Senior System Administrator
Category: Infrastructure/Cloud
Main location: United States, District of Columbia, Washington
Position ID:J0626-0450
Employment Type: Full Time
Position Description:
The Senior System Administrator is responsible for administering, maintaining, and securing enterprise systems to ensure stable, reliable, and high-performing IT operations. This role requires a seasoned technical professional with expertise in system configuration, access controls, patch management, and issue resolution across complex environments.
Your future duties and responsibilities:
Key Responsibilities
• Manage system configurations, access controls, and security settings to maintain compliance, operational integrity, and system reliability.
• Oversee patching, updates, and system maintenance activities to ensure all systems remain secure, current, and fully functional.
• Troubleshoot and resolve complex system issues, performing root-cause analysis and implementing durable corrective actions.
• Monitor enterprise systems for performance, availability, and capacity concerns, ensuring proactive system health and stability.
• Support operational processes, maintenance schedules, and system lifecycle management across production and non-production environments.
• Maintain enterprise application environments and system infrastructure, ensuring alignment with organizational standards and security requirements.
• Collaborate with engineering, cybersecurity, and operations teams to support system upgrades, integration efforts, and modernization initiatives.
• Document system configurations, maintenance procedures, and troubleshooting steps to support operational continuity and repeatability.
• Assist in the development and implementation of system hardening, access management, and security best practices.
Required qualifications to be successful in this role:
• Minimum of 7 years of experience administering enterprise applications and systems in complex IT environments.
• Minimum of 3 years of experience troubleshooting and resolving system issues.
• Experience managing system configurations, access controls, and patch management activities.
• Strong understanding of system monitoring, performance tuning, and operational best practices.
• Demonstrated experience maintaining secure, stable, and compliant enterprise systems.
• Excellent problem-solving, communication, and documentation skills.
What you can expect from us:
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