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Ralf B.

Consultant

Weilheim an der Teck, Germany

Experience

Jan 2022 - Dec 2023
2 years

Consultant

IT Service Provider

  • 20000 users worldwide support Migration Cisco to MS Teams

  • Cisco CUCM
  • Cubes
  • Teams Telephony
  • Direct Routing
  • Operator Connect
  • Design, Configuration Cubes, Routing
  • Azure Automation
  • Webhooks
Oct 2019 - Present
5 years 11 months

Senior Microsoft Consultant

Selbstständig

  • Microsoft UC consulting, design, implementation
  • Cloud, O365, Azure
  • Project management
Oct 2019 - Dec 2021
2 years 3 months

Consultant

Energie

  • 15000 users design/deployment SfB 2015 On-Prem

  • Cisco integration via CMS and direct SIP
  • Teams
  • O365 onboarding
  • AD forest migration
  • Enterprise Voice
  • SfB hybrid
  • Federation
  • 3rd level operations, support
Jan 2019 - Dec 2019
1 year

Consultant

Automobilbranche

  • 1600 users roll-out SfBO/Teams

  • Enterprise Voice
  • Edge
  • Video conferencing system
  • O365
  • Support (1 month)
Jan 2019 - Dec 2019
1 year

Consultant

Dienstleistung

  • 3000 users roll-out Teams (Direct Routing)

  • SfB to SFBO/Teams migration
  • Enterprise Voice
  • Edge
  • Integration with Crestron video conferencing
  • Kemp
  • MIM
  • O365
  • AADConnect
  • Azure Identity
  • Conditional Access
  • Operations, support, 3rd level (6 months)
Jan 2019 - Dec 2019
1 year

Consultant

Maschinenbau

  • 1000 users roll-out Teams (Direct Routing)

  • Audiocodes SBC
  • Enterprise Voice (1 month)
Jan 2018 - Dec 2018
1 year

Consultant

Diverse Mittelstandskunden Industrie

  • 500 - 1600 users roll-out SfB

  • Enterprise Voice
  • Edge
  • O365 enablement
Jan 2018 - Dec 2018
1 year

Consultant

Industrie

  • 100000 users SfB assessment, review, evaluation (2 weeks)

Jan 2018 - Dec 2018
1 year

Consultant

Öffentlicher Bereich

  • 2000 users Kemp load balancing (6 months)

Mar 2017 - Sep 2019
2 years 7 months

Senior Microsoft Consultant

Bechtle GmbH IT-Systemhaus

  • Microsoft UC consulting, design, implementation
  • Cloud, O365, Azure
  • Project management
Jan 2017 - Dec 2017
1 year

Consultant

Dienstleistung

  • 3000 users

  • Enterprise Voice
  • Edge
  • Integration with Crestron video conferencing
  • Kemp
  • MIM
  • Resource forest
  • Operations, support, 3rd level (6 months)
Jan 2017 - Dec 2017
1 year
Hybrid

Consultant

Industrie

  • 1600 users planning SfB

  • Enterprise Voice
  • Edge
  • Kemp
  • SfB hybrid
Jan 2016 - Dec 2016
1 year

Consultant

Industrie

  • 1600 users roll-out SfB

  • Enterprise Voice
  • Edge
  • Integration with video conferencing system
Jan 2016 - Dec 2016
1 year

Consultant

Industrie

  • 1000 users migration Lync 2013 to SfB + SBA

  • Pool pairing
  • DR implementation
Jan 2016 - Dec 2016
1 year
Remote

Consultant

Industrie

  • 2000 users upgrade Lync 2013 to Skype for Business

  • SBA
  • Remote access
  • Federation mobility
  • Enterprise Voice
Jan 2016 - Dec 2016
1 year

Consultant

SpezialChemie

  • 35000 users roll-out SfB Online

  • O365
  • ExpressRoute
  • Evaluation + planning for Cisco video conferencing integration (6 months)
Jan 2015 - Dec 2015
1 year

