Sr. Network Engineer Resume
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SUMMARY
- 20 Years Systems Engineering and management of a group of 12 engineers and technicians.
- Experience in the design, implementation and support of a large scale WAN comprised of Confidential firewalls and Cisco equipment including Cisco ASR 9010 with IOS XR, ASR 1004 with ESP 40 encryption modules in a multi - tenant cloud environment.
- Large scale MPLS implementation and support, including multi-tenant configurations, LDP, MP-BGP, L3VPN configuration and MPLS Traffic Engineering.
- Experience with network core redesign implementing Cisco Nexus 9000 leaf spine infrastructure and VxLan.
- Network design architect for cloud offering consisting of WAN, LAN, VPN, SSL VPN termination on Confidential 5050, design including L2VPN, L2VPN, OTV and other multi-data center considerations.
- Design and configure networks with F5 LTM and GTM, Data Domain, Storage and Firewalls, specifically Checkpoint and Confidential .
- Experience in the design, implementation and support of large scale LAN comprised of Cisco Nexus 7010 and Nexus 5500, including VPC configuration to ESX Servers, hosts and Nexus 2232 and 2248 FEX Fabric Extenders
- Experience in the design, implementation and support of a large scale private MPLS WAN comprised of Juniper equipment including SRX240, M10i, M320, Mx480, Mx960. Thorough knowledge of JUNOS.
- ITIL change control experience utilizing Service Now.
- Automate network tasks by writing and utilizing Python scripts.
- Cisco Certified Networking Professional CCNP, CCIE Candidate who passed the CCIE Written exam and have a CCIE Lab scheduled.
- Cisco routed and switched network design and implementation including multicast, OSPF, LDP, MPLS, EIRGP, BGP, IPv6, Security and QoS policies on Cisco and Juniper equipment.
- Experience in the design and implementation of VLAN’s, HSRP, Spanning Tree, Rapid Spanning Tree, Ether-Channel, IP Multicast, on Juniper, Cisco IOS, Cisco IOS XR, Foundry and Brocade equipment.
- Duties also include designing, engineering, and implementing software and hardware solutions for the support of a large and diverse client base. Perform and manage all back-end configurations, data replication, management systems, etc.
PROFESSIONAL EXPERIENCE
Sr. Network Engineer
Confidential
Responsibilities:
- Lead the organizations migration process from legacy Nexus 7000 infrastructure to Nexus 9000 equipment.
- Perform the design, implementation and test plan for equipment migration.
- Analyze and migrate WAN connections from legacy routers to ASR 1000 and 4451 routers.
- Manage all WAN connections and migrations.
- Evaluated routing domain and resolved routing loops, duplicate IP’s and redistribution loops.
- Migrated Confidential firewalls to new Checkpoint firewalls, including creating new policy layers.
- Migrated F5 load balancers to new infrastructure.
- Assisted in the design of a new Greenfield data center that will utilize Cisco ACI and Nexus 9000 infrastructure.
- Created the process for decommissioning equipment as well as the process for getting an accurate CMDB.
- Assisted with the SD-WAN deployment and troubleshooting for 1500 locations.
Network Engineer
Confidential
Responsibilities:
- Provide technical support and oversight as part of the team performing network hardware upgrades in all Kaiser data centers.
- Provide network discovery to identify servers and applications that may be impacted by hardware upgrades.
- Manage the team of engineers performing upgrades, provide change management coordination ensuring all stakeholder participation.
- Perform technical oversight and validation of the upgrades, as well as manage change tasks and assignments in Service Now.
- Coordinate with Kaiser resources to ensure redundant connectivity of all critical systems prior to change. Managed the discovery and upgrade of Nexus 5596 switches with attached FEX’s as well as the Nexus
Sr. Network Engineer
Confidential
Responsibilities:
- Most recently performed network core replacement of 6500 series switches with Cisco Nexus 9000 infrastructure. Designed, developed, documented, and analyzed overall network architecture for a Greenfield Cloud business offering.
- Leading hands on design and implementation of all network related design to include implementations of ospf, mpls, ldp, bgp, vpnv4 unicast routing, sslvpn, ipsec vpn, as well as direct customer connections to include mpls l2vpn and l3vpn solutions on Cisco IOS and IOS XR. Implementing hardware solutions on Cisco Nexus 7010’s, 5596’s (L2 & L3), 2232 w/QSFP and 2248.
- Cisco ASR 9010 series and 1004 series routers, F5 LTM and GTM appliances and Confidential firewalls. Network Core redesign and implementation utilizing Cisco Nexus 9000 leaf spine switching infrastructure including VxLan.
- Creating architecture designs of network infrastructure, researching and recommending technology to improve the current systems. Providing technical troubleshooting and leadership required to recover from networking problems for internal customer’s LAN/WAN related incidents.
- Utilize Python scripting to automate network tasks and deployments. Participating in identification of root cause analysis, resolution, outage mitigation, testing, and implementation of vendor patches and design changes.
Sr. Network Engineer
Confidential
Responsibilities:
- Network Engineer with a team to redesign and deploy a new corporate backbone infrastructure for Confidential and its sub companies of SDGE and The Gas Company.
- Work with a team through the design, development and deployment of the new corporate service provider network in a multi-area OSPF, multi VRF MPLS environment.
- Deployment, support and troubleshooting of redundant Juniper M10i, M320, MX 480 and 960 routers utilizing high speed 10g fiber to replace the Sonnet Infrastructure.
- Deploy 120 Juniper SRX240 edge routers to base, branch and substation locations implementing OSPF area redesign while implementing MLPPP bundles, metro Ethernet, and Microwave transmission media. Participate in MPLS core design and implementation.
- Deploy MPLS with multiple VRF’s at corporate locations segmenting customer and corporate data. Configure and deploy BGP router reflectors for MPLS client locations. Configure RSVP throughout MPLS core and begin implementation of MPLS traffic engineering tunnels.
- Provide project deployment and configuration assistance to Network Engineering for WAN Rebuild program.
- Specific focus on enterprise and carrier level WAN deployment, troubleshooting, and support. Follow Company FCAPS Network Deployment, Configuration and Change Management policies and procedures. Assist the on call deployment rotation to address and resolve LAN / WAN tickets generated by clients or the Enterprise Command Center.
Sr. Network Engineer
Confidential
Responsibilities:
- Work with Dentist to design network and office layout for new dental office.
- Evaluated client needs and performed network, server, desktop, wireless, and security implementation for multiple offices. Install and configure small office VOIP system with auto attendant, MOH, and Voicemail. Establish VPN connectivity between offices.
- Integrate dental equipment and X-Ray devices into LAN environment to ensure a paperless office.
- Perform client training on systems and equipment to ensure that the systems run as designed and that all staff is trained to the highest standards to ensure minimal lost productivity.
Sr. Network Engineer
Confidential
Responsibilities:
- Network Engineer working with 465 Foundry switches. As part of the LAN rebuild project to replace the cisco equipment with Foundry and Brocade equipment.
- Test every switch in the enterprise LAN to verify configuration, operability, and compliance with new corporate standards for LAN switching and security.
- Switches include MLX, SuperX, FESX switches.
- Worked with layer 3 switches that connect LAN to corporate WAN. Verified OSPF configuration, made recommendations for OSPF area changes and route summarization. Verified VRRP settings and functionality as well as verify IP scheme and subnet allocation.
- Audited configurations and put in change request to CMR board to meet company's switching and routing standards. Implemented approved changes to all network hardware. Provided documentation and network diagrams that reflect current network connectivity and any and all network and configuration changes.
