Key Responsibilities:
Middleware Administration & Support:
- Install, configure, and maintain Apache, IBM WebSphere, Tomcat, and IIS environments across development, QA, and production.
- Manage application deployments, patches, upgrades, and environment refreshes.
- Monitor system performance and troubleshoot issues related to middleware, integrations, and application connectivity.
- Configure and manage clustering, load balancing, and high‑availability setups.
Performance & Optimization:
- Analyze logs, thread dumps, and performance metrics to identify bottlenecks.
- Tune JVMs, web servers, and application servers for optimal performance.
- Implement caching, connection pooling, and resource optimization strategies.
Security & Compliance:
- Apply security patches, SSL/TLS certificates, and hardening standards.
- Work with security teams to ensure compliance with corporate and regulatory requirements.
- Manage authentication/authorization integrations (LDAP, SSO, OAuth, etc.).
Automation & DevOps Integration:
- Develop scripts (Shell, Python, PowerShell, etc.) to automate deployments, monitoring, and maintenance tasks.
- Integrate middleware components with CI/CD pipelines (Jenkins, GitLab, Azure DevOps, etc.).
- Support containerization and cloud migration efforts where applicable.
Incident & Change Management:
- Provide L2/L3 support for middleware‑related incidents and service requests.
- Participate in on‑call rotation for critical production support.
- Document changes, configurations, and troubleshooting procedures.
Collaboration & Communication:
- Work closely with application developers, DBAs, network engineers, and security teams.
- Provide technical guidance and mentorship to junior team members.
- Participate in architecture discussions and contribute to middleware strategy.
Required Skills & Qualifications:
- Strong hands‑on experience with Apache HTTP Server, IBM WebSphere, Tomcat, and IIS.
- Solid understanding of HTTP/S, J2EE architecture, web services, and application hosting.
- Experience with Linux/Unix and Windows Server environments.
- Familiarity with load balancers, reverse proxies, and network fundamentals.
- Proficiency in scripting (Shell, Bash, Python, PowerShell).
- Experience with monitoring tools (Zabbix, etc.).
- Knowledge of SSL certificates, keystores, truststores, and security protocols.
- Strong analytical and troubleshooting skills.
Soft Skills:
- Strong communication and documentation abilities.
- Ability to work under pressure in mission‑critical environments.
- Collaborative mindset with a focus on continuous improvement.
- Attention to detail and commitment to operational excellence.
Salary:
$18000 - $25000, based on skills