RedHat Linux / Middleware Admin

Persistent Systems Limited; New Jersey; Hybrid; USD 120,000 - 180,000; Full time

Benefits offered by this job

Competitive salary

Benefits and perks

Hybrid work environment

Education support

Job summary

Persistent Systems Limited in New Jersey is seeking a Senior Middleware Engineer with extensive experience in RHEL administration, Apache Tomcat, and middleware engineering to strengthen our secure, scalable platforms.

You will lead security hardening, SSL/TLS implementation, HA/DR design, and LDAP/SSO configurations while collaborating with cross‑functional teams to integrate middleware solutions with existing systems.

Qualifications

• Proven experience in managing RHEL environments and Tomcat
• Strong understanding of security hardening and SSL/TLS
• Expertise in middleware engineering principles and practices
• Experience implementing HA/DR solutions
• Knowledge of LDAP/SSO for authentication

Responsibilities

• Administer and optimize RHEL environments for performance and security
• Configure and manage Apache Tomcat deployment and troubleshooting
• Design and implement middleware solutions meeting business requirements
• Perform security hardening and SSL/TLS configuration
• Plan and implement high availability and disaster recovery strategies
• Manage LDAP/SSO configurations for authentication
• Collaborate with cross-functional teams to integrate middleware
• Monitor systems and proactively resolve issues
• Document configurations and operational best practices

Skills

RHEL administration

Tomcat configuration

Middleware engineering

SSL/TLS hardening

HA/DR

LDAP/SSO

Tools

Jenkins

Control-M

SAN storage

Ansible

Kubernetes

Spring Boot

Monitoring tools (Splunk/ELK/Prometheus)

Job description

We are an AI-led, platform-driven Digital Engineering and Enterprise Modernization partner, combining deep technical expertise and industry experience to help our clients anticipate what's next. Our offerings and proven solutions create a unique competitive advantage for our clients by giving them the power to see beyond and rise above. We work with many industry-leading organizations across the world, including 20 Fortune 50 companies and 4 of the 5 top banks in both the US and India, and numerous innovators across the healthcare ecosystem.

Our disruptor's mindset, commitment to client success, and agility to thrive in the dynamic environment have enabled us to sustain our growth momentum. Persistent has been recognized across top industry platforms for innovation, leadership, and inclusion. We have delivered 23 sequential quarters of growth with $422.5M in Q3 FY26 revenue, up 4.0% Q-o-Q and 17.3% Y-o-Y growth. Our 26,500+ global team members, located in 18 countries, have been instrumental in helping the market leaders transform their industries. We won the 2025 ISG Star of Excellence Award for AI and Data Excellence and were named a Leader in the Everest Group Talent Readiness for Next-generation Data, Analytics and AI Services PE Assessment 2025.

Location: New Jersey, United States

Years of Experience: 8 to 12 Years

About Position

We are seeking a highly skilled Senior Middleware Engineer with extensive experience in RHEL Administration, Apache Tomcat, and Middleware Engineering. The ideal candidate will have a strong understanding of security hardening, SSL/TLS, and high availability/disaster recovery (HA/DR) solutions. This role is critical in ensuring the stability, security, and performance of our middleware platforms.

What You'll Do

• Administer and maintain RHEL environments, ensuring optimal performance and security.
• Configure and manage Apache Tomcat servers, including deployment and troubleshooting of applications.
• Implement and manage middleware solutions, ensuring they meet business requirements and performance standards.
• Conduct security hardening of systems, including the implementation of SSL/TLS protocols.
• Design and implement high availability and disaster recovery solutions to ensure business continuity.
• Manage LDAP/SSO configurations to streamline user authentication and access control.
• Collaborate with cross-functional teams to integrate middleware solutions with existing systems.
• Monitor system performance and troubleshoot issues proactively.
• Document processes, configurations, and best practices for middleware operations.

Mandatory Skills

• Strong knowledge of RHEL Administration.
• Experience with Apache Tomcat configuration and management.
• Proficient in Middleware Engineering principles and practices.
• Expertise in SSL/TLS implementation and security hardening techniques.
• Experience with high availability and disaster recovery (HA/DR) solutions.
• Knowledge of LDAP/SSO for user authentication.

Preferred Skills

• Familiarity with Jenkins for continuous integration and deployment.
• Experience with Control-M for job scheduling and monitoring.
• Knowledge of SAN Storage solutions.
• Experience with automation tools like Ansible.
• Familiarity with container orchestration using Kubernetes.
• Experience with Spring Boot for application development.
• Knowledge of monitoring tools such as Splunk, ELK, or Prometheus.

Expertise You'll Bring

The successful candidate will bring a wealth of experience in middleware technologies and a strong commitment to security and performance. You will be a proactive problem solver with excellent communication skills, capable of working collaboratively in a fast-paced environment. Your ability to adapt to new technologies and methodologies will be essential in driving our middleware initiatives forward.

• Competitive salary and benefits package
• Culture focused on talent development with quarterly growth opportunities and company-sponsored higher education and certifications
• Opportunity to work with cutting-edge technologies
• Employee engagement initiatives such as project parties, flexible work hours, and Long Service awards
• Insurance coverage: group term life, personal accident, and Mediclaim hospitalization for self, spouse, two children, and parents

Values-Driven, People-Centric & Inclusive Work Environment:

Persistent is dedicated to fostering diversity and inclusion in the workplace. We invite applications from all qualified individuals, including those with disabilities, and regardless of gender or gender preference. We welcome diverse candidates from all backgrounds.

• We support hybrid work and flexible hours to fit diverse lifestyles.
• Our office is accessibility-friendly, with ergonomic setups and assistive technologies to support employees with physical disabilities.
• If you are a person with disabilities and have specific requirements, please inform us during the applicationprocess or at any time during your employment

"Persistent is an Equal Opportunity Employer and prohibits discrimination and harassment of any kind."