> Markdown version of [/jobs/ext/3951535-senioradministrator-ms-teams-microsoft-teams-voice-sharepoint-online](https://www.wearedevelopers.com/jobs/ext/3951535-senioradministrator-ms-teams-microsoft-teams-voice-sharepoint-online). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # SeniorAdministrator - MS Teams, Microsoft Teams Voice, Sharepoint Online - **Company:** HCL Technologies - **Location:** Schaumburg, IL, United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Microsoft Windows, Active Directory, Cloud Computing, System Configuration, Interoperability, Session Initiation Protocols, Microsoft Office, Microsoft Software, Routing, Private Branch Exchange (PBX), Windows PowerShell, Public Switched Telephone Networks, Skype for Business, Scaled Agile Framework, Microsoft SharePoint, Systems Integration, Webcast, Software Troubleshooting, Serverless Computing - **Published:** October 27, 2026 - **Apply:** https://www.careerbuilder.com/job-details/senioradministrator-ms-teams-microsoft-teams-voice-sharepoint-online-schaumburg-il--4cbf0ece-3f73-4205-8e62-152a08f23d58 ## About the Role Microsoft SharePoint, Microsoft Product Family, Microsoft Product Family, PBX (Private Branch eXchange), SIP (Session Initiation Protocol), PSTN (Public Switched Telephone Network), QoS (Quality of Service), Skype, Interoperability, Telephony, * 8+ years' experience on Microsoft Teams with Enterprise Voice is must * Experience on AudioCodes/Sonus Gateways/Downstream SBCs * Upgrading, installing, configuring, designing, and migrating Voice from PBX to MS-Teams * Experience and Knowledge on MS Teams Direct routing as services (DRaS) for Enterprise Voice & SIP Trunk Integrations. * Experience and Knowledge on hosting provider PSTN services. * Experience and Knowledge on 8x8 Unfiled communications. * Knowledge on Bandwidth planning, optimal conferencing traffic, capacity, QOS. * Experience in Skype with Enterprise Voice, Mediation server placement, gateways, trunks, voice resiliency, mediation server dependencies * Design voice interoperability to PSTN, QoS implementation for conference and other applications and integration with 3rd party telephony environment. * Knowledge on Enterprise Voice feature Call Admission Control, Call Park, Media Bypass, and Auto attendant etc. * Experience of configuring and troubleshooting Dial Plans, Normalization Rules, routes, PSTN Usage, and Voice Policy * Understanding of Call queue, Auto Attendant, Dial by Extension, workflows, call routing methods. * Good knowledge on Active Directory & Domain Services, Certificate Authority * Onboard devices on MTR technologies such as Poly, Neat, Creston, Logitech, ensuring seamless integration and functionality. * Knowledge on Windows, PowerShell & PowerShell Scripting * Knowledge on ITIL & Safe Agile framework like SLA management with detailed understanding on classification of (P1, P2, P3, P4) Incidents(tickets), Change management. Key Responsibilities VC REQUIREMENT: * Support for Videoconferencing platform and experience including operation, call set-up and equipment troubleshooting (Poly, Polycom, MS-Teams Live etc.) * Solid administration and analytical skills focused on Office 365 and MS Teams * Understanding of Cloud/hosting PSTN solution * Knowledge of Microsoft Teams Endpoints & Physical Phone OEMs (AudioCodes) * Proven experience as a UC&C Engineer with expertise in Teams MTR devices (Poly, Neat, Creston, Logitech, etc.). * Solid understanding of Unified Communications, Networks, and Teams. * Demonstrated ability to convert customer problem statements into effective IT solutions. * Experience in developing automation solutions using Azure Functions and PowerShell scripting. * Hands-on experience in implementing call routes and voice plans for Teams voice. * Familiarity with MTR technologies such as Poly, Neat, Creston, Logitech, and their integration processes. * Excellent communication and interpersonal skills with the ability to collaborate effectively with both technical and non-technical stakeholders. * Relevant certifications in Unified Communications or related fields are a plus. Skill Requirements ADDITIONAL DESIRED TECHNOLOGY EXPERIENCE: * Webcasting and Live Event Support (>1k user ) * MS Teams - Live Events, MS Stream * Video on Demand, eCDN , Conferencing Solutions Room Peripheral Integration i.e. Biamp's, Speakers, Mixer, Controllers etc., 1. Ability to work in large teams and manage project milestones 2. Excellent communications, presentation, and Problem-solving skills 3. Ability to develop requirements based on client inputs 4. Ability to work effectively in a remote, virtual, global environment.