Senior System Engineer
Company: Freedom Technology Solutions Group
Location: Saint Louis
Posted on: April 1, 2026
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Job Description:
Freedom Technology Solutions Group is seeking a System Engineer
to support our client’s intelligence analysis products and
capabilities. This position involves providing system expertise to
enhance existing and emerging client capabilities, including design
and development, modernization of existing applications and
services, and operations and sustainment. The role focuses on
driving the client’s adaptation of higher levels of automation and
operational efficiency through agile development methodologies,
rapid prototyping, and modern technology stacks. Responsibilities:
Conduct system-level assessments of existing environments to
identify capability gaps, integration constraints, and
opportunities to advance DevSecOps adoption across the CORE
ecosystem. Define and evolve system architectures and technical
baselines, ensuring alignment with mission requirements, security
constraints, and enterprise cloud strategies. Engineer and oversee
end-to-end DevSecOps pipeline architectures, including automated
testing frameworks, continuous integration, and continuous delivery
within secure environments. Lead the integration of containerized
solutions across hybrid and cloud (AWS) infrastructures, ensuring
interoperability, scalability, and compliance with enterprise
standards. Design and implement geospatial data processing
workflows and API integrations as part of a broader
system-of-systems architecture. Perform system performance
analysis, troubleshooting, and optimization, identifying root
causes and implementing improvements to enhance reliability and
throughput. Facilitate and lead system architecture reviews, design
discussions, and technical interchange meetings (TIMs) to drive
alignment and informed decision-making. Develop and maintain
systems engineering artifacts, including requirements
decomposition, interface definitions, architecture diagrams,
schedules, and performance metrics. Lead rapid prototyping and
iterative engineering efforts to validate concepts, reduce
technical risk, and inform production system design. Evaluate and
apply modern technology stacks within the context of system
requirements, ensuring compatibility with existing enterprise
environments and future scalability. Direct and support system
migration, modernization, and scaling efforts within AWS
environments, including transition planning and execution. Define
and enforce technical standards, cloud architecture guidelines, and
engineering best practices across the program. Collaborate with
cross-functional engineering teams (software, data, infrastructure,
security) to ensure cohesive system integration and delivery of
mission capabilities. Support systems engineering contributions to
proposals, technical white papers, and stakeholder briefings,
clearly articulating architecture, risks, and solution approaches
Key Technologies: Linux Java, JavaScript, Python Containerization
(Docker, OpenShift, Kubernetes, ) AWS Services GitLab Apache Spark,
Glue, and other ETL processes/procedures Data Types: Structured and
Unstructured, Parquet, JSON, XML, etc. AI/ML models Required
Qualifications: Active TS/SCI security clearance (eligible for CI
Poly). 9-13 years cloud and software development experience.
Experience in Java, JavaScript, and Python. Experience working in
the AI Model environment Experience with DevSecOps pipelines, Agile
methodologies, and CI/CD tools (e.g., GitLab). Hands-on experience
with AWS services (Lambda, ECS, S3, RDS, etc.). Skilled in
containerization technologies (Docker, Kubernetes, OpenShift).
Experience with geospatial data frameworks and APIs (e.g.,
GeoServer, PostGIS, ArcGIS). Using GitLab for code source
repository and using GitLab CI/CD Developing customized code,
scripts, modules, macro procedures, or libraries for specialized
spatial analysis functions using languages such as Python, Java,
JavaScript, PHP, C, C++, C#, Perl, or similar Experience working
independently with clients or stakeholders to develop user stories
for full-service consumer and business applications Desired
Qualifications: Experience working independently with clients or
stakeholders to develop user stories for full-service consumer and
business applications Experience with government and/or commercial
imagery products, including SAR or related RADAR imaging
technologies Developing geospatial information systems (GIS) and
working with open-source and proprietary geospatial formats Using
and developing common geospatial tools, data, and operating
platforms such as: Tools: Boundless Spatial suite, Remote View,
PostGRES/PostGIS, Oracle Spatial, ArcGIS Desktop, ArcGIS Server,
Image Server, File Geodatabases Data Formats: KML, KMZ, NITF, TIFF,
JPEG, GeoPDF, and similar geo-related formats and data structures
Abstracting new or legacy systems via standards-based APIs,
including Open Geospatial Consortium standards Developing terrain
analysis visualization and algorithms Developing automated
detection algorithms Experience with Argo Workflows 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. As an Equal Opportunity Employer, we do not discriminate
on the basis of race, color, religion, sex, age, marital status,
disability or veteran status Applicant Federal & E-Verify Postings
VEVRAA Federal Contractor Accessibility: If you need an
accommodation as part of the employment process, please contact
Human Resources at Phone: 410-290-9035 Email: recruiting@goftsg.com
Equal Opportunity Employer, including disabled and veterans. If you
want to view the EEO Law poster, please choose your language:
English - Spanish - Arabic - Chinese If you want to view the EEO
Law Supplement poster, please choose your language: English -
Spanish - Chinese If you want to view the Pay Transparency Policy
Statement, please click the link: English
Keywords: Freedom Technology Solutions Group, St. Louis , Senior System Engineer, IT / Software / Systems , Saint Louis, Missouri
