Role description

Job Summary

We are seeking a highly skilled Senior Unix Patch Engineer with strong expertise in IBM BigFix, Unix Patch Management, and Linux infrastructure to manage enterprise patching, compliance, and vulnerability remediation activities across RHEL and AIX environments. The ideal candidate will have hands-on experience managing end-to-end operating system patching for RHEL 7, RHEL 8, RHEL 9, and AIX servers using IBM BigFix, while ensuring maximum system availability, security, and compliance.

This role requires participation in scheduled maintenance windows, including weekends and non-business hours, to support production patching activities. Outside patching windows, the role operates during standard business hours.

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 established patching SLAs and vulnerability remediation timelines.
- Administer and maintain IBM BigFix content, Fixlets, baselines, actions, endpoint reporting, and compliance management for Unix environments.
- Integrate newly onboarded Unix systems into the BigFix infrastructure and ensure endpoint health, reporting accuracy, and compliance.
- Monitor patch deployments, troubleshoot failures, and perform remediation to achieve high patch compliance levels.
- Generate compliance, vulnerability, and operational reports to support security and infrastructure teams.
- Collaborate with Unix infrastructure, application, security, and operations teams to coordinate maintenance activities while minimizing business impact.
- Perform root cause analysis for patch deployment issues and implement preventive improvements.
- Maintain patching documentation, operational procedures, and runbooks.
- Support automation initiatives that improve patch deployment efficiency and reduce manual effort.




- Participate in planned maintenance activities and accelerated vulnerability remediation initiatives while maintaining operational quality and compliance.

Required Skills

Proficient

- IBM BigFix
- Unix Patch Management
- Linux infrastructure
- Manage end-to-end operating system patching for RHEL 7, RHEL 8, RHEL 9, and AIX servers using IBM BigFix

Intermediate

- Qualys

Knowledge

- ITIL
- Change management

Experience
- Strong hands-on experience administering IBM BigFix in Unix/Linux environments.
- Proven experience patching RHEL 7, RHEL 8, and RHEL 9 servers using IBM BigFix.
- Experience patching and maintaining IBM AIX systems.
- Strong understanding of Linux server administration, operating systems, filesystems, networking, and infrastructure support.
- Experience troubleshooting patch deployment failures and driving remediation activities.

Working Conditions
- Must be versatile to work non-business hours, weekends, and scheduled maintenance windows to support production patching activities.
- Participate in planned and emergency patching events as required.
- Support accelerated vulnerability remediation initiatives while maintaining high operational quality and compliance.

Skills BigFix, Cloud Infrastructure, Security Engineering, Infrastructure Support, Red Hat Enterprise Linux, Patch Management, Vulnerability Management

About UST

UST is a global digital transformation solutions provider. For more than 20 years, UST has worked side by side with the world’s best companies to make a real impact through transformation. Powered by technology, inspired by people and led by purpose, UST partners with their clients from design to operation.

With deep domain expertise and a future-proof philosophy, UST embeds innovation and agility into their clients’ organizations. With over 30,000 employees in 30 countries, UST builds for boundless impact—touching billions of lives in the process.

📌 Senior Unix Patch Engineer – IBM BigFix (Bengaluru)
🏢 UST
📍 Bengaluru