Senior Server Operations Admin

Job description

**ROLE OVERVIEW** As a senior member of the Server Operations team at Avon, you will play critical role in operating key applications that power our business across manufacturing, retail, and direct selling. You’ll participate in designing technical solutions and will be responsible to provision and manage these environments the most effective, secure, and resilient way. Identifying and documenting best practices, plus technical mentoring of the Server Operations Team is also key part of the role. **KEY RESPONSIBILITIES** - Deploy, optimize, and manage Windows and Unix (Linux, AIX) server environments, including Hardware and Hypervisor layers - Oversee patch management, performance monitoring, and incident response for server infrastructure - Ensure compliance with security policies, regulatory requirements, and industry best practices - Support migration projects for end-of-life hardware and legacy systems - Develop and maintain robust backup and disaster recovery processes - Lead troubleshooting and resolution of complex server-related incidents and problems - Maintain comprehensive documentation of server architectures, configurations, and operational procedures - Mentor and guide L2 Support Analysts, fostering skill development and knowledge sharing. - Organize and participate in the on-call rota for the server operations area - Collaborate with application, network, and storage teams to ensure seamless server operations - Conduct regular reviews of server performance, capacity, and utilization - Support server consolidation and optimization initiatives - Participate in governance, reporting, and service review meetings - Ensure alignment with SLA requirements and operational targets - Support the remediation of findings in a timely manner - Stay current with emerging server technologies and industry best practices - Coordinate with vendors and third-party support providers as required - Contribute to continuous improvement in server management processes - Support business continuity and disaster recovery planning for server platforms - Support the secure decommissioning and disposal of end-of-life hardware - Manage and support the hypervisor and virtualization layer (VMware or equivalent platforms) - Maintain and support server clusters in on-premise data centers and VMC on AWS environments **EXPERIENCE** - Advanced server administration skill in minimum two technologies from Windows, Linux, and AIX including hardening and patch orchestration - Strong expertise in virtualization platforms such as VMware, Nutanix - including HA technologies - In-depth experience with Active Directory, GPO strategy, and secure administration - Understanding of Linux/AIX identity integration technologies (SSSD, PAM, Kerberos) - Performance engineering skills including PerfMon, event log analysis, and IOPS monitoring - Experience with TLS/PKI infrastructure and certificate lifecycle management - Proven knowledge of backup and disaster recovery planning in server environments - Experience with endpoint security management - Experience in EOL remediation and OS/platform migration projects - Strong documentation and CMDB management skills - Ability to mentor junior team members and support their professional development - Strong analytical, problem-solving, and troubleshooting skills - Excellent communication and stakeholder management skills - Ability to adopt to a fast-paced, mission-critical environment