RadinTelecom is a startup company providing new services in the telecom industry. Reporteddirectly to the CEO.Responsibilities- Acted as head of the negotiation team to FCP licensed companies- Acted as manager of the company's co-located equipment on FCP hosts- Led the technical teamAchievements- Signed a contract with an FCP for using infrastructure and equipment to provide services tocustomers- Contributed to providing high quality and reliable internet and data transmission services tocustomers- Ran several successful projects regarding network infrastructure and VoIP services

Avagostar Sarv Co. is one of the leading ISPs, which offers high-speed internet and dataTransmission services within the Tehran Province via point-to-point wireless media. Reporteddirectly to the CEO.Responsibilities- Optimized the network topology and infrastructure- Supervised wireless links such as microwave and standard 5Ghz wireless links and receivedrelated feedbacks and reports from relevant units- Implemented useful and updated protocols and network features- Recruited new employees and implemented, managed, and supervised workflows- Inspected and supervised data center and pop-site technical status- Cooperated with the QC department to improve performance of NOC and call center units- Briefed and led technical teams in applying changes to network infrastructureAchievements- Optimized and unified network routing protocols- Deployed integration of Layer 3 and Layer 2 protocols to achieve higher network efficiency- Improved spanning-tree protocol function- Optimized BGP protocol and achieved flexible default route selection for better load-balancingand redundancy- Optimized and improved site-sharing rules and techniques with other service providers toprovide accessibility to guest devices and added control on customer quality (for guest side)- Improved microwave links capacity and optimized wireless network topology to prevent pop-sitedata transmission losses- Optimized the passive structure of buildings receiving ADSL services- Trained the technical personnel about network and wireless concepts improvement- Formulated procedures to centralize backup of all network devices and keep them on NASstorage- Contributed to the significant reduction of customer churn due to technical conditions- Implemented out-of-band IP addressing structure for improved NMS accessibility- Optimized radius functions on MikroTik devices using the VSA concept- Eliminated information flow deadlocks by optimizing workflows

Tose Resan Pasargad Co. is one of the leading ISPs, which offers high-speed internet and dataTransmission services within the Tehran Province via point-to-point wireless media. Reporteddirectly to the CEO.Responsibilities- Optimized network topology and infrastructure- Implemented useful and updated protocols and network features- Received related feedbacks and reports from relevant units to improve personal efficiency andnetwork functionality- Inspected and supervised data center and pop-site technical status- Recruited new employees and implemented, managed, and supervised workflows- Prepared and submitted monthly, thematic, or seasonal reports to the CEO- Prepared and submitted short, medium, and long-term optimization plans to the CEOAchievements- Redesigned the IP-Plan on network structure- Optimized the routing protocol and summarized the routing table- Optimized and increased the capacity of wireless links including microwave and standard 5Ghzwireless links- Optimized the workflows of the technical department- Optimized configuration of network devices and standardized device configurations- Made scripts for radio devices to standardize all radio basic configurations- Implemented Syslog server and configured all devices to send logs to it- Formulated procedures to centralize backup of all network devices and keep them on NASstorage- Diagnosed and troubleshot TCP transmission problems on some Huawei microwave links- Changed network structure from Layer 2 to Layer 3 for local transit users and commit policingand access-list on local sites- Transferred BRAS from the main site to main pop-sites using both Cisco and Mikrotik BRASsolutions- Optimized BGP protocol and achieved flexible default route selection for better load-balancingand redundancy- Migrated from old accounting and CRM system to updated accounting server and new CRMplatform- Implemented out-of-band IP addressing structure for improved NMS accessibility

Tose Resan Pasargad Co. is one of the leading ISPs, which offers high-speed internet and dataTransmission services within the Tehran Province via point-to-point wireless media. Reporteddirectly to the CEO.Responsibilities- Carried out changes ordered by the technical manager- Submitted daily reports of changes and troubleshooting to the technical manager- Responded to requests from call center regarding diagnosis and troubleshooting of networkinfrastructure or dedicated customers- Updated monitoring software information including adding or removing customers on Cacti,SolarWinds, Smokeping, or IPAM softwareAchievements- Implemented and configured data center NAS storage- Managed threats and risks in the network infrastructure- Implemented, configured, and optimized monitoring software including SolarWinds productsand Smokeping software- Implemented and configured the TACACS protocol on the network using Secure ACS software- Contributed to the significant reduction of customer churn due to technical conditions

Tose Resan Pasargad Co. is one of the leading ISPs, which offers high-speed internet and dataTransmission services within the Tehran Province via point-to-point wireless media. Reporteddirectly to the CEO.Responsibilities- Scanned and monitored network elements and reported to the call center supervisor- Responded to shared and dedicated internet customers and followed-up their issues untilresolution- Monitored wireless links and escalated issues to related units- Submitted daily reports to the call center supervisorAchievements- Achieved top rankings in customer satisfaction from my responsiveness and follow-up- Achieved satisfactory appraisals from the Technical Manager and Call Center Supervisor

Paravar Engineering Co. is a subsidiary company of Masjed Soleyman Petrochemical Industries,which specializes in designing oil and gas industry solutions. Reported directly to ParavarEngineering Co. CEO and Masjed Soleyman Petrochemical Industries Co-executive Manager.Responsibilities- Solved servers issues- Acted as team lead for the department's client-side specialists- Secured network and bandwidth control- Implemented file transmission control and prevented security threatsAchievements- Contributed to the implementation of VoIP services- Achieved satisfactory appraisals from the senior management team with regard to the transferof all network devices and equipment to the new data center while observing minimum downtime- Optimized ISA service rules and functions- Optimized ISO forms in the IT segment

Rayaneh Komak is an end-user computer, mobile, and network troubleshooting service provider.Reported directly to the co-executive manager.Responsibilities- Implemented network services- Supplied required hardware and software for the network infrastructure- Solved customer network issuesAchievements- Obtained top-rankings in customer evaluations- Provided training to other colleagues on software, hardware, OS, and network subjects

Kanoon Ansar is one of the top-ranked chain libraries in the country with three sites inTehran. Reported to the Informatics Manager.Responsibilities- Solved the organization's personal computer issues- Supplied hardware and software for PCs and the network infrastructure- Monitored the PCs of the computer-site room- Monitored internet and transmission (to other sites) service bandwidth status- Controlled user subscriptionsAchievements- Implemented internet access solutions using Microsoft ISA software on the branch site- Presented new plans for optimizing the Active Directory service- Implemented a tunneling service between the central office and branch siteAwarded a letter of appreciation for quick learning and good service- Obtained satisfactory performance appraisals from my manager for rapid growth in technicalskills