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Mamun
@mamun69
System Administrator, Email Server, Webhosting , DNS and Linux Expert
Bangladesh
Bengali, English, French, German
About me
Certified Linux Server & Email Migration Specialist | Skilled in Zimbra, Zextras Carbonio CE, Office 365, and Google Workspace WHM cPanel, Webmin/Virtualmin, Plesk, Webhosting. I provide seamless email migrations (GoDaddy, IMAP, Namecheap to Office 365, Zimbra, Google Workspace) and expert Linux-based mail server setups. Advanced in SPF, DKIM, and DMARC configuration for better email deliverability. Proficient in Proxmox, ESXi, Mikrotik, and monitoring tools (Nagios, Cacti). Whether for email security, AD policies, or system administration, I deliver reliable, secure solutions.
Skills
Mamun
Offline •
Average response time: 2 hours
See my services
Server Administration
I will be your server administrator or system admin linux server windows server
Technical Support
I will install zimbra carbonioce with migration and zimbra zextras branding
Portfolio
Work experience
System and Network Administrator
Shahjalal Islami Bank PLC • Full-time
Jan 2024 - Present • 2 yrs 4 mos
System and Network Administration.
32 Reviews
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Rating Breakdown
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- Quality of delivery
- Value of delivery
1-5 out of 32 Reviews
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natma752
Repeat Client
France
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yescimar
Repeat Client
United States
Excellent man to work with! There for you day or night and will do his best always! Ty sir
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yescimar
Repeat Client
United States
Helpful?
seopagecreator
United States
Seller's Response
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junaedsheiak593
Repeat Client
United Kingdom
Our business relies heavily on reliable servers, and partnering with Mamu has been a game-changer. He's carried out a full audit, optimised performance, and now handle ongoing maintenance for us. The monitoring, security updates, and data backup solutions they’ve put in place have significantly improved...
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