Senior Windows or Linus Server Administrator

Optum is a global organization that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with the care, pharmacy benefits, data and resources they need to feel their best. Here, you will find a culture guided by inclusion, talented peers, comprehensive benefits and career development opportunities. Come make an impact on the communities we serve as you help us advance health optimization on a global scale. Join us to startCaring. Connecting. Growing together.

Primary Responsibilities:

• Design, Implementation & Operational Support of Windows 2012/2016/2019/2022 Servers
  
• Monitoring and troubleshooting server performance. Troubleshooting system and server errors. Reviewing system error logs and user-reported errors. Analyzes, logs, tracks, and resolves software/hardware matters ofsignificance pertaining to networking connectivity issues, servers, and applications to meet business needs
  
• Patch management, installations of security patches, functional patches, and version upgrades to server and vSphere / ESXi environment
  
• Perform regular patching and updates to ensure server security and stability
  
• Automate system administration tasks using PowerShell and other scripting tools
  
• Handle server hardware installation, upgrades, and maintenance
  
• Implement and enforce system security, patch management, and compliance standards
  
• Provide timely support for escalated technical issues and participate in on-call rotations
• Comply with the terms and conditions of the employment contract, company policies and procedures, and any and all directives (such as, but not limited to, transfer and/or re-assignment to different work locations, change in teams and/or work shifts, policies in regards to flexibility of work benefits and/or work environment, alternative work arrangements, and other decisions that may arise due to the changing business environment). The Company may adopt, vary or rescind these policies and directives in its absolute discretion and without any limitation (implied or otherwise) on its ability to do so

Required Qualifications:

• 5 years of relevant experience with the following:
  • Solid experience in Windows/Linux Servers Administration
  • Solid experience in Windows Servers patching and troubleshooting
  • Experience in virtualization technologies such as VMware, Nutanix, and Citrix
  • Experience in server hardware maintenance and troubleshooting
  • Knowledge of networking concepts, system security practices, and ITIL frameworks
  • Proven track record in system migrations and upgrades
  • Proven excellent problem-solving, communication, and teamwork skills
  • Proficiency in English (Written & Verbal) Language
• Hands-on experience on performance tuning of VMware ESXi hosts
• Experience in managing and troubleshooting AD / DNS / DHCP / DFS issues
• Experience in configuration of VMWare HA and DRS features
• Experience on P2V and V2V migrations
• Work experience in high availability and clustered environment configuration
• Working knowledge of VMWare vSphereandCentOS / RHEL OS platforms
• Basic knowledge of Citrix environment
  
• Skilled inWindows, Virtualization, L1.5,Patching, Vulerability remediation, Server Administration, DNS,DHCP, Active Directory, VMWare vSphere,Incident Mgmt, Troubleshooting

At UnitedHealth Group, our mission is to help people live healthier lives and make the health system work better for everyone. We believe everyone-of every race, gender, sexuality, age, location and income-deserves the opportunity to live their healthiest life. Today, however, there are still far too many barriers to good health which are disproportionately experienced by people of color, historically marginalized groups and those with lower incomes. We are committed to mitigating our impact on the environment and enabling and delivering equitable care that addresses health disparities and improves health outcomes - an enterprise priority reflected in our mission.

Optum is a drug-free workplace. 2025 Optum Global Solutions (Philippines) Inc. All rights reserved.