Consultant

Bankenumfeld

  • 50000 users roll-out Lync 2013

  • Conceptual support and technical consulting
  • Cost estimation and optimization
  • Preparation of decision papers
Jan 2015 - Dec 2015
1 year
Hybrid

Consultant

Dienstleister

  • 2000 users Lync 2013 migration

  • Remote access
  • Federation mobility
  • Persistent chat
  • Lync Online/SfB Online
  • Hybrid
Jan 2015 - Dec 2015
1 year
Hybrid

Consultant

Industrie

  • 3000 users Lync 2013 hybrid solution

  • Roll-out remote access, federation mobility, video conferencing
  • SfB Online
  • Hybrid
Jan 2015 - Dec 2015
1 year
Hybrid

Consultant

Industrie

  • 2000 users Skype for Business roll-out

  • Remote access
  • Federation mobility
  • SfB Online
  • Hybrid
Jan 2015 - Dec 2015
1 year
Hybrid

Consultant

Industrie

  • 200 users Lync 2013 solution

  • Roll-out remote access, federation mobility, video conferencing
  • Lync Online
  • Hybrid
Jan 2015 - Dec 2015
1 year

Consultant

Industrie

  • 1000 users Lync 2013 solution

  • Roll-out Enterprise Voice with PBX integration via SIP trunk
  • SBC, SBA configuration
Jan 2015 - Dec 2015
1 year
Remote

Consultant

Pharmaindustrie

  • 1000 users Lync 2013 solution

  • Enterprise Voice deployment
  • Federation
  • Remote access
  • Mobility
  • Polycom endpoints
  • WAC
Jan 2015 - Dec 2015
1 year

Consultant

Öffentlicher Bereich

  • 2500 users Lync 2013 enterprise deployment

  • Enterprise Voice
  • High availability
  • Highly redundant
  • Load balancer
  • Mobility
  • Federation
  • PBX integration
  • SIP trunk
  • SBC
  • WAC
Jan 2015 - Dec 2015
1 year
Remote

Consultant

Öffentlicher Bereich

  • 1800 users Lync 2013 solution

  • Roll-out remote access, federation, mobility
Jan 2014 - Dec 2014
1 year

Consultant

Bank

  • 1600 users Lync 2013 implementation with Cisco CUCM integration

  • Enterprise Voice
Jan 2014 - Dec 2014
1 year

Consultant

Dienstleister

  • 140000 users Lync 2013 implementation

  • Multiple international sites
  • Executive support
  • Enterprise Voice
  • SIP trunk
  • PBX integration
Jan 2014 - Dec 2014
1 year

Consultant

Dienstleistung

  • 600 users Lync 2013 implementation

  • Multiple international sites
  • SBA
  • Design
  • Edge
  • Mobility
  • Federation
  • Coexistence
Jan 2014 - Dec 2014
1 year

Consultant

Industrie

  • 1800 users Lync 2013 solution

  • Roll-out Enterprise Voice in existing Lync environment
  • Multiple global sites
Jan 2014 - Dec 2014
1 year

Consultant

Industrie

  • 4000 users Lync 2010 migration to Lync 2013 with External Access

  • Documentation
  • Mobility
  • Edge
  • Federation
Jan 2014 - Dec 2014
1 year

Consultant

Industrie

  • 1600 users Lync 2010 CAC and QoS implementation

  • Multiple international sites
Jan 2014 - Dec 2014
1 year
Germany

Consultant

Industrie

  • 2500 users Lync 2013 solution + Enterprise Voice + RCC

  • Multiple sites across Germany
  • Design
  • Implementation
  • Disaster recovery
  • Edge
  • Mobility
  • Federation
  • Coexistence
Jan 2014 - Dec 2014
1 year

Consultant

Medizin

  • 10000 users support in PKI solution design + HSM

  • Multiple international sites
  • Smartcard authentication
  • Implementation
  • High availability
  • Disaster recovery
Jan 2014 - Dec 2014
1 year

