock capabilities using Boto3 and defined AI service interfaces.
Support streamed AI responses and implement appropriate retries, timeouts, logging, auditing, and error-recovery mechanisms.
Design and optimize PostgreSQL or equivalent relational database models, queries, transactions, and data-access patterns.
Implement Zero Trust-aligned security practices, including DoW/DoD ICAM integration, least-privilege access, secure service-to-service communication, API-level authorization, encryption, secrets management, and audit logging.
Develop and remediate application components in accordance with applicable STIG/SRG requirements and support security assessment and authorization activities.
Contribute to DevSecOps practices, including Git, CI/CD, automated testing, containerized delivery, vulnerability remediation, and application monitoring.
Develop and maintain React- and TypeScript-based user interface components and workflows as needed to support application capabilities, API integrations, and AI-enabled user experiences.
Use approved AI-assisted or agentic coding tools and specification-driven development practices while maintaining accountability for architecture, security, code review, testing, and production readiness.
Collaborate with front-end, AI/ML, platform, cybersecurity, and identity teams to deliver dependable application capabilities.
Work East Coast core business hours and, when needed, travel to customer sites on the East Coast for customer and stakeholder meetings.

Benefits

Best-in-class medical, dental, and vision plan choices
Wellness resources
Employee assistance programs
Savings Plan Options (401(k))
Financial planning tools
Life insurance
Employee discounts
Paid holidays
Paid time off
Tuition reimbursement
Early childhood and post-secondary education scholarships
Potential bonus or other non-recurrent compensation for qualified positions, if applicable