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

Upwork SIP Jobs Completed Quarterly

On average, 33 SIP projects are completed every quarter on Upwork.

33

Time to Complete Upwork SIP Jobs

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Average SIP Freelancer Feedback Score

SIP Upwork freelancers typically receive a client rating of 4.51.

4.51
Last updated: August 1, 2015

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  1. Alex D.

    Alex D.

    Network / Security / VoIP / Unix Specialist

    Russia - Tests: 6 - Portfolio: 3

    15+ year experience in networking. Built an ISP (Internet Service Provider) from scratch. Network Planning, Designing, Implementing and Optimizing. Right now we have about 4500 customers. We use Wireless & Fiber technologies. I do WISP and ISP consulting. I specialize on the following products: *** HP (mainly ProCurve switches family and rack servers) *** D-Link (layer 2 & 3 manageable switches) *** Ubiquiti (AirMax, Unifi, mFi & AirFiber products) *** Mikrotik (CCR series, wired & wireless RouterBoard series, x86 RouterOS) *** Grandstream (VoIP PBX, Phones, Gateways and ATAs) *** Linksys (VoIP products) *** Cisco (VoIP products and Catalyst series) *** DELL (SonicWall series) *** Draytek (Network & VoIP series) *** Other products: Linux, Mac OS X, Windows, vmware ESXi, Asterisk, FreePBX I have a good knowledge of the following technologies: TCP/IP, IPv4, Static & Dynamic routing, BGP, EIGRP, OSPF, Layer 2 & Layer 3 VPNs, IPSec, NAT, PAT, STP, VLAN, QinQ, GVRP, HSRP, VRRP, RSTP, MSTP, VTP, RDP, Firewall, Remote Access, HTTP, Load balancing, QoS, CoS, OpenVPN. Check out tests I've passed. I'm new to oDesk, thats why my hourly rate is low now :-) I'm ready for a test task.

    $34.99 /hr
    64 hours
    5.00
  2. Hector Bravo

    Hector Bravo

    IT Expert - Project Manager - PMP, ITIL, VCP, MCSE, MCDBA, VoIP

    Panama - Tests: 13

    Design, Plan, Implement and Support for: - Windows Azure / Amazon EC2 - Microsoft Lync - Microsoft Sharepoint - Microsoft Exchange - Microsoft SQL Server - Microsoft Active Directory, ADFS - Microsoft Dynamics CRM - Windows Server / Hyper-V - Microsoft ISA/TMG/UAG - Microsoft SSCM, SCVMM, DPM - Microsoft Office 365 - Voice Integration with Lync - VMWare vSphere / ESXi - VMWare Site Recovery Manager (SRM) - Veeam Backup & Replication

    Groups: Microsoft Certified Professionals

    $33.33 /hr
    930 hours
    4.56
  3. Thiago Winkler

    Thiago Winkler

    Project Manager / Scrum Master / JIRA Expert / VOIP Expert

    Brazil - Tests: 1

    Experienced IT professional with international knowledge leading local and distributed teams of software developers, analysts and testers. Professional with technical background in Computer Science. Managerial skills are focused in continuous process improvement, project management and Agile methodology. For last 2 years I've been working with JIRA and Atlassian products, coordinating teams of developers and providing assistance to clients to configure, customize and maintain yours JIRA's environments. I have a lot of experience (3 years) with VOIP PABX softwares (like Asterisk) and complex VOIP environments. Also I have experience analysing communication protocols (SIP and H323). I'm working with software engineering on my current company where I'm responsable to define the process to our team of analysts, developers and testers. My experience in topics: • Managerial: -- Experienced Project Manager (PMI Member); -- Experienced Development Coordinator / Technical Leader; -- Experienced Business/System Analyst Leader; -- Experienced Scrum Master (Agile Methodologies); -- Experienced Process Developer and Integrator (merge of two companies); -- Knowledge of PMBoK methodologies; -- Knowledge and experience on CMMI implementation, training and evaluation; •Technical: -- Domain about Management Software (MS Project, MS Excel, MS Access, Dot.Project); -- Domain about Atlassian products (JIRA, Confluence, GreenHopper, Bonfire); -- Domain about UML (Unified Modelling Language) notation; -- Domain about Process Modelling Framework tools (EPF - Eclipse Process Framework) -- Knowledge in various languages (C, C++, Perl, PHP, Python, Delphi); -- Knowledge in Operational Systems (Linux Servers, Windows Server and MacOS); -- Knowledge in Web Architectures (Java, Web Services, APIs); -- Knowledge of telephony environments based on Voice Over IP (SIP and H323 protocol); -- Experience using and developing for Asterisk PABX IP software (AGI, IVR applications); -- Knowledge of VOIP software architectures (OpenSips, Sipproxd, RtpProxy, Cisco TCL); • Personal: -- Organized, responsible, engaged and committed. Problem solving and analytical skills, negotiation skills, multi- tasking and Mind Map user.

