System Engineer III (Linux Admin)

JD: It all started in sunny San Diego, California in 2004 when a visionary engineer, Fred Luddy, saw the potential to transform how we work. Fast forward to today — ServiceNow stands as a global market leader, bringing innovative AI-enhanced technology to over 8,100 customers, including 85% of the Fortune 500®. Our intelligent cloud-based platform seamlessly connects people, systems, and processes to empower organizations to find smarter, faster, and better ways to work. But this is just the beginning of our journey. Join us as we pursue our purpose to make the world work better for everyone. Benefit options available through Magnit Global, depending on contract factors and upon meeting requirements. Position Overview We are seeking an experienced Sr. Systems Engineer with strong Red Hat Enterprise Linux expertise to support enterprise Linux operations, security remediation, automation, and cross-team execution. This contractor role is well suited for a hands-on engineer who can independently drive RHEL 8/RHEL 9 work, communicate clearly with technical stakeholders, and help maintain reliable, compliant Linux platforms. Primary Mission Support the operational health of the Linux Center of Expertise by helping execute RHEL 8/RHEL 9 security remediation, coordinating with service owners, maintaining automation through Puppet and Ansible, and completing KTLO operational work across the OS Engineering organization. Primary Responsibilities

• CIS & Security Compliance: Support CIS Level 1 and Level 2 remediation activities for RHEL 8 and RHEL 9 environments.
• Coordinate remediation work with application owners, infrastructure teams, Security, and dependent service teams.
• Track remediation progress, dependencies, exceptions, and validation evidence through completion.
• Security Vulnerability Remediation: Support OS vulnerability remediation, patch implementation, and emergency remediation for critical findings.
• Use automation where practical to reduce repetitive manual work and improve execution consistency.
• Partner with Security teams to resolve findings within required timelines.
• KTLO Operations: Provide operational support for Configuration Management and OS Engineering assignment groups.
• Handle interrupt requests, incidents, intake requests, troubleshooting, root cause analysis, and production support.
• Maintain clear status updates on operational work, risks, blockers, and dependencies.
• Cross-Team Coordination: Work closely with Security Engineering, Service Owners, Infrastructure Engineering, OS Engineering, and Configuration Management engineers.
• Communicate project status, blockers, risks, and decisions in a clear and timely manner.
• Identify dependencies early and help drive them to resolution.
• Preferred Qualifications: Red Hat Certified System Administrator (RHCSA) or Red Hat Certified Engineer (RHCE).
• CompTIA Linux+ and/or Security+.
• Experience leveraging AI-assisted development tools.
• Git version control proficiency.
• Experience with immutable infrastructure practices.
• Knowledge of modern container orchestration and microservices infrastructure.

Technical Skills SummaryOperating Systems RHEL 8, RHEL 9, RHEL 10; Linux kernel internals Security CVE management, SELinux, hardening, compliance Automation Puppet, Ansible, Terraform Languages Bash, Python, Ruby Infrastructure Azure, VMware, Red Hat OpenStack Tools & Platforms GitLab, CI/CD systems, VS Code Contractor Expectations Independent execution, clear communication, operational discipline

• Soft Skills: Clear and professional communication with technical and non-technical stakeholders.
• Strong problem-solving and troubleshooting mindset.
• Ability to manage assigned work, dependencies, and status updates with limited supervision.
• Working Environment: Government-regulated industry compliance required.
• On-call support may be required depending on organizational needs.

Pursuant to the California Fair Chance Act, Los Angeles County Fair Chance Ordinance for Employers, Los Angeles Fair Chance Initiative for Hiring Ordinance, and San Francisco Fair Chance Ordinance, we will consider for employment qualified applicants with arrest and conviction records. Criminal history may have a direct, adverse, and negative relationship with some of the material job duties of this position. These include the duties and responsibilities listed above, as well as the abilities to adhere to company policies, exercise sound judgment, effectively manage stress and work safely and respectfully with others, exhibit trustworthiness, meet client expectations, standards, and accompanying requirements, and safeguard business operations and company reputation.