Summary
Overview
Work History
Education
Skills
Certification
Clearance
Timeline
Generic

Justin Lacefield

O'Fallon

Summary

Seasoned Network Engineer with 3 years of expertise in network engineering and security, honed at Apex Systems and the U.S. Air Force. Excelled in equipment configuration and team leadership. Analytical and logical professional quickly learns new concepts paired to complement understanding of networking protocols and OSI or TCP models.

Overview

9
9
years of professional experience
1
1
Certification

Work History

Network Engineer

Apex Systems
12.2023 - Current
  • Monitored network capacity and performance to diagnose and resolve complex network problems.
  • Provided complete end-to-end engineering and installation of route-based IP network solutions.
  • Performed troubleshooting for Juniper, Cisco, and packet analysis.
  • Provided network support services for devices such as hubs, bridges, routers, and other hardware.
  • Delivered end-user support by troubleshooting connectivity issues and providing guidance on proper usage of networking equipment.
  • Evaluated emerging networking technologies to identify infrastructure improvement opportunities.
  • Trained junior engineers on industry best practices, fostering a collaborative team environment that prioritized knowledge sharing.
  • Managed vendor relationships to negotiate contracts, procure equipment, and receive timely technical support when needed.
  • Diagnosed network problems involving combination of hardware, software, power and communications issues.
  • Troubleshot complex multi-vendor network service provider issues.

Information Assurance Analyst Intern

Acxiom
04.2023 - 10.2023
  • Worked with other teams to enforce security of applications and systems.
  • Investigated and resolved incidents of unauthorized access to sensitive information.
  • Educated and trained users on information security policies and procedures.
  • Analyzed network traffic and system logs to detect malicious activities.
  • Conducted security audits to identify vulnerabilities.
  • Administered and monitored firewalls, intrusion detection systems and anti-virus software to detect risks.
  • Performed risk analyses to identify appropriate security countermeasures.
  • Skilled at working independently and collaboratively in a team environment.

Network Systems Operations

U.S. Air Force Active Duty
10.2021 - 10.2023
  • Performed day-to-day LAN and WAN administration, maintenance and support.
  • Diagnosed network problems involving combination of hardware, software, power and communications issues.
  • Monitored networks and network devices to resolve technical problems quickly.
  • Provided detailed network diagrams, process flow charts and procedural guidelines.
  • Performed troubleshooting for Juniper, Cisco and packet analysis.
  • Advised network users regarding hardware requirements, configurations and limitations.
  • Configured and performed troubleshooting with routing and switching protocols.
  • Oversaw development and maintenance of computer systems, server upgrades and operating systems.
  • Manage over 35 customer requests per day
  • Created job essential tech supply kits used to accomplish team objectives, improved productivity by 13%.
  • Utilized various professional statistical techniques and maintained large databases to collect and analyze data from partners and customers.
  • Identified, analyzed, and interpreted trends or patterns in complex data sets by finding correlations and visualizing with charts.
  • Established strong team culture and values to promote teamwork, discipline and sportsmanship.

Aerospace Propulsion Craftsman

U.S. Air Force Active Duty
11.2015 - 10.2021
  • Reviewed drawings and engine blueprints to determine exact locations where issues occurred.
  • Inspected and repaired jet engines, small gas turbine engines and propellers.
  • Diagnosed aircraft engines and determined appropriate repairs needed to correct such issues.
  • Conducted all planning of aerospace propulsion maintenance functions and activities.
  • Removed and installed aircraft subsystem assemblies such as engines, rotors, gearboxes, transmissions and mechanical flight controls.
  • Recorded maintenance actions in aircraft logbooks.
  • Maintained orderly and safe work environment by enforcing tool control and FOD awareness, prevention and safety at all times.
  • Assisted with aircraft and equipment transport and movement.
  • Completed preventive and reparative maintenance on aircraft electronics and computer systems.
  • Managed over 20 airmen in training, getting them qualified.
  • Oversaw over 9 billion dollars worth of assets

Education

Pursuing Associates Degree - Electronics And Telecommunications

Community College of The Air Force
Montgomery, AL
04.2021

High School Diploma -

Arkansas High School
Texarkana, AR
06.2015

Skills

  • Installation Management
  • Equipment Configuration
  • Equipment Installation Coordination
  • Network Security
  • Technology Recommendations
  • Installation and Configuration
  • Software Management
  • Engineering Team Supervision
  • User Support
  • Kali Linux
  • Protecting Networks
  • Network Performance Analysis
  • Project Management
  • QRadar
  • BGP
  • Cienna 6500
  • ODXE
  • MSPP
  • MPLS

Certification

Comptia Security+

Clearance

Top Secret/SCI

Timeline

Network Engineer

Apex Systems
12.2023 - Current

Information Assurance Analyst Intern

Acxiom
04.2023 - 10.2023

Network Systems Operations

U.S. Air Force Active Duty
10.2021 - 10.2023

Aerospace Propulsion Craftsman

U.S. Air Force Active Duty
11.2015 - 10.2021

Pursuing Associates Degree - Electronics And Telecommunications

Community College of The Air Force

High School Diploma -

Arkansas High School

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Justin Lacefield