    $27.78 /hr
    20 hours
    0.00
  4. James E. Davis

    James E. Davis

    Telecom Engineer

    United States - Tests: 1

    A Telecommunications Industry professional with more than 16 years of total experience. 10 years as a Avaya Systems Application Specialist and 4 years experience as a Avaya Telecom Engineer. I am currently working at the University of Nebraska Medical Center as a VoIP Engineer. Proficient in troubleshooting and diagnosing telephone and data equipment issues. I have strong communication skills, written and verbal, commitment to provide quality service to internal and external customers. I have a demonstrated ability to quickly grasp and adapt to new skills and products; with time and practice, I am capable of becoming a Subject Matter Expert. Specialties: • Formerly Avaya Certified Expert (Communication Manager) • TIA Convergence Technologies Professional from the Telecommunications Industry Association • CompTIA A+ and Network+ certifications from the Computing Technology Industry Association • SSCA certifcation from The Sip School

    $25.00 /hr
    0 hours
    0.00
  5. Abhay Vaya

    Abhay Vaya

    VoIP Engineer, Configuration, Testing & Troubleshooting

    India - Tests: 1

    I have 5+ years of domain experience in VoIP configuration at wholesale and enterprise level. Currently working as QA testing and troubleshooting engineer for one of the Cisco VoIP Product. Additionally, have wide knowledge and experience in Telecom fields like Provisioning of Voice Leased line PSTN, C7 Signaling, GSM Architecture, LTE Basics.

    $11.11 /hr
    0 hours
    0.00
  6. Neeraj Chand

    Neeraj Chand

    Asterisk/ VOIP/Video Conferencing Solutions Consultant

    Fiji - Tests: 3 - Portfolio: 1

    Solutions architect and project manager with a strong focus on VOIP and voice driven applications including IVRs,pabx systems, and call center integration leveraging open source and closed source technologies to implement customised solutions. Flair for systems analysis and design with advanced communication and people skills. Specialties: Linux / Unix - Advanced Asterisk - Advanced VOIP - sip/iax -advanced Windows XP / Server - advanced Windows 7 - Intermediate Cisco routing/switches - advanced MSSQL - Intermediate MySQL - advanced Predictive Dialer systems - Advanced Excel - advanced c # - advanced Procurement / professional communication - advanced perl - intermediate Genesys Call Center Systems - Advanced Avaya - intermediate Current Roles / Achievements Responsible for all Voice / VOIP infrastructure across the OCIS group. Enhanced call handling efficiency by approximately 40% - via software upgrades and enhanced configuration. Developed enhancements to integrate with line of business systems and provide visibility on call patterns through visual tools. Added web based video conferencing, screen share and web chat to the portfolio of services available to all OCIS business users. Integrating Polycom auto provisioning systems with voice solution to make service delivery more robust and efficient. Currently developing intelligent routing systems for VOIP using EIGRP on cisco core devices. Integrating DUNDi, database functions, static variables from MySQL clusters with a self healing voip routing solution as the end goal

    $50.00 /hr
    0 hours
    0.00