DSCA Senior AI/RAG Engineer (Software Development Analyst) - 30714

HII's Mission Technologies division•Arlington, VA

1d•$160,000 - $175,000•Remote

About The Position

HII’s Warfare Systems Business Group within Mission Technologies is seeking a senior AI/RAG 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 in an AWS GovCloud IL4/IL5 environment. The engineer designs and implements the application layer connecting the front end with enterprise systems, relational databases, and approved AI/RAG capabilities. This is a fully remote position, with work aligned to Eastern Time Zone core business hours.

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 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.
Relevant experience requirements vary by level and education: Software Development 3 requires 5 years with a related bachelor’s degree, 3 years with a related master’s degree, 0 years with a related PhD, or 9 years with a high school diploma or equivalent. Software Development 4 requires 9 years with a related bachelor’s degree, 7 years with a related master’s degree, 4 years with a related PhD, or 13 years with a high school diploma or equivalent.
Must be able to work assigned East Coast core business hours.

Nice To Haves

8+ 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.

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 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.
Collaborate with front-end, AI/ML, platform, cybersecurity, and identity teams to deliver dependable application capabilities.

Benefits

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 and paid time off
Tuition reimbursement
Early childhood and post-secondary education scholarships
Occasional bonus or other non-recurrent compensation for qualified positions, if applicable