Principal Site Reliability Engineer

Job Category Site Reliability Engineering Posting Date 11/18/2025, 12:24 AM Locations Santa Clara, CA, United States Job Schedule Full time Job Description At Fortinet, we strive to provide a supportive, collaborative environment where people are empowered to do the best work of their careers. Our team members enjoy solving complex problems, and obsess over getting the details right. We love what we do and are proud of our work to secure clouds and container environments for thousands of b2b customers worldwide. Our team is growing, and we are looking for engineers with passion for automation. You will help support the FortiCNAPP platform and play a key role in building, operating, and improving the FortiCNAPP Cloud Security Platform, the world's best real-time cloud-native threat detection system. Our team develops and supports the infrastructure layers spanning our cloud accounts, network/connectivity, workload management, observability, and storage services. We build tooling to perform automated operations in order to scale the FortiCNAPP infrastructure and service. To be successful you will design, define, develop, deploy and operate internal tooling, APIs, and frameworks which streamline our workflows and automate our infrastructure. About this role: As a Principal Site Reliability Engineer at FortiCNAPP, you will lead the design, implementation, and optimization of our highly scalable, resilient, and efficient platform infrastructure. You will drive strategic initiatives to enhance operational excellence, mentor teams, and set the standard for reliability and automation across the organization. Your expertise will shape the future of FortiCNAPP’s infrastructure, ensuring it meets the demands of our customers and supports rapid growth. Responsibilities Architect and implement advanced automation strategies to maximize operational efficiency and minimize toil across the FortiCNAPP platform. Lead the design, development, and enhancement of infrastructure systems to ensure world-class scalability, resiliency, and performance. Proactively identify and resolve complex, systemic issues through innovative automation, tooling, and architectural solutions, preventing customer-facing incidents. Drive the evolution of monitoring, instrumentation, and observability systems to anticipate and mitigate scalability and reliability risks before they impact customers. Champion company-wide adoption of reliability best practices, establishing key metrics, SLAs, and milestones to embed scalability and resiliency into all engineering processes. Collaborate with cross-functional teams to define and implement industry-leading practices for infrastructure, deployment, and operational workflows. Provide technical leadership and mentorship to engineering and operations teams, fostering a culture of reliability, automation, and continuous improvement. Lead incident response and post-mortem processes, driving root cause analysis and implementing preventive measures. Participate in an on-call rotation, serving as an escalation point for complex issues and guiding the team through critical incidents. Influence strategic technology decisions, evaluating and integrating cutting-edge tools, services, and methodologies to enhance platform reliability. Minimum Qualifications 10+ years of DevOps/SRE experience, with at least 5 years in a senior or lead role managing production systems at scale. Expert-level development and automation skills, with a proven track record of building sophisticated tools and workflows. Deep expertise in Infrastructure as Code (e.g., Terraform) and supporting tools (e.g., Atlantis, ArgoCD, Flux). Advanced experience with Kubernetes and its ecosystem (e.g., Helm, operators, Kustomize), including managing large-scale, production-grade clusters. Extensive experience with multiple cloud providers and managed services (e.g., AWS: EKS, EC2, S3, RDS, Secrets Manager; GCP, Azure). Proven ability to architect and operate highly reliable, fault-tolerant cloud infrastructure that supports rapid microservice deployment with robust monitoring and high availability. Exceptional cross-team communication and leadership skills, with experience driving alignment across engineering, product, and operations teams. Deep knowledge of large-scale system building blocks, including load balancing, distributed/cloud computing, container orchestration, and advanced monitoring/observability. Expert understanding of cloud networking, including VPC configuration, cross-cloud connectivity, and hybrid cloud architectures. Proficiency in one or more programming languages (e.g., Python, Go, Rust) for building tools and automation frameworks. Preferred Qualifications Extensive experience designing and implementing advanced monitoring and observability systems (e.g., Prometheus, Grafana, New Relic, Datadog, OpenTelemetry). Strong advocate for “everything as code” principles, with experience institutionalizing IaC and GitOps practices across teams. Deep expertise in Java application servers, JVM tuning, and performance optimization for high-throughput systems. Experience leading cross-functional initiatives to improve system reliability, such as chaos engineering, disaster recovery planning, or zero-downtime deployments. Educational Requirements - Bachelor or Masters degree in Computer Science, Computer Engineering or related fields. The US base salary range for this full-time position is $202,000-$247,000. Fortinet offers employees a variety of benefits, including medical, dental, vision, life and disability insurance, 401(k), 11 paid holidays, vacation time, and sick time as well as a comprehensive leave program. Wage ranges are based on various factors including the labor market, job type, and job level. Exact salary offers will be determined by factors such as the candidate's subject knowledge, skill level, qualifications, experience, and geographic location. All roles are eligible to participate in the Fortinet equity program, Bonus eligibility is reviewed at time of hire and annually at the Company’s discretion. Why Join Us We encourage candidates from all backgrounds and identities to apply. We offer a supportive work environment and a competitive Total Rewards package to support you with your overall health and financial well-being. Embark on a challenging, enjoyable, and rewarding career journey with Fortinet. Join us in bringing solutions that make a meaningful and lasting impact to our 660,000+ customers around the globe. About Us Fortinet (NASDAQ: FTNT) secures the largest enterprise, service provider, and government organizations around the world. Fortinet empowers its customers with intelligent, seamless protection across the expanding attack surface and the power to take on ever-increasing performance requirements of the borderless network - today and into the future. Only the Fortinet Security Fabric architecture can deliver security without compromise to address the most critical security challenges, whether in networked, application, cloud or mobile environments. Fortinet ranks number one in the most security appliances shipped worldwide and more than 500,000 customers trust Fortinet to protect their businesses. We are committed to providing reasonable accommodations for all qualified individuals with disabilities. If you require assistance or accommodation due to a disability, please contact us at View email address on click.appcast.io. Fortinet is an equal opportunity employer. We value diversity in our company, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, age, military/veteran status or any other applicable legally protected characteristics in the location in which the candidate is applying. #J-18808-Ljbffr Fortinet, Inc.