Jeff Callahan Email & Phone Number
Identity and Directories Sr Analyst, Mars Global Services @ Mars
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Jeff Callahan Location
- New York, NY, US
Jeff Callahan Work
- 2019 -now Identity and Directories Sr Analyst, Mars Global Services @
- 2016 -now Identity and Directory Services Architecture and Engineering Consultant, Sanofi Pharmaceutical @ JJC IT Consulting
- 2012 -2015 IT Infrastructure Architect @
- 2010 -2012 Windows Engineering Consultant @
- 2005 -2010 Systems Engineer @
- 2004 -2004 Systems Administrator @ Baker& Taylor
- 2001 -2003 Systems Administrator @
- 1997 -2001 Network Administrator @
- 1991 -1994 systems engineer @ vitronics
- 1991 -1994 systems engineer @ vitronics
Jeff Callahan Education
- Cittone Institute
(Computer Science and Robotics)
1986-1988
Jeff Callahan Skills
- IT Strategy
- Information Technology
- Consulting
- Windows Server
- Cisco Technologies
- Active Directory
- Data Center
- Infrastructure
- NetApp
- ITIL
- DNS
- Storage Area Networks
- Networking
- Microsoft Exchange
- Vendor Management
- Switches
- Dell PowerEdge Servers
- Virtualization
- Enterprise Architecture
- Network Engineering
- Network Administration
- Disaster Recovery
- Enterprise Software
- Storage
- WAN
- Project Management
- Servers
- Cloud Computing
- VMware
- Lan Wan
- Integration
- IT Management
- DHCP
Jeff Callahan Summary
- Jeff Callahan, based in New York, NY, US, is currently a Identity and Directories Sr Analyst, Mars Global Services at Mars. Jeff Callahan brings experience from previous roles at JJC IT Consulting, Tory Burch, Morgan Stanley and Hewlett-Packard Financial Services. Jeff Callahan holds a 1986 - 1988 Cittone Institute. With a robust skill set that includes IT Strategy, Information Technology, Consulting, Windows Server, Cisco Technologies and more. Jeff Callahan has 1 emails on RocketReach.
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