freiberufler Unified Communications Specialist, Telecommunications Engineer auf freelance.de

Unified Communications Specialist, Telecommunications Engineer

zuletzt online vor wenigen Tagen
  • auf Anfrage
  • 82024 Taufkirchen, Kreis München
  • Europa
  • en  |  el  |  de
  • 20.03.2021

Kurzvorstellung

Cisco UC Engineer, with strong technical and project leading background. My latest projects were at Airbus Defense & Space as a UC consultant managing the VoIP and IP telephony platforms and at LogMeIn as a Telecom Engineer.

Auszug Referenzen (2)

"S. was acting in the Cisco Unified Communication (Telephony, Messenger, Videoconferencing and Webex) environment of a big international customer"
UC Consultant
Michael Weber
Tätigkeitszeitraum

10/2016 – 10/2018

Tätigkeitsbeschreibung

Collaborated with the Built and Operations Teams inside the Airbus Defense & Space IT organization in Germany. Delivered end-to-end projects as a Technical Lead. Communicated requirements between the end customer IT leadership and project management as consultant.

• Maintained and improved internal processes for supporting the IP telephony infrastructure, servicing more than 23000 users in Germany, the UK, France, and Spain.
• Migrated 4000 devices and users for Ariane Group Germany. Built the new Cisco UCM cluster facilitating encryption between the IP infrastructure endpoints.
• Migrated 3100 users and endpoints for Airbus Defense & Space Germany, from the legacy PBX (Call Manager) to the CUCM infrastructure. Teamed up with the professional services as a consultant to meet the customer requirements.

Infrastructure consisted of Cisco UCS servers, VMWare ESXi and vCenter virtualization, Cisco UCM clusters, Cisco Unity Connection voicemail, Jabber messaging, Webex Meetings On-prem, Cisco ISR routers and 3rd party ecosystems that provide attendant console and manager/assistant services (AndTek).

Eingesetzte Qualifikationen

Cisco Router, ISDN, QoS (Quality of Service), Serveradministration (allg.), SIP (Session Initiation Protocol), Systemadministration (allg.), Telekommunikation / Netzwerke (allg.), VMware ESXi, VMware vCenter, VoIP

"-"
UC Field Engineer (Festanstellung)
Kundenname anonymisiert
Tätigkeitszeitraum

9/2008 – 10/2016

Tätigkeitsbeschreibung

UC professional services. Service contract support. Elaborated technical solutions with customers. Maintained specializations and certifications with several vendors.

• Facilitated the firm to maintain the Gold Partnership with Cisco Systems leading to discounts on hardware up to 30% for the customer and 3-4% for the firm.
Key customer projects:
• Built Cisco Telepresence solution with SX/MX video endpoints and Cisco UCM, Jabber MRA, Expressway, Webex Cloud CMR, for a telecom company.
• Implemented Contact Center Express service, designed customer queues and wrote the IVR scripts, for an energy company.
• CUCM and UCCX installation, Jabber with Expressway and MRA, Jabber Guest WebRTC, ISDN circuit migration to SIP, Cisco SBCs. For the social security digital governance company.

Space Hellas is a dynamic, established System Integrator and Value-Added Solutions Provider, holding a leading position in the high technology arena. The company designs, supplies, implements, and supports integrated ICT and security solutions.

Eingesetzte Qualifikationen

Cisco Router, Cisco Switch, Netzwerkadministration (allg.), Systemadministration (allg.), VMware ESXi, VMware vCenter, VoIP

Ich biete

  • Cisco Router
  • Cisco Switch
  • Cisco UCM (Call Manager)
  • IP Telephony
  • Netzwerkarchitektur
  • SIP (Session Initiation Protocol)
  • Systemadministration (allg.)
  • VMware ESXi
  • VMware vCenter
  • VoIP

Projekt‐ & Berufserfahrung

Staff Telekommunications Engineer (Festanstellung)
LogMeIn, München
10/2018 – 12/2020 (2 Jahre, 3 Monate)
UCaaS (Cloud services)
Tätigkeitszeitraum

10/2018 – 12/2020

Tätigkeitsbeschreibung

Member of the Telecoms Team. Delivered flawless telecommunications service operations across the enterprise on a global scale. Efficiently supported the software and hardware life-cycle maintenance of the infrastructure. Maintained the service continuity globally. Fulfilled internal projects as a technical lead.

• Accomplished leadership financial goals of decreasing the third-party vendor footprint and services expenses by 5%, by improving efficiencies and managing resources.
• Achieved 99% operational excellence and satisfaction in supporting internal customers.
• Prepared and completed the migration of 500 users in EMEA, assisted in the roll-out of the service in the US (2000 users), from the legacy third party PBX to the in-house cloud based GoToConnect service.
• Collaborated with the Management and Communications teams giving feedback on the process.
• Built lab data center environment and enabled more than 100 engineers and specialists to have access to a testing and training platform.

Infrastructure consisted of Cisco UCM clusters (call manager), Jabber softphone, Cisco Expressway, VMWare ESXi with vCenter virtualization, Microsoft Hyper-V, Windows Servers, Cisco ISR routers, Ribbons SBCs, Genesys ININ Contact Center.

LogMeIn, Inc. is a provider of software as a service and cloud-based remote work tools for collaboration, IT management and customer engagement. The company's products are focused on three business areas, including Unified Communications & Collaboration services, Identity & Access Management services, and Customer engagement & support services.

