Mail Administrator

Mail Administrator

Primary skill: Unix &Office 365
Secondary skill: SMTP, NTP
Shift: 24X7 Rotation shift
Mumbai

Job Description:

Experience (3-4 years)

Strong understanding of Unix/Linux operating systems and commands
Optimize system performance by monitoring CPU, memory and disk usage, and troubleshooting bottlenecks.
Automate system maintenance tasks like logs rotation, backup and scheduling jobs using cron.
Knowledge of networking concepts and protocols.
Good understanding of SMTP,NTP, Chrony, DNS and SFTP
Configuring and maintaining email servers (like o365 ,SMTP)
Message tracking in both office 365 and SMTP(send mail/postfix)
Familiar with Email gateway (DLP/Symantec Messaging Gateway)
Experience with Exchange Online Protection (EOP) and Anti-spam/phishing configurations.
Experience with email security protocols (SPF,DKIM,DMARC)
Experience with o365 quarantine administration
Identifying and resolving issues related to email functionality, including connectivity, performance and security.
Implementing and enforcing security protocols to protect sensitive email data and prevent unauthorized access.
Managing email archiving and retention policies to meet legal and regulatory requirements.
Working with other IT teams and users to resolve issues, implement changes, and provide support.
Basic knowledge on windows servers
Willing to work in rotational shifts (24*7)
Key skills: Office 365, SMTP, EOP, NTP, Linux administration