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Click here or scroll down to respond to this candidate Candidate's Name EMAIL AVAILABLENetwork Engineer PHONE NUMBER AVAILABLEProfessional summary: CCNA Certified Network Engineer with 13+ years of experience in network planning, implementation, configuration, design, troubleshooting, maintenance, and management of LAN and WAN wireless technologies. Proven track record in incident management, ensuring swift resolution and minimal downtime. Skilled in root cause analysis and process improvement, enhancing network performance and reliability. Certified Cisco Certified Network Associate (CCNAx) with expertise in routing and switching protocols. Extensive experience with Layer-2 and Layer-3 switches and security mechanisms. Strong experience in upgrading Cisco IOS and Cisco Nexus NX-OS in the Datacenters. Also experienced in working with Arista EOS and Juniper JUNOS. Domain Knowledge of various streams like managed services, Data Centers, Disaster Recovery, Remote Infrastructure monitoring and management, Servers, Desktops, End User Products, Storage, Network and Security, Internet access, MPLS, Cloud and Data Center Virtualization (Cisco ACI, Arista). Proficient in QoS, OSI model, TCP/IP networking standards, and protocols such as SNMP and IPv6. ITIL V3 2011 Foundation Certified, with strong understanding and application of ITIL best practices in service design, transition, and operations. Expertise in troubleshooting and problem resolution, with a creative and resourceful approach to complex network issues. Hands-on experience with Cisco switches, routers, and firewalls, including Win2003/Win2008 servers and domains. Cisco Certified Network Engineer with 5 years of experience in routing, switching, and data center environments. In-depth knowledge of various technologies including switching (STP, Ether Channel, VDC, VPC, FHRP, LLDP, CDP, SPAN, LACP) and routing (EIGRP, BGP, OSPF, VRF, PBR, IS-IS). Installed and Configured VMware vCenter and ESX 4.0, ESX 3.5, ESX3.0, High Availability, DRS, Vmotion. Professionally trained in CCNP-level routing and switching curriculum with hands-on experience in Cisco ISE, wireless and TACACs migration, and Nexus Switches and Virtual Port Channel configuration. Expertise in installing, configuring, and troubleshooting Cisco routers (3800, 3600, 2800, 2600, 1800, 1700, 800) and designing secure cloud solutions on AWS Cloud. In-depth knowledge of AWS Services (EC2, VPC, IAM, Lambda, S3, CloudFront, Glacier, RDS, DynamoDB, Elastic Beanstalk, etc.) and experience administering these services using AWS Console and AWS CLI. Experience configuring and testing Verizon ARC BA850 CradlePoint for 4G/LTE failover, and extensive hands-on experience in Cisco network design, deployment, and troubleshooting with proficiency in routing protocols (EIGRP, OSPF, RIP, BGP) and network analysis using tools like Sniffer, Ethereal, and Tcpdump.Technical skills:Operating SystemsMicrosoft Windows 7 /11, Server 2012 /2022, Linux Red Hat, Ubuntu, CentOS, Debian, SuSE, Cisco IOS, XP, NX-OS, IOS-XE.Network Diagnostic ToolsPuTTY, SecureCRT, Wireshark, NetScout, SolarWinds Network Performance Monitor, Cisco Prime, Windows Remote Desktop, GoToAssist, TeamViewer,
LogMeIn, AnyDesk, OpenNMS.Network TechnologiesLAN/WAN, Ethernet, SNMP, VMware, VPN, VLAN, PVST, MSTP, F5, DNS, DHCP, WiFi 6, MPLS, SD-WAN, Frame Relay, VTP, NAT, PAT, STP, RSTP, TCP/IP.Network InfrastructureCisco Switches (Catalyst 9000 series, Nexus 3000/9000 series), Routers (ISR 1000, 4000 series, ASR 1000 series), Firewalls (Cisco ASA, Palo Alto Networks, Fortinet FortiGate), Wireless (Cisco Meraki, Ubiquiti UniFi), Bottom of FormNetwork Monitoring PlatformsSolarWinds, PRTG Network Monitor, Wireshark, Nagios XI, Zabbix, Tenable Nessus, Datadog, Splunk, WhatsUp Gold, ManageEngine OpManager, Logic Monitor, QRadar, TCPReplay, WildFire.Ticketing SoftwareServiceNow, Jira Service Management, Zendesk, BMC Remedy, Freshservice, Cherwell.Education: University of California, Bachelors in computer science 2008 Brown University, Masters in computer science 2010Professional Experience:Lennar, FL JUL 2022 Till dateSr. Network Engineer
Responsibilities: Managed comprehensive maintenance, troubleshooting, and optimization of LAN, WAN, and WLAN for the company network. Administered deployment of Cisco Routers and Switches as part of the Data Center Operations team, ensuring seamless data flow. Configured VLANs and extended connectivity between data centers to support uninterrupted operations. Provided 24x7 on-call escalation support for the security operations team, ensuring rapid response to network issues. Collaborated with Data Center management to meet network equipment cabling requirements and standards. Implemented VLANs, Port security, Trunking, RPVST, Inter-VLAN routing, and LAN security measures to enhance network performance and security. Deployed Hyper-V LAN for flexible and efficient virtual network operations. Configured ASA Firewall and contributed to the migration from PIX to ASA hardware for enhanced security features. Managed FWSM on Cisco 7600 routers, optimizing firewall management and policy enforcement. Implemented F5 Big-IP LTM-6400 load balancers to efficiently manage application traffic across the network. Enhanced network security through ASA 5520/5500 configuration using ACLs and Firewall rules. Managed Cisco Catalyst 4500, 4900 switches, and various router series to maintain network integrity and performance. Configured PVSTP, VTP for loop prevention, and efficient Inter-VLAN Routing across the network. Installed Cisco WAAS device 4451-X to accelerate TCP-based applications and strengthen branch office security. Implemented EIGRP and BGP routing protocols to optimize network routing efficiency. Contributed to Network Design, Routing, DNS, IP Subnetting, and TCP/IP management to support network scalability and reliability. Deployed Nexus 2000, