
Qais Suliman
Verified Expert in Engineering
VoIP Administration Developer
Amman, Amman Governorate, Jordan
Toptal member since April 21, 2023
Qais is an experienced infrastructure specialist with a strong background in VoIP technologies and system administration. He has served as a support engineer responsible for managing all aspects of IP telephony and contact center projects, including installations, implementations, upgrades, testing, and ongoing support. His expertise spans both cloud-based and on-premise environments, with a focus on VoIP infrastructure and systems integration.
Portfolio
Experience
- VoIP Administration - 6 years
- VM - 5 years
- Contact Centers - 5 years
- IT Infrastructure - 5 years
- Linux - 5 years
- SIP - 5 years
- Windows - 5 years
- Asterisk - 1 year
Preferred Environment
IT Infrastructure, VoIP, Linux, IPsec, pfSense, Asterisk, Avaya Software, Cisco, 3CX, Twilio
The most amazing...
...accomplishment was working in installing and integrating cloud solution infrastructure for Maqsam.
Work Experience
Carrier Relation Telecom & Network Engineer
Maqsam
- Installed Point of Presence infrastructure in multiple countries, integrated them with AWS via VPCs and IPsec tunnels, and installed new service providers.
- Integrated different PABXs for customers with our cloud system so that customers can bring their own carrier (BYOC ) solution.
- Oversaw and installed redundant ISPs at the point of presence and fixed quality issues for clients.
VoIP Infrastructure Specialist
Arab Bank
- Worked on the Arab Bank for a centralized contact center solution and global contact center centralization project for the UAE, Bahrain, Qatar, Jordan, Palestine, Lebanon, and Algeria.
- Handled the Arab Bank Egypt data center movement while maintaining service running at all times. Avaya Aura components were on physical servers, including AACC, AMS, AES, EPMS, MPP, SM, SMGR, CM, and ACR.
- Carried out the Arab Bank unified communication upgrade and centralization of over 75 branches all over Jordan to the private automatic branch exchange (PABX) headquarters with full high-availability (HA).
Technical Support Engineer
Arab Telecommunication Trading & Maintenance Co
- Worked with the MetLife regional office in Jordan and implemented telephony, the contact center, the outbound manager, and the recording system from scratch.
- Installed and configured Avaya Aura solutions, including AACC, AMS, AES, CM, SM, SMGR, ACRA, EPMS, POM, MPP, APP server, and DB.
- Implemented and configured the Avaya Aura Contact Center and its components from scratch for an investment bank in Jordan.
Experience
MetLife Insurance
MY ROLE:
• Installed and configured Avaya Aura solution, including AACC, AMS, AES, CM, SM, SMGR, ACRA, EPMS, POM, MPP, APP server, and DB.
• Integrated Avaya Aura solutions with each other and EPMS and POM with app server and DB.
• Designed and implemented IVR and Call Flow to fit MetLife requirements.
• Handled historical report customization and real-time dashboard customization.
• Worked on agentless and agent-based outbound campaign design and customization.
• Developed a campaign to work as a call-back request and integrated it with DB to save customer numbers.
• Designed, planned, and carried out cutover with a rollback procedure in case of failure.
All Avaya Aura components were deployed on customer-provided VMware.
Arab Bank of Egypt Data Center Movement
Avaya Aura components were on physical servers, including AACC, AMS, AES, EPMS, MPP, SM, SMGR, CM, and ACR. Both app servers and databases were deployed on VMware. The ACR had one physical server and one blade server.
MY ROLE:
• Moved all services to standby servers.
• Built a new ACR in the next location, and the blade server was out of support.
• Ensured to move servers in a window less than 24 hours as the AACC shadowing does not work after that, and we have to restore the active server on the backup.
• Made sure all services and integration in the location were correct.
• Conducted switchover between two physical locations and moved the rest of the servers to the new location.
Investment Bank Upgrade
MY ROLE:
• Implemented and configured the Avaya Aura Contact Center and its components from scratch.
• Upgraded the telephony system from R6 to R8.1.
• Designed and implemented the interactive voice response (IVR) and the call flow to fit investment bank requirements.
• Handled historical report customization.
• Customized the real-time dashboard.
• Designed and customized agent-less and agent-based outbound campaigns.
Arab Bank Global Contact Center
The global contact center centralization included UAE, Bahrain, Qatar, Jordan, Palestine, Lebanon, and Algeria territories. I contributed to the employee self-service (ESS) installation and configuration in case of active and standby server failure. I handled installing the language server protocol (LSP) in each country to maintain the country in case of connection loss between territories.
I configured automated configuration management (CM) elite as a fallback plan in case the interactive voice response (IVR) and Avaya Aura Contact Center (AACC) fail to maintain service. I also enhanced vectoring to maintain a certain service level.
Arab Bank Unified Communication, Centralization, and Upgrade
MY ROLE:
• Handled HA CM installation.
• Configured the primary rate interface (PRI), central office (CO), and session initiation protocol (SIP) trunks.
• Collaborated with the network team for route switching and connection readiness.
• Worked with the cybersecurity team to check firewall connection readiness.
• Met with the security assurance team to ensure products aligned with Arab bank policies.
• Coordinated with the security team to resolve vulnerabilities and ensure product readiness for going live.
• Planned the cutover and test cases as well as the rollback plan in case there was a failure to go live.
• Carried out an impact assessment before going live.
• Handled the Avaya solution platform installation and configuration.
• Centralized over 75 branches all over Jordan to HQ PABX.
• Configured and tested high availability (HA) and language server protocol (LSP) in different locations.
Certifications
Contact Center CCT and Multimedia Certified Implementation Specialist
Avaya
Avaya Certified Implementation Specialist (ACIS)
Avaya
Avaya Contact Center Select Implementation and Maintenance
Avaya
Skills
Tools
Avaya AES, Avaya One-X Agent, Avaya DD, Avaya OD, pfSense, Asterisk
Platforms
Linux, Red Hat Linux, Twilio, Ubuntu, Windows, Azure
Languages
Bash, Python
Storage
MSSQLCE, Microsoft SQL Server
Other
Avaya Enterprise, IP Telephony, VoIP, VoIP Administration, VM, Avaya Software, Contact Centers, Integration, SIP, Networking, IPsec, Cisco, 3CX, LAN Switching, Infrastructure, VoIP Tunnels, Architecture, VMware VMotion, Contact, Web Services, High Availability Disaster Recovery (HADR), PABX, Chatbots, IT Infrastructure
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