Web Administrator - Irving, CA

Cystems Logic IncSan Francisco, CA
Onsite

About The Position

We are seeking a Senior Web Administrator with extensive experience managing large-scale enterprise web hosting environments across multiple on-premises datacenters. The ideal candidate will possess deep expertise in Microsoft IIS, Apache HTTP Server, and NGINX administration, performance optimization, security, troubleshooting, and high-availability architectures supporting mission-critical applications.

Requirements

  • 10+ years of experience administering enterprise web server environments.
  • Expert-level experience with Microsoft IIS, Apache, and NGINX.
  • Strong experience supporting large-scale production web farms and mission-critical applications.
  • Hands-on experience with SSL/TLS certificate management, reverse proxies and URL rewriting, load balancing and high-availability architectures, web server performance tuning and capacity planning, and web server hardening and security best practices.
  • Strong knowledge of HTTP/HTTPS, TCP/IP, DNS, and networking fundamentals.
  • Strong knowledge of Windows Server and Linux (RHEL/CentOS/Ubuntu) administration.
  • Strong knowledge of Active Directory, LDAP, SSO, Kerberos, and authentication services.
  • Experience troubleshooting complex web, application, operating system, and network-related issues.
  • Experience with enterprise load balancers such as F5 BIG-IP, Citrix ADC (NetScaler), or HAProxy.
  • Proficiency in PowerShell, Bash, or Python scripting for automation and operational efficiency.
  • Experience with monitoring and logging tools such as Splunk, Dynatrace, AppDynamics, SolarWinds, or similar platforms.
  • Strong understanding of change management, incident management, root cause analysis, and operational best practices.
  • Excellent communication, documentation, and stakeholder management skills.

Nice To Haves

  • Experience managing environments hosting hundreds of web applications across multiple datacenters.
  • Experience with Web Application Firewalls (WAF), DMZ environments, and security compliance requirements.
  • ITIL Foundation or equivalent operational experience.

Responsibilities

  • Administering enterprise web server environments.
  • Managing large-scale production web farms and mission-critical applications.
  • SSL/TLS certificate management.
  • Reverse proxies and URL rewriting.
  • Load balancing and high-availability architectures.
  • Web server performance tuning and capacity planning.
  • Web server hardening and security best practices.
  • Troubleshooting complex web, application, operating system, and network-related issues.
  • Scripting for automation and operational efficiency.
  • Utilizing monitoring and logging tools.
  • Adhering to change management, incident management, root cause analysis, and operational best practices.
  • Communication, documentation, and stakeholder management.

Benefits

  • All your information will be kept confidential according to EEO guidelines.
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