Senior Windows Admin – AD, Exchange, Security Specialist

Tata Consultancy Services; Muscat; On-site; OMR 10,000 - 15,000; Full time

Job summary

A leading IT services firm in Oman is seeking a Senior Administrator with extensive experience in managing IT infrastructure. This role requires expertise in Active Directory, Exchange Server administration, and security practices. The ideal candidate will ensure the security and efficiency of the IT environment while providing support and mentorship to junior staff. Interested candidates should apply before the deadline of 31-Feb-2026.

Qualifications

• Extensive experience in managing and supporting IT infrastructure.
• Proactive individual to ensure security, stability, and efficiency of IT environment.

Responsibilities

• Administer and maintain Active Directory domains.
• Manage and support Microsoft Exchange Server environments.
• Conduct regular vulnerability assessments.
• Establish and enforce security baseline controls.
• Maintain detailed documentation of system configurations.

Skills

Active Directory Management

Exchange Server Administration

Vulnerability Assessment

IIS Administration

Windows Administration

VMware Virtualization

Job description

A leading IT services firm in Oman is seeking a Senior Administrator with extensive experience in managing IT infrastructure. This role requires expertise in Active Directory, Exchange Server administration, and security practices. The ideal candidate will ensure the security and efficiency of the IT environment while providing support and mentorship to junior staff. Interested candidates should apply before the deadline of 31-Feb-2026.