Overview
Skills
Job Details
Position   Linux Subject Matter Expert (SME)
Location   Plano, TX (Hybrid Onsite) Duration   Long Term
(W2 Only- We need local to TX candidate. Do not apply for C2C)
Job Description
We are seeking a Linux Subject Matter Expert (SME) with strong backend development skills in Java to join the Authentication Technology team.
 Core Linux Responsibilities (Primary Focus)
Linux System Administration
Full ownership of Linux servers: provisioning, configuration, maintenance, and lifecycle management
Perform OS-level troubleshooting, patching, upgrades, and performance tuning
Manage user access, permissions, and system security controls
Execute shell commands and scripting for automation and operational efficiency
Installation & Configuration
Install and configure software packages, libraries, and dependencies on Linux systems
Set up and maintain secure environments for authentication services
DevOps & Infrastructure Automation
Integrate Linux systems into CI/CD pipelines
Use tools like Ansible, Jenkins, and Bitbucket for automation and deployment
Monitor system health and implement proactive alerts using tools like Splunk and Dynatrace
Security & Compliance
Apply patches and remediate vulnerabilities in accordance with enterprise security policies
Ensure compliance with authentication and access control standards
Java Backend Development   Spring Boot/Microservices   expert
Develop and maintain backend services supporting authentication workflows
Build RESTful APIs and integrate with enterprise systems
Optimize performance and scalability of backend components
Collaborate with cross-functional teams to deliver secure and reliable solutions
 Required Skills & Experience
Expert-level Linux administration (RHEL preferred)
Strong command-line proficiency and scripting (Bash, Python)
Experience with DevOps tools: Ansible, Jenkins, Bitbucket
Solid Java backend development experience (Spring Boot, REST APIs)
Familiarity with authentication protocols and secure coding practices
5+ years in Linux systems and backend development
Excellent troubleshooting and communication skills