Eingesetzte Qualifikationen

Cisco Router, Cisco Switch, Hyper-V, Netzwerkadministration (allg.), Serveradministration (allg.), Systemadministration (allg.), Telekommunikation / Netzwerke (allg.), VMware ESXi, VMware vCenter, VoIP

UC Consultant
NTT Germany (Dimension Data), München
10/2016 – 10/2018 (2 Jahre, 1 Monat)
IT & Entwicklung
Tätigkeitszeitraum

10/2016 – 10/2018

Tätigkeitsbeschreibung

Collaborated with the Built and Operations Teams inside the Airbus Defense & Space IT organization in Germany. Delivered end-to-end projects as a Technical Lead. Communicated requirements between the end customer IT leadership and project management as consultant.

• Maintained and improved internal processes for supporting the IP telephony infrastructure, servicing more than 23000 users in Germany, the UK, France, and Spain.
• Migrated 4000 devices and users for Ariane Group Germany. Built the new Cisco UCM cluster facilitating encryption between the IP infrastructure endpoints.
• Migrated 3100 users and endpoints for Airbus Defense & Space Germany, from the legacy PBX (Call Manager) to the CUCM infrastructure. Teamed up with the professional services as a consultant to meet the customer requirements.

Infrastructure consisted of Cisco UCS servers, VMWare ESXi and vCenter virtualization, Cisco UCM clusters, Cisco Unity Connection voicemail, Jabber messaging, Webex Meetings On-prem, Cisco ISR routers and 3rd party ecosystems that provide attendant console and manager/assistant services (AndTek).

Eingesetzte Qualifikationen

Cisco Router, ISDN, QoS (Quality of Service), Serveradministration (allg.), SIP (Session Initiation Protocol), Systemadministration (allg.), Telekommunikation / Netzwerke (allg.), VMware ESXi, VMware vCenter, VoIP

UC Field Engineer (Festanstellung)
Space Hellas SA, Athen
9/2008 – 10/2016 (8 Jahre, 2 Monate)
IT & Entwicklung
Tätigkeitszeitraum

9/2008 – 10/2016

Tätigkeitsbeschreibung

UC professional services. Service contract support. Elaborated technical solutions with customers. Maintained specializations and certifications with several vendors.

• Facilitated the firm to maintain the Gold Partnership with Cisco Systems leading to discounts on hardware up to 30% for the customer and 3-4% for the firm.
Key customer projects:
• Built Cisco Telepresence solution with SX/MX video endpoints and Cisco UCM, Jabber MRA, Expressway, Webex Cloud CMR, for a telecom company.
• Implemented Contact Center Express service, designed customer queues and wrote the IVR scripts, for an energy company.
• CUCM and UCCX installation, Jabber with Expressway and MRA, Jabber Guest WebRTC, ISDN circuit migration to SIP, Cisco SBCs. For the social security digital governance company.

Space Hellas is a dynamic, established System Integrator and Value-Added Solutions Provider, holding a leading position in the high technology arena. The company designs, supplies, implements, and supports integrated ICT and security solutions.

Eingesetzte Qualifikationen

Cisco Router, Cisco Switch, Netzwerkadministration (allg.), Systemadministration (allg.), VMware ESXi, VMware vCenter, VoIP

Qualifikationen

Unified communications and collaboration: Cisco Unified Communications Manager (CUCM), Unity Connection (CUC), Instant Messaging and Presence (XMPP, IM&P), Contact Center Express scripting (UCCX), VoIP protocols, Cisco Routers, Cisco Unified Border Element, Webex, Expressway, Mobile Remote Access (MRA), Jabber, WebRTC, certificates, TLS.

Networking: BGP, MPLS BGP, ISIS, OSPF, EIGRP. Switching technologies and devices for the LAN, routers and WAN.

Data center: Private cloud, Cisco UCS, VMWare ESXi, vCenter, Microsoft Hyper-V, Linux servers.

Basic knowledge of Python and working with APIs. Basic understanding of containers and Docker concepts.

Über mich

Reliable Unified Communications & Collaboration Specialist, with strong technical and project leading background in the IT field. Extensive know-how in maintaining services in complex enterprise environments. Experience in several industries and different types of networks and systems. Forward-looking engineer who makes infrastructure networks more efficient and resilient. Passionate about technology.

What I do:
Enabling my customers and associates, for more than 20 years, to materialize their leadership strategies, give value to their technologies and maximize their business ROI. I design, deploy, configure, and troubleshoot collaboration and unified communications applications, devices and networks. Have assisted cloud-based unified communications providers, system integrators, internet service providers and carriers, and other innovative enterprises in different sectors to achieve their goals.

What I am looking for:
I am interested in new opportunities and roles such as:
- Unified Communications / Collaboration Engineer
- UCC Technical Consultant
- Solution Architect
- Technical Team Leader

I have also been working on learning new skills in the automation field around the Cisco DevNet Associate certification. Working with applications, Cisco’s programmability strategy, and APIs. So, I am also interested in getting hands on experience with related roles.

Persönliche Daten

Sprache
  • Englisch (Fließend)
  • Griechisch (Muttersprache)
  • Deutsch (Grundkenntnisse)
Reisebereitschaft
Europa
Arbeitserlaubnis
  • Europäische Union
Home-Office
bevorzugt
Profilaufrufe
229
Alter
43
Berufserfahrung
20 Jahre und 11 Monate (seit 05/2000)
Projektleitung
6 Jahre

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