Senior Staff Product Security Engineer | Product Security Incident Response Team (PSIRT)

Company DescriptionIt all started when engineer Fred Luddy wrote code that automated a tedious task for his coworker, Phyllis. She cried tears of joy. That moment inspired Fred to build a company that could do that for everyone—freeing people from busywork so they could focus on meaningful work. Today, ServiceNow is the AI control tower for business reinvention. Our ServiceNow AI platform brings together any AI, any data, and any workflow— helping 85% of the Fortune 500 work smarter, faster, and better. We're building an AI-native culture where technology and talent are unstoppable together. And we're just getting started.Join us to put AI to work for people.Job DescriptionThe ServiceNow Security Organization (SSO) The ServiceNow Security Organization (SSO) delivers world-class, innovative security solutions to reduce risk and protect the company and our customers. We enable our customers to migrate their most sensitive data and workloads to the cloud, accelerating our business so that we are the most trusted SaaS provider. We create an environment where our employees are proud to work and can make a positive impactServiceNow seeks a senior staff-level product security engineer to serve as a senior technical authority within the Product Security Incident Response Team (PSIRT). PSIRT is ServiceNow's awareness, response, and investigation capability for post-release vulnerabilities in ServiceNow-developed products and service offerings.This role is for a recognized expert who can operate independently and as part of a team on the most significant security issues facing the platform—vulnerabilities that require evaluating intangibles. You will lead deep-dive investigations, coordinate resolution across engineering, product, and release teams, and demonstrate calm, decisive leadership during significant security events.This is a role for someone who already understands product development cycles and the engineering and product relationships that drive them—and will use that fluency to lead fixes to completion under incident pressure. You will help shape how ServiceNow responds to product security vulnerabilities at scale and the technical rigor of the entire response capability.The coverage provided by this role is:Sunday-Monday: 18:00 - 02:00 UTCMonday-Tuesday: 18:00 - 02:00 UTCTuesday-Wednesday: 18:00 - 02:00 UTCFriday-Saturday: 19:00 - 02:00 UTCSaturday-Sunday: 17:00 - 02:00 UTCDue to the nature of incident response and needs of the business, coverage may change. Additional coverage outside of stated hours may be required in response to significant incidents.Key Responsibilities:Demonstrate technical and organizational leadership during these events—bringing structure and clear decision-making under pressure.Partner with incident commanders, business information security leadership, engineering, and customer-facing teams to maintain clear ownership, workstream prioritization, and hand-offs during these events.Reduce Exposure WindowDrive coordinated response across affected releases, balancing risk and remediation feasibility.Leverage an understanding of product development cycles and engineering/product partnerships to move fixes through the release pipeline without stalling on organizational boundaries.Verify fix completeness and guard against incomplete mitigations before release.Drive the CVE & Coordinated Disclosure ProcessLead ServiceNow's CVE disclosure process—owning CVE assignment, scoring, advisory content, and publication timing.Collaborate with external security partners, vendors, and researchers on coordinated disclosures, aligning timelines and messaging across parties.Conduct technical accuracy reviews of external advisories, researcher write-ups, and joint disclosure content to ensure correctness before publication.Represent PSIRT's technical position in multi-party coordinated disclosures and researcher engagements.Pursue After-Action Outcomes & Continuous ImprovementAuthor postmortems and drive lessons learned to closure following product security incidents.Participate in retrospectives following significant product security events, translating findings into concrete process and technical improvements.Contribute to partner teams tracking product security risk themes and trends across the portfolio.Contribute to SDLC improvement areas, feeding incident learnings upstream into secure development practices.QualificationsQualificationsExperience in leveraging or critically thinking about how to integrate AI into work processes, decision-making, or problem-solving. This may include using AI-powered tools, automating workflows, analyzing AI-driven insights, or exploring AI’s potential impact on the function or industry.Minimum 12 years of related experience with a Bachelor's degree; or 8 years with a Master's degree; or a PhD with 5 years of experience; or equivalent experience.Minimum 5 years of auditing source code for security vulnerabilities.Demonstrated leadership during significant security events or major incidents, with willingness to participate in on-call.Ability to read and comprehend Java and JavaScript code. Strong understanding of common Java and JavaScript vulnerabilities. Proficiency in scripting in both Python and JavaScript for data gathering, processing, and visualization. Development of proof-of-concept exploits for web application vulnerabilities. Written and verbal communication of complex security risk clearly to both technical teams and leadership.Experience with leading fix implementation and release coordination across engineering, product, and test/release teams.Proficiency in deep-dive product security investigations and root-cause analysis spanning design, code, configuration, and operational layers.Exploit analysis and proof-of-concept development that distinguishes real exploitability from theoretical risk.Familiarity with SDLC integration, CI/CD pipelines, SaaS threat models, and secure development practices.Experience leading a CVE disclosure process, including CVE assignment, scoring (CVSS), and advisory publication.Preferred QualificationsExperience in a PSIRT or similar function for a major software or SaaS platform.Recognized expertise in product security incident response, vulnerability research, or application security within a software or SaaS environment.Experience conducting vulnerability assessments on the ServiceNow platform.Experience with emerging threats: AI-specific attack vectors, software supply chain security, and SDLC tooling security.Experience with cloud infrastructure (AWS, Azure, GCP) and containerized environments.Relevant security certifications (e.g., OSWE) or demonstrated equivalent expertise.#SecurityJobs For positions in this location, we offer a base pay of $201,300 - $352,300, plus equity (when applicable), variable/incentive compensation and benefits. Sales positions generally offer a competitive On Target Earnings (OTE) incentive compensation structure. Please note that the base pay shown is a guideline, and individual total compensation will vary based on factors such as qualifications, skill level, competencies, and work location. We also offer health plans, including flexible spending accounts, a 401(k) Plan with company match, ESPP, matching donations, a flexible time away plan and family leave programs. Compensation is based on the geographic location in which the role is located and is subject to change based on work location.Additional InformationWork PersonasWe approach our distributed world of work with flexibility and trust. Work personas (flexible, remote, or required in office) are categories that are assigned to ServiceNow employees depending on the nature of their work and their assigned work location. Learn more here. To determine eligibility for a work persona, ServiceNow may confirm the distance between your primary residence and the closest ServiceNow office using a third-party service.Equal Opportunity EmployerServiceNow is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, national origin, age, disability, gender identity, veteran status, or any other category protected by law. In addition, all qualified applicants with arrest or conviction records will be considered for employment in accordance with legal requirements.  AccommodationsWe strive to create an accessible and inclusive experience for all candidates. If you require a reasonable accommodation to complete any part of the application process, or are unable to use this online application and need an alternative method to apply, please contact View email address on click.appcast.io for assistance. Export Control RegulationsFor positions requiring access to controlled technology subject to export control regulations, including the U.S. Export Administration Regulations (EAR), ServiceNow may be required to obtain export control approval from government authorities for certain individuals. All employment is contingent upon ServiceNow obtaining any export license or other approval that may be required by relevant export control authorities. From Fortune. 2026 Fortune Media IP Limited. All rights reserved. Used under license.SummaryType: Full-timeFunction: EngineeringExperience level: Mid-Senior LevelIndustry: Information Technology And Services