ADMINISTRATOR L3

Job Description: NGINX Administrator

Provide advanced administration, configuration, and troubleshooting support for Nginx and WAS environments, ensuring optimal system performance, stability, and scalability.

Roles & Responsibilities:

Manage and troubleshoot Nginx server configurations and performance issues .

Configure and optimize:

Reverse proxy setups

Load balancing and routing rules

SSL/TLS configurations

Perform performance tuning (caching, compression, worker settings) .

Handle incident calls , conduct in-depth technical analysis, and provide resolution.

Perform Root Cause Analysis (RCA) for major incidents.

Implement change requests, deployments, and configuration updates .

Should have hands-on experience on Linux commands .

Shell Scripting knowledge.

Additionally Administer and troubleshoot WebSphere Application Server environments :

IHS & WAS installation and configuration

Application deployment

Cluster and node management

JVM tuning and analysis

Develop and maintain technical documentation and SOPs

Key Skills:

Nginx Administration, WebSphere, WAS, Linux, Reverse Proxy, Load Balancer, Performance Tuning, SSL/TLS, HTTP Debugging, 4xx, 5xx, JVM Tuning, Deployment, Incident Management, RCA, Shell Scripting, Production Support

Technical Requirements:

Primary – Nginx

Strong expertise in:

Nginx architecture and configuration

Reverse proxy and load balancing (Layer 4/Layer 7)

URL rewriting and request routing

SSL/TLS troubleshooting

Experience in:

Performance tuning

Debugging HTTP errors (4xx/5xx)

Secondary – WAS & IHS

Hands-on experience with:

WebSphere Application Server administration

Application deployments and troubleshooting

JVM tuning and performance analysis

Knowledge of:

Clusters, nodes, and federated environments

Other Skills

Linux/Unix administration

Shell scripting (preferred)

Monitoring tools (AppDynamics, Dynatrace, Prometheus)

Key Competencies

Strong analytical and problem-solving skills

Ability to handle production-critical issues

Leadership and mentoring abilities

Effective stakeholder communication

Key Performance Indicators (KPIs)

Complex incident resolution efficiency

RCA quality and prevention of recurring issues

System performance improvements

Change success rate

Team mentoring effectiveness

Apply Now

Start applying with LinkedIn

Please wait...

Receive notifications when we have open roles and get other relevant career news

Register >

Explore open roles that match your interests and skills

Search Jobs >