Senior Systems Administrator
On-site · Irvine, California, United States
Job Summary
The Senior Systems Administrator role involves the support of high-availability 3-tiered environments, with an emphasis on 24/7 operations. Responsibilities include configuring and maintaining applications such as Apache and MySQL, administering virtualized infrastructures, and utilizing AWS services extensively. Candidates must demonstrate skills in system security, administration of Linux servers, managing backup solutions, and troubleshooting related issues. The position demands strong organizational skills to handle multiple project timelines.
Required Qualifications
- Experience with Apache, MySQL, NFS, NTP, SSH, DNS, SNMP
- Skilled in Linux/Ubuntu/CentOS administration of 200+ servers
- Proficiency with AWS services (API’s, IAM, EC2, VPC, SG’s)
- Knowledge of configuration management tools
- Ability to automate tools for monitoring and documentation
- Strong system security understanding
- Experience in handling large-scale backup solutions
- Ability to troubleshoot application and network problems
- Experience with virtualized infrastructure administration for production/non-production environments
- Experience with Java stacks on VMware and AWS environments
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