Jimik Stockton
San Antonio,USA
Summary
Dynamic Network Engineer with proven expertise at MSM Technology in designing and implementing secure network solutions. Skilled in network troubleshooting and technical documentation, I excel in enhancing system performance and mitigating risks. Committed to continuous learning, I leverage critical thinking to drive innovative solutions in complex environments.
Overview
10
10
years of professional experience
1
1
Certification
Work History
Network Engineer
MSM Technology
San Antonio, Texas
08.2024 - Current
- Configured and maintained virtual private networks (VPNs) to ensure secure remote access for users.
- Provide network architectural design, modeling, engineering, implementation, sustainment, migration, technical refresh, and lifecycle services for the DISA Datacenter and Cloud enterprise network infrastructure. Network services and products supported shall include, but are not limited to, routers, switches, firewalls, web application firewalls, DNS, email gateways, proxy services, VPN, Local Area Network (LAN), Wide Area Network (WAN), and protocols, cryptographic devices, associated device software and firmware, diagnostic tools, and automation systems. The contractor shall also support a number of Intrusion and Detection Systems (IDS), and other network defense architectures, in support of cyber defense operations and initiatives.
- Provide design solutions, implementation guides, and use DoD and industry best practices. The contractor is responsible for providing service transition to operations and shall reference an Information Technology Infrastructure Library (ITIL) framework.
- Provide/support implementation solution documents for the configuration and maintenance of DISA-hosted Application Delivery Controllers, to include software modules such as F5 BIG-IP Local Traffic Manager (LTM), Global Traffic Manager (GTM), and Access Policy Manager (APM).
- Design solution documentation that outlines guidance on licensing, physical architecture, logical configuration, eligibility, checklist application inventory, security policy protection phases, and basic administration to include system configuration baseline, and security policy configuration baseline.
- Build, implement, and document network-enabled applications, taking into consideration various factors such as, but not limited to, infrastructure requirements or limitations, security, and application performance needs and best practices.
- Network services and products supported shall include, but are not limited to, routers, switches, firewalls, web application firewalls, DNS, email gateways, proxy services, VPN, Local Area Network (LAN), Wide Area Network (WAN), and protocols, cryptographic devices, associated device software and firmware, diagnostic tools, and automation systems. The contractor shall also support a number of Intrusion and Detection Systems (IDS) and other network defense architectures in support of cyber defense operations and initiatives.
- Assume responsibility for all lifecycle components’ compliance with security controls, including confidentiality, integrity, and availability as well as compliance with Security Technical Implementation Guidelines (STIG) in depth.
- Engineer and implement network architectural changes in response to future network technology enhancements, DISA customer requirements, security requirements and enhancements, technical refresh efforts, lifecycle requirements, or changes in network capacity requirements.
- Prepare and design technical documentation to include white papers, briefings, and other required documents to support all engineering and implementation efforts with established policies and processes.
- Adhere to DISA enterprise network standards, including developing support documentation, leading technical working groups, conducting product evaluations, developing recommendations, and preparing and presenting briefings.
- Ensure that all engineering and implementation efforts adhere to DISA and DoD policies, and directives from the United States Cyber Command (USCC) and Joint Force Headquarters DODIN (JFHQ-DODIN).
- Assisted with the design and implementation of new firewall solutions.
- Trained personnel on proper use of firewalls as well as general security awareness topics.
- Identified potential vulnerabilities within existing firewall configurations.
- Worked closely with IT teams to ensure that all changes were properly documented.
- Monitored network traffic using packet sniffing tools such as Wireshark to detect malicious activity.
- Configured automated email notifications based on triggers generated by Splunk searches.
Network Engineer
Cisco
Raleigh, USA
01.2024 - 03.2024
- Tracked and reported information system vulnerabilities, recommending solutions to mitigate risks.
- Researched and implemented security solutions for network infrastructure enhancements.
- Defined project scope while collaborating with network engineers to assess technical needs.
- Analyzed data traffic patterns to pinpoint bottlenecks within system architecture.
- Monitored and reviewed network optimization solutions for improved performance.
- Diagnosed and resolved LAN/WAN connectivity issues for enhanced operational efficiency.
- Developed installation and troubleshooting procedures for communication hardware and software.
- Maintained documentation of network configurations and conducted routine maintenance.
System Administrator
Department of Navy, CNE-CNA
Naples, Italy
01.2021 - 01.2024
- Tested and assessed new endpoint products prior to approval.
- Reviewed security controls and provided operational insights on cyber threats.
- Evaluated and implemented technology systems to mitigate risks.
- Collaborated to apply patches, hot fixes, and critical updates as required.
- Conducted technical briefings for internal and external Service Level-1 representatives.
- Developed and maintained Information Security Program processes to address cyber security risks.
- Performed risk assessments on software applications and DOD networks to identify and remediate vulnerabilities.
Information Technician
US Navy
San Diego, USA
10.2016 - 12.2020
- Managed system-wide deployments of operating systems and software, resolving upgrade issues efficiently.
- Conducted daily monitoring to verify security, integrity, and availability of hardware and applications.
- Triage requests for assistance to provide timely and effective user support.
- Set up hardware and software in optimal configurations to ensure peak network performance.
- Delivered technology training to junior team members and end-users, improving overall productivity.
- Installed operating systems and applications while implementing preventive maintenance procedures.
- Diagnosed and troubleshot hardware, software, and network issues to minimize downtime.
- Configured workstations by installing and maintaining computer systems and network connections.
System administrator
Lowes corporation
Mooresville, USA
08.2015 - 08.2016
- Created solutions and implemented a practical, scalable, and secure model for enterprise applications, networks, and services.
- Implemented over 3 Technical Project Plans on a variety of optical platforms such as, but not limited to, VPN tunnelling, BroadSoft/Call Manager build-outs within the Voice Gateways, and advance VLAN configurations on unique local area networks.
- Maintained security appliances and applications in lower environments to ensure the ongoing security of the production environment.
- Created and updated 5+ Visio Network Diagram (Core, Distribution, & Access levels) work order requests of multiple Parent/Child locations.
- Investigated and consulted LAN vendor Complex Escalations daily, quickly, and accurately in resolving customer Router, Firewall Application, or Configuration data issues that were initiating Slow Internet connectivity, Packet Loss, and Voice Quality problems for Enterprise customers.
- Configured, pre-tested, and installed software changes or network configurations on customer LAN Routers/Switches, Voice Gateways, Wireless Access Points, and Wireless LAN Controllers, and Unity Connection Servers once the Change Control Requests (CR/CCR) has been submitted.
- Configured and troubleshot network protocols such as EIGRP, QOS, OSPF, and BGP.
- Thoroughly investigated, configured, and resolved VPN on-site (RIP), off-site (IPSEC), and Remote site (PPTP) connection issues due to incorrect customer login PPTP credentials, bandwidth utilization, improper duplicate IP routes, unexpected IP Address migrations or changes, and recommendations for IT vendors to properly whitelist or configure their Access-list for remote access or create a shared drive for file/folder accessibility on their LAN for their clients.
- Analyzed packet analysis output from Packet Captures (Wireshark) TCPDumps, and Access Control Lists.
- Aided with weekly Disaster Recovery & Backup procedures for multiple high-profile Fortune 500 customers.
- Monitored and responded quickly to network outages/events via Science Logic, Cisco Prime, & Cisco Meraki monitoring tools to bring customer services back online quickly or opened a new ticket with the supporting Third-Party Carrier.
- Maintained and ensured proper functionality, security, integration between our networks/clients, performance improvement, and connectivity of the WAN including all components of the LAN: Switches, Wireless Access Points, IPS/IDS, Firewalls, LDAP/AAA Servers, Network Interface Cards, Cabling, and additional Unified Communication operating systems.
Education
High School Diploma -
Mooresville High School
Mooresville, NC06.2014
Bachelor of Science (B.S.) - Network Engineering & Security
Western Governors University
Salt Lake City, UTSkills
- Critical thinking
- Attention to detail
- Problem solving
- Network troubleshooting
- Effective communication
- IP addressing and subnetting
- Technical documentation
- Continuous learning mindset
Certification
- Top Secret / SCI, Security Certification (U.S. Homeland)
- CompTIA Security+
- CompTIA A+
- Microsoft Azure Fundamentals (AZ-900)
- ITIL V4
- Cisco CCNA
Technical Experience
UFO 7, Digium/Switchvox, FreePBX, Asterisk, FXS/Analog, CAS, PRI, SipConnect, Broadsoft, Sonus ASX, Sonus (SBC/NBS,GSX,PSX), Jabber, Unity Connection, CUCM, CIMC, Cisco IM/Presence, COMSEC, SharePoint, Video Teleconferencing (VTC), Actellis, Access Switches, Core Switches, 2960 Series, Cisco 232D-ATA, 10k, 9k, 8k, 7k, 2k, IAD, 2431, 2432, 2435, 2911, 2950, 4431, Adit-600, Adtran, Edgemarc, Cisco ASA, Meraki, FirePower 5506-X, Jupiter SRX’s, Pal Alto, Access Points, WLC 2500 Series, SNMP, SMTP, DNS, FTP, TCP/IP, DHCP, HTTP, NAT, ACL, VPN, IPSec, IP Routing, Telnet, SSH, RDP, RIP, BGP, OSPF, MPLS, ISDN, MGCP, SIP, DTMF, SS7 Signaling, TDM, ISUP, TCAP, LERG, ADSM, Kiv-5, Kiv-7, ATM, DTA, MDA, DMR, Nortel, T-Berd, FCC-100, T-1000, ANDVT, USC-38, USC-43, TD-1271, WSC-3, WSC-5, Cisco Prime, Empirix, Netscore, Solarwinds (SNMP), Ansible
Timeline
Network Engineer
MSM Technology
08.2024 - Current
Network Engineer
Cisco
01.2024 - 03.2024
System Administrator
Department of Navy, CNE-CNA
01.2021 - 01.2024
Information Technician
US Navy
10.2016 - 12.2020
System administrator
Lowes corporation
08.2015 - 08.2016
High School Diploma -
Mooresville High School
Bachelor of Science (B.S.) - Network Engineering & Security
Western Governors University