Software Developer, Software Engineer, Unix​/Linux

Requisition Information

Requisition Number: 28265

Required Travel: 0-10%

Employment Type:

Full Time/Salaried/Exempt

Anticipated Salary Range: $82,326 - $160,000

Security Clearance:
Secret

Level of

Experience:

Mid

Mission Technologies, a division of HII, is seeking skilled and motivated Software Developers to design, develop, and maintain critical system software components for the United States Department of Defense (DoD) Joint Simulation Environment (JSE) located at the Joint Integrated Test and Training Center – Nellis (JITTC‑N). The role requires onsite work at Nellis AFB, Nevada, and an active Secret security clearance.

As part of a team providing on‑site Modeling and Simulation (M&S) support to deliver high‑end Advanced Tactics, Training, and Test capability, the candidate will contribute to the development and maintenance of NAVAIR’s Next Generation Threat System (NGTS), a continually evolving synthetic environment generator that provides constructive entities to the battlespace simulation and supports multiple platform and service training, testing, analysis, and R&D.

The Software Engineer will leverage expertise in C++/C, along with strong design skills, to enhance the functionality and integration of NGTS with other JSE components such as GRID (Global Reusable Interface Domain) in a complex simulation and training environment. A solid understanding of software architecture and development best practices is required.

• Demonstrate knowledge of standard programming algorithms, design patterns, and object‑oriented software design.
• Evaluate and review C++ language code; program using C++, C, and Python 3.
• Develop parallel processes, threading, and process communication.
• Utilize Git for daily code management, including branching, merging, and resolving conflicts within a collaborative development environment.
• Work proficiently with Git in both Bash (Linux) and Windows environments.
• Interact with remote repositories, push code updates, and manage local repositories.
• Adhere to established branching strategies and understand the implications of working with master/production branches.
• Collaborate with team members to design future enhancements.

• Software Developer/Engineer Software 2: 2 years relevant experience with Bachelors; 0 years with Masters; or High School Diploma plus 6 years relevant experience.
• Software Developer/Engineer Software 3: 5 years relevant experience with Bachelors; 3 years with Masters; 0 years with PhD/JD; or High School Diploma plus 9 years relevant experience.
• Software Developer/Engineer Software 4: 9 years relevant experience with Bachelors; 7 years with Masters; 4 years with PhD/JD; or High School Diploma plus 13 years relevant experience.

• Commensurate years of C++ and software engineering experience based on level (2‑4). Extensive experience with object‑oriented software design and development, particularly in C++.
• Experience working with Git version control system, including branching, merging, and conflict resolution.
• Proficiency working in a Linux command‑line environment (Bash).
• Ability to manage competing tasks and priorities.
• Strong oral and written communication, troubleshooting, and organizational skills.
• Ability to work in a team environment.
• Must have an active Secret clearance and be able to obtain and maintain a DoD Top Secret security clearance.
• Must be a U.S. citizen.

• Active DoD Top Secret/SCI security clearance.
• Familiarity with time‑series analysis.
• Experience with NGTS programming.
• Experience with GRID or GRID services and programming.
• Experience scripting and programming in object‑oriented languages such as Java and Python.
• Experience contributing to system design or architecture of new and current systems.
• Experience with Agile software practices.
• Extensive experience with Git bash and repository functions in a production code construct, including advanced branching strategies and release management.
• Familiarity with Red Hat Enterprise Linux (RHEL) and basic Linux commands.
• Experience supporting Special Access Program (SAP) efforts.

The…