Senior Unix Patch Engineer - BigFix (RHEL & AIX)

We are seeking a highly skilled Unix Patch Engineer with strong expertise in IBM BigFix to manage enterprise patching, compliance, and vulnerability remediation across Red Hat Enterprise Linux (RHEL) and AIX environments. The ideal candidate will have deep Linux infrastructure knowledge, experience administering BigFix for Unix platforms, and a proven ability to execute patching activities during planned maintenance windows while ensuring maximum system availability and security.

This position will require coverage over weekends and non-business hours to support planned maintenance. When not patching, this will be a M-5 business hour role.

Key Responsibilities

· Manage end-to-end operating system patching for RHEL 7, RHEL 8, RHEL 9, and AIX servers using IBM BigFix.

· Deploy security patches and emergency fixes in accordance with organizational patching SLAs and vulnerability remediation timelines.

· Configure, administer, and maintain BigFix content, Fixlets, baselines, actions, and reporting for Unix platforms.

· Integrate newly onboarded Unix systems into the BigFix infrastructure and ensure complete endpoint reporting and compliance.

· Monitor patch deployments, troubleshoot failures, and perform remediation to achieve high patch compliance across the environment.

· Generate compliance, vulnerability, and executive reporting using BigFix dashboards and reporting capabilities.

· Partner with Unix infrastructure, application, security, and operations teams to coordinate maintenance windows and minimize business impact.

· Perform root cause analysis for patch deployment issues and implement preventive improvements.

· Maintain patching documentation, standard operating procedures, and operational runbooks.

· Support automation initiatives to improve patch deployment efficiency and reduce manual effort.

· Strong hands-on experience administering IBM BigFix for Unix/Linux environments.

· Proven experience patching RHEL 7, 8, and 9 servers using BigFix.

· Experience patching and maintaining IBM AIX systems.

· Strong understanding of Linux server infrastructure, operating systems, filesystems, networking, and system administration.

· Experience integrating Unix endpoints into BigFix and validating agent health, reporting, and compliance.

· Knowledge of enterprise vulnerability remediation processes and security best practices.

· Experience troubleshooting patch failures and resolving deployment issues.

· Strong scripting knowledge (Shell/Bash) is preferred.

· Excellent analytical, communication, and problem-solving skills.

Preferred Skills

· Experience with enterprise vulnerability management tools such as Qualys.

· Knowledge of ITIL processes, change management, and incident management.

· Experience working in highly regulated enterprise environments.

Working Conditions

· Must be flexible to work non-business hours, weekends, and scheduled maintenance windows to support production patching activities.

· Participate in planned and emergency patching (zero-day) events as required.

· Ability to support accelerated vulnerability remediation initiatives while maintaining high operational quality and compliance.

Success Measures

· Achieve and maintain patch compliance targets across Unix platforms.

· Meet enterprise vulnerability remediation SLAs.

· Ensure successful execution of maintenance windows with minimal production impact.

· Maintain accurate BigFix reporting and endpoint compliance.

· Contribute to improving automation, operational efficiency, and overall security posture.

$60 - $65 an hour - Temporary, Full-time, Contract