Open Systems Technologies Corporation Header

Software Developer

Saint Louis, MO

Job Description

Job Description:

The OST FS2 Aero team has an opening for an experienced full stack software developer to modify existing code and integrate software solutions for the Aeronautical Navigation Office. The ideal candidate has an excellent understanding of software development concepts and exceptional coding skills across different tools and projects in support of the mission.

Responsibilities:

This position involves software development activities that support building and delivering new and innovative software solutions to Aeronautical based applications. Duties will include building AWS services, deep understanding of software languages (C#/Java, Python, Shell), participate in Agile Methodology, perform deployments to multiple dev, test and operational environments, patching, troubleshooting, and working with internal teams and departments.

Core Qualifications:

  • The applicant must possess a deep understanding of core AWS services, like compute, storage and be able to develop and deploy cores services (Lambda, EC2s).
  • C#/Java and JavaScript/TypeScript, Python, Shell scripting.
  • This role includes creation and documentation of new and existing functionality within software version control repositories (gitlab) and utilizing DevOps principals and tools to deliver new features within an Agile construct. 
  • Participate in program Agile software development initiatives (standup, planning, Increment planning) to support innovation and enhancement of custom applications through iteration/functionality testing utilizing Atlassian (Jira/Confluence)
  • Primary responsibilities will involve using cloud computing expertise to provide the system administration and modification of existing GOTS code to integrate open-source software solutions for display in a web application. This role includes API development and database integration for interaction with Redux and React frameworks, using various open-source packages for visualization and data filtering and code modifications that shall apply best practices in unit and build testing.
  • Participate and collaborate with team members to assess tickets to ensure proper testing and delivery of functionality per User Story Acceptance Criteria
  • Minimum 3 years of experience with REACT or modern JavaScript framework.
  • Minimum 3 years of experience with Python, C# development framework
  • At least 3 years of experience with unit testing, continuous integration tools, and Gitlab version control
  • Proactive self-starter demonstrates a positive, willing attitude and excellent oral and written communication skills.
  • Experience in either software development projects or software integration projects in a service-oriented environment (Cloud, SOA, Web-Services) or virtualization environment.
  • Requires BS degree and 8+ years of prior relevant experience or Masters with 6+ years of prior relevant experience; OR 4 years of related experience.
  • Organizational Skills: Can plan and prioritize work. Follows tasks to their logical conclusion and makes sure that everything has been done to the right standard. Good attention to detail.
  • Communications: Ability to communicate clearly and efficiently to team members and clients, verbally and in writing. Able to present ideas in a variety of ways depending upon audience and context.
  • Active Top Secret willing to take a CI Poly


    Preferred Qualifications:

    • AWS Developer Solutions Mindset
    • At least 3 years of experience with Linux and/or Windows system administration
      • At least 2 years of experience with DoD Aeronautical Datasets
      • At least 1 year of experience with AWS cloud formation templates
      • At least 1 year of experience with Node, NPM, Swashbuckle, REST API, Sass
      • AWS Solutions, Developer, DevOps certification
      • Team Collaboration tools (Jira, Confluence)
      • Active TS/SCI with Polygraph
    • DOD 8570 Compliant Certification (Sec+)

    BENEFITS

    Our company OST has been operating since 1996 and have various contracts with Government agencies. We offer a comprehensive benefit package that includes 3 weeks paid time off, 2 weeks Holiday pay, medical/dental coverage, STD, LTD, Life Insurance, AD&D, 401k with up to 4% match, and end of year profit sharing paid out in 401k.

    PDN-9fad1ff1-7e80-4b74-a747-f708a76a34d2

    Job Description:

    The OST FS2 Aero team has an opening for an experienced full stack software developer to modify existing code and integrate software solutions for the Aeronautical Navigation Office. The ideal candidate has an excellent understanding of software development concepts and exceptional coding skills across different tools and projects in support of the mission.

    Responsibilities:

    This position involves software development activities that support building and delivering new and innovative software solutions to Aeronautical based applications. Duties will include building AWS services, deep understanding of software languages (C#/Java, Python, Shell), participate in Agile Methodology, perform deployments to multiple dev, test and operational environments, patching, troubleshooting, and working with internal teams and departments.

