[Remote] Senior Linux Security Engineer

Note: The job is a remote job and is open to candidates in USA. Cisco is transforming its infrastructure to be secure and programmable. The Senior Linux Security Engineer will protect systems and services from threats, collaborate with various teams to implement security policies, and contribute to modernizing Linux Operating Systems through automation and secure configurations.ResponsibilitiesResponsible for security engineering and operations supporting Cisco IT compute and AI infrastructure, actively participating in the Security cross-functional team of Prime Security Advocates to implement security policies across Cisco IT infrastructureCollaborates 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 managementServes as a key point of contact for security issues, incident response, vulnerability management, and implementation of security solutionsContributes to modernizing Linux Operating System build systems through advanced automation and secure-by-default configurations, acts as a technical resource for embedding security practices into all aspects of Cisco IT engineering including code development, integrated security scanning, and code analytics review to address security issues pre-releaseParticipates in defining strategy and maintaining the roadmap for adoption, expansion, and integration of security monitoring platforms, and engages in incident response investigations and response activities to support organizational security objectivesSkills6+ 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 systemsExperience Linux Operating System image / ISO development, hardening, and deployment through CI/CD pipelinesExperience with security scanning tools and agents covering SAST, DAST, SCA, and secrets detectionExperience working with DevOps Infrastructure-as-Code (IaaS) tooling including Ansible, GitHub, Python, Docker/PodmanUnderstanding of private and public cloud infrastructure and what it takes to run infrastructure as code at scaleGood understanding of network-based and host-based firewallsExperience with Privileged Access Management (PAM) tools like Delinea, BeyondTrust, or CyberarkUnderstanding of directory services like Active Directory and LDAPExperienced with agile software development process, vendor engagement, and product evaluationsBenefitsMedical, dental and vision insuranceA 401(k) plan with a Cisco matching contributionPaid parental leaveShort and long-term disability coverageBasic life insuranceEmployees may be eligible to receive grants of Cisco restricted stock units, which vest following continued employment with Cisco for defined periods of time.10 paid holidays per full calendar year, plus 1 floating holiday for non-exempt employees1 paid day off for employee’s birthday, paid year-end holiday shutdown, and 4 paid days off for personal wellness determined by CiscoNon-exempt employees** receive 16 days of paid vacation time per full calendar year, accrued at rate of 4.92 hours per pay period for full-time employeesExempt employees participate in Cisco’s flexible vacation time off program, which has no defined limit on how much vacation time eligible employees may use (subject to availability and some business limitations)80 hours of sick time off provided on hire date and each January 1st thereafter, and up to 80 hours of unused sick time carried forward from one calendar year to the nextAdditional paid time away may be requested to deal with critical or emergency issues for family membersOptional 10 paid days per full calendar year to volunteerFor non-sales roles, employees are also eligible to earn annual bonuses subject to Cisco’s policies.Employees on sales plans earn performance-based incentive pay on top of their base salary, which is split between quota and non-quota components, subject to the applicable Cisco plan.For quota-based incentive pay, Cisco typically pays as follows: .75% of incentive target for each 1% of revenue attainment up to 50% of quota; 1.5% of incentive target for each 1% of attainment between 50% and 75%; 1% of incentive target for each 1% of attainment between 75% and 100%; and Once performance exceeds 100% attainment, incentive rates are at or above 1% for each 1% of attainment with no cap on incentive compensation.For non-quota-based sales performance elements such as strategic sales objectives, Cisco may pay 0% up to 125% of target.Cisco sales plans do not have a minimum threshold of performance for sales incentive compensation to be paid.Employees in Illinois, whether exempt or non-exempt, will participate in a unique time off program to meet local requirements.Company OverviewCisco develops, manufactures, and sells networking hardware, telecommunications equipment, and other technology services and products. It is a sub-organization of Cisco Press. It was founded in 1984, and is headquartered in San Jose, California, USA, with a workforce of 10001+ employees. Its website is http://www.cisco.com.Company H1B SponsorshipCisco has a track record of offering H1B sponsorships, with 154 in 2026, 1238 in 2025, 1231 in 2024, 1273 in 2023, 2127 in 2022, 1991 in 2021, 1173 in 2020. Please note that this does not guarantee sponsorship for this specific role.