CACI International

Cyber Software Engineer

CACI International
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1 day ago
Florham Park, NJ, USAEntry Level
H1B sponsor

Base Salary

$67k - $133k/yr

Responsibilities

  • Design and develop cyber tools, techniques, and prototypes for cybersecurity and networking capabilities.
  • Integrate and demonstrate experimental capabilities for customer engagements.
  • Implement and evaluate algorithms, automation approaches, analytics, and modeling techniques for cyber missions.
  • Design and implement cyber-physical test environments to evaluate resilience, performance, and operational utility.
  • Collaborate with software engineers, systems engineers, data scientists, and mission operators to transition prototypes into operational workflows.
  • Prepare technical documentation, status reports, experiment plans, and demonstration materials.
  • Participate in technical reviews, program planning, and cross-organizational coordination.

Requirements

  • 0–2 years of hands-on experience in software design and development, cybersecurity R&D, systems analysis, or capability development.
  • Active Secret clearance required; an active Top Secret clearance is desired.
  • Background in networking, distributed systems, or cyber operations concepts.
  • Proficiency in Python and C/C++.
  • Knowledge of algorithms, data structures, networking concepts, and protocols including TCP/IP and TLS.
  • Systems engineering experience involving CPU, memory, and latency profiling and code optimization.
  • Experience with Python libraries and tools including PyTorch, TensorFlow, scikit-learn, SciPy, and virtual environment management.
  • Experience with network programming, TCP/UDP socket programming, routing protocols, and L2/L3 tunneling.
  • Familiarity with networking and cyberspace modeling and simulation capabilities.
  • Preferred experience includes government research customers, cyber-physical test ranges, simulation environments, digital twins, orchestration frameworks, cloud environments, advanced analytics, computer vision, machine learning, mathematical optimization, video encoding, and multithreaded distributed high-performance systems.

Benefits

  • Flexible time off, learning resources, healthcare, wellness, financial and retirement benefits, family support, continuing education, and other time-off benefits.
  • Full-time regular position with no required travel.
  • The proposed annual salary range is $66,700–$133,300.

Tech Stack

CC++PythonPyTorchscikit-learnSciPyTensorFlow

Categories

CACI International

About CACI International

10,000+ employees

CACI International is a public government contractor that delivers enterprise IT, cybersecurity, electronic warfare, space, and intelligence solutions to U.S. defense, intelligence, and federal civilian customers. It provides systems engineering, software and data services, and mission support across C4ISR and business systems, primarily through long-term government contracts. Founded in 1962 and headquartered in Reston, Virginia, CACI trades on the NYSE under the ticker CACI.

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