Senior Systems Administrator

Location
California, United States
Posted
31 Jul 2019
End of advertisement period
30 Sep 2019
Ref
4911
Contract Type
Permanent
Hours
Full Time

Caltech is a world-renowned science and engineering institute that marshals some of the world's brightest minds and most innovative tools to address fundamental scientific questions. We thrive on finding and cultivating talented people who are passionate about what they do. Join us and be a part of the diverse Caltech community.

Job Summary

This position will serve as a Senior System Administrator within the IMSS Business Systems Infrastructure group. Primary responsibilities will include, but not limited to, the deployment and support of a broad array of campus IT systems for a wide variety of campus customers.

Job Duties

  • Responsible for the implementation and troubleshooting of software and hardware solutions
  • Responsible for the deployment and continued operation of a virtualized infrastructure utilizing Amazon Web Services
  • Responsible for migrating existing on-prem virtual machines (VMs) to Amazon Web Services
  • Responsible for the development of technical project plans and testing procedures
  • Evaluate, test and implement vendor patches/upgrades for both hardware and software
  • Work with various campus groups to identify functional and technical requirements
  • Responsible for the development of comprehensive documentation for building, troubleshooting and supporting servers and associated applications
  • Perform monitoring and tuning of systems to achieve optimum performance levels
  • Responsible for the deployment and continued operation of a virtualized infrastructure utilizing VMWare
  • Responsible for the deployment and continued operation of multiple SQL Server instances
  • Responsible for developing and implementing procedures to ensure strong system-level security and integrity
  • Responsible for monitoring and maintaining IMSS’ backup/recovery infrastructure
  • Perform Active Directory Organization Unit (OU) maintenance
  • Conduct hardware and software reviews of systems to ensure compliance with established policies, standards and configuration guidelines
  • Act as a liaison for external vendors and contractors
  • Act as a point of escalation for 1st tier support personnel
  • Participate in an on-call team rotation for off-hours support. Participate in scheduled off-hours maintenance windows. Some off-hours work is required

Basic Qualifications

  • 7+ years of experience acting in a customer-facing capacity, deploying and supporting applications and services on Microsoft platforms in mixed client environments
  • Expert administration skills utilizing Windows Server, Active Directory, IIS, Exchange, DNS, DHCP and WINS
  • Expert skills in deploying and maintaining virtualized infrastructures utilizing VMware
  • Expert skills in deploying, securing, troubleshooting, tuning and maintaining enterprise-level systems including: e-mail servers, web and application servers, database servers, DNS servers, file and print servers and backup/recovery solutions
  • Strong networking knowledge and skills (especially TCP/IP, NetBIOS & DNS)
  • Candidate must have excellent communication skills
  • Must be highly professional, focused on quality, customer service oriented, and have excellent in-person support demeanor for users of all skill levels
  • Willingness and ability to handle a wide range and number of tasks requiring all levels of technical ability
  • Must be able to manage multiple tasks simultaneously with frequent interruptions
  • ​Demonstrable ability to work effectively on independent, self-directed projects
  • The candidate must be able to lift moderately heavy equipment up to 50 pounds

Preferred Qualifications

  • Bachelor's degree in related field and relevant professional and technical certifications
  • Experience deploying and migrating users to Microsoft Office 365 cloud-based collaboration and productivity services: Hybrid Exchange, SharePoint, OneDrive and Skype for Business
  • Experience using Powershell for system administration
  • Experience migrating on-prem VMs to Amazon Web Services
  • Experience using Terraform for scripting infrastructure deployments in Amazon Web Services
  • Experience supporting the following products: Cisco firewalls, Cohesity backup solutions, Microsoft SQL Server and Microsoft System Center
  • Experience administering Tintri storage solutions
  • Relevant professional and technical certifications

Required Documents

  • Resume