Senior Systems Administrator

2 hours ago


Aurora, Colorado, United States Arka Service Full time
Job Title: Senior Systems Administrator

We are seeking a highly skilled Senior Systems Administrator to join our team at Arka Service. As a key member of our IT Operations team, you will be responsible for designing, implementing, and maintaining our corporate and Information Technology infrastructure within a Microsoft Office 365 GCC High environment.

Key Responsibilities:

  • Recommend, build, and establish processes and procedures to maintain enterprise systems in multiple environments
  • Recommend, select, and implement security policies, procedures, and tools in conjunction with the company's security team
  • Manage and maintain Data Center systems and Enterprise Applications, including VMWare host, NetApp storage, Windows and Linux servers, and various management applications
  • Monitor system performance, utilization, and trending to ensure system availability, reliability, redundancy, and sufficient capacity
  • Administer and maintain system software to support the system environment, including upgrades, service packs, patches, hot fixes, and security configurations
  • Provide Level-2/3 support and troubleshooting to resolve issues
  • Work within established configuration and change management policies to ensure awareness, approval, and success of changes made to the network infrastructure
  • Coordinate support and maintenance activities with outside vendors and contractors
  • Work with users and other personnel for problem resolution

Requirements:

  • 5-10+ years of systems administration experience
  • Active TS/SCI required
  • CompTIA Security+ is required
  • Bachelor's degree in Computer Science or a related subject or equivalent experience
  • Demonstrated hands-on experience with Microsoft and other Cloud environments
  • Good operating knowledge of networking concepts, including switching, routing, firewalls, and deep understanding of Enterprise compute systems

We offer a comprehensive benefits package, including medical, vision, and dental insurance, 401k retirement plan, and paid time off. If you are a motivated and experienced systems administrator looking for a new challenge, please submit your application.



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