Browse VOIP Administration job posts for project examples or post your job on Upwork for free!

VOIP Administration Job Cost Overview

Typical total cost of Upwork VOIP Administration projects based on completed and fixed-price jobs.

Upwork VOIP Administration Jobs Completed Quarterly

On average, 54 VOIP Administration projects are completed every quarter on Upwork.

54

Time to Complete Upwork VOIP Administration Jobs

Time needed to complete a VOIP Administration project on Upwork.

Average VOIP Administration Freelancer Feedback Score

VOIP Administration Upwork freelancers typically receive a client rating of 4.75.

4.75
Last updated: August 1, 2015
Clear all filters
  1. Arsen S.

    Arsen S.

    VoIP Administration & Development

    Bulgaria - Tests: 2 - Portfolio: 6

    I am focused in VoIP field only and I have been working here for more than 8 years. My Area of experiences: VoIP -Asterisk PBX: Full proficiency -FreeSWITCH: Full proficiency -Yate: Full proficiency -Strong knowlege of SIP protocol and SIP routers/proxy servers -OpenSER (Kamailio/OpenSips) -Load Balancing, Least Cost Routing, High Availability, NAT Traversal, Rate and billing systems, etc. -IVR and Auto Attendant Development -Secure VoIP: TLS, SRTP, ZRTP Full proficiency in free Billing/CDR solutions: -A2Billing: Full proficiency (configuration from scratch, customisation) -CDRTool (prepaid billing/accounting and sip tracing for OpenSIPS using RADIUS) -CDR-Stats (call detailed statistic/realtime stat for asterisk and freeswitch) -cgRates (billing for Freeswitch) I provide: - Development of custom Billing and software solutions for Premium Rate Numbers business. - HA and Scalability solutions for existing VoIP networks. - Development and optimisation of VoIP networks/projects. - Ongoing support via request/ticket tracker system. - VoIP Security and Hacker protection solutions. I have successfully completed large amount of commercial installations of VoIP PBX servers. From SOHO to Enterprise deployment including integration of various VoIP solutions into existing network environment. I also have experience in building of secure "bastion" VoIP/Linux servers. Payment Terms: Minimal support package 5 hours. Short-term hourly support: $50 For long-term support please contact for price options. For sizable development projects please contact for price options. We charge upfront scoping (roadmapping meeting, flat-rate). Hourly based projects: -Current hourly rate is $50. Price per projects/feature: -Fixed price projects are calculated based on the hourly rate and expected task complexity. -For all fixed price projects complete project specification with clear tasks description is required -For all fix price projects work will be started only after payment has been es-crowed and both parties have agreed with working terms.

    $55.56 /hr
    183 hours
    4.54
  2. Yasir Star

    Yasir Star

    Network/System/PBX Engineer

    Pakistan - Tests: 2 - Portfolio: 5

    I am Telecommunication Engineer. I have 04 years and 10 months experience in EPABX, IP Networking, IT, Telecommunication, SDH, IP Telephony, GSM, Optical Fiber Transmission. I also have experience in following areas: Computer Hardware/Software, Online Technical Support, Phone Support. I am Certified Engineer From Cisco and Alcatel-Lucent. I can work with Technical/Non-Technical Challenges. I can provide Online Support for given Task.

    $8.00 /hr
    4 hours
    5.00
  3. Lakshman Singh

    Lakshman Singh

    Cisco Voice Expert

    India - Tests: 3 - Portfolio: 1

    *Cisco Voice/UC Consultant (CCIE-VOICE, CCNP-VOICE/CCVP) having more than 6 years of extensive experience in Cisco Installations/deployment, Support, Presales, Postsales, Training, Documentation. *I have deployed a Cisco UC (CUCM, CME, CUC, CUPS, ISRG2 Routers, VCS-C, VCS-E, UCCX, Jabber etc.) cluster of 2000 IP Phones alone. *I have designed and deployed 5 Cisco BE6000 / BE6K and BE7000 / BE7K Solutions *I have worked in Cisco TAC, have vast experience in troubleshoot. *I have worked in Presales, knowledgeble about Licensing, Ordering, RMA etc. CERTIFICATION(S) : CCIE-VOICE (written) | CCNP-VOICE/CCVP | CCNA-VOICE | CCDA | CXFS | CCNA & CCENT SERVICES OFFERED : 1. CUCM (Cisco Unified Communications Manager) 2. CUC (Cisco Unity Connection) 3. CUPS (Cisco Unified Presence Server) 4. UCCX (Unified Contact Center Express) 5. CME (Cisco Unified Communications Manager Express) 6. CUE (Cisco Unity Express) 7. VCS (Video Communications Server) 8. Cisco Telepresence / Tandberg (For Video Conferencing) 9. Cisco Jabber 10. Cisco Voice Gateway / Router (29xx, 39xx etc.) 11. Cisco Switches (PoE and Non PoE) 12. Integration of Cisco Devices 13. Analog Voice Gateways 14. Cisco BE6K / BE6000 15. UCS Servers 16. UC520 / UC500 17. MPLS, Frame Relay, PPP

    $40.00 /hr
    4 hours
    5.00
  4. Luke P.

    Luke P.

    'Beautiful things don't ask for attention'

    United Kingdom - Portfolio: 3

    A multicultural, open minded designer and soccer enthusiast. Born in Coventry,England. Lived in France for 4 years before traveling Australia and New Zealand in 2008 (also played Semi-Pro Soccer). Moved to USA in 2009 to study Graphic Design whilst playing collegiate soccer. Currently taking a proactive approach to graphic & web design.

    $22.00 /hr
    0 hours
    4.93
  5. Jose Arteaga

    Jose Arteaga

    Cisco Telecommunications Engineer - Powering productivity through Comm

    Venezuela - Tests: 6

    Who I am... Network Engineer with 5+ years of experience working with a variety of technologies from different vendor like Cisco, VMware, Microsoft, Watchguard, Barracuda, etc. I had designed and implemented networks from scratch starting on the infrastructure (Routing and Switching), Security and finally the Applications (Unified Communications and Collaboration). My Mission... I specialized on designing and implementing network solutions for small, medium and large businesses in many different vertical markets like the oil and gas industry, banking, food and beverages industry and others. I had achieved customer satisfaction 100% of the time and exceeded their expectations while staying on-budget, meeting deadlines and finding new business opportunities inside the company and the customers. Always looking for the biggest challenges that help me excel myself not only in the networking field, but also in the business management side of the company making myself an integral and interdisciplinary engineer capable of achieving the impossible.

    $50.00 /hr
    257 hours
    4.99
  6. Jawad Rashid

    Jawad Rashid

    Linux system Administrator / Network Administrator

    United Kingdom - Tests: 2

    I have strong expertise in Linux OS. Have more then 10 years of experience in installation and management of DNS, email, Proxy, Database, DHCP, FTP, HTTP, VLAN, VPN and IP PBX servers. I have worked in ISPs and telecom environment . and have very good concept of IP telephony systems and SIP/IAX/H323 Protocols. IP and SS7 interconnects and technologies. Have completed many projects including College Network design and implementation, fixed line telecom project using ZTE soft-switch. have very good knowledge of securing the networks and servers/workstations and specially telecom systems.

    $22.22 /hr
    0 hours
    0.00
  7. Max Topal

    Max Topal

    VoIP/Network/Linux Engineer

    Russia - Tests: 3

    Over 8 years hands-on experience. I have deep knowledge on VoIP Hardware and softswitches from open-source one (Asterisk, Elastix, Askozia, Freepbx, CallBox, Trixbox, Welltime, Yeastar) to licensed (Switchvox, Panasonic, Mera, RTU) . I am providing Asterisk-based PBX installation\integration, support, troubleshooting and consultations. Fully manage the installation, configuration and troubleshooting of Linux servers * Install and configure Web Servers and MySQL, PostgreSQL * Install and configure customer scripts and programs * Monitor performance to identify and resolve issues using a suite of systems and tools. * Provide VoIP Security * Troubleshoot and resolve network, system, hardware and software problems. * Achieve quick fixes and / or long-term solutions as needed. I have more than 100 successful IP-PBX server deployments, so I am confident that you will be satisfied with my work completely.

    $20.00 /hr
    0 hours
    0.00
  8. Uladzimir Rekshta

    Uladzimir Rekshta

    Senior Linux System Administrator (RHCE)

    Belarus - Tests: 4

    I am an experienced UNIX/Linux/BSD system administrator. In my over 10 years of experience, I have worked with various operating systems and I have encountered many different situations (high loads, web attacks, spam, resource balancing etc.). My area of expertise covers all Linux distributions and all common unix software like LAMP (Nginx, Apache, MySQL, PHP), mail services, TCP/IP, DNS, firewall, bash and perl scripting, backup, high load configurations, cloud hosting (Amazon Web Services).

    $10.00 /hr
    0 hours
    0.00
  9. Timi Phillips

    Timi Phillips

    Business Systemization Specialist & Project Manager

    United Kingdom

    Experienced in designing and implementing Streamlined Office Systems that automate processes where possible, using integrated systems so that work is not duplicated and to enable effective delegation and outsourcing where appropriate.

 Specialities: Business Systemization, Business Processes, Administrative Processes, Autoresponders, Workflow Automation, SOP manuals, Standard Operating Procedures, Project Management

    $55.56 /hr
    0 hours
    0.00
  10. Dmitry Sytchev

    Dmitry Sytchev

    Asterisk/Freeswitch/Kamalio expert, VoIP engineer, Linux administrator

    Russia - Tests: 7 - Portfolio: 1

    I have more than 10 years of experience in installation and support of carrier-grade VoIP services based on Asterisk, OpenSIPS, Kamailio, Freeswitch and proprietary SIP/VoIP software. My professional interests are Callcenters, automated dialer systems and integration of VoIP software with company information flows. You can rely on my strong engineering and programming skills for projects starting from single VoIP server to a complete wholesale/carrier VoIP solutions including billing, call data analysis, security and fraud prevention. I have developed complete SIP solutions for VoIP carriers worldwide: Proxy/Registrars, IVR, prepaid systems, multi-tenant VoIP switches, hardware PSTN gateways (Cisco AS5300/5500, Audiocodes Mediant 2000, Quintum Tenor). I have experience in setup, administration and security of Asterisk, FreePBX, Elastix and FreeSWITCH PBX installations. As a programmer I use PHP, Javascript (both client-side using jQuery and Angular.js and server-side with node.js), Perl (system scripts/applications, Mojolicious webapps). I also have experience in development and administration of MySQL and Microsoft SQL Server databases. I'm experienced network engineer, skilled in routing and switching, general network architecture planning and deployment, network monitoring and security, including HA solutions (heartbeat/pacemaker). I use Zabbix and have some experience with Nagios and other monitoring software. I can also offer you consulting support in VoIP and network technologies.

    $33.33 /hr
    93 hours
    4.95