Sr Linux Systems Administrator

Job DescriptionWhat you get to do in this role: Provide relief and sustainable resolution to issues within our infrastructure. Use your experience in software development, systems engineering and networking to proactively prevent repeatable issues. Drive initiatives with partner teams to improve the reliability and performance of the infrastructure through improved system design. Contribute to Configuration Management and Infrastructure as Code for global private cloud (puppet). Develop tools in Ansible, Python, bash, and JavaScript to replace manual work and improve customer maintenance experience. Drive enhancements and bugfixes for large scale automation projects such as patching and provisioning. Design and implement procedure to accomplish maintenances where automation and tooling cannot; drive resolution of root causes with internal team members. Prepare new ServiceNow products and services for production readiness with design review, feedback to engineering teams, training, and testing. Use broad knowledge and experience of systems administration and networking principles to proactively prevent and address incidents while constantly improving documentation. Participate in escalations and Root Cause Analysis of issues in the global ServiceNow infrastructure. Troubleshoot database backup and restore failures as well as perform database migrations. Support operation of a wide variety of infrastructure services including Machine Learning and Prediction, Cloudera Big Data clusters, Kafka and RabbitMQ messaging, database encryption, E-Mail infrastructure at scale, DNS, Puppet, Elasticsearch, F5 BigIP, and more. QualificationsTo be successful in this role you have: A strong background in Linux Systems Administration (CentOS/Redhat) and engineering, understanding of the components of cloud infrastructure including hardware platforms, OS, applications, databases (MariaDB), networks, web, and application servers (Apache/Tomcat). Prior experience in Site Reliability Engineering/DevOps/System Administration and managing large-scale server infrastructure at a cloud computing or MSP setting is highly desirable. Solid experience with Linux (RedHat and/or CentOS) Working-level knowledge of one: Python, bash, JavaScript ServiceNow development experience is desirable. Strong experience with service troubleshooting in a production environment covering web front-end/application, Systems, Databases and Networks. Previous direct exposure to administrating fundamental internet services (DNS, Mail, Apache/Tomcat) with a good understanding of the LAMP stack. Familiarity with administrating MySQL, Oracle, MariaDB or similar technologies; proficiency preferred. Familiarity with Networking Technologies such as routing, switching and load balancing (VPN exposure is a huge plus) Experience with systems and network performance and availability monitoring and analysis as well as configuration management platforms (Nagios/Icinga, Puppet, Ansible, Splunk) is desirable. Understanding of ITIL v3 framework and how it applies to incidents, problems and changes. Good communication skills and work well in a collaborative team environment. Additional InformationWork Personas We approach our distributed world of work with flexibility and trust. Work personas (flexible, remote, or required in office) are categories that are assigned to ServiceNow employees depending on the nature of their work and their assigned work location. Learn more here . To determine eligibility for a work persona, ServiceNow may confirm the distance between your primary residence and the closest ServiceNow office using a third-party service. Equal Opportunity Employer ServiceNow is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, creed, religion, sex, sexual orientation, national origin or nationality, ancestry, age, disability, gender identity or expression, marital status, veteran status, or any other category protected by law. In addition, all qualified applicants with arrest or conviction records will be considered for employment in accordance with legal requirements.  Accommodations We strive to create an accessible and inclusive experience for all candidates. If you require a reasonable accommodation to complete any part of the application process, or are unable to use this online application and need an alternative method to apply, please contact for assistance.  Export Control Regulations For positions requiring access to controlled technology subject to export control regulations, including the U.S. Export Administration Regulations (EAR), ServiceNow may be required to obtain export control approval from government authorities for certain individuals. All employment is contingent upon ServiceNow obtaining any export license or other approval that may be required by relevant export control authorities.  From Fortune. ©2025 Fortune Media IP Limited. All rights reserved. Used under license.