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Muhammad Sarwar Email & Phone Number
Senior Manager IT | HOD | IT Specialist and Infrastructure Management
at
Crystallite Pakistan - (PVT) Limited
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✓ Verified Jun 2026
3 data sources
Profile completeness 100%
Current company
Role
Senior Manager IT | HOD | IT Specialist and Infrastructure Management
Location
Karāchi, Sindh, Pakistan
Company size
Who is Muhammad Sarwar? Overview
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Quick answer
Muhammad Sarwar is listed as Senior Manager IT | HOD | IT Specialist and Infrastructure Management at Crystallite Pakistan - (PVT) Limited, a company with 139 employees, based in Karāchi, Sindh, Pakistan. AeroLeads shows a matched LinkedIn profile for Muhammad Sarwar.
Muhammad Sarwar previously worked as Senior Manager IT | HOD | IT Specialist & Infrastructure Management at Crystallite Pakistan - (Pvt) Limited and IT Manager at Blueex. Muhammad Sarwar holds Mcse, Information Technology from Microsoft.
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Crystallite Pakistan - (PVT) Limited
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Profile bio
About Muhammad Sarwar
Over Nine+ Years of experience and a proven record of Open Source Telephony especially Asterisk and Free Switch, Cisco Routing and Switching and Telecom Solutions Implementation, Deployment and Support. Researching and developing new project especially on Open Source Soft wares and dynamic service Call Flows or Dial plan and networks designing (LAN/WAN) for VoIP in the Telecom and IT sectors.I have expertise in administration Cisco network environment and Linux (distro's. Red hat Enterprise, Cent OS, Fedora, and Ubuntu) based production servers driven dynamic service flow for VoIP or specifically for Asterisk and Free switch and system monitoring tools. I played a major role in Analysis/Design, Development, Testing, Deployment and Maintenance of an Internet Telephony Platform based on Asterisk. All this achieved with knowledge and experience in the following expertise: Cisco, Asterisk, ISDN, VoIP, SIP, Linux, Microsoft.Specialties:Linux/Unix, [RHEL5, CentOS, Fedora and Ubanto]VoIP and Call Center [Asterisk, Freeswitch, Vicidial, A2billing, FreePBX, Elastic, PRI PSTN and Card installation, Call Centre, Advanced IVR (AGI), Cloud Solution Using Asterisk, training on asterisk, VOICE etc.
Listed skills include Cisco Technologies, Ccna, Switches, Routers, and 20 others.
Current workplace
Muhammad Sarwar's current company
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Crystallite Pakistan - (Pvt) Limited
7 roles
Muhammad Sarwar work experience
A career timeline built from the work history available for this profile.
Senior Manager It | Hod | It Specialist & Infrastructure Management
Current Configuring VMs, applying patching and firmware upgrade of ESXI and blade servers. Install and configure Linux servers on physical and virtual machines. Create and manage VMs, installation of VM tools, custom virtual hardware provisioning as per guest OS. Implement and maintain collection of PowerShell scripts providing daily report functionality.
Dec 2023 - Present
It Manager
Present September 2021 in Universal Network System(Blue-EX). As a IT Manager, www.blue-ex.com Configuring VMs, applying patching and firmware upgrade of ESXI and blade servers. Install and configure Linux servers on physical and virtual machines. Create and manage VMs, installation of VM tools, custom virtual hardware provisioning as per guest OS..
Sep 2021 - Oct 2023
It Manager
Worldwide Outsourcing Solutions
Red Hat CentOS Linux Implement and Configurations Servers. Windows Active Directory Integration with Samba.Operating System Windows 10, 2012 R2, 2016 R2, Red Hat Linux, Centos 5,6,7, Fedora Core.Applications Firewalls, FTP client’s application, Network and System Tools Network Diagnostic tools, lookup, Bandwidth Monitor, IP filter, System Monitor tools.
Sep 2016 - Sep 2021
Asst It Manager
Outsource R Us Ptv Ltd
US Based Call Center- One of the leading International Outsourcing facilities geared towards providing its customers with world class products and services.- Providing services as a Network Engineer of more than 300 Computers, running Windows XP, Red Hat Linux and related products. - Designed and Implement a VOIP Network ( SIP and IAX based ) of around 300.
May 2012 - Sep 2016
Network Engineer
Outsource R Us Ptv Ltd
Networking and Hardware Cisco router switches Linux Asterisk Server VPN Server Samba Auto Dialer System Microsoft Windows Servers and Win XP, 7, Red Hat CentOS Linux Implement and Configurations Servers. FTP, VPN, Samba, Squid, IP Sec, Predictive Dialer,Windows Active Directory Integration with SambaOperating System Windows XP, Windows 7 /Vista/2003/2008.
Sep 2008 - May 2012
It Manager
New Horizons, Tec
- Asterisk/VoIP ConsultantTEC, Pearson VUE Testing Technical Support
- As primary Asterisk consultant and team lead, and performed Asterisk customization for small-large businesses in the Pakistan, Dubai and India
- Participated in and led installations ranging in size from one-man operations on up to municipalities.
- Evaluated and recommended hardware and equipment purchases to suit client needs and budget.
- Provided call center Asterisk customization, training, and consultation.
- Troubleshoot interoperability issues with client, hardware, ISPs, and telecom companies.
Mar 2013 - Apr 2016
2 education records
Muhammad Sarwar education
Mcse, Information Technology
Microsoft
Bachelor'S Degree, Computer Science, "B"
FAQ
Frequently asked questions about Muhammad Sarwar
Quick answers generated from the profile data available on this page.
What company does Muhammad Sarwar work for?
Muhammad Sarwar works for Crystallite Pakistan - (PVT) Limited.
What is Muhammad Sarwar's role at Crystallite Pakistan - (PVT) Limited?
Muhammad Sarwar is listed as Senior Manager IT | HOD | IT Specialist and Infrastructure Management at Crystallite Pakistan - (PVT) Limited.
Where is Muhammad Sarwar based?
Muhammad Sarwar is based in Karāchi, Sindh, Pakistan while working with Crystallite Pakistan - (PVT) Limited.
What companies has Muhammad Sarwar worked for?
Muhammad Sarwar has worked for Crystallite Pakistan - (Pvt) Limited, Blueex, Worldwide Outsourcing Solutions, Outsource R Us Ptv Ltd, and New Horizons, Tec.
How can I contact Muhammad Sarwar?
You can use AeroLeads to view verified contact signals for Muhammad Sarwar at Crystallite Pakistan - (PVT) Limited, including work email, phone, and LinkedIn data when available.
What schools did Muhammad Sarwar attend?
Muhammad Sarwar holds Mcse, Information Technology from Microsoft.
What skills is Muhammad Sarwar known for?
Muhammad Sarwar is listed with skills including Cisco Technologies, Ccna, Switches, Routers, Firewalls, Vpn, Network Security, and Network Design.
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