Consultant

Pharmaindustrie

  • 44000 users expansion of existing Lync infrastructure to additional sites, SBA

Jan 2014 - Dec 2014
1 year

Consultant

Werbeagentur

  • 1600 users migration OCS 2007 R2 to Lync 2013

  • RCC
  • Enterprise Voice
  • SIP trunk
  • SBC
  • Design
  • Documentation
Jan 2013 - Dec 2013
1 year

Consultant

Autoindustrie

  • 10000 users Lync Online (Office 365) roll-out

  • Multiple international sites
  • Design
  • Implementation
Jan 2013 - Dec 2013
1 year

Consultant

Dienstleister

  • 100 users planning migration Lync 2010 to Lync 2013

  • Design
  • Implementation
  • High availability
  • Edge
  • Mobility
  • Federation
  • Coexistence
Jan 2013 - Dec 2013
1 year

Consultant

Industrie

  • 100 users roll-out Lync 2013 solution + SIP trunk to public provider

  • Design
  • Implementation
  • Voice
  • Edge
  • Mobility
  • Federation
  • Skype
  • Exchange UM
Jan 2013 - Dec 2013
1 year

Consultant

Industrie

  • 10000 users roll-out Lync 2013 solution + Enterprise Voice + RCC

  • Multiple international sites
  • Design
  • Implementation
  • Disaster recovery
  • Edge
  • Mobility
  • Federation
  • Coexistence
Jan 2013 - Dec 2013
1 year
Germany

Consultant

Industrie

  • 1000 users planning migration Lync 2010 to Lync 2013

  • Multiple sites across Germany
  • Design
  • Implementation
  • High availability
  • Edge
  • Mobility
  • Federation
  • Skype
  • Coexistence
Jan 2013 - Dec 2013
1 year

Consultant

Reiseindustrie

  • 1000 users migration Lync 2010 solution to Lync 2013 + various branches

  • Multiple international sites
  • Design
  • Implementation
  • Voice
  • Edge
  • Mobility
  • Federation
  • Coexistence
  • Migration
  • SBA
Jan 2013 - Dec 2013
1 year

Consultant

Öffentlicher Bereich

  • 4000 users roll-out Facsys fax server solution with full redundancy and HA

Jan 2012 - Dec 2017
6 years

Consultant

infoWAN Datenkommunikations GmbH

  • Microsoft UC consulting, design, implementation
  • PKI, security
  • Project management
Jan 2012 - Dec 2012
1 year

Consultant

Bekleidungsindustrie

  • 7000 users bidder meetings for Lync 2010/13 solution

  • Multiple international sites
  • High availability
  • Voice
  • Edge
  • Mobility
  • Federation
  • Coexistence
  • Migration
Jan 2012 - Dec 2012
1 year

Consultant

Bio Lebensmittel

  • 800 users participation in installation, roll-out of Lync 2010 solution + Enterprise Voice

  • High availability
  • Edge
  • Mobility
  • Federation
Jan 2012 - Dec 2012
1 year

Consultant

Pharmaindustrie

  • 44000 users participation in installation, roll-out of Lync 2010 solution + Enterprise Voice

  • Multiple international sites
  • High availability
  • Edge
  • Mobility
  • Federation
  • Coexistence
  • Migration
Jan 2012 - Dec 2012
1 year

Consultant

Öffentlicher Bereich

  • 1000 users participation in installation, roll-out of Lync 2010 solution + Enterprise Voice

  • Edge
  • Mobility
  • Federation
Jan 2012 - Dec 2012
1 year

Consultant

Öffentlicher Bereich

  • 1000 users participation in planning, installation, roll-out of Microsoft PKI solution, high availability

Jan 2012 - Dec 2012
1 year

Consultant

Öffentlicher Bereich

  • 10000 users planning and installation of billing/accounting/analysis software named AlwinPro
  • Integration with various PBXs (Alcatel, Siemens, Cisco, Avaya)
Jan 2011 - Dec 2012
2 years

Projektmanager

Aurenz GmbH

  • Design, implementation of billing systems
  • Project management
Jan 2011 - Dec 2012
2 years

