> Markdown version of [/jobs/ext/2733520-1655-software-developer](https://www.wearedevelopers.com/jobs/ext/2733520-1655-software-developer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # 1655 - Software Developer - **Company:** Sigma Inc. - **Location:** Patuxent River, MD, United States - **Experience:** Experienced - **Salary:** $90,000.0 - $120,000.0 - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Microsoft Windows, Agile Methodology, Application Integration Architecture, Information Systems, Computer Engineering, System Configuration, Linux, Python (Programming Language), Red Hat Enterprise Linux, Software Deployment, Software Engineering, Systems Integration, Virtual Machines, Java Application Server, C4i, Containerization, Information Technology, Deployment Automation, Atlassian Tools, Bare Metal, Coreos, Docker, Vmware - **Published:** September 5, 2026 - **Apply:** https://jobs.localjobnetwork.com/apply/add/86505599/1 ## About the Role * 2-5 years of software developer experience. * 2-5 years experience developing JAVA applications. * 2-5 years developing and deploying code in Linux (RHEL preferred) environments. * 0-2 years experience creating containerized microservice applications. * Must be a U.S. citizen. Candidate Differentiators: * P-8A Application Based Architecture (ABA) Experience. * P-8A Tactical Open Mission System (TOMS) Experience. * MINOTAUR Family of Systems (MFOS) Experience. Computer Programs/Software: * Linux * RHEL * Java * Python * Atlassian Tools * Docker Personnel Clearance Level: * Candidate must possess or have the ability to obtain an active Secret security clearance or higher. * A clearance will not be sponsored. Education Requirements: * Bachelor's degree from an accredited college or university in Engineering, Mathematics, Computer Science, Computer Engineering, Information Technology, Information Systems, or Electrical Engineering. ## Description Sigma Defense is currently seeking a Software Developer to support on site software development for PMA290 Software Support Activity (SSA) in Patuxent River, MD USA., * Assist in the development of JAVA applications supporting either large enterprise TOMS application or smaller microservice ABA applications. * Support deployment and integration of applications through knowledge of RHEL execution environments, including a solid understanding of Linux CLI commands. * Understanding and use of containerized applications and hypervisors for ABA application hosting. * Create scripting solutions and standalone applications to resolve smaller scale problems and support SSA requests. * Assist in on-going implementation of the Agile Development methodology. * Support all efforts to remove impediments of the engineering team to ensure on time delivery and completion of sprints and deliverables. * Support the development, design, and architecture recommendations for current and future PEO C4I Software (SW) and hardware (HW) baselines. * Support design solutions integrated into any common network/hardware baseline or environment. * Develop and provide inputs to functional, allocated, and product baseline engineering documentation, design-related technical briefs. * Implement Agile development methodology and participate in planning activities using PO directed Agile tools. * Provide management support of enterprise Linux architectures and support building, configuring, and securing Linux, and CoreOS virtual machines, operating systems/applications, and integrating these into an enterprise architecture. * Configure VMware hypervisors. * Develop test plans and functional test objectives to ensure that SW and HW baselines are satisfying all requirements. * Develop system installation procedures. * Create automated Windows and Linux bare metal deployment strategies. * Install and configure applicable technologies; hardening applicable technologies in accordance with Defense Information Systems Agency (DISA) Security Technical Implementation Guides (STIGs), Security Requirements Guides (SRGs), Risk Management Framework (RMF), Computer Task Orders (CTOs), and other best practices. ## Related Videos - [The Evolving Landscape of Application Development: Insights from Three Years of Research](https://www.wearedevelopers.com/videos/1459-the-evolving-landscape-of-application-development-insights-from-three-years-of-research) - [WebAssembly: The Next Frontier of Cloud Computing](https://www.wearedevelopers.com/videos/972-webassembly-the-next-frontier-of-cloud-computing) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [Generating code with Angular schematics](https://www.wearedevelopers.com/videos/129-generating-code-with-angular-schematics) - [Docker exec without Docker](https://www.wearedevelopers.com/videos/1094-docker-exec-without-docker) - [Navigating the Corporate Jungle: Life as a Developer in a large Company](https://www.wearedevelopers.com/videos/621-navigating-the-corporate-jungle-life-as-a-developer-in-a-large-company) ## Related Articles - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer) - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [7 Important Tips That Every Software Developer Should Know](https://www.wearedevelopers.com/magazine/101-7-important-tips-that-every-software-developer-should-know) - [The Best X (Twitter) Accounts for Developers](https://www.wearedevelopers.com/magazine/294-the-best-x-twitter-accounts-for-developers) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated)