Onsite Senior Middleware Engineer (Red Hat/Tomcat)

Arkhya Tech Inc.; New Jersey; On-site; USD 110,000 - 160,000; Full time

Job summary

Arkhya Tech Inc. in New Jersey seeks an experienced Red Hat Linux Administrator / Senior Middleware Engineer / Platform Engineer to design, configure, secure, and maintain enterprise middleware and Linux platforms.

You will install and optimize Tomcat clusters on RHEL, manage SSL/TLS, implement LDAP/SSO, perform hardening and patching, support CI/CD with Jenkins, ensure high availability, and participate in on-call rotations.

Qualifications

• Extensive hands-on experience with Red Hat Enterprise Linux in physical and virtual environments.
• Advanced knowledge of Apache Tomcat and enterprise middleware administration.
• Solid understanding of SSL/TLS, certificate lifecycle management, and secure communications.
• Experience with security hardening, vulnerability management, and patching.
• Knowledge of high availability, disaster recovery, and production support.
• Experience with LDAP, SSO, and enterprise identity management.
• Familiarity with CI/CD tools such as Jenkins and scheduling tools such as Control-M.
• Understanding of SAN storage and enterprise storage platforms.
• Strong troubleshooting, root cause analysis, and incident management skills.
• Bachelor's degree preferred; equivalent professional experience will be considered.

Responsibilities

• Architect, install, configure, and optimize Tomcat clusters on RHEL virtual servers.
• Support deployments and enforce SDLC, change management, and release governance.
• Manage SSL/TLS configurations, certificate authorities, renewals, and secure communications.
• Implement authentication, authorization, LDAP, and SSO integrations.
• Perform security hardening, vulnerability remediation, patching, and compliance activities.
• Troubleshoot middleware, OS, application, and infrastructure issues.
• Establish and maintain platform monitoring, logging, and alerting standards.
• Support CI/CD pipelines and deployment tools such as Jenkins.
• Design, implement, and maintain high-availability and disaster recovery solutions.
• Collaborate with application development, database, network, and storage teams.
• Mentor junior engineers and provide technical guidance.
• Participate in a 24/7 on-call rotation for production incidents.

Skills

Red Hat Enterprise Linux

Apache Tomcat

Security hardening

SSL/TLS management

LDAP and SSO

High availability

CI/CD (Jenkins)

Incident management

Vulnerability remediation

On-call support

Education

Bachelor's degree or equivalent

Tools

Jenkins

Control-M

Job description

Arkhya Tech Inc. in New Jersey seeks an experienced Red Hat Linux Administrator / Senior Middleware Engineer / Platform Engineer to design, configure, secure, and maintain enterprise middleware and Linux platforms.

You will install and optimize Tomcat clusters on RHEL, manage SSL/TLS, implement LDAP/SSO, perform hardening and patching, support CI/CD with Jenkins, ensure high availability, and participate in on-call rotations.