• Monitor, detect, analyze, and respond to cybersecurity threats across the organization's environment • Oversee detection queue health and ensure consistent SLA adherence • Conduct advanced investigations involving complex, multi-stage attacks across endpoint, identity, network, cloud, and third-party environments • Act as a primary escalation point for major incidents • Drive continuous improvement of detection logic, escalation criteria, and investigative workflows • Support incident response efforts during active security events • Participate in threat hunting missions derived from threat intelligence reporting • Contribute to the development, testing, and refinement of detection rules and correlation logic in the SIEM • Review vulnerability scan results and assist in triaging findings based on severity, exploitability, and asset criticality • Support the review and triage of alerts generated by User and Entity Behavior Analytics (UEBA) platforms

• Identify, analyze, and advise on adverse conditions and threats • Monitor security incidents and trends • Support the Client’s trust and safety function • Escalate security incidents to client stakeholders • Maintain visibility on employee movements • Participate in training and drills to rehearse incident preparation and response SOPs • Research and analyze a wide range of information to create insightful analysis

• Investigates security incidents by performing host, disk, memory, network, and cloud forensic analysis under established processes and guidance • Analyzes artifacts across Windows, Linux, and macOS systems, helping reconstruct timelines and determine root cause • Supports clients through containment and recovery efforts by providing technical recommendations and clear communication • Participates in the team’s on‑call rotation for urgent incident response needs • Completes internal and client tasks such as tabletop exercises, IR readiness assessments, basic forensic reviews, and environment hardening support • Identifies observable gaps and risks within client environments and recommends improvements to strengthen security posture • Produces accurate documentation—including investigation notes, status updates, and final reports • Collaborates with global DFIR and other teams and stays current on threats, attacker techniques, and emerging forensic tools

About Zscaler Zscaler accelerates digital transformation to ensure our customers can be more agile, efficient, resilient, and secure. As an AI-forward enterprise, we are constantly pushing the envelope, leveraging the world’s largest security data lake to power our cloud-native Zero Trust Exchange platform. This innovation protects our customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location. Here, impact in your role matters more than title and trust is built on results. We say, impact over activity. We seek innovators who actively use AI to amplify their impact and who thrive in an environment where we leverage intelligent systems to stay ahead of evolving threats. We believe in transparency and value constructive, honest debate—we’re focused on getting to the best ideas, faster. We build high-performing teams that can make an impact quickly and with high quality. To do this, we are building a culture of execution centered on customer obsession, collaboration, ownership, and accountability. We value high-impact, high-accountability with a sense of urgency where you’re enabled to do your best work and embrace your potential. If you’re driven by purpose, thrive on solving complex challenges, and want to be part of the team that’s helping to secure the AI age, we invite you to bring your talents to Zscaler and help shape the future of cybersecurity. The Red Canary Threat Response Engineering team is on the front lines, acting as the virtual boots on the ground for our customers to respond to and remediate threats. You will drive investigations using Endpoint Detection and Response (EDR) and Identity telemetry to perform behavioral analysis and threat hunting while leveraging the Red Canary platform to take immediate action. We aim to maximize efficiency and minimize customer vulnerability by finding innovative uses for existing tools and developing new ones. Our team provides customers with the confidence that any compromises will be fully remediated, allowing them to remain focused on their core business operations. Role We are looking for an experienced Threat Response Engineer to join our Active Remediation team. This is a remote role, reporting to the Senior Manager, Threat Response Engineering. You will perform investigations into detected threats, using customer security products to analyze, contain, and remediate issues while providing thorough reports. This role requires the ability to work a Wednesday – Saturday 10pm – 8am Mountain Time shift and participate in a 24x7 on-call rotation to ensure our customers remain protected. What you’ll do (Role Expectations) - Perform investigations into detected threats and leverage security products to analyze, contain, and remediate threats in customer environments - Provide customers with thorough reports of actions taken to ensure clarity on environment cleanup and protection strategies - Identify and implement effective response strategies to further enhance the security posture of the customer base - Collaborate with Detection Engineering, Threat Hunting, Intel, and Product teams to develop innovative methods for timely threat remediation - Prioritize and execute tasks effectively in a fast-paced operational environment while maintaining a 24x7 on-call rotation Who You Are (Success Profile) - You thrive in ambiguity. You're comfortable building the path as you walk it. You thrive in a dynamic environment, seeing ambiguity not as a hindrance, but as the raw material to build something meaningful. - You act like an owner. Your passion for the mission fuels your bias for action. You operate with integrity because you genuinely care about the outcome. True ownership involves leveraging dynamic range: the ability to navigate seamlessly between high-level strategy and hands-on execution. - You are a problem-solver. You love running towards the challenges because you are laser-focused on finding the solution, knowing that solving the hard problems delivers the biggest impact. - You are a high-trust collaborator. You are ambitious for the team, not just yourself. You embrace our challenge culture by giving and receiving ongoing feedback—knowing that candor delivered with clarity and respect is the truest form of teamwork and the fastest way to earn trust. - You are a learner. You have a true growth mindset and are obsessed with your own development, actively seeking feedback to become a better partner and a stronger teammate. You love what you do and you do it with purpose. What We’re Looking for (Minimum Qualifications) - Strong analytical and problem-solving skills demonstrated through direct experience responding to security events and threats - Experience with Endpoint Detection and Response (EDR) products such as CrowdStrike, Microsoft Defender for Endpoint, SentinelOne, or Palo Alto Cortex - Foundational understanding of internal system functionality for Windows and MacOS operating systems - Experience with or professional familiarity with Identity security products - Professional and articulate communication skills with the ability to provide clear technical documentation What Will Make You Stand Out (Preferred Qualifications) - Experience with security operations, enterprise technology, and network controls or protocols - Proven interest in developing operational efficiencies via technology or process improvement - Deep interest in staying current with the latest adversary tactics, techniques, and procedures #LI-DB1 #LI-Remote Zscaler’s salary ranges are benchmarked and are determined by role and level. The range displayed on each job posting reflects the minimum and maximum target for new hire salaries for the position across all US locations and could be higher or lower based on a multitude of factors, including job-related skills, experience, and relevant education or training. The base salary range listed for this full-time position excludes commission/ bonus/ equity (if applicable) + benefits. Base Pay Range $101,500—$125,000 USD At Zscaler, we are committed to building a team that reflects the communities we serve and the customers we work with. We foster an inclusive environment that values all backgrounds and perspectives, emphasizing collaboration and belonging. Join us in our mission to make doing business seamless and secure. Our Benefits program is one of the most important ways we support our employees. Zscaler proudly offers comprehensive and inclusive benefits to meet the diverse needs of our employees and their families throughout their life stages, including: - Various health plans - Time off plans for vacation and sick time - Parental leave options - Retirement options - Education reimbursement - In-office perks, and more! Learn more about Zscaler’s Future of Work strategy, hybrid working model, and benefits here. By applying for this role, you adhere to applicable laws, regulations, and Zscaler policies, including those related to security and privacy standards and guidelines. Zscaler is committed to providing equal employment opportunities to all individuals. We strive to create a workplace where employees are treated with respect and have the chance to succeed. All qualified applicants will be considered for employment without regard to race, color, religion, sex (including pregnancy or related medical conditions), age, national origin, sexual orientation, gender identity or expression, genetic information, disability status, protected veteran status, or any other characteristic protected by federal, state, or local laws. See more information by clicking on the Know Your Rights: Workplace Discrimination is Illegal link. Pay Transparency Zscaler complies with all applicable federal, state, and local pay transparency rules. Zscaler is committed to providing reasonable support (called accommodations or adjustments) in our recruiting processes for candidates who are differently abled, have long term conditions, mental health conditions or sincerely held religious beliefs, or who are neurodivergent or require pregnancy-related support.