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CSSI

CSSI, Inc. is an industry leader specializing in transportation safety innovations and operational efficiencies for both government and private sectors.

H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.
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https://cssiinc.com ↗ LinkedIn ↗

Company facts

Founded
1990
Headquarters
United States
CEO
Cynthia Anne Castillo

About

At CSSI, Inc., we are dedicated to delivering transportation safety innovations, systems engineering, and operational efficiencies tailored to the needs of both government and private industry clients. With a rich history spanning over 30 years, we have established ourselves as an industry pioneer in creating innovative solutions for complex transportation systems. Our work has significantly improved the safety and efficiency of transportation-related human and systems infrastructure across various sectors. CSSI employs more than 175 skilled professionals who collaborate closely with clients to tackle their toughest challenges. Our capabilities include advanced modeling and simulation, financial management oversight, and safety management systems that adhere to best practices. As we navigate through the rapidly evolving landscape of transportation management, we remain committed to enhancing the effectiveness of the National Airspace System (NAS) as well as supporting Department of Defense (DoD) initiatives. Our vision aligns with the broader goal of modernizing transportation management systems while maintaining a clear focus on innovation, efficiency, and safety.

9 jobs
CSSI
9 views 6 days ago

ATC SME/QA Analyst (CSA, On-site)

Open 40d North AmericaFull-time H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

Analyzes air traffic control (ATC) incidents, validates reports, and ensures compliance with safety protocols; investigates runway incursions, pilot deviations, and separation loss events using voice recordings and interviews.
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CSSI
9 views last month

Technical Writer/Editor

Open 104d North AmericaContract H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

CSSI is hiring a Technical Writer/Editor in Washington, DC to support FAA Aviation Safety programs by drafting, revising, and editing reports, manuals, and stakeholder-facing communications. The role translates complex aviation and regulatory content into clear, 508-compliant products and requires U.S. citizenship/green card status with Public Trust approval.

Accessibility Technical Writing
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CSSI
7 views last month

Sr. Project Manager

Open 104d North AmericaContractSenior H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

CSSI is hiring a Sr. Project Manager to support an upcoming FAA Aviation Safety contract, overseeing cost, schedule, and performance for National Airspace System programs. Day to day they act as the main FAA liaison, direct technical/administrative project execution, manage staffing and contract financials, and report to Government stakeholders. Requires PMP certification and Public Trust eligibil

Performance Management PMP Program Management
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CSSI
8 views last month

Sr. Computer Programmer

Open 104d North AmericaContractSenior H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

Senior programmer supporting FAA Aviation Safety (AVS) programs: developing analytical tools, models, simulations, algorithms, and dashboards/visualizations (e.g., Tableau, Power BI) to improve safety and performance across the National Airspace System, working with FAA program offices and multidisciplinary teams.

Analytics C++ Data Analytics Data Visualization Java +3 skills
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CSSI
4 views last month

Senior Operations Systems Analyst

Open 67d North AmericaSenior H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

Senior analyst builds performance dashboards and evaluates air-traffic simulation models for the U.S. National Airspace System using Tableau/Power BI and surface surveillance data like ADS-B.

Analytics Model Evaluation Power BI Tableau
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CSSI
11 views 2 months ago

Sr. Technical Writer/Editor (Part-Time)

Open 99d North AmericaPart-timeSenior H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

Creates and refines aviation safety documentation, translating complex technical/regulatory content into clear materials for government, industry, and public audiences. Focuses on FAA initiatives, stakeholder communications, and accessibility-compliant technical writing.

Accessibility Technical Writing
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CSSI
3 views 2 months ago

Sr. Full Stack UI/UX Software Engineer

Open 48d North AmericaFull-timeSenior H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

CSSI is seeking a highly skilled Senior Full UI/UX Stack Software Engineer to support the design, development, modernization, integration, and maintenance of mission-critical applications supporting transportation and…

Agile Angular API AWS CI/CD +24 skills
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CSSI
9 views 3 months ago

Software Developer

Open 102d North AmericaFull-time H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

Minimum Qualifications: Bachelors of Science in Computer Science or Software Engineer Proficient knowledge with Java This position is hybrid, requiring a combination of remote and in-office work. To support…

CAD J2EE Java MATLAB XML
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CSSI
6 views 3 months ago

Computer Programmer (On-Site)

Open 104d North America H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.
United States

Primary duties include: Must be able to Create, modify, and test the code, forms, and script that allow computer applications to run. Work from specifications drawn up by software developers or other individuals. May…

Angular Assembly C++ C# CSS +12 skills
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