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Collins Aerospace Logo

Principal Software Engineer

Collins Aerospace

$112,000 - $224,000
Nov 5, 2025
San Jose, CA, US
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Applied Signal Technology (AST) is seeking a Principal Software Engineer to strengthen our nation and improve the security of our world by providing trusted strategic and tactical SIGINT solutions.

Requirements

  • Extensive experience developing in modern programming languages (e.g. Python, Java, C++) in a Linux environment
  • Expertise in microservices architecture and distributed systems
  • Experience with microservices architecture, distributed systems, containerized deployments, and modern cloud technologies.
  • Experience with RESTful APIs, messaging queue technologies (Kafka, RabbitMQ), and event-driven systems.
  • Experience with Agile/SCRUM, DevOps, and test automation practices.
  • Experience with one or more scripting languages (Python, JavaScript, Bash, Perl, etc.)
  • Experience with Qt software development framework.

Responsibilities

  • Participate in the requirements, design, development and testing of software to include development of new work products or enhancement of existing applications and systems
  • Design, code, test, integrate, and document software solutions
  • Participate in internal review of software components and systems
  • Collaborate with project managers and other professionals within Engineering
  • Follow established development practices and processes to maintain the configuration management of software products
  • Participate in the advancement of the software development environment and DevOps practices within Engineering

Other

  • Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 8 years of prior relevant experience
  • Active and transferable U.S. government issued Top Secret SCI (TS/SCI) security clearance required prior to start date.
  • U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.
  • Active and transferable U.S. government issued Top Secret SCI (TS/SCI) security clearance with Poly
  • This role is primarily On-Site, with flexibility at hiring manager discretion.