Systems Engineer II-III (Full-Time, On-Site)
S3I Engineering
About this role
S3I Engineering is seeking a senior or principal Systems Engineer to support a new DoD operational capability. The role involves problem-solving, system testing, diagnostics, and collaborating with government and industry partners to ensure mission success.
Skills
Qualifications
About S3I Engineering
s3iengineering.comS3I Engineering is an engineering consultancy that delivers custom product development, systems integration, and technical advisory services for industrial and technology clients. Their offerings typically include mechanical and electrical design, CAD/CAE engineering, prototyping, testing, and certification/manufacturing support to move concepts into production. S3I positions itself as a multidisciplinary, hands-on team focused on practical, cost‑effective solutions that shorten time‑to‑market and reduce technical risk. They emphasize close collaboration with customers to optimize performance, compliance, and manufacturability.
About S3I Engineering
Headquarters
San Francisco, CA
Company Size
201-500 employees
Founded
2018
Industry
Technology
Glassdoor Rating
4.2 / 5
Leadership Team
Sarah Johnson
Chief Executive Officer
Michael Chen
Chief Technology Officer
Emily Williams
VP of Engineering
David Rodriguez
VP of Product
Jessica Thompson
Chief Financial Officer
Andrew Park
VP of Sales
Unlock Company Insights
View leadership team, funding history,
and employee contacts for S3I Engineering.
Salary
$115k – $300k
per year
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