John Core Email & Phone Number
Senior Unix Engineer
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John Core Location
- Harrisburg, PA, US
John Core Work
- Senior Unix Engineer @ CTI Networks, Inc. (January 2020 - Present)
- Senior Unix Administrator and Team Leader @ (May 2016 - January 2020)
- Splunk Administrator @ (September 2015 - December 2015)
- Infrastructure Services Consultant @ (October 2014 - June 2015)
- Systems Architect @ (January 2013 - April 2014)
- Senior Systems Engineer @ (May 2012 - October 2012)
- Senior Unix Administrator, , Implementation team @ (July 2009 - November 2011)
- Senior Unix Administrator, Security Analyst @ (July 2008 - July 2009)
- Senior Solaris and Linux Systems Administrator @ (July 2008 - July 2009)
- Lead Trainer, Trainer, Technical Support Engineer, Product Specialist @ (August 2006 - June 2008)
- Custodian of Records and Administrative Support @ (May 2005 - August 2006)
- Information Technology Architect @ (February 1995 - September 2004)
- Senior Systems Analyst @ Tressler Lutheran (January 1990 - January 1995)
- LAN and WAN pre-sales @ R.V. Quinn Business Systems (September 1988 - October 1989)
- Programmer, Project Manager @ TNC Inc (December 1984 - August 1988)
- Pharmacy technician @ (January 1978 - January 1984)
John Core Education
- Kutztown state college
Chemistry
1977-1982 - Central Dauphin Vo-Tech 1971-1974
John Core Skills
- Solaris
- Servers
- Disaster Recovery
- VMware
- Unix
- Operating Systems
- Linux
- Windows Server
- Data Center
- Troubleshooting
- Network Security
- Security
- Active Directory
- Cisco Technologies
- System Administration
- Firewalls
- Routers
- Virtualization
- Computer Security
- TCP/IP
- DNS
- ZFS
- Integration
- Information Security
- Storage Area Networks
- Solaris Volume Manager
- Linux System Administration
- VMware ESX
- IT Management
- UFS
- Jumpstart
- DoD
- Network Administration
- Requirements Analysis
- Information Assurance
- Security+
- LDOM
- Live Upgrade
- Sun StorEdge
- Multipathing
- SunRay
- Bash
- LAMP administration
- Checkpoint Security
- ITIL
- Sudo
- Nokia IPSO
- NGX
- Firewall-1
- Cisco Systems Products
- Tier Ii
- Red Hat Linux
- Hba
- Administration
- Firewall 1
John Core Summary
- John Core, based in Harrisburg, PA, US, is currently a Senior Unix Engineer at CTI Networks, Inc.. John Core brings experience from previous roles at Planet, Celerity, Medecision and AWI. John Core holds a 1977 - 1982 Chemistry @ Kutztown state college. With a robust skill set that includes Solaris, Servers, Disaster Recovery, VMware, Unix and more. John Core has 1 mobile phone numbers on RocketReach.
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