Consultant

Industrie

  • 200000 users planning, installation, roll-out of project-specific billing solution
Jan 2011 - Dec 2011
1 year

Consultant

Diverse Projekte

  • 200 -1000 users planning and installation of billing/accounting/analysis software named AlwinPro
  • Integration with various PBXs (Alcatel, Siemens, Cisco, Avaya)
Jan 2010 - Dec 2010
1 year

Consultant

Diverse Projekte

  • 200 -1000 users planning, design, installation CUCM 8.X + 3rd party products
Jan 2010 - Dec 2010
1 year

Consultant

Pharmaindustrie

  • 100000 users design for CUCM environment + 3rd party products
Jan 2010 - Dec 2010
1 year

Consultant

Produktion

  • 5800 users planning, migration and installation Cisco Unified CallManager 6.x to 8.x

Jan 2010 - Dec 2010
1 year

Consultant

Versicherung

  • 100000 users design for CUCM environment + 3rd party products
Jan 2009 - Dec 2009
1 year

Consultant

Industrie

  • 1000 users planning, installation Cisco Unified CallManager
Jan 2009 - Dec 2009
1 year

Consultant

Industrie

  • Several thousand users planning, installation Cisco Unified CallManager 6.x
Jan 2009 - Dec 2009
1 year

Consultant

Industrie

  • 100000 users design for CUCM environment + 3rd party products
Jan 2009 - Dec 2009
1 year

Consultant

Technologie Branche

  • 50000 users design for CUCM environment + 3rd party products
Jan 2008 - Dec 2008
1 year

Consultant

Diverse Projekte

  • CUCM 6.X and CallManager Express installations 100 - 1500 users
Jan 2008 - Dec 2008
1 year

Consultant

Energiebranche

  • 200000 users OCS 2007R2 design for approx. 2500 branches combined with Nortel VoIP system
Jan 2008 - Dec 2008
1 year

Consultant

Maschinenbau

  • 200 users planning, installation Cisco Unified CallManager Express
Jan 2005 - Dec 2011
7 years

Senior System Manager

T-Systems International GmbH (vormals T-Systems Business Services GmbH und Deutsche Telekom Network Projects & Services GmbH )

  • Cisco voice consulting, design, implementation
  • OCS, Cisco AVVID
  • Deputy technical team lead
  • Project management
Jan 2004 - Dec 2007
4 years

Consultant

Diverse Mittelstandskunden

  • (~20) 500 – 1500 users planning and installation (Cisco CallManager) CCM 4.1
  • Also delivering training (admin and end-user)
Jan 2000 - Dec 2005
6 years

Systemadministrator

Deutsche Telekom Training GmbH (vormals T-Systems Training GmbH und debis Systemhaus Training GmbH)

  • IT consulting, project management, system management
  • Server and storage management, network management
  • Deputy team lead, system engineering, IT procurement

Languages

German
Native
English
Advanced

Education

Oct 1997 - Jun 2000

Akademie für Datenverarbeitung

State-certified computer scientist · Computer Science · Böblingen, Germany

Oct 1995 - Jun 1997

Universität Stuttgart

Computer Science · Stuttgart, Germany

Oct 1991 - Jun 1994

Wirtschaftsgymnasium Kirchheim/Teck

University entrance qualification (specialized) · Kirchheim unter Teck, Germany

Certifications & licenses

Microsoft Certified: Azure Fundamentals (AZ-900)

Microsoft

MCSA (O365)

Microsoft

MCSE (Cloud Platform and Infrastructure)

Microsoft

MCSE (Productivity)

Microsoft

MCSE (Productivity)

Microsoft

Lync Network Readiness

Kemp

Audiocodes (ACP)

Audiocodes

MCSA (Windows Server 2012)

Microsoft

MCSE (Communication)

Microsoft

CCDA

Cisco

CCNA

Cisco

CCNP (Voice)

Cisco

MCDBA

Microsoft

MCSA (W2003)

Microsoft

MCSA (W2k)

Microsoft

MCSE (W2k)

Microsoft

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