Jobs and Careers
SI
Sr Principal Systems Engineer
Sierra Nevada CorporationUnited Statesfull_timeVerifiedPosted 29 Jun 2026
💰 $260,922/yr($189,762/yr – $260,922/yr)
About the role
Are you a bold thinker? We dream big at SNC -advocating the exploration of space, keeping service members safe and creating the systems that keep our world united and sustain our way of living. Join our team! As a Senior Principal Systems Engineer, you will be a leading authority in requirements engineering, systems integration, Verification & Validation (V&V), and Model Based Systems Engineering (MBSE). You will spearhead high-impact system and decision analysis, technical planning, and risk management projects. You will oversee and influence the most critical project efforts, utilizing profound expertise in architecture/design development, technical monitoring, and lifecycle management. Exemplary leadership, communication, and collaboration skills are essential as you set strategic direction, mentor top-tier engineers, and drive organizational success.The Mission Solutions and Technologies (MST) business area provides affordable, turn-key command/control, communications, integrated ISR, force protection and security solutions worldwide. The MST team has a long legacy of supporting the Department of Defense, Department of Homeland Security, commercial and international customers with years of experience in platform operations, engineering and full lifecycle management across domains – air, land, sea, space and cyber.
Responsibilities:
- Be a leading authority in requirements engineering, systems integration, V&V, and MBSE.
- Spearhead high-impact system and decision analysis, technical planning, and risk management projects.
- Oversee and influence the most critical project efforts.
- Utilize profound expertise in architecture/design development, technical monitoring, and lifecycle management.
- Set strategic direction and provide exemplary leadership and communication.
- Mentor top-tier engineers and drive organizational success.
Qualifications You Must Have:
- Active Top Secret/SCI security clearance
- Bachelor's degree in Systems Engineering, Electrical Engineering, Mechanical Engineering, or related field; Master's degree preferred.
- 16+ years of experience in systems engineering or related field.
- Higher level relevant degree may substitute for experience.
- Expert proficiency with Systems modeling and simulation tools.
- Extensive senior leadership experience in systems engineering.
- Advanced knowledge of multiple Engineering principles and practices.
- Progressive Experience working in multi-disciplinary design and development teams.
- Thorough understanding of requirements management, functional requirements parsing, derivation, and allocation; systems design, systems integration, technical risk identification and management strategies, and V&V principles.
- Expertise in the areas of signal processing, time-frequency analysis, target geolocation and tracking, data association, detection, estimation, and optimization
- Expertise in the extraction of Time Difference of Arrival (TDOA) and Frequency Difference of Arrival (FDOA) geo-observables from complex IQ data
- Expertise in the passive detection, characterization, and localization of low power signals
Qualifications We Prefer:
- Proven track record of innovation and technological advancements in systems engineering.
- Familiar with real-time operating systems and embedded systems.
- Demonstrated capability in requirements management and system modelling tools, such as DOORS, Cameo, MATLAB.
- Advanced knowledge of industry standard mechanical design principles, to include, but not limited to requirements management, MBSE.
- Experience or certification in International Council on Systems Engineering (INCOSE) standards [Certified Systems Engineering Professional (CSEP)/Expert Systems Engineering Professional (ESEP)].
- Background in the Aerospace and Defense Industry.
- Progressive experience leading baseline definition and maturation in a complex development setting, including the use of high impact trade studies.
- Advanced experience with establishing and tracking key Technical Performance Measurements (TPM).
- Strong problem-solving skills and the ability to work effectively in a team environment.
- Strong communication and interpersonal skills for effective collaboration across multidisciplinary teams.
- Agile methodologies and Scrum Master certification.
Essential Functions:
- Ability to work on a computer for extended periods.
- Hand/finger dexterity for system modeling and documentation.
- Ability to work in a hybrid environment with occasional travel.
This posting will be open for application for a minimum of 5 days and may be extended based on business needs.
Apply for this role
Generate a tailored application kit with a matched cover letter, interview prep, and CV highlights — in under 60 seconds.
Apply Now →Generate Application KitFree account required — sign up in 30s