Staff Information Security Engineer (Vulnerability Management)

About Zscaler

Zscaler accelerates digital transformation so our customers can be more agile efficient resilient and secure. Our cloud native Zero Trust Exchange platform protects thousands of 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 believe in transparency and value constructive honest debatewere 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 youre enabled to do your best work and embrace your potential. If youre driven by purpose thrive on solving complex challenges and want to make a positive difference on a global scale we invite you to bring your talents to Zscaler and help shape the future of cybersecurity.

Our Engineering team built the worlds largest cloud security platform from the ground up and we keep building. With more than 100 patents and big plans for enhancing services and increasing our global footprint the team has made us and our multitenant architecture todays cloud security leader with more than 15 million users in 185 countries. Bring your vision and passion to our team of cloud architects software engineers security experts and more who are enabling organizations worldwide to harness speed and agility with a cloud-first strategy.

We are looking for a Staff Information Security Engineer who will operate as a vulnerability management engineer inside the U.S. Federal IL6 (SCIF) environment.This fully onsite role is based in or near the Arlington VA area / Washington D.C. Metro Area and operates strictly within a U.S. SCIF with no access to external networks or corporate systems and adhering to one-way diode transfer protocols.Reporting to the Senior Manager of Information Security Engineering you will be responsible for:

• Designing and running authenticated/unauthenticated network and host scanning using IL6-approved tools in air-gapped environments (e.g. / Nessus Manager or similar)
• Building Python/Go/PowerShell automations for scan orchestration asset onboarding policy tuning and diode-ready reporting formats
• Driving collaboration with IL6 service owners to eliminate exploitable risks and manage patch/hardening campaigns
• Producing weekly and monthly reporting aligned to IL6 program cadence and diode data transfer policies
• Maintaining documentation including runbooks SOPs exception governance and change control processes within the SCIF

Minimum Qualifications

• U.S. citizenship and active U.S. Top Secret (TS) clearance (must be maintained)
• 5 years in Vulnerability Management or Security Engineering within restricted/SCIF environments including air-gapped scanning ( Manager or equivalents) and offline plugin lifecycle
• Experience with CSPM concepts and Web Application Scanning (WAS) methodologies plus strong scripting skills in Python Go or PowerShell for automation in disconnected environments
• Solid understanding of risk-based prioritization (CVSS EPSS) remediation lifecycle and SLA governance

What Will Make You Stand Out (Preferred Qualifications)

• DoD 8570/8140 IAT Level II certification (e.g. Security CE GSEC SSCP CySA)
• Understanding of cloud and container platforms adapted to classified environments (e.g. AWS C2S/SC2S constructs ECS/Kubernetes VM hardening) and external attack surface concepts within constrained perimeters
• Exposure to FedRAMP High/Moderate operations including monthly monitoring programs (scanning evaluation patching reporting) and familiarity with Jira/ServiceNow for ticketing and exception management in isolated environments

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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.

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