Senior Security Engineer
Topcon Positioning Systems
August 25, 2026
Full-time
Remote friendly (Livermore, CA)
Worldwide
IT
Role: Senior Security Engineer focused on Application Security within a Security Engineering team, supporting Security Operations and AI Security initiatives. Responsibilities: lead application security assessments across SDLCโincluding threat modeling, secure design, code reviews, and vulnerability triage; manage and review deliverables from offshore security vendors; support detection, monitoring, incident response, and vulnerability management; contribute to securing AI/ML and LLM-based systems and standards. Requirements: Bachelor's in CS, InfoSec, or equivalent; 6+ years in security engineering with hands-on application security experience; practical knowledge of SecOps, vulnerability management, and offshore vendor relations; exposure to AI/ML security concepts or a strong motivation to learn. HighValue: application security reviews, threat modeling, secure coding, vulnerability remediation, offshore vendor management, AI/ML security, cloud security (AWS/Azure), CI/CD, scripting skills. WorkSetup: hybrid, with periodic coordination across time zones; occasional travel.