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Security Test Engineer

Job in Seattle, King County, Washington, 98101, USA
Listing for: Keylent, Inc.
Full Time position
Listed on 2026-07-01
Job specializations:
  • IT/Tech
    Cybersecurity, Systems Engineer, IT Consultant
  • Engineering
    Cybersecurity, Systems Engineer
Salary/Wage Range or Industry Benchmark: 55 - 60 USD Hourly USD 55.00 60.00 HOUR
Job Description & How to Apply Below

Security Test Engineer

Location:

Seattle, WA – Hybrid (3 Days Onsite) Contract Role (Loom for nearby candidates)

US Citizen, Greencard Holder ($55-60/hr. on W2)

As a Security Engineer/Tester, you will be performing authorized security testing on some of the very complex, massive scale, and highly critical applications. You must be self-directed, able to work independently, as well as work in a team-oriented and fast paced environment. You need to be aware of a varied application security domains like authentication, authorization, identity management, cryptography, etc. As part of a shift left focus, you will be working part of the development team along with developers to proactively identify any security vulnerabilities (OWASP Top 10, SANS Top 25, CWE) at the earliest before they are discovered late in cycle by Info Sec teams or in production.

Required Skills

  • Primary Skill – Manual and automated testing (testing will be done on software)
  • Deep understanding of different web application technologies, web protocols (HTTP, HTTPS, etc.), browser technologies, etc.
  • In depth domain understanding of application security in terms of Identity and Access Management (IAM), different authentication technologies (passwords, biometrics, OTP, digital certificates & PKI, device authentication, FIDO U2F/Passkeys, etc.
  • Proven expertise on different security testing tools (Proxy tools like Fiddler, Black box security testing tools like Burp, Static Security Code analysis tools,
  • Deep understanding of different application security vulnerabilities such as OWASP Top 10, SANS Top 25, CWE, attack patterns (CAPEC), etc.
  • Bachelor's degree in computer science or equivalent experience.
  • Must be self-directed, able to work independently, as well as work in a team-oriented and fast paced environment

Desired Skills

  • Working experience on different security technologies and standards like Single Sign On (SSO) using SAML/OpenID, OAuth protocols, etc.
  • Good understanding of Cryptographic algorithms and standards like Symmetric/Asymmetric crypto techniques, digital signatures, JWS/JWE tokens, Hardware Security Modules (HSMs), etc.
  • Understanding of Security vulnerabilities related to Cloud environments is an added advantage.
  • Well known Security certifications is an added advantage
  • Understanding of Threat Modelling concepts and Secure Development Life Cycle processes.
  • Mobile Application Security familiarity is desirable.

Qualified candidates should APPLY NOW for immediate consideration! Please hit APPLY to provide the required information, and we will be back in touch as soon as possible.

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