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Senior System Administrator Specializing in Network and Security Solutions

OSL Retail Services
Full Timesenior
CAPosted April 12, 2026

Job Description

Take charge of network operations and cybersecurity as a Senior System Administrator. Implement state-of-the-art solutions to enhance corporate infrastructure performance and reliability.

In this essential role, you will champion the integration of advanced networking and security practices. Your broad experience will allow you to navigate the complexities of cloud services, while directly influencing strategic improvements in IT service delivery and security measures.

Key Responsibilities:

  • Oversee administration of corporate network and security operations
  • Develop and update comprehensive system documentation
  • Supervise both desktop and Azure cloud infrastructures
  • Continually monitor performance and capacity metrics
  • Support service improvements through IT planning

Requirements

  • 5+ years in supporting networking and system environments
  • Strong skills with Windows/Linux systems administration
  • Experience with cloud infrastructure, particularly Azure
  • Proficient in scripting and automation techniques
  • Sound understanding of ITIL standards and Tier-3 support

Leverage your technical expertise to lead system management efforts, ensuring operational excellence and robust security across critical corporate environments.

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