Sr Systems Administrator

Overview

Hybrid
$110,000 - $125,000
Full Time
No Travel Required

Skills

windows
linux
o365
active directory
vmware
azure
powershell
scripting
troubleshooting
engineering
veeam
san
storage
networking
centos
rhel
patching
performance tuning
servers

Job Details

Position Summary:

The Senior Systems Administrator is responsible for the configuration, maintenance, and reliable operation of both Windows and Linux server environments. This role ensures the stability, integrity, and efficient operation of IT infrastructure and associated systems, supporting business operations and user needs across the organization.

Key Responsibilities:

  • Administer, monitor, and maintain Windows Server environments (Active Directory, DNS, DHCP, Group Policy, etc.).

  • Manage Linux-based systems (Ubuntu, CentOS, RHEL), including patching, performance tuning, and troubleshooting.

  • Support and maintain enterprise applications hosted on both Windows and Linux platforms.

  • Implement system upgrades, security patches, and backups across environments.

  • Perform system performance monitoring and tuning to ensure optimal system uptime and responsiveness.

  • Collaborate with IT security to ensure systems are hardened, secure, and compliant with internal policies.

  • Automate administrative tasks and deployments using scripting tools (PowerShell, Bash, Python, etc.).

  • Maintain documentation for configurations, procedures, and policies.

  • Provide Tier 3 support for escalated system issues and assist with root cause analysis and resolution.

  • Participate in disaster recovery planning and execution, ensuring system redundancy and availability.

Qualifications:

  • Bachelor s degree in Computer Science, Information Technology, or related field (or equivalent experience).

  • 5+ years of experience administering Windows Server and Linux environments in enterprise settings.

  • Strong experience with Active Directory, Group Policy, file/print services, and server virtualization (VMware, Hyper-V).

  • Solid understanding of TCP/IP networking, firewalls, and VPN technologies.

  • Proficiency with scripting (PowerShell, Bash, Python) for automation and system management.

  • Familiarity with backup and recovery tools (e.g., Veeam, Commvault) and monitoring systems (e.g., Nagios, SolarWinds).

  • Excellent troubleshooting, analytical, and problem-solving skills.

  • Experience working in environments that require high availability and uptime.

Employers have access to artificial intelligence language tools (“AI”) that help generate and enhance job descriptions and AI may have been used to create this description. The position description has been reviewed for accuracy and Dice believes it to correctly reflect the job opportunity.

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