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Security Engineer (Threat Modeling)

Goldenpick Technologies LLCSeattle, WA🇺🇸United StatesPosted Oct 2, 2026

Quick Overview

Seniority
Mid Senior
Work mode
On Site
Location
Seattle, WA, United States
Posted
Yesterday
MicroservicesBashLLMPython

Job Description

Title: Security Engineer – Engineering Security
Location: Seattle, WA (Preferred) / Sunnyvale, CA – Onsite
Qualifications
  • 8+ years of professional experience in security engineering, application security, product security, offensive security, systems architecture, or a related technical security field.
  • Demonstrated experience reviewing complex technical designs and identifying security risks in applications, APIs, cloud services, microservices, or distributed systems.
  • Strong knowledge of threat modelling, vulnerability classification, risk modelling, authentication/authorization, least privilege, and data protection principles.
  • Hands-on experience with security testing, vulnerability investigation, penetration/adversarial testing, or validating security controls.
  • Ability to communicate technical findings clearly and collaborate directly with engineering, security, privacy, and third-party stakeholders.
  • Preferred qualifications include experience assessing AI/LLM agents, prompt injection and unsafe tool use, privacy design reviews, cloud environments, and security automation using Python, Go, Bash, or similar languages.

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