Unix User Administrator

Overview:

TekWissen is a global workforce management provider throughout India and many other countries in the world. The below job opportunity is one of our clients which has been a one-stop solution for professional digital services.

Position: Unix User Administrator

Location: Remote

Job Type: Full Time

Work Type:Remote

Description:

• The Senior Unix User Administrator will manage user accounts, groups, privileges and access controls across the Banks Unix/Linux infrastructure.
• The resource will ensure secure account lifecycle management, privileged access control, access reviews and compliance with Bank security and operational requirements.

Key Responsibilities:

• Manage Unix/Linux user lifecycle activities.
• Create, modify, disable and delete user accounts.
• Manage Unix/Linux groups and memberships.
• Configure file-system permissions and ACLs.
• Manage sudo and privileged access.
• Process access requests through approved workflows.
• Perform password resets and account unlocks.
• Manage SSH access and authentication configuration as applicable.
• Perform periodic user and privileged-access reviews.
• Identify dormant and unauthorized accounts.
• Support least-privilege implementation.
• Support segregation-of-duties controls.
• Troubleshoot Unix/Linux authentication and access issues.
• Support integration with Active Directory/LDAP where applicable.
• Coordinate with PAM, AD, Security and Application teams.
• Maintain audit evidence.
• Support compliance and audit activities.
• Prepare user-access and operational reports.
• Process incidents, service requests and changes through ITSM.
• Meet defined SLA and KPI requirements.
• Escalate complex infrastructure/security issues to L2/L3 teams.

Required Skills & Experience:

• 6-8 years of experience in Unix/Linux administration.

• Strong hands-on experience with enterprise Linux/Unix environments.

• Experience with Red Hat Enterprise Linux is preferred.

• Strong knowledge of:

  • Users and groups
  • File permissions
  • ACLs
  • Sudo
  • SSH
  • Authentication

• Good knowledge of shell scripting.

• Understanding of LDAP/AD integration.

• Experience with privileged-access environments.

• Knowledge of PAM concepts.

• Strong troubleshooting skills.

• Experience with ITSM processes.

• Experience with access review and compliance activities.

Preferred Certifications

• Red Hat Certified System Administrator (RHCSA)
• Red Hat Certified Engineer (RHCE)
• Linux Foundation certification
• ITIL 4 Foundation
• Security+ or equivalent

Soft Skills

• Strong troubleshooting and analytical capability.
• Security-conscious approach.
• Good communication skills.
• Strong documentation discipline.
• Ability to work independently.
• Strong ownership and accountability.
• Ability to work under strict SLA requirements.

Preferred Industry Experience

• Banking / BFSI
• Financial Services
• Telecom
• Government
• Large enterprise Unix/Linux environments

TekWissen Group is an equal opportunity employer supporting workforce diversity.

Disclaimer: This job posting has been aggregated from external source. Role details, content, and availability are subject to change. Applicants are advised to confirm the latest information directly on the company website before applying.