    Core Qualifications:

    • The applicant must possess a deep understanding of core AWS services, like compute, storage and be able to develop and deploy cores services (Lambda, EC2s).
    • C#/Java and JavaScript/TypeScript, Python, Shell scripting.
    • This role includes creation and documentation of new and existing functionality within software version control repositories (gitlab) and utilizing DevOps principals and tools to deliver new features within an Agile construct. 
    • Participate in program Agile software development initiatives (standup, planning, Increment planning) to support innovation and enhancement of custom applications through iteration/functionality testing utilizing Atlassian (Jira/Confluence)
    • Primary responsibilities will involve using cloud computing expertise to provide the system administration and modification of existing GOTS code to integrate open-source software solutions for display in a web application. This role includes API development and database integration for interaction with Redux and React frameworks, using various open-source packages for visualization and data filtering and code modifications that shall apply best practices in unit and build testing.
    • Participate and collaborate with team members to assess tickets to ensure proper testing and delivery of functionality per User Story Acceptance Criteria
    • Minimum 3 years of experience with REACT or modern JavaScript framework.
    • Minimum 3 years of experience with Python, C# development framework
    • At least 3 years of experience with unit testing, continuous integration tools, and Gitlab version control
    • Proactive self-starter demonstrates a positive, willing attitude and excellent oral and written communication skills.
    • Experience in either software development projects or software integration projects in a service-oriented environment (Cloud, SOA, Web-Services) or virtualization environment.
    • Requires BS degree and 8+ years of prior relevant experience or Masters with 6+ years of prior relevant experience; OR 4 years of related experience.
    • Organizational Skills: Can plan and prioritize work. Follows tasks to their logical conclusion and makes sure that everything has been done to the right standard. Good attention to detail.
    • Communications: Ability to communicate clearly and efficiently to team members and clients, verbally and in writing. Able to present ideas in a variety of ways depending upon audience and context.
    • Active Top Secret willing to take a CI Poly


      Preferred Qualifications:

      • AWS Developer Solutions Mindset
      • At least 3 years of experience with Linux and/or Windows system administration
        • At least 2 years of experience with DoD Aeronautical Datasets
        • At least 1 year of experience with AWS cloud formation templates
        • At least 1 year of experience with Node, NPM, Swashbuckle, REST API, Sass
        • AWS Solutions, Developer, DevOps certification
        • Team Collaboration tools (Jira, Confluence)
        • Active TS/SCI with Polygraph
      • DOD 8570 Compliant Certification (Sec+)

      BENEFITS

      Our company OST has been operating since 1996 and have various contracts with Government agencies. We offer a comprehensive benefit package that includes 3 weeks paid time off, 2 weeks Holiday pay, medical/dental coverage, STD, LTD, Life Insurance, AD&D, 401k with up to 4% match, and end of year profit sharing paid out in 401k.

      PDN-9fad1ff1-7e80-4b74-a747-f708a76a34d2

      About Open Systems Technologies Corporation

      Open System Technologies Corporation believes in the power of experience and expertise. That is why we are certified in a broad spectrum of capabilities to better serve our diverse clientele with flawless execution and exceptional client relationships.

      At OST, we are proud to have assembled an experienced team of driven professionals who strive to keep us meeting new heights of performance. 

      Related Jobs

      Apply For This Job
      Open Systems Technologies Corporation
      Software Developer
      Open Systems Technologies Corporation
      Saint Louis, MO
      Aug 21, 2025
      Your Information
      First Name *
      Last Name *
      Email Address *
      This email belongs to another account. Please use a diferent email address or Sign In.
      Zip Code *
      Password *
      Confirm Password *
      Create your Profile from your Resume
      By clicking the Apply button, you agree to the terms of use and privacy policy and consent to receive emails from us about job opportunities, career resources, and other relevant updates. You can unsubscribe at any time.
      Supercharge Your Resume with AI

      Boost your resume with AI-driven enhancements. The tool analyzes and refines your content, highlighting your strengths and tailoring it for maximum impact. Get personalized suggestions and apply improvements instantly to stand out in the job market.

      ©2025 TalentAlly.
      Powered by TalentAlly.