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Sr Systems Software Engineer

SNC

Salary not specified
Oct 30, 2025
Plano, TX, US
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Sierra Nevada Corporation (SNC) is seeking a Senior Systems Software Engineer to modernize and deliver the next-generation Survivable Airborne Operations Center (SAOC) aircraft for the U.S. Air Force, ensuring continued critical command, control, and communication during national emergencies.

Requirements

  • Advanced understanding of requirements management, functional requirements parsing, derivation, and allocation; systems design, systems integration, technical risk identification and management strategies, and Verification and Validation (V&V) principles
  • Knowledge of industry standard Model Based System Engineering (MBSE) approaches and tools
  • Software Systems Experience
  • Working knowledge of Python, C++
  • Modeling and Simulation
  • Advanced Experience with requirements management and system modelling tools, such as DOORS, Rhapsody, NoMagic, MATLAB
  • Working knowledge of cybersecurity principles and safety-critical software standards

Responsibilities

  • Contribute to system architecture development and software design
  • Exercising independent judgment on software architecture, methods, and techniques to achieve results
  • Analyzing context of deliverable solutions against constraints and available technology
  • Engage in system-level problem-solving, performance optimization, and the creation of robust, scalable software architectures
  • Detailed systems engineering tasks such as requirements analysis, system modeling, and simulation, alongside software development
  • Ensure the seamless integration and functionality of our systems
  • Driving technical innovation and maintaining the high standards of our software engineering practices

Other

  • Strong communication skills with internal and external stakeholders
  • Progressive experience working in multi-disciplinary design and development teams
  • Experience leading baseline definition and maturation in a complex development setting, including the use of high impact trade studies and other measures
  • Experience working agile methodologies with Atlassian tools
  • This position requires current/active Secret U.S. Security Clearance. U.S. Citizenship status is required as this position needs an active U.S. Security Clearance for employment.