Cyber Threat Protection Senior Manager

Philadelphia, PA, United States

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Grant Thornton

Grant Thornton is one of the world's largest professional services networks of independent accounting and consulting member firms which provide assurance, tax and advisory services to privately held businesses, public interest entities, and...

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As a Cybersecurity Senior Manager focused on Microsoft Threat Protection, you will lead complex, high-impact engagements that help clients proactively defend against advanced cyber threats. You will serve as a strategic advisor to executive stakeholders, guiding them through the design, implementation, and optimization of Microsoft’s threat protection ecosystem. Your role will span technical leadership, client relationship management, and practice development.

From day one, you’ll be empowered by the greater Risk team to help clients make the moves that will help them achieve their vision and help you achieve more, confidently. 

Your day-to-day may include:

  • Leading the delivery of Microsoft Threat Protection solutions, including Microsoft Defender for Endpoint, Identity, Office 365, Cloud Apps, and Microsoft Sentinel.
  • Lead practice development and sales activities including, opportunity origination, client proposal development, and deal closure.
  • Advising CISOs and security leaders on threat detection, incident response, and security operations transformation.
  • Designing and implementing enterprise-wide detection and response strategies aligned with Zero Trust and MITRE ATT&CK frameworks.
  • Overseeing threat modeling, red/purple team exercises, and advanced threat hunting initiatives.
  • Managing large-scale security assessments, maturity roadmaps, and regulatory compliance engagements.
  • Leading and mentoring multidisciplinary teams across multiple client engagements.
  • Driving business development efforts, including proposal development, client presentations, and thought leadership.
  • Staying current on emerging threats, vulnerabilities, and Microsoft security innovations to inform client strategies.

You have the following technical skills and qualifications:

  • Bachelor’s degree in Cybersecurity, Information Systems, or a related field.
  • Relevant certifications such as SC-200, AZ-500, CISSP, CISM, GIAC, or related certification is required.
  • 10+ years of experience in cybersecurity, with a focus on threat detection, response, and security operations.
  • Prior experience leading sales activities for threat protection professional services, in excess of $3M a year.

 

  • Deep expertise in Microsoft security technologies, including:
    • Microsoft Defender suite (Endpoint, Identity, Office 365, Cloud Apps)
    • Microsoft Sentinel (SIEM/SOAR)
  • Strong understanding of threat intelligence, adversary tactics, and incident response frameworks.
  • Experience with KQL, PowerShell, or other scripting languages for automation and threat hunting.
  • Proven ability to lead client engagements and manage cross-functional teams.
  • Familiarity with Microsoft Copilot for Security and AI-driven threat detection.
  • Strong executive presence and ability to communicate complex technical concepts to non-technical stakeholders.
  • Demonstrated success in practice development and client relationship management.
  • Strong project management skills and the ability to manage multiple engagements and competing priorities in a rapidly growing, fast-paced, interactive, results-based team environment.
  • Exceptional client service and communication skills, with a demonstrated ability to develop and maintain outstanding client relationships.
  • Can travel as needed

The base salary range for this position in Chicago, IL only is between $187,500 and $312,500.

The base salary range for this position in New York, NY only is between $202,500 and $337,500.

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At Grant Thornton, we believe in making business more personal and building trust into every result – for our clients and you. Here, we go beyond your expectations of a career in professional services by offering a career path with more: more opportunity, more flexibility, and more support. It’s what makes us different, and we think being different makes us better. 

In the U.S., Grant Thornton delivers professional services through two specialized entities: Grant Thornton LLP, a licensed, certified public accounting (CPA) firm that provides audit and assurance services ― and Grant Thornton Advisors LLC (not a licensed CPA firm), which exclusively provides non-attest offerings, including tax and advisory services.

In 2025, Grant Thornton formed a multinational, multidisciplinary platform with Grant Thornton Ireland. The platform offers a premier Trans-Atlantic advisory and tax practice, as well as independent American and Irish audit practices. With $2.7 billion in revenues and more than 50 offices spanning the U.S., Ireland and other territories, the platform delivers a singular client experience that includes enhanced solutions and capabilities, backed by powerful technologies and a roster of 12,000 quality-driven professionals enjoying exceptional career-growth opportunities and a distinctive cross-border culture.

Grant Thornton is part of the Grant Thornton International Limited network, which provides access to its member firms in more than 150 global markets.

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Tags: Automation CISM CISSP Cloud Compliance GIAC Incident response MITRE ATT&CK PowerShell Scripting Security assessment Sentinel SIEM SOAR Threat detection Threat intelligence Vulnerabilities Zero Trust

Perks/benefits: Career development Team events

Region: North America
Country: United States

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