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SAIC Principal Software Systems Engineer in CHARLESTON, South Carolina


SAIC is seeking a seasoned Principal Software Systems Engineer to contribute to a small team assisting the US Air Force in prototyping and maturing scalable architectures for mission systems that attain, protect, integrate, analyze, visualize, and disseminate a wide variety of mission data. This role involves creative and technically sound discovery, evaluation, and integration of cutting-edge technologies that will help solve some of the most pressing operational challenges facing our armed forces.

Responsibilities may include:

  • Evaluating operational and technical requirements and specifications

  • Designing and securing software components and data structures

  • Testing, integrating, and deploying software components in a 24/7 production environment;

  • Performance analysis

  • Success in this role requires consistent delivery of functionally and operationally sound products in a fast-paced, cohesive team environment.



  • Minimum of ten (10) years of experience with a Bachelor’s Degree in Computer Science, Software Engineering, Data Science, Mathematics, Engineering or other relevant technical field; or eight (8) years of experience with a Master’s Degree.

  • DoD Security+ or CISSP training certification

  • Strong development skills in Java, with demonstrated architect-level experience.

  • Experience with multi-threading, event-based software architectures, queue technologies (e.g., Kafka) and asynchronous event handling

  • Professional track-record of implementing enterprise solutions with strict availability, concurrency and low latency requirements

  • Significant hands-on experience and fluency in data storage solutions (Amazon RDS, Document stores, graph store, Hadoop) and an understanding of when to use them

  • Proficiency with scripting languages (python, javascript, typescript, bash, etc.)

  • Strong understanding of both front-end and back-end technologies that support Data-as-a-Service (DaaS)

  • Knowledge of applied security concepts (authentication, authorization, protocols), including Military CAC authentication.

  • Experience with Java build systems (Maven, Gradle)

  • Familiarity with cloud-based concepts and the AWS component stack


  • Must hold a DoD/IC Top Secret Clearance with SCI eligibility.

REQNUMBER: 2015425

SAIC is a premier technology integrator, solving our nation’s most complex modernization and systems engineering challenges across the defense, space, federal civilian, and intelligence markets. Our robust portfolio of offerings includes high-end solutions in systems engineering and integration; enterprise IT, including cloud services; cyber; software; advanced analytics and simulation; and training. We are a team of 23,000 strong driven by mission, united purpose, and inspired by opportunity. Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $6.5 billion. For more information, visit For information on the benefits SAIC offers, see Working at SAIC. EOE AA M/F/Vet/Disability