HPC Software Engineer

ISYS Technologies•Schriever AFB, CO

1d•Onsite

About The Position

I2X Technologies is a reputable technology services company to the Federal Government. Whether the focus is on space exploration, national security, cyber security, or cutting-edge engineering applications, I2X is ready to offer you the chance to make a real-world impact in your field and for your country. We provide long-term growth and development. Headquartered in Colorado, I2X is engaged in programs across the country and in more than 20 states. Our programs support multiple Federal agencies, the Department of Defense and often focused on the space initiatives of our government customers. I2X Technologies is seeking a HPC Software Engineer to support ongoing activities for a customer in Colorado Springs, CO. This position will be on-site and will require an active TS/SCI with Polygraph.

Requirements

Bachelor's degree in STEM related discipline and a minimum of 10 years of professional level experience
Around 5 years of experience developing and using modeling and simulation software in heterogeneous, multi-platform environments
TS/SCI with Polygraph
Working with HPC users workflow for mod/sim problems and GUIs
Knowledge of High Performance Computing (HPC) environment and related technologies
Demonstrated proficiency with Fortran, C, and/or C++
Demonstrated proficiency with BASH and Korn
Linux Operating System proficiency, ability to solve end-user computer system problems while working independently in a lab environment.
Proficiency in basic software practices such as coding standards, unit testing, and configuration management
Strong ability to analyze, debug, and maintain the integrity of an existing code base
Experience designing and delivering training workshops, tutorials, or onboarding material for HPC users and internal staff
US Citizenship is required.

Nice To Haves

Experience mentoring junior engineers or scientists, providing technical guidance, and conducting code review sessions
Revision control software (CVS, SVN, Git)
Build/install tools (e.g. CMake, Makefile, autoconf)
Experience with Python and Perl
GPU programming experience (e.g., CUDA, OpenCL)
Agile process and JIRA
AI/ML/Neural Networks experience
Good organization skills to balance and prioritize work
Superior programming skills and excellent attention to detail
Strong communication skills a results-oriented team player, creative thinker, and problem-solver

Responsibilities

Responsible for working with HPC users to achieve faster "time to science".
Work closely with the users to port, optimize, and parallelize codes to the users’ requirements.
Mentor junior members of the TUS and broader HPC teams, providing technical guidance, code‑review sessions, and career‑development advice.
Design and deliver training workshops, tutorials, and documentation to help end‑users and internal staff adopt HPC tools, best‑practice coding standards, and performance‑tuning techniques.
This position will be on-site with a specific customer focused on their workflow, modeling and simulation, and data requirements and working with the program Chief Scientist, TUS team lead, and others to design and implement solutions to meet the customer’s requirements.