SI Engineer 800
- Location
- St. Louis, MO · On-site
- Job type
- Full-time
- Level
- Lead / Staff
- Experience
- 9+ years
- Listed
- 19 days ago
Skills & highlights for this role
- Python, Java, or another enterprise programming language
- Design and development of production software orchestrating multiple services, tools, or data sources
- Implementation of agentic workflows with bounded tool use and human-in-the-loop controls
- API and microservices development
- Containerization (Docker, Podman, Kubernetes)
- Linux
- Active TS/SCI security clearance (eligible for CI Poly)
Also useful
- Model Context Protocol (MCP) server development
- Retrieval-augmented generation and semantic search
- Argo Workflows
- AWS services
- React / JavaScript
- Geospatial and GEOINT data experience
- Classified, disconnected, or air-gapped environment deployment
- CI/CD and DevSecOps automation
Responsibilities
- Design and implement agentic workflows that coordinate approved services, tools, data sources, and human actions.
- Develop reusable orchestration components, APIs, connectors, tool interfaces, and workflow templates
- Develop, secure, test, and operate Model Context Protocol (MCP) servers and tools for approved enterprise services and data sources.
- Implement workflow state management, conditional routing, retries, timeouts, error handling, and recovery.
- Integrate approved SI and large language model services into enterprise applications.
- Implement retrieval-augmented generation, semantic search, and knowledge-retrieval capabilities.
- Establish human review, approval, escalation, and override controls.
- Enforce authorization, data-handling, and operational boundaries throughout workflow execution.
- Preserve citations, provenance, workflow configurations, source versions, and audit records.
- Protect workflows from untrusted inputs, prompt injection, unauthorized tool use, and data disclosure.
- Test workflow logic, tool interactions, failure conditions, security boundaries, and end-to-end behavior.
- Deploy and operate SI-enabled applications on containerized enterprise platforms.
- Establish CI/CD and DevSecOps automation for SI-enabled applications and services.
- Monitor workflow availability, latency, resource consumption, errors, and integration health.
- Troubleshoot application, platform, database, and service-integration issues.
- Support deployment in classified, disconnected, and air-gapped environments.
- Produce architecture diagrams, interface specifications, deployment instructions, and operational documentation.
- Collaborate with domain experts to translate approved mission requirements and policies into technical workflows.
Key Technologies
- Linux
- Python and JavaScript (React)
- Containerization (Docker, Podmad, Kubernetes)
- VS Code, Gitlab, Confluence, and Jira
- AI Software Development
- Argo Workflows
- AWS Services
- Data Types: Structured and Unstructured, JSON, XML, Geospatial, etc.
Required Qualifications
- An active TS/SCI security clearance (eligible for CI Poly)
- 9-13 years of data science/software development experience
- Experience designing and developing production software that orchestrates multiple services, tools, or data sources.
- Experience implementing agentic workflows with bounded tool use and human-in-the-loop controls.
- Proficiency in Python, Java, or another enterprise programming language.
- Experience developing APIs, microservices, event-driven integrations, and asynchronous workflows.
- Experience implementing workflow state, conditional execution, retries, timeouts, idempotency, and failure recovery.
- Experience integrating approved SI or large language model services into enterprise applications.
- Understanding of retrieval-augmented generation, embeddings, vector search, semantic retrieval, and intelligent agents.
- Experience implementing authentication, authorization, secrets management, audit logging, and data-protection controls.
- Experience with containers, Kubernetes, Git, automated testing, CI/CD, and observability.
- Ability to convert domain-expert requirements and policies into version-controlled workflow logic.
- Strong systems-integration, troubleshooting, documentation, and communication skills.
Desired Qualifications
- Experience administering or developing solutions with Red Hat OpenShift AI.
- Experience with Oracle AI Database, including vector-search and semantic-retrieval capabilities.
- Experience deploying services in classified, disconnected, or air-gapped environments.
- Experience supporting GEOINT, Intelligence Community, defense, or national-security missions.
- Experience developing MCP servers, clients, tools, and authorization controls.
- Familiarity with geospatial data, imagery services, spatial databases, knowledge graphs, or enterprise search.
- Experience implementing policy-as-code, data provenance, citations, and record-level handling controls.
- Familiarity with agent interoperability protocols and standardized tool interfaces.
- Experience using executable specifications, contract testing, behavior-driven development, policy-as-code, or requirements-traceability tooling.
- Experience with infrastructure as code, observability, and software supply-chain security.
What's in It for You?
- Flexible work environment
- A team mentality - work with friendly, like-minded professionals
- Work with innovative, cutting edge technologies
Enjoy extremely competitive compensation and benefits
- A work-life balance you can count on
- Opportunities to grow and advance your career on our dime
The Benefits You Get with Freedom
- Amazing benefits including matching 401k, fully paid medical, and more
- Generous paid time off - including paid site closure days
- Competitive salary offerings
- Paid training and tuition reimbursement
- Referral bonuses
- Fully paid life and disability
- Annual logo wear allowance
Company sponsored events (game nights, holiday party, summer party, happy hours)
- Interested in learning more about Freedom and our culture?
- Contact us today!
- We're constantly hosting hiring events in our office and elsewhere, to help you get a sense of what life is like at Freedom before joining the team.
About Freedom Technology Solutions Group
Freedom Technology Solutions Group is seeking a Super Intelligence (SI) Engineer to design, integrate, deploy, and operate secure agentic workflows supporting mission-critical GEOINT systems. The position focuses on application integration, workflow orchestration, platform engineering, secure data access, and production operations. The engineer will collaborate with software, platform, data, cybersecurity, and mission teams to translate approved operational processes into reliable SI-enabled workflows.
As a Phantom SI Engineer, you will be working primarily on backend code fusing multiple data sources and processes together providing immediate value to the analysts by automating their workflows. You will function as a technical expert and be responsible for leading major assignments and guiding project outcomes. You will work with stakeholders from across the Intelligence Community and will need to be comfortable communicating with both military and civilian personnel. You will work on multiple projects each day so must be comfortable context switching between applications.
Equal opportunity and legal notices
VEVRAA Federal Contractor
Accessibility: If you need an accommodation as part of the employment process, please contact Human Resources at
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If you want to view the Pay Transparency Policy Statement, please click the link: English
As an Equal Opportunity Employer, we do not discriminate on the basis of race, color, religion, sex, age, marital status, disability or veteran status
From Freedom Technology Solutions Group's careers page, first listed on Rolev.ai on October 21, 2026. Rolev.ai is not the employer.
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Common questions
Where is the SI Engineer 800 job at Freedom Technology Solutions Group located?
This SI Engineer 800 position at Freedom Technology Solutions Group is located in St. Louis, MO (On-site). Always check Freedom Technology Solutions Group's application page for specific state eligibility or relocation policies.
What qualifications are required for SI Engineer 800 at Freedom Technology Solutions Group?
For the SI Engineer 800 role, Freedom Technology Solutions Group highlights 9+ years of relevant experience; experience with Python, Java, or another enterprise programming language, Design and development of production software orchestrating multiple services, tools, or data sources, Implementation of agentic workflows with bounded tool use and human-in-the-loop controls, API and microservices development, Containerization (Docker, Podman, Kubernetes), Linux. Rolev.ai can score your existing resume against these requirements and show any skill gaps before you apply.
How do I apply for the SI Engineer 800 position at Freedom Technology Solutions Group?
This listing links directly to Freedom Technology Solutions Group's Greenhouse application page. You can apply directly on Freedom Technology Solutions Group's site, or use Rolev.ai to check your resume fit, generate a zero-hallucination tailored resume and cover letter for this posting, and autofill the Greenhouse application form in 1 click with the Rolev.ai Chrome extension. You always review the form and press Submit yourself.