Founded in 1989, SOSi is among the largest private, founder-owned technology and services integrators in the defense and government services industry. We deliver tailored solutions, tested leadership, and trusted results to enable national security missions worldwide.
Job Description**This position is contingent upon award of contract**
The Senior Software Developer advances our customer's Enterprise Data Architecture (EDA) by engineering modern, scalable applications that enable seamless information sharing, data integration, and mission-driven analytics across DoD, IC, interagency, and international partners. The Senior Software Developer designs and delivers user-focused software leveraging JavaScript, modern frameworks, geospatial technologies, and emerging analytics to operationalize data, enhance interoperability, and support the Command’s transition to a distributed, ontology-enabled intelligence ecosystem.
Essential Job Duties
- Use JavaScript applications that follow industry-standard design patterns, development methodologies, and deployment models.
- Solve and articulate complex problems through application design, product development, and use experiences.
- Develop software used by people who are not software developers.
- Collaborate with other programmers and developers to ensure progress.
- Leverage the knowledge of peers to better understand trend and technology adoption patterns.
- Evolve your language skills in JavaScript by staying current with complementary programming languages, development methodologies, user interface design techniques, and database tools.
- Current TS/SCI with the ability to obtain CI Poly.
- Bachelor’s degree in Computer Sciences or at least five (5) years of front-end development experience.
- Fluency of JavaScript, HTML5,
- CSS3, Nod JS, and AI/ML.
- Experience with Python, Grunt, Node, AngularJS, ArangoDB, SQL, SQL Server, PostgreSQL, ArangoDB, RDBMS.
- Working knowledge of Elastic, Dgraph, ArangoDB, SQL Server, PostgreSQL.
- Working knowledge of Esri ArcGIS Enterprise systems.
Work Environment
- Normal office conditions
- The work to be performed under this contract will be performed onsite at USSOUTHCOM Headquarters.
Working at SOSi
All interested individuals will receive consideration and will not be discriminated against for any reason.
Skills Required
- Current TS/SCI with ability to obtain CI Poly
- Bachelor's degree in Computer Science or at least five years of front-end development experience
- Fluency in JavaScript
- Fluency in HTML5
- Fluency in CSS3
- Experience with Node.js
- Experience with AI/ML
- Experience with Python
- Experience with Grunt
- Experience with AngularJS
- Experience with ArangoDB
- Experience with SQL and RDBMS concepts
- Experience with SQL Server
- Experience with PostgreSQL
- Working knowledge of Elasticsearch
- Working knowledge of Dgraph
- Working knowledge of Esri ArcGIS Enterprise systems
- Ability to perform work onsite at USSOUTHCOM Headquarters
SOSi Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about SOSi and has not been reviewed or approved by SOSi.
-
Healthcare Strength — Health coverage is considered a relative strength, with international plan options and substantial employer contribution that support OCONUS and travel-heavy work. Company materials also highlight a comprehensive medical offering alongside wellness support.
-
Retirement Support — A 401(k) program is available, with indications of employer matching though specifics are not publicly detailed. This suggests foundational retirement support for eligible employees.
-
Career-Linked Recognition & Rewards — Compensation is often characterized as competitive for cleared, hard‑to‑hire, and certain overseas or mission‑critical roles. Pay levels appear closely tied to contract demands, clearance, and location.
SOSi Insights
What We Do
SOSi is a technology and services integrator focused on the aerospace, defense, and government services industry, described as one of the largest private, founder-owned companies in its sector.
