Penetration Tester

4 weeks ago

Toronto, Ontario, Canada Aon Hewitt Full time
Job Title: Principal Security Penetration Tester

Join Aon Hewitt's Proactive Security Testing team as a Principal Security Penetration Tester, where you will play a key role in assessing the security of web applications, mobile applications, APIs, and thick clients. As a senior member of the team, you will be responsible for conducting complex hybrid web application security assessments, involving code review and dynamic application testing.

Key Responsibilities:
  • Perform penetration testing activities to assess the security of web applications, mobile applications, APIs, and thick clients.
  • Conduct complex hybrid web application security assessments, involving code review and dynamic application testing.
  • Perform infrastructure penetration testing, including external/internal penetration testing, red teams, etc.
  • Write test harnesses to help identify and proof-of-concept potential security vulnerabilities.
  • Document technical issues identified during security assessments, outlining the associated risks for clients, and providing tailored recommendations for remediation.
  • Assist colleagues in pre-sales scoping activities for penetration testing engagements.
  • Offer technical mentorship and career development guidance to junior engineers within the organization.
  • Develop, update, and improve internal tooling used for reporting and penetration testing.
  • Partner with the team in the recruitment of new penetration testing talent, including reviewing resumes and conducting interviews.
Requirements:
  • 5+ years of hands-on penetration testing and/or bug bounty experience against web/mobile applications, beyond running automated tools.
  • Proven track record of 5 more years performing network/infrastructure penetration testing.
  • Some expertise in development and/or source code review, focusing on languages such as Java, C#, C/C++, PHP, Ruby, Python, Go, Swift, Objective C/C++, Kotlin, etc.
  • Current experience with testing techniques and tooling, such as Burp Suite and other fuzzers/proxies.
  • Deep knowledge of common software vulnerabilities, such as those described in the OWASP Top 10 and CWE/SANS Top 25.
  • Possesses a solid grasp of Unix, Windows, and network security.
  • Ability to work remotely as part of a distributed team and travel to client sites when required.
  • Superb communication (written & verbal) in English, to present sophisticated technical topics concisely to both technical and business audiences.
Preferred Qualifications:
  • Experience performing hands-on mobile application penetration testing on iOS and/or Android platforms.
  • Understanding how to build and maintain Red Team Command and Control systems.
  • Experience with Bug Bounties, reporting critical/high risk issues to programs.
  • Degree in Computer Science, Information Systems, Engineering, or related major and/or equivalent experience.
  • Reputable security certifications, including but not limited to: OSCP, OSWE, GWAPT, OSEE, OSCE/OSED, GPEN, GXPN, BSCP.
  • Produced public facing research and/or delivered presentations at well-known industry security conferences.

Aon Hewitt is an equal employment opportunity employer and welcomes applications from all qualified candidates. We provide reasonable adjustments to participate in the job application, interview process, and to perform essential job functions once onboard.

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