Company · 4 open roles
Careers at 3Si Security Systems
3Si Security Systems has 4 active roles on ResuMinder right now. Score your CV instantly and use the ResuMinder extension to apply in seconds — no manual form-filling.
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4 positions at 3Si Security Systems
Lead Security Systems Engineer
3Si Security Systems·Alexandria, Virginia, United States
Lead Security Systems Engineer at 3Si Security Systems. Location: Alexandria, Virginia, United States. Role: leading design, managing team, troubleshooting systems Requirements: Active Secret U.S. government clearance; 4+ years hands-on enterprise VMS experience; bachelor's in CS…
Software Developer I (Junior)
3Si Security Systems·Ashburn, Virginia, United States
Software Developer I (Junior) at 3Si Security Systems. Location: Ashburn, Virginia, United States. Role: developing software, designing solutions, debugging applications Requirements: 1+ year software development experience; proficiency in C#, .NET, WPF; experience with Visual St…
Software Developer II Analytics (Mid-Level)
3Si Security Systems·Sterling or Alexandria
Software Developer II Analytics (Mid-Level) at 3Si Security Systems. Location: Sterling or Alexandria. Role: designing software, developing applications, maintaining systems Requirements: 5+ years professional software development experience, strong Red Hat Linux and system admin…
Mechanical Engineer
3Si Security Systems·Jefferson City, Missouri, United States
Mechanical Engineer at 3Si Security Systems. Location: Jefferson City, Missouri, United States. Role: designing components, preparing drawings, conducting testing Requirements: Bachelor's in Mechanical Engineering, 3+ years product design experience with injection molding, strong…