Senior Linux Security Engineer

Requirements

• 6+ years of experience with Linux security (Sudoers, SELinux, and other hardening principles).
• 6+ years of experience in large-scale IT infrastructure, including compute, network, or storage systems.
• Experience Linux Operating System image / ISO development, hardening, and deployment through CI/CD pipelines.
• Experience with security scanning tools and agents covering SAST, DAST, SCA, and secrets detection.
• Experience working with DevOps Infrastructure-as-Code (IaaS) tooling including Ansible, GitHub, Python, Docker/Podman.
• Understanding of private and public cloud infrastructure and what it takes to run infrastructure as code at scale.
• Good understanding of network-based and host-based firewalls.
• Experience with Privileged Access Management (PAM) tools like Delinea, BeyondTrust, or Cyberark.
• Understanding of directory services like Active Directory and LDAP.
• Experienced with agile software development process, vendor engagement, and product evaluations.
• Why Cisco?
• We are Cisco, and our power starts with you.
• Message to applicants applying to work in the U.S. and/or Canada:
• The starting salary range posted for this position is $118,700.00 to $160,600.00 and reflects the projected salary range for new hires in this position in U.S. and/or Canada locations, not including incentive compensation*, equity, or benefits.
• U.S. employees are offered benefits, subject to Cisco's plan eligibility rules, which include medical, dental and vision insurance, a 401(k) plan with a Cisco matching co

Benefits

Additional Information

The application window is expected to close on: 06/30/2026 Job posting may be removed earlier if the position is filled or if a sufficient number of applications are received . Meet the Team Cisco IT is transforming its infrastructure to be secure and programmable. As part of an IT infrastructure security team, you will protect systems and services from both external and internal threats on our private and public cloud infrastructure. You'll work with Agile Scrum teams to securely deliver our programmable infrastructure for private and public cloud solutions. You will partner with our Prime Security Architects across infrastructure, driving security improvements across compute, storage, containers, AI, and platform services. You'll collaborate extensively with Infrastructure teams, Global Risk and Compliance, Security and Trust, Networking, and Application teams to create and implement security policy. You will work with engineers and leaders across these areas.

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