Senior System Administrator

Job Summary

We are looking for an experienced Senior System Administrator to manage, maintain, and support the organizations IT infrastructure and systems. The ideal candidate should have strong hands-on experience in Windows Server administration, Microsoft 365 (O365) administration, system administration, and basic firewall/network security. The candidate should also demonstrate strong team-handling and communication skills.

Key Responsibilities

• Manage and maintain Windows Server environments, including installation, configuration, monitoring, troubleshooting, and maintenance.
• Perform day-to-day system administration activities and ensure the availability, stability, and security of IT systems.
• Manage Microsoft 365 / O365 administration, including user accounts, licenses, email services, and administrative tasks.
• Perform basic firewall administration, monitoring, configuration, and troubleshooting.
• Monitor system performance and proactively identify and resolve infrastructure issues.
• Handle user and system-related technical issues and provide timely support.
• Manage system updates, patches, backups, and security-related activities.
• Troubleshoot hardware, software, operating system, and network-related issues.
• Maintain system documentation, configurations, and IT operational procedures.
• Coordinate with internal teams and external vendors for infrastructure-related activities.
• Lead and support the IT team in day-to-day operations and effectively delegate tasks.
• Ensure IT operations follow organizational security and compliance standards.

Required Skills & Experience:

• Strong experience in System Administration and IT infrastructure support.
• Hands-on experience with Windows Server administration.
• Working knowledge of Microsoft 365 / O365 Administration.
• Basic understanding and hands-on knowledge of Firewall administration and network security.
• Good troubleshooting and problem-solving skills.
• Ability to manage and prioritize multiple technical tasks.
• Good team-handling and leadership skills.
• Excellent verbal and written communication skills.
• Ability to work independently as well as collaboratively within a team.

Preferred Qualifications

• Bachelor’s degree/Diploma in Computer Science, Information Technology, or a related field.
• Relevant certifications such as Microsoft, Windows Server, or networking certifications will be an added advantage.
• Previous experience in a Senior System Administrator / System Administrator / IT Infrastructure role is preferred.

Key Competencies

Technical: System Administration | Windows Server | Microsoft 365/O365 | Firewall Basics | IT Infrastructure | Troubleshooting

Professional: Team Handling | Leadership | Communication | Problem Solving | Time Management | Vendor Coordination