We are seeking an experienced Linux & Windows Patch Management Specialist to
manage enterprise patch management operations across Linux and Windows infrastructure
environments. The resource will be responsible for ensuring timely deployment of security
updates, maintaining system stability, and achieving compliance with organizational security
policies across on-premises and hybrid infrastructure environments.
The ideal candidate will oversee the complete patch lifecycle including planning, testing,
scheduling, deployment, monitoring, and reporting of patches across enterprise servers and
workstation environments. This role requires deep expertise in Linux and Windows operating
systems, automation tools, patch management platforms, and enterprise security compliance
frameworks.
The Linux & Windows Patch Management Specialist will collaborate with cross-functional
teams including infrastructure, security, network, database, and application teams to ensure
minimal service disruption during patch cycles while maintaining a secure and compliant
infrastructure environment.
Key focus areas include vulnerability remediation, automation of patching processes,
compliance monitoring, system reliability, risk mitigation, and continuous improvement of
patch management practices.
Patch Lifecycle Management: Manage the end-to-end patching lifecycle for
enterprise infrastructure including Linux servers, Windows servers, and end-user
workstations.
Plan, schedule, and deploy security patches and updates during approved maintenance
windows following established change management processes.
Perform pre-deployment testing of patches in staging or testing environments to
evaluate potential impact on production systems.
Conduct post-deployment validation to ensure system stability, service availability,
and successful patch installation.
Manage patching operations for 300+ Linux servers running enterprise distributions
such as Oracle Linux, Red Hat Enterprise Linux, or similar environments.
Manage patching operations for 1500+ Windows Servers (2016 / 2019 / 2022) and
Windows workstations across distributed environments.
Administer and optimize enterprise patch management platforms including Microsoft
Endpoint Configuration Manager, Windows Server Update Services, Azure
Update Manager, and other enterprise patch management tools.
Manage Linux package repositories using YUM and DNF package management
systems and maintain repository synchronization with upstream vendor sources.
Execute kernel updates, system updates, and critical package updates across Linux
systems with appropriate reboot planning and validation.
Develop and maintain patch automation workflows using Ansible to ensure consistent
and automated patch deployment across environments.
Create automation scripts using Bash, Python, and PowerShell to streamline patch
management operations and reporting.
Monitor vulnerability scans and prioritize patch remediation based on risk ratings,
CVSS scores, and security advisories.
Generate detailed patch compliance reports, system inventory reports, and
remediation status reports for security and management teams.
Collaborate with security teams to maintain compliance with security frameworks
such as CIS benchmarks and internal security standards.
Troubleshoot patch deployment failures, dependency conflicts, and post-patch system
or application issues.
Participate in Change Advisory Board (CAB) meetings to present patching plans,
obtain approvals, and coordinate patch schedules.
Maintain operational documentation including patch runbooks, procedures,
troubleshooting guides, and knowledge base documentation.
Continuously improve patch management processes through automation, operational
efficiency improvements, and implementation of industry best practices.
• Minimum 5+ years of experience in enterprise Windows patch management.
• Minimum 3+ years of experience in Linux system administration with patch
management responsibilities.
• Strong hands-on experience managing Windows Server environments (2016–2022)
and Windows 10/11 clients.
• Strong expertise in Linux enterprise distributions such as Oracle Linux, RHEL, or
CentOS.
• Hands-on experience with enterprise patch management tools including Microsoft
Endpoint Configuration Manager and Windows Server Update Services.
• Experience with automation and configuration management tools such as Ansible.
• Strong scripting skills in PowerShell, Bash, and Python for automation and
operational tasks.
• Experience supporting large-scale enterprise environments with hundreds or
thousands of servers.
• Solid understanding of ITIL processes, especially Change Management and Release
Management.
• Strong troubleshooting and problem-solving skills.
• Ability to perform root cause analysis for patch-related incidents.
• Strong documentation and reporting capabilities.
• Experience working in SLA-driven enterprise environments.
• Ability to coordinate patch activities across multiple teams and environments.
• Strong communication and stakeholder management skills.
• Proactive approach to vulnerability remediation and infrastructure security.
Job Locations:
Head Office
About MMBL:
Mobilink Microfinance Bank Ltd. is providing banking services to over 48 million registered users including 20+ million monthly active customers across Pakistan. With a hybrid model that combines traditional microfinance with mobile/digital banking technologies, the bank now operates with over 114 branches and 270,000 branchless banking agents and provides a USSD (GSM) based digital channel offering savings, micro enterprise (MSME) loans, small housing loans, remittances, collection (utility bills and loan installments), mobile wallets, insurance, G2P, B2B & B2P payments; thus, playing a leading role in the promotion of financial inclusion.
MMBL is committed to fostering a positive and productive workplace, and our core values reflect this focus. These values include promoting innovation and entrepreneurship, encouraging teamwork and collaboration, and prioritizing a customer-centric approach in all aspects of our business.
Why Join MMBL ?
This is an opportunity for someone who is passionate about making a difference and playing a key role in driving transformative change. Our team is committed to empowering millions with the tools necessary to succeed in the digital age, and we're looking for a talented individual to join us in this endeavor.