Web Administrator - Irving, CA

Cystems Logic Inc.

San Francisco, CA, United States

about 2 months ago

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Role details

Contract type

Temporary contract

Employment type

Full-time (> 32 hours)

Experience level

Expert

Experience required

10 years minimum

Working hours

Regular working hours

Job source

indeed.com

Tech stack

Microsoft Windows Active Directory Apache HTTP Server Application Firewall User Authentication Bash Shell Ubuntu (Operating System) CentOS Linux Domain Name System (DNS) HAProxy Web Servers

+24 more

Internet Information Services (IIS) Kerberos (Protocol) Lightweight Directory Access Protocols (LDAP) Windows Servers Networking Basics Citrix Systems Nginx Performance Tuning Windows PowerShell Red Hat Enterprise Linux Single Sign-On TCP/IP Web Applications Web Hosting Services SSL Certificate Management Data Logging Scripting Load Balancing SolarWinds (Software) Splunk Appdynamics Dynatrace Big Ip Citrix Netscaler

Job description

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

Do you have experience in Windows support?, 10+ years of experience administering enterprise web server environments.

* Expert-level experience with:

o Microsoft IIS

o Apache

o NGINX

* Strong experience supporting large-scale production web farms and mission-critical applications.

* Hands-on experience with:

o SSL/TLS certificate management

o Reverse proxies and URL rewriting

o Load balancing and high-availability architectures.

o Web server performance tuning and capacity planning.

o Web server hardening and security best practices.

* Strong knowledge of:

o HTTP/HTTPS, TCP/IP, DNS, and networking fundamentals.

o Windows Server and Linux (RHEL/CentOS/Ubuntu) administration

o 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., * 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.