Senior Systems Administrator

3 weeks ago

Austin, United States Cirrus Group Consulting Full time

Role Description

This is a full-time hybrid role for a Senior Systems Administrator located in Austin, TX. The Senior Systems Administrator will be responsible for day-to-day tasks associated with system administration, troubleshooting, technical support, network administration, and information technology.

Responsibilities

  • Server systems administration duties across enterprise-class information systems to include web servers, database servers, application servers and mail servers.
  • Configure and maintain servers, storage systems, and applications, including monitoring of system health and performance, to ensure high levels of performance, availability, and security.
  • Provide 24x7 support for critical production systems on an on-call rotation basis.
  • Perform scheduled maintenance and support release deployment activities after hours.
  • Refine and automate regular processes, track issues, and document changes.
  • Participate in the software development process as necessary, providing operational infrastructure designs and recommendations as required.
  • Share domain and technical expertise, providing technical mentorship and cross-training to peers.
  • Manage the day-to-day operations of our SaaS infrastructure.
  • Operate and configure infrastructure hardware including servers, switches, and firewalls.
  • Monitor and manage infrastructure utilization and performance.
  • Troubleshoot hardware, software, and network related issues, provide quick resolution to problems, and participate in finding root causes of issues and may work on action items to prevent future occurrences.
  • Communicate and coordinate infrastructure maintenance schedule and downtime to users.
  • Help implement infrastructure solutions that meet or exceed our internal and external customers' SLAs and expectations.
Qualifications - Desired Skills and Talent:
  • 5+ years professional experience in large scale enterprise and / or hosting environment
  • Experience with Microsoft Server technologies, specifically Windows Server 2022, Active Directory.
  • Experience supporting Linux web and database servers; RHES/CentOS, Apache/Tomcat, and NOSQL/MySQL
  • Demonstrated working knowledge of task automation using standard IT scripting languages (Perl, Python, shell, PowerShell, Task Scheduler, cron, etc.) on both Linux as well as Windows.
  • Experience in a 24x7x365 data center
  • Knowledge of storage technologies including SAN, Fiber channel
  • Understanding of storage basic concepts RAID levels, LUN management, etc.
  • Experience working in a highly virtualized environment using VMWare vSphere and Horizon.
  • Experience working with classified information / data.
  • Experience with monitoring systems and monitoring best practices.
  • Ability to lift 40+ pounds.
Preferred Qualifications:
  • Bachelor's degree in Computer Science, Information Technology, or related field
  • 8+ years professional experience in distributed enterprise-class IT systems
  • Experience configuring routers, switches, and firewalls, specifically Dell, HP, and Cisco
  • Experience with BIGIP F5 Load Balancers, Citrix NetScaler.
  • MCSA, MCSE, VCP, CCNA, and ITIL certification
  • Experience with higher availability systems, including clusters and load balancing techniques.
  • Experience administering database environments including SQL Server, Oracle, PostgreSQL, SingleStore and MySQL
  • Working knowledge of applied IT service management frameworks.

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