Senior Linux Security Engineer

Cisco

Senior Linux Security Engineer securing Cisco's IT infrastructure, collaborating with multiple teams to improve security policy. Focus on Linux security and AI infrastructure management.

Posted 6/17/2026full-timeRemote • North Carolina, Texas, Virginia • 🇺🇸 United StatesSenior💰 $118,700 - $160,600 per yearWebsite

Tech Stack

Tools & technologies

AnsibleDockerLinuxPython

About the role

Key responsibilities & impact

Responsible for security engineering and operations supporting Cisco IT compute and AI infrastructure
Actively participating in the Security cross-functional team of Prime Security Advocates
Collaborates with Security and Trust teams to identify improvement areas and develop engineering solutions
Validates security posture for AI infrastructure including patching, vulnerability scanning, software development, and open-source software management
Serves as a key point of contact for security issues, incident response, vulnerability management, and implementation of security solutions
Contributes to modernizing Linux Operating System build systems through advanced automation
Acts as a technical resource for embedding security practices into all aspects of Cisco IT engineering
Participates in defining strategy and maintaining the roadmap for adoption, expansion, and integration of security monitoring platforms

Requirements

What you’ll need

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

Benefits

Comp & perks

medical, dental and vision insurance
401(k) plan with a Cisco matching contribution
paid parental leave
short and long-term disability coverage
basic life insurance
10 paid holidays per full calendar year
1 floating holiday for non-exempt employees
1 paid day off for employee’s birthday
paid year-end holiday shutdown
4 paid days off for personal wellness
16 days of paid vacation time per full calendar year for non-exempt employees
flexible vacation time off program for exempt employees
80 hours of sick time off provided on hire date and each January 1st thereafter
up to 80 hours of unused sick time carried forward from one calendar year to the next
Additional paid time away may be requested for family member emergency issues
Optional 10 paid days per full calendar year to volunteer
annual bonuses for non-sales roles
performance-based incentive pay for sales roles

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

Linux securitySudoersSELinuxhardening principlessecurity scanning toolsSASTDASTSCAsecrets detectionInfrastructure-as-Code

Soft Skills

collaborationincident responsevulnerability managementtechnical resourcestrategy definition