Modeling and Simulation HPC Back End Software Developer
Company: CACI
Location: Frederick
Posted on: April 2, 2026
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Job Description:
Job Title: Modeling and Simulation HPC Back End Software
Developer Job Category: Information Technology Time Type: Part time
Minimum Clearance Required to Start: TS/SCI with Polygraph Employee
Type: Part-Time On-Call Percentage of Travel Required: Up to 10%
Type of Travel: Local * * * The Opportunity: We are seeking an
experienced back-end software developer to support a Modeling and
Simulation project that uses High-Performance Computing (HPC) at Ft
Detrick, Maryland. Responsibilities: Develop and run simulations on
a High-Performance Computing (HPC) System to forecast Chemical and
Radiological hazard areas. Use modeling and simulation tools to
include the Operational Multi-Scale Environment Model with grid
Adaptivity (OMEGA). Employ a Chemical Hazard Area Modeling Program.
Switch the existing schedule and resource management from Torque
qsub to Slurm batch. Support tactical and strategic planning
associated with delivery of services and capabilities Provide oral
and written briefs, presentations, and professional reports to
Government senior leaders and decision makers Apply proper security
measures to safeguard government IT infrastructure Develop, update,
and maintain documentation Develop and review detailed or complex
technical documents such as techniques, tactics, and procedures
(TTPs), concepts of operations (CONOPS), special instructions and
engineering plans. Provide continuity and on-the job training to
contractor and government technical support personnel.
Qualifications: Required: DoD Secret Top Secret Security Clearance
with SCI adjudication. Be able to complete a Counter-intelligence
polygraph B.A. in Computer Science, Modeling and Simulations or
related field, and 5 or more years’ relevant experience Experience
with Python, C Shell, and Slurm Excellent verbal and written
communication skills Unix and HPC experience Desired: Experience
with Python, C Shell, and Slurm EM.S. in Computer Science or
related field Experience in full stack development Security
certification - What You Can Expect: A culture of integrity. At
CACI, we place character and innovation at the center of everything
we do. As a valued team member, you’ll be part of a high-performing
group dedicated to our customer’s missions and driven by a higher
purpose – to ensure the safety of our nation. An environment of
trust. CACI values the unique contributions that every employee
brings to our company and our customers - every day. You’ll have
the autonomy to take the time you need through a unique flexible
time off benefit and have access to robust learning resources to
make your ambitions a reality. A focus on continuous growth.
Together, we will advance our nation's most critical missions,
build on our lengthy track record of business success, and find
opportunities to break new ground — in your career and in our
legacy. Pay Range : There are a host of factors that can influence
final salary including, but not limited to, geographic location,
Federal Government contract labor categories and contract wage
rates, relevant prior work experience, specific skills and
competencies, education, and certifications. Our employees value
the flexibility at CACI that allows them to balance quality work
and their personal lives. We offer competitive compensation,
benefits and learning and development opportunities. Our broad and
competitive mix of benefits options is designed to support and
protect employees and their families. At CACI, you will receive
comprehensive benefits such as; healthcare, wellness, financial,
retirement, family support, continuing education, and time off
benefits. The proposed salary range for this position is: $94,400 -
$198,200 CACI is an Equal Opportunity Employer. All qualified
applicants will receive consideration for employment without regard
to race, color, religion, sex, pregnancy, sexual orientation, age,
national origin, disability, status as a protected veteran, or any
other protected characteristic.
Keywords: CACI, Rockville , Modeling and Simulation HPC Back End Software Developer, IT / Software / Systems , Frederick, Maryland
