Summary
Overview
Work History
Education
Skills
Certification
Timeline
Generic

Jimmy Hagler

Kalkaska,MI

Summary

Resourceful Network and System Administrator consistently responds to wide range of technical challenges with focused and creative approach. Highly effective at problem solving and decision making. 15 Years of progressive IT experience with a DOD Secret clearances.

Overview

24
24
years of professional experience
1
1
Certification

Work History

Senior Network Engineer

Apex Systems
04.2024 - Current
  • Managed configuration and troubleshooting of routing protocols, enhancing data flow efficiency within the infrastructure. Using VMware, Pala Alto Firewalls, F5 LTM, Cisco ISE, Nexus, Catalyst 9K, and ASR.
  • Enforced security policies (STIG) to safeguard NIPR and SIPR (DOD Classified network). Providing network integrity against emerging threats and vulnerabilities.
  • Mentored junior engineers, fostering knowledge transfer and skill development within the technical team.
  • Conducted regular network assessments, identifying areas for improvement and implementing effective solutions promptly.
  • Monitored network activities to quickly detect and resolve operational and security issues.

Senior Network Administrator

Michigan Army National Guard
01.2002 - Current
  • Senior noncommissioned officer leading 5 man teams for technical training and support missions.
  • Identified and resolved issues with network devices.
  • Performed day-to-day LAN and WAN administration, maintenance, and support.
  • Installed, configured and supported local area network (LAN), wide area network (WAN) and Internet system.
  • Maintained network hardware and software and monitored network to support network availability to end users.
  • Diagnosed and resolved hardware and software issues.

Senior Systems Network Professional

US Federal Employee
01.2008 - 04.2024
  • Responsible for all local and wide area network, computer support, datacenter networking setup and support, and telephone support to include SIPR (DOD Classified network).
  • Responsible for over 800 router, switches, and wireless access points covering over 35 remote locations and 3 large campus size networks.
  • Proficient in Cisco ISE, Prime, DNA, UCS, Nexus, ASR, Firewall, Catalyst 2K – 9K switches, Meraki switches, Meraki AP, and Call Manger.
  • Experienced with HP, Brocade, and Netgear switches.
  • Programmed and administered VMware, Riverbed, Pala Alto Firewalls, Forescout Counter ACT, Veeam, Ubquity, Unifi, HP Storage Array, and HP Nimble Arrays.
  • Worked daily with VLANs, BGP, EIGRP SSL_VPN, MPLS, QOS, trunks, ether-channels, SM and MM fiber, CAT5/6 cabling including MDF/IDF and riser installations, VoIP, WLAN, LAN, WAN, AD, DNS, SMTP, SNMP, and FTP.
  • Engineering include construction, design, and inspecting of Campus Network infrastructure construction, new product design, installation and testing.
  • Prepared large scale network for security inspections following venders equipment security best practice that allied DOD DISA STIGS.

Education

Bachelor of Science - Computer Science And Programming

Baker College
Cadillac, MI
05.2008

Skills

  • Performance Monitor
  • Process Improvement
  • Router Installation and Optimization
  • Network Infrastructure Administration
  • Data Center Networking
  • Continuous Learning Mindset
  • Network Security Management
  • Wireless Networking Expertise
  • Backup Administration
  • Problem Analysis
  • Technical Troubleshooting
  • Network Architecture Design

Certification

CCNP Enterprise - Cisco Certified Network Professional - Dec 2023

Security+ CE - DoD 8570.01 IAM Level I and IAT Level II - May 2023

Timeline

Senior Network Engineer

Apex Systems
04.2024 - Current

Senior Systems Network Professional

US Federal Employee
01.2008 - 04.2024

Senior Network Administrator

Michigan Army National Guard
01.2002 - Current

Bachelor of Science - Computer Science And Programming

Baker College

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