Overview

Job Purpose

The Senior Systems Administrator is responsible for maintaining the availability, security, and performance of Windows and Linux systems in both production and non-production environments. This role focuses on incident response, troubleshooting, and resolving system performance and availability issues. The Senior Systems Administrator also assists in implementing automation and infrastructure improvements to ensure a reliable, secure, and scalable environment.

This position requires effective collaboration with other teams to drive timely and efficient resolutions while ensuring exceptional support and service delivery.

 

Responsibilities

• Administer and support Windows and Linux servers, ensuring optimal performance through proactive monitoring and issue resolution.
• Participate in incidents related to service availability and performance, providing timely resolutions and conducting thorough root cause analysis.
• Collaborate with cross-functional teams, including infrastructure, development, and operations, to drive swift service restoration and resolution during incidents.
• Automate repetitive tasks and processes using scripting languages such as Bash, PowerShell, or Python.
• Promptly respond to system alerts to maintain continuous system availability and prevent escalation to high-priority incidents.
• Manage and maintain user access, permissions, and policies within Active Directory and other directory services.
• Assist in implementing infrastructure improvements and new projects, ensuring alignment with organizational goals.
• Document system configurations, processes, and troubleshooting guides to promote internal knowledge sharing.
• Ensure all systems comply with IT policies and adhere to security standards.

 

Knowledge and Experience

• Proficiency in managing and troubleshooting Linux (RedHat or similar) and Windows servers.
• Understanding of system automation tools (e.g., Ansible, Puppet, Chef).
• Understanding of Active Directory, group policies, and authentication mechanisms.
• Knowledge of virtualization technologies.
• Familiarity with networking concepts such as DNS, DHCP, firewalls, and VPNs.
• Familiarity with scripting languages, such as PowerShell, Bash, or Python.
• Experience with IT service management tools, preferably ServiceNow.
• Strong problem-solving skills with the ability to perform effectively under pressure during incidents.
• Excellent communication skills and a collaborative mindset to work effectively within a team environment.

 

Desirable Knowledge and Experience 

• Bachelor’s degree or equivalent in Computer Science, Information Technology, or a related field.
• Industry certifications such as CompTIA Server+, Microsoft Windows Server accreditations or Red Hat Certified System Administrator (RHCSA).
• Familiarity with CI/CD tools like Jenkins or GitLab CI/CD.

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Intercontinental Exchange, Inc. is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to legally protected characteristics.