November 19, 2025

Senior Offensive Security Consultant, Mandiant

Senior • Hybrid • On-site • Remote

Ottawa, ON, Canada , +1


Minimum qualifications:

  • Bachelor's degree in Computer Science, Information Systems, Cyber-security, related technical field, or equivalent practical experience.
  • 5 years of experience assessing and developing cyber-security solutions across multiple security domains.

Preferred qualifications:

  • Certifications related to offensive security including OSCE, OSEP, OSEE, OSCP, CCSAS, CCT INF or relevant SANS courses.
  • Experience in four or more of the following: network protocols, threat intelligence analysis, system and network administration, project management, developing applications, technical incident response processes, source code review, reverse developing.
  • Experience implementing or assessing information security implementation or assessment of security controls.
  • Excellent collaboration and communication skills.

About the job

As a Security Consultant, you will be responsible for helping clients effectively prepare for, proactively mitigate, and detect and respond to cyber security threats. Security Consultants have an understanding of computer science, operating system functionality and networking, cloud services, corporate network environments and how to apply this knowledge to cyber security threats.

As a Security Consultant, you could work on engagements including assisting clients in navigating technically complex and high-profile incidents, performing forensic analysis, threat hunting, and malware triage. You may also test client networks, applications and devices by emulating the latest techniques to help them defend against threats, and will be the technical advocate for information security requirements and provide an in-depth understanding of the information security domain. You will also articulate and present complex concepts to business stakeholders, executive leadership, and technical contributors and successfully lead complex engagements alongside cross functional teams.

In this role, you will be responsible for providing cyber-security consulting services and support to our clients, including assessing and advising clients on both technical and process-based controls for all manner of environments.

Part of Google Cloud, Mandiant is a recognized leader in dynamic cyber defense, threat intelligence and incident response services. Mandiant's cybersecurity expertise has earned the trust of security professionals and company executives around the world. Our unique combination of renowned frontline experience responding to some of the most complex breaches, nation-state grade threat intelligence, machine intelligence, and the industry's best security validation ensures that Mandiant knows more about today's advanced threats than anyone.

(British Columbia & Canada-Remote Only*) The British Columbia base salary range for this full-time position is CAD 152,000-156,000 + bonus + equity + benefits. Our salary ranges are determined by role, level, and location. Within the range, individual pay is determined by work location and additional factors, including job-related skills, experience, and relevant education or training. *Note: Disclosure as required by Bill 13

Please note that the compensation details listed in Canada role postings reflect the base salary only, and do not include bonus, equity, or benefits. Learn more about benefits at Google.

Responsibilities

  • Perform offensive technical cyber-security engagements of a varied nature.
  • Interface with clients to address concerns, issues, or escalations; track and drive to closure any issues that impact the engagements and its value to clients.
  • Advise clients on security best practices for remediating discovered issues.
  • Collaborate with internal teams to expand capabilities to deliver further value to clients.
  • Perform Red and Purple Team assessments, including end-to-end adversarial emulation of cyber attacks against customer organizations, and other technical cyber assessments including external penetration, web application, and mobile security testing.