Network Infrastructure Engineer Ii
Resume:
Demetrius Johnson
*******.**@*****.***
Technical Skills:
●L2 Network Switching Protocols : CDP, LLDP, STP, VTP, VLAN, SVI, Port-channels: LACP, vPC
●L3 Routing Protocols operational Knowledge, Configuration and Administration’s, EIGRP, BGP, OSPF
● Network Protocols operational knowledge and administration: DNS, DHCP, TCP/IP, HTTP, HTTPS
● Network Security Protocols: AAA, Radius, SSL, LAN to LAN IPSec VPN,IKEv2,DMVPN,MPLS
● Network Hardware Administration of firewalls: Cisco ASA, ASDM, Palo Alto Networks
● Cisco IOS 15.x, 17.x, IOS-XR, NX-OS
● Cisco Catalyst 4500, 9300, 9400, and Nexus series switches as well as older models.
Cisco 4431,4451, 8500XL series routers as well as older models
Network Infrastructure Engineer II
Sutter Health, Roseville Ca · Apr 2023 – December 2024
Participates in the development of enterprise technology, solutions, systems, storage, network, and telecommunications engineering designs that are used as a basis for consolidating and standardizing infrastructure throughout Sutter Health. Participates in interpreting architecture requirements, design, product evaluations, selection, configuration, installation, testing, and integration of new technology to better support the needs of Sutter and its affiliates.
Network Infrastructure Facilities Builds, Upgrade/Remodels, and Life Cycle:
• Assist Senior Network Engineers with on-site support and implementation when needed.
• Coordinate with 3rd party communication vendors to schedule circuit installs
• Perform site survey, of MDF/IDF closets to capture current physical state.
• Use Visio design to Create/Update design current and future state of the network infrastructure
• Update / replace network configuration and hardware to new Sutter standard requirement
• Create “Method Of Procedure” (MOP) document for peer review outlining scope of work.
• Submit proposed work through Service Now for change management approval
• Build a Bill of Materials (BoM) from gathered requirements and submit it for ordering
• Receive and provision new hardware
• Provide post-change support, after upgrade.
• Provide daily support or clients of SRMC campus
Network Infrastructure Engineer II
Meyer Corporation Fairfield Ca Feb 2021 – Apr 2023
• Maintain the health of Network infrastructure in Fairfield and Vallejo locations
•Create, Administer and, troubleshoot VPC port Channels on Nexus 9K switches
• Upgrade change or replaced Cisco 2960s/x switches in 17 IDF closets in two locations
• Upgrade change or replaced Cisco 2960s/x switches in 17 IDF closets in two locations
• Upgrade as needed and maintain cable management in all IDF closets
• Troubleshoot and replace failed stacked switches as needed.
• Create, and Administer Cisco VLAN network assignments on Cisco Nexus 9k Switch
• Adhere to IT access management and change control procedures.
• Palo Alto Firewall Administration
• Support 3rd Party vendor's installation of IP-based network devices (i.e., Security Doors, Gate
• Support Wired and Wireless Network Infrastructure in Production, Automation and
• Warehouse distribution Center in Fairfield Ca
• Support Wired and Wireless Network Infrastructure for the main office in Vallejo CA
• Maintain the health of Unifi Wireless Network Infrastructure for both locations
• Support Network and Firewall OS patching, monitoring, and alerting.
• Troubleshoot network connectivity issues as they arise.
• Keep Network Infrastructure topology documentation updated.
IT Network Support Engineer II
Cisco Systems - San Jose, CA December 2018 – March 2020
Description: Responsible for establishing network connectivity of network infrastructure according to provided documented guidelines and requirement. Support Level 1,2 Cisco TAC agents Smart with Software Manager Satellite (CSSMS) As main point of contact work to Provide SSMS consultation and support training to Cisco Global Enterprise Clients and Sales Dept teams.
● Establish network connectivity between Wan endpoints using dynamic routing protocols BGP
● Establish Internal network connectivity of routers and switches using dynamic routing protocols OSPF, or EIGRP
● Configure secures site to site connectivity using IPsec, IKEv1 IKEv2, VTP, MPLS
● Install and Establish internet connectivity at client edge using NAT/PAT with Cisco IOS, or ASA firewall
● Create L2 VLANs,VI, and Trunking between Cisco Switches and ROS connections
● Configure VLAN port assignment on cisco switches for end user connection
● Assist L1, L2 TAC with Troubleshooting Connectivity issues checking for misconfiguration
● Assist Cisco customers with basic troubleshooting to assess Root Cause Analysis
● Attend weekly change meeting to assess needs of clients request for access to secured resources
●Create or modify router, F5, or firewall rules according to approved change request
● Assist L1, L2 TAC agents with solutions and resolution to resolve various issues with SSM Satellite
● Use Docker Network Skill to trouble shoot network connectivity issues with container frontend backend, and database
● Assist adoption process by Educating customers about Smart Accounts and SSM OnPrem device.
● Assist customer through WebEx session with installation, configuration, and troubleshooting CSSM Satellite
● Use BEMS / CSone ticketing systems to track and process of issues to resolutions
● Assist customer with inquiry
● Hold weekly training session with Local, and Offshore L2 support team.
Cyber Security Administrator II
Symantec - Mountain View, CA August 2017 - August 2018
Description: Provides prompt and courteous support to DigiCert Production, QA, data centers, Partners and Customer Channels through fulfillment of requests for hardware and software deployment, provisioning new modifications to network security policies via firewall rule changes, and Web traffic Monitoring. Responsibilities:
● Attended weekly change management meeting to review any network security related request
● Used Panorama management to provision new or modify existing Palo Alto firewall zone policies
● Added, modify, or remove ACLs on Cisco 6500 to allow access between data center Silo
● Provisioned, modified, nodes, pools, and Virtual Servers on Foundry / F5 load balancers per request
● Performed quarterly configuration audits of all routers, switches, load balancers and firewalls
● Performed quarterly password change audits of all routers, switches, load balancers and firewalls
● Rack and stack configured network equipment as needed
● Provisioned modified, or deleted DNS records from Proteus Bluecoat servers
● Created nightly report of any anomalies affecting Production or QA assets
● Assigned any IDS anomalies to affect department for investigation
● Suppressed any IDS alerts deemed false
● Monitored Splunk for Spikes in traffic that may cause network congestion
● Monitored Libre MS for any drops in network connections
● Administrated Network Environment through use of Linux and Windows Jump Host
Network Engineer II - IDF Project Manager
Palo Alto Medical Group (Sutter Health) - Sunnyvale, CA February 2015 to September 2017
Description: EOL router and switch refresh and upgrade of non-POE Cisco Catalyst 4506 and 6500
series switches, decommission of 7200 series routers and any other EOL network equipment
Responsibilities:
● Wrote EOL switch upgrade procedural document (manual)
● Used of SolarWinds Orion for Infrastructure location mapping
● Used of SolarWinds port scanner to determine Last change of switch port
● Used of NetQoS to analyses traffic flow of ports to determine candidates for removal
● Physical site inspected to determine rack spacing and cabling needed for new switch installation
● Cleaned up unused switch ports and cable management systems in IDF rooms
● Created patch panel matrix's to insure proper cabling reassignments
● Complete re-cabling of IDF cable management
● Rack and Stack new switches
● Used of SolarWinds port scanner for discovery determination of Static and DHCP ports
● Participated in team collaboration analyst and adjustments switch configuration for new switch
consolidation
● Issued upgrade or downgrade current switch iOS software to meet PAMF requirements
● Configured switch/router for installation using PAMF pre-scripted configuration file
● Worked with NE III to perform onsite switch/router physical replacement or install
Senior Systems Engineer
Creation Technologies - Santa Clara, CA April 2012 - February 2015
Description: Primarily responsible for the daily support of Server and Network Infrastructure at
Creations Santa Clara, plus Milpitas business units and their clients. Maintained in an Electronics
Manufacturing Services environment of 350 users, 12 Windows 2008/20012R2 locally, 1300 users, 250
Servers Globally as well assuring 0 down time by operational management and support of the network
communication infrastructure.
Responsibilities:
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