Principal Software Engineer
SNCFolsom, CA$165k – $227kPosted 6 April 2026
Job Description
Do you enjoy developing new products and services? Join us! Our Software Engineers work in an agile, collective environment. As a Principal Software Engineer, you will provide technical leadership and strategic direction for the development and optimization of advanced software systems for aerospace applications. You will lead major projects, mentor engineering teams, and drive innovation to achieve superior software performance.
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:
Lead Software Engineer at the project Level
Leadership of staff Software Engineers for project execution
Responsible for software design and architecture on project
Responsible for estimation of software tasks
Strong communication skills for interfacing to customers
Qualifications You Must Have:
Bachelor of Science degree in Computer Science, Computer Engineering or other related discipline and typically 14 or more years of relevant experience
Knowledge of Software Engineering principles and practices
Familiarity working in multi-disciplinary teams
Experience with C/C
Experience with Linux in both runtime and as a programming environment
Experience with Embedded Systems
Qualifications We Prefer:
Experience leading teams of software engineers at a project level
Experience in bare metal programming with microcontrollers
Experience with embedded oriented busses such as I2C and SPI.
Experience with the Xilinx/AMD SOCs
Excellent customer-facing communication skills
Familiarity with Agile Software Development
Knowledge of networking basics including socket-based communications
Experience with Containerization
DevSecOps principles
BASH and Python scripting
Experience with Yocto
Experience with virtual machines
Experience using AI tools as part of development process
Familiarity with databases such as Mongo
Experience developing apps for mobile devices and Windows desktops
Familiar with information assurance and data encryption
Essential Functions:
Ability to work on a computer for extended periods.
Hand/finger dexterity for coding and testing.
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.
Estimated Starting Salary Range: $165,010.21 - $226,889.04. Compensation varies depending on a wide array of factors, such as candidates' key skills, relevant work experience, and education/training/certifications. The disclosed range estimate may be adjusted for any applicable geographic differential associated with the location at which the position may be filled.
SNC offers annual incentive pay based upon performance that is commensurate with the level of the position.
SNC offers a generous benefit package, including medical, dental, and vision plans, 401(k) with 150% match up to 6%, life insurance, 3 weeks paid time off, tuition reimbursement, and more .
IMPORTANT NOTICE:
This position requires the ability to obtain and maintain a Secret U.S. Security Clearance. U.S. Citizenship status is required as this position needs an active U.S. Security Clearance for employment. Non-U.S. citizens may not be eligible to obtain a security clearance. The Department of Defense Consolidated Adjudications Facility (DoD CAF), a federal government agency, handles the adjudicative aspects of the security clearance eligibility process for industry applicants. Adjudicative factors which affect the outcome of the eligibility determination include, but are not limited to, allegiance to the U.S ... (truncated, view full listing at source)
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