SR. SYSTEMS ENGINEER PRINCIPAL (HPC/AI System Administrator, Multi-discipline Expert)
GDIT· enterprise· Defense IT· Sep 1, 2026 · 2mo ago
Any Location / Remote
Remote
Full-time
Principal
$98K–$132K
15+ years exp
Job description
Type of Requisition:
Regular
Clearance Level Must Currently Possess:
None
Clearance Level Must Be Able to Obtain:
None
Public Trust/Other Required:
None
Job Family:
IT Infrastructure and Operations
Job Qualifications:
Skills:
Complex Systems, High Performance Computing (HPC), Red Hat Enterprise Linux (RHEL), System Performance, Systems Management Certifications:
None Experience:
15 + years of related experience US Citizenship Required:
Yes
Job Description:
SYSTEMS ENGINEER PRINCIPAL
Advance how our customers operate while you advance your career. Join GDIT as a Systems Engineer Principal and build an impactful career in enterprise IT, collaborating with people who are driven and resourceful like you.
MEANINGFUL WORK AND PERSONAL IMPACT
As a Systems Engineer Principal, the work you’ll do at GDIT will be impactful to the mission of NOAA’s National Weather Service (NWS). You will play a crucial role in sustaining and improving the High Performance Computing (HPC) systems that generate the nation’s operational weather and climate forecasts, enabling NWS to deliver timely, accurate information that protects life and property.
● Lead/Manage/Support daily HPC system operations and the reliability of the scheduling and system software stack that powers NOAA’s 24/7 numerical weather prediction mission
● Collaborate with experienced GDIT HPC engineers, system administrators, developers, and NWS operational staff to troubleshoot issues, enhance system performance, and ensure consistent delivery of high‑impact forecasting products
● Drive improvements in system efficiency, scheduler reliability, job throughput, and operational resiliency by analyzing complex problems, proposing innovations, and supporting implementation of technical enhancements
● Utilize Linux system administration, HPC scheduler expertise (PBS Pro/Slurm), scripting languages, performance monitoring tools, and parallel computing technologies to keep two large‑scale supercomputing systems running at peak performance
WHAT YOU’LL NEED TO SUCCEED
Bring your technology expertise and drive for innovation to GDIT. The Systems Engineer Principal must have:
● Education: Bachelor of Arts/Bachelor of Science
● Experience: 8 years of related experience
● Technical skills:
– Linux system administration (Rocky/SLES preferred)
– Experience with HPC batch schedulers (PBS Pro, Slurm, or similar)
– Scripting abilities (Bash, Python, Perl)
– Understanding of HPC architectures, distributed computing, and MPI-based workloads
– Troubleshooting skills across multi-node HPC environments
● US citizenship required
● Role requirements:
– Ability to participate in an on-call rotation supporting 24/7 operational systems
– Occasional travel for team collaboration, training, or customer interaction
– Ability to work independently as well as collaboratively within a distributed technical team
GDIT IS YOUR PLACE
At GDIT, the mission is our purpose, and our people are at the center of everything we do.
● Growth: AI-powered career tool that identifies career steps and learning opportunities
● Support: An internal mobility team focused on helping you achieve your career goals
● Rewards: Comprehensive benefits and wellness packages, 401K with company match, and competitive pay and paid time off
● Flexibility: Full-flex work week to own your priorities at work and at home
● Community: Award-winning culture of innovation and a military-friendly workplace
OWN YOUR OPPORTUNITY
Explore an enterprise IT career at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your desire to drive operations forward.
The likely salary range for this position is $97,968 - $132,250. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.
Scheduled Weekly Hours:
40
Travel Required:
Less than 10%
T elecommuting Options:
Remote
Work Location:
Any Location / Remote
Additional Work Locations:
Total Rewards at GDIT:
Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. GDIT typically provides new employees with 15 days of paid leave per calendar year to be used for vacations, personal business, and illness and an additional 10 paid holidays per year. Paid leave and paid holidays are prorated based on the employee’s date of hire. The GDIT Paid Family Leave program provides a total of up to 160 hours of paid leave in a rolling 12 month period for eligible employees. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.
Our Identity Verification Process:
As part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during virtual interviews. We reserve the right to take your picture to verify your identity and prevent fraud. By proceeding, you authorize the collection, processing, and use of your biometric data for identity verification and security purposes.
About Our Work:
We are GDIT. A global technology and professional services company that delivers technology solutions and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50+ countries worldwide, offering leading mission-ready capabilities in AI, cloud, cyber and software development.
Join our Talent Community to stay up to date on our career opportunities and events at gdit.com/tc .
Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans
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Benefits
Benefits detected in the listing.
Dental
Vision
401k
401(K)
Paid Time Off
Wellness