Principal Information Security Engineer

Company Description
It all started in sunny San Diego, California in 2004 when a visionary engineer, Fred Luddy, saw the potential to transform how we work. Fast forward to today - ServiceNow stands as a global market leader, bringing innovative AI-enhanced technology to over 8,100 customers, including 85% of the Fortune 500®. Our intelligent cloud-based platform seamlessly connects people, systems, and processes to empower organizations to find smarter, faster, and better ways to work. But this is just the beginning of our journey. Join us as we pursue our purpose to make the world work better for everyone.
Job Description
The 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 impact.
Team:
This position reports to the Director, Security Engineering. The Enterprise Security Engineering team targets building state-of-the-art technology that will help reduce the risk surrounding the sensitive assets of the company with the least impact possible on operations, acts as guidance and facilitator to the security operations teams and helps shifting Security perception from blocker to enabler by building a relationship of trust with the other teams.
Role:
As a Principal Security Engineer, you will be a strategic technical leader driving the security of ServiceNow's global infrastructure and cloud environments. You will architect, implement, and oversee security solutions across on-premises and multi-cloud platforms (AWS, Azure, GCP), ensuring resilience, compliance, and operational excellence. You will influence security strategy, mentor engineers, and collaborate cross-functionally to enable secure cloud migration and hyperscaler adoption.
What you get to do in this role:

• Define and execute the security strategy for infrastructure and cloud platforms, aligned to business risk and objectives.
• Lead architecture and implementation of scalable, automated security controls across AWS, Azure, GCP, and on-prem environments.
• Drive secure cloud migration initiatives and hyperscaler adoption, ensuring robust security posture throughout the transition.
• Oversee security for network, server, authentication systems, certificates, and operational tooling in hybrid and cloud-native environments.
• Establish and maintain controls for certificate lifecycle management, cloud IAM, and secure credential management.
• Champion operational excellence through automation, outage reduction, and service resilience improvements.
• Represent Security Engineering in architecture reviews, incident response, and compliance initiatives for both infrastructure and cloud.
• Mentor and develop engineers, fostering secure engineering practices and a growth mindset across teams.
• Stay current with industry threats, trends, and mitigation techniques related to infrastructure and cloud security.

Qualifications
In order to be successful in this role, we need someone who has:

• Experience 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.
• Master's degree in computer science; engineering, or information technology or equivalent industry experience
• 15+ years of hands-on security engineering experience, including 5+ years in cloud security (AWS, Azure, GCP).
• Deep expertise in operating system and server security (Linux, Windows), enterprise networking, and secure network architectures.
• Advanced proficiency in scripting and automation (Python, Bash, Go, etc.).

Desirable Skills:

• Proven experience with cloud migration, hyperscaler environments, and securing hybrid cloud architectures.
• Strong understanding of IAM services (LDAP/Directory Services, SAML, FIDO2, cloud-native IAM), password-less authentication, and PKI.
• Experience with infrastructure-as-code and configuration management tools (Puppet, Ansible, Terraform).
• Experience with Splunk, SIEM/log management systems.
• Expertise in hardware virtualization, cloud-native services, and automation of operations/capacity planning.
• System performance tuning, service monitoring, and advanced troubleshooting in cloud and hybrid environments.
• Familiarity with regulatory and industry certifications (FedRAMP, NIST 800-53, NIST CSF, SOC 2, SOX, GDPR).
• Ability to analyze and assess complex problems quickly and efficiently.
• Demonstrated leadership, mentoring, and cross-functional collaboration skills.
• Ability to thrive in a dynamic, fast-paced environment.
• Master's degree in computer science; engineering, or information technology or equivalent industry experience

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Additional Information
Work Personas
We 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 Employer
ServiceNow is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, creed, religion, sex, sexual orientation, national origin or nationality, ancestry, age, disability, gender identity or expression, marital status, 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.
Accommodations
We 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 [email protected] for assistance.
Export Control Regulations
For 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.
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