Senior Systems Administrator

TecTammina; Irvine (CA); On-site; USD 75,000 - 95,000; Full time

Job summary

A tech solutions company in California is seeking an IT Support Specialist to manage high-availability environments and support Linux server administration. The role includes AWS service management, troubleshooting, configuration, and maintenance of essential applications. The ideal candidate possesses strong experience in systems administration, automation tools, and security best practices. This full-time position offers opportunities for involvement in departmental projects and requires a commitment to 24/7 support.

Qualifications

• Proficient in administering Linux/Ubuntu/CentOS servers.
• Experience with AWS administration and services.
• Ability to troubleshoot application and network problems.

Responsibilities

• Support of 24/7 high-availability environments.
• Configuration and maintenance of applications like Apache and MySQL.
• Management of large-scale backup solutions.

Skills

Linux/Ubuntu/CentOS administration

AWS Services

Configuration Management tools

MySQL

Virtualization

Automation tools

System security techniques

Job description

Support of 3-tiered 24/7/365 high-availability environments including 24/7 on‑call rotation

Configuration and maintenance of common applications such as Apache, MySQL, NFS, NTP, SSH, DNS, and SNMP

Middle‑Tier Administration as well as Application Support and deploymentSelf-guided triage and follow‑through skills to best respond to assigned duties

Large-scale backup solutions and storage technologies

Linux /Ubuntu/CentOS administration of 200+ servers on Enterprise level

Administration of virtualized infrastructure for non‑production/production environments

Configuration Management tools

AWS Services (API’s, IAM, EC2, VPC, SG’s, etc…) is a MUST!

Automation of tools for monitoring, process and documentation

System security techniques and best practices

Qualifications

Support of 3-tiered 24/7/365 high-availability website and application environments

Handling all aspects of systems administration, including maintenance of Linux / Ubuntu/CentOS servers, MySQL Servers, back-up and restoration procedures, and scripting

Maintenance of web, J2EE and custom application, mail, local hosted DNS and database servers

Administration of AWS instances, load balancers, S3, RDS and other Amazon services.

Maintaining data files and monitor system configuration to ensure data integrityInstallation, deployment and maintenance of hardware, operating systems, middleware and software

Participation in departmental and site-wide projects

Ability to manage timelines and milestones in multiple projects

Configuring, installing and maintaining Linux/Ubuntu/tomcat/Java stacks on vmware and AWS environments, private hosted environments and helping associates understand the operations of the various systems.

Candidate should possess ability to troubleshooting related application and network problems.

Additional Information

Job Status: Full Time

Share the Profiles to mahesh(at)tammina.com

Contact: 703-349-1214

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