Jobs at Zscaler

Design, train, fine-tune, optimize, and deploy large-scale machine learning systems for cloud security use cases. Build end-to-end ML pipelines, develop transformer and embedding models, productionize open-weight language models, and optimize inference for latency, cost, and quality. Architect resilient ML services across AWS and GCP using cloud-native microservices while collaborating with engineering teams on AI strategy and solving complex problems involving massive datasets.

Conduct advanced threat research across endpoint and cloud environments, dissecting and replicating adversary techniques to improve detection. Engineer attack automation, test code, and proof-of-concept detections; collaborate with detection engineers, analysts, and threat hunters; document findings; influence product strategy and vendor telemetry; and mentor junior researchers.

Conducts advanced threat research across endpoint, cloud, and identity environments. Analyzes and replicates cyberattacks, engineers automated attack and test code, develops detection proofs of concept, and provides scalable detection recommendations. Collaborates with detection engineers, intelligence analysts, and threat hunters, documents findings, presents research, contributes to product strategy, and mentors colleagues.

Leads a customer-facing MDR and threat hunting team, overseeing talent development, operational quality, customer escalations, executive communications, and recurring security engagements. Translates threat intelligence, attack activity, and security outcomes into actionable customer guidance. Establishes deliverable standards, drives continuous improvement, supports complex investigations, and ensures MDR services demonstrate consistent customer value.

Lead design and delivery of scalable Sales Cloud and GTM systems. Translate GTM requirements into functional and technical designs, coordinate stakeholders, automate sales workflows with AI, and manage onshore/offshore teams to implement and optimize Salesforce and related GTM tools.

As a Staff Site Reliability Engineer, you'll oversee Zscaler production data center services, optimize code, and ensure cloud service availability and performance. Collaborate with cross-functional teams to improve processes and resolve escalated issues.

Analyze EDR telemetry, alerts, and logs across endpoint, identity, network, cloud, and SaaS environments to identify and publish threats for managed detection and response customers. Communicate indicators and remediation context clearly, while improving detection workflows through orchestration, automation, and AI-enabled tools to handle high telemetry volumes.

Drive automation-first reliability for a global, multi-cloud platform: build scalable infra (AWS/GCP/bare-metal), write automation (Python/Go), implement observability (Prometheus/Grafana/OpenTelemetry), lead incident response/on-call, define SLIs/SLOs, and partner on operability reviews and post-incident analysis.

Lead positioning, messaging, and go-to-market for Zero Trust solutions addressing agentic AI. Develop market education, buyer personas, sales enablement, and partner with product to shape roadmap and customer narratives.

Design and implement a low-latency, high-throughput data forwarding plane in Rust. Build distributed, horizontally scalable systems focused on concurrency, fault tolerance, and performance. Implement gRPC/Protobuf APIs, optimize kernel- and user-space performance, collaborate on system design, conduct code reviews, document designs, and mentor junior engineers.

Develop and optimize full-funnel, multi-channel demand generation campaigns that generate pipeline, accelerate deals, and support cross-sell and upsell opportunities. Partner with product marketing, sales development, content, product, field, partner marketing, and analytics teams. Build lead-nurturing programs, align assets to buyer stages, monitor conversion and ROI metrics, and create dashboards to optimize campaign performance.

Provide first-line technical support for complex security and networking issues, including troubleshooting SSL, SAML, HTTP, TCP/IP, connectivity, and performance problems. Partner with Engineering, document resolutions, manage enterprise escalations, contribute product feedback, develop training, and mentor support engineers. The role requires expertise in web security, network infrastructure, security proxies, VPNs, firewalls, DLP, SD-WAN, and related technologies, along with U.S. citizenship.

Build and manage technology alliance partnerships across the Americas, accelerating partner-generated pipeline and regional revenue. Develop relationships with security, networking, cloud, and digital workplace practices; coordinate with internal sales, marketing, revenue operations, engineering, and partner teams; drive opportunities to closure; and increase partnership brand awareness. The role requires experience with GSI partners, complex solution sales, cybersecurity, and networking, along with willingness to travel.

Drive revenue growth through technology alliance partners by building pipeline, executing joint business plans, maintaining executive relationships, and aligning internal sales teams with partners. The role focuses on cybersecurity partnerships across the Americas, supporting sell-to and sell-through opportunities, increasing partner brand awareness, and coordinating with marketing, revenue operations, partner engineering, and regional business teams.

Drive technical marketing for Zero Trust Branch and Digital Experience solutions through customer proof-of-value pilots, architectural demos, networking lab design, troubleshooting, technical collateral, and field enablement. Serve as the technical bridge between field teams and engineering while validating solutions, supporting enterprise evaluations, and improving post-sales time-to-value. The role requires deep networking, packet analysis, cloud networking, monitoring, and customer-facing technical expertise.

Leads a technical product support team responsible for resolving complex Zscaler product issues, managing customer and account escalations, and improving support processes. The role develops technical talent, drives training initiatives, monitors CSAT, NPS, time-to-resolution, and escalation metrics, and partners with stakeholders to improve customer satisfaction and operational efficiency.

Sell and scope Zscaler Professional Services for enterprise and commercial customers. Partner with sales, solution engineering, architecture, delivery, customer success, and channel teams to develop proposals, Statements of Work, resource plans, training recommendations, and technical solutions. Own services bookings quotas and attach-rate targets while translating complex security and technology concepts into customer value and deployment outcomes.

Partner with sales teams to win strategic data security opportunities. Present technical solutions, gather customer requirements, lead product evaluations, configure solutions, and design evaluation test plans. The role requires extensive pre-sales experience, security and networking expertise, data protection and web technology knowledge, and collaboration across matrixed go-to-market and partner teams.

Own major Zscaler service incidents from declaration through resolution and post-mortem. Lead cross-functional incident bridges, coordinate engineering, product, support, and regional teams, provide customer and executive updates, author Root Cause Analysis reports, analyze incident trends, and drive preventative improvements. The role supports federal and commercial customers, includes global on-call rotations, and requires U.S. citizenship.

Leads Data Security product growth across the AMS region by driving sales strategy, supporting technical and commercial opportunities, enabling field teams, and translating customer insights into product strategy and roadmap improvements. The role covers competitive analysis, pricing, pipeline and churn analysis, customer escalations, deployment support, and data-driven business updates. It focuses on AI-powered data security products, including DLP, DSPM, and AI security solutions.