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System Application Programmer

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Job ID: 2218189
Location: PRINCETON, NJ, United States
Date Posted: Apr 28, 2023
Category: Software
Subcategory: SW Engineer
Schedule: Full-time
Shift: Day Job
Travel: Yes, 10 % of the Time
Minimum Clearance Required: None
Clearance Level Must Be Able to Obtain: Public Trust
Potential for Remote Work: No Remote
Benefits: Click here

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Job Description


SAIC is recruiting for an Application Programmer for our NOAA / GFDL program with strong experience working directly with HPC. This individual will be supporting climate code and algorithm transitions to new computing architectures and paradigms, as well as the scientists and users that write the code, in a structured team environment.

The programmer will participate in various algorithm improvements and code optimization initiatives, as well as serving as a HPC and Model Support liaison between Scientists and the Modeling Services team for the purposes of scientific code development and infrastructure planning. Attending code reviews, planning development meetings, running Computer Climate Models for the purposes of regression testing and Documentation of production software are other roles included in this position.

This position reviews, analyzes, develops, installs, and modifies computer operating systems and systems utilities and applications.  The ideal candidate must have a thorough understanding of application development, system processing of applications, and how system architecture impacts application utilization and optimization.  

Overall the candidate will:  

Analyze and resolves problems at the code, system, network, or user level;

Troubleshoot the function and performance of system utilities;

Work to develop new capabilities and optimize performance;

Detect, diagnoses, and report related problems;

Participate in evaluating new HPC technology and architectures;



Minimum Qualifications:  

  • B.S. in Math, Computer Science, Engineering or Physical Science e.g. (Meteorology, Physics);
  • Four years of experience in Systems Engineering, Programming
  • Deep knowledge of HPC architecture;
  • Experience with Cloud architecture from an ad hoc scalability standpoint to support greater compute, as well as from a cloud migration standpoint;
  • Experience with HPC schedulers;
  • Proficiency in Linux and basic Linux administration;
  • Shell, PERL, BASH Scripting 
  • Experience with Massively Parallel Programming concepts and tools such as OpenMP
  • Experience in Interactive Debugger e.g. TotalView, Allinea 
  • Experience with source code control systems (i.e. code repositories SVN, GIT)
  • Proficiency in Modern Programming Languages e.g. (C, C++);
  • Technical Writing Experience; 
  • US Citizenship required with the ability to obtain and maintain a Public Trust clearance; 


Covid Policy: SAIC does not require COVID-19 vaccinations or boosters. Customer site vaccination requirements must be followed when work is performed at a customer site.


SAIC® is a premier Fortune 500® technology integrator driving our nation's technology transformation. Our robust portfolio of offerings across the defense, space, civilian, and intelligence markets includes secure high-end solutions in engineering, digital, artificial intelligence, and mission solutions. Using our expertise and understanding of existing and emerging technologies, we integrate the best components from our own portfolio and our partner ecosystem to deliver innovative, effective, and efficient solutions that are critical to achieving our customers' missions.

We are approximately 26,000 strong; driven by mission, united by purpose, and inspired by opportunities. SAIC is an Equal Opportunity Employer, fostering a culture of diversity, equity, and inclusion, which is core to our values and important to attract and retain exceptional talent. Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $7.4 billion. For more information, visit For ongoing news, please visit our newsroom.

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