Muhammad H

VoIP Installer & Support Engineer

Ringfree Communications • Vollzeit

Dec 2020 - Present • 5 yrs 5 mos

•Administered Bicom Multi-Tenant & NetSapiens platforms •Supported Cisco Broadsoft & FreePBX customers •Managed SIP trunk integrations (Bandwidth, VoIP Innovations) •Led number porting & carrier coordination (Spectrum, Cox, etc.) •Conducted PBX audits & migration planning •Performed remote phone deployments via onsite engineers •Configured call routing, IVRs, BLFs, hunt groups & failover rules •Resolved one-way audio, codec mismatches & registration failures •Supported Yealink, Fanvil & Grandstream devices •Managed Fax solutions (NetSapiens / NetSatisFax portal) •Used Zoho CRM, Zoho Desk, Asana & Rocketlane for project tracking •Achieved Yealink Certified IP Phone Engineer certification

Level 2 IT & VoIP Support Engineer (UK MSP – Remote)

Creative Networks,Rochdale-- UK • Vollzeit

Jan 2017 - Dec 2020 • 3 yrs 11 mos

• Administered 3CX PBX systems & SIP trunk integrations (Gamma, HV-Select) •Managed VLAN, switching (Zyxel), routing (Draytek) •Performed SIP troubleshooting, NAT traversal fixes & audio issue resolution •Managed Microsoft 365 (Exchange, Teams, SharePoint, Licensing) •Handled user onboarding/offboarding & Azure AD sync •Managed AD, GPO policies & hybrid environments •Performed DNS & SSL certificate installations •Used Datto RMM for infrastructure monitoring & escalation handling •Implemented Veeam & N-Able backup solutions •Supported Hornet Security (Mail Filter), Censornet (Web Security), ESET (Endpoint) •Created SOPs & Knowledge Base documentation •Handled 10–15 concurrent tickets daily via DeskPro