Sr. Systems Administrator - Application Admin

Key Responsibilities

• Perform cyber security application platform upgrades, patching, lifecycle management, and capacity planning activities.
• Monitor application health and performance.
• Respond to incidents and service requests.
• Partner with cyber security operations, infrastructure, and hardware engineering teams.
• Troubleshoot and resolve cyber security application issues while documenting findings.
• Support projects, research initiatives, and system administration requests.
• Participate in IT security audits, assessments, risk analysis, and reporting.
• Provide information regarding IT policies, standards, and guidelines.
• Maintain operational support responsibility for assigned cybersecurity applications, including after-hours support when necessary.

Minimum Qualifications

• 3 years of experience supporting enterprise applications, servers, and workstation environments.
• Experience with Windows Server/Client, Linux (RHEL) server, and VMware virtual and physical environments.
• Knowledge of IT infrastructure, including server and workstation operating systems, virtualization platforms, cloud technologies, networking, and endpoint management solutions.
• Strong analytical, troubleshooting, organizational, and interpersonal skills.
• Ability to work independently and take ownership of responsibilities.
• Strong written and verbal communication skills.
• Ability to adapt in a fast-paced environment and work both individually and within a team.

Preferred Qualifications

• 5+ years of experience in enterprise systems administration.
• Previous experience supporting Z-Scaler.
• Knowledge and experience with any of the following technologies:
• Check Point Endpoint Encryption/Security
• Cofense Vision/Reporter
• CrowdStrike Falcon/Falcon Shield
• CyberArk PAM
• Darktrace
• F5 ASM
• FireMon
• Forcepoint E-Mail and Endpoint DLPImperva Agent/Agentless Database Monitoring
• OpenText EnCase Examiner
• Rapid7 Nexpose
• FireEye
• Veracode
• Zscaler Internet Access (ZIA)

Career Level

$94,800 - $128,200

Posting End Date

7/31/26