Cisco ThousandEyes is a Digital Experience Assurance platform that empowers organizations to deliver flawless digital experiences across every network – even the ones they don’t own. Powered by AI and an unmatched set of cloud, internet and enterprise network telemetry data, ThousandEyes enables IT teams to proactively detect, diagnose, and remediate issues – before they impact end-user experiences. ThousandEyes is deeply integrated across the entire Cisco technology portfolio and beyond, helping customers deploy at scale while also delivering AI-powered assurance insights within Cisco’s leading Networking, Security, Collaboration, and Observability portfolios. As a Principal Engineer at ThousandEyes, you will play a pivotal role in steering the architectural and design direction for a wide array of projects, encompassing AI/ML workloads, on-premises solutions, and cloud-based agents and applications. With the accelerating growth in application connectivity's scale and complexity, your expertise will be critical in swiftly developing innovative solutions to deliver unparalleled Network Assurance to our clients. You will be working across teams in ThousandEyes to ensure optimal architectural direction for our long-term strategies along with Operational Excellence. Our technology stack includes Java, Python, and Kubernetes as well as a wide range of internal tools built for GitOps. Qualifications include 15+ years of software development experience, expert-level understanding of object-oriented programming languages such as Java, Kotlin, Scala, ability to articulate design choices based on an expert understanding of the product, technology, and ROI, ability to handle ambiguity, scope work accurately and provide reliable estimates for project milestones and completion, strong Computer Science fundamentals and object-oriented design skills, involvement in building large-scale real-time streaming pipelines using Kafka, Flink, or Spark, exceptional team collaboration and communication skills, an eye for proactively identifying and resolving risks and issues in production systems, experience working in a fast-paced development environment, ability to mentor peers or other members of the team, and a Bachelor degree in Computer Science or similar. Preferred qualifications include knowledge and use of Docker, Kubernetes, and cloud technologies (AWS, GCP), understanding of network protocols, and ability to contribute knowledge sharing within the professional community with technical blogs or publications. Cisco values diverse backgrounds and encourages applications even if not all qualifications are met. The compensation range for U.S. and Canada locations is $182,400 to $323,500 USD, reflecting base salary only, excluding equity or benefits. Additional benefits include medical, dental, vision insurance, 401(k) plan with matching, paid holidays, vacation time off, sick time off, and performance-based incentive pay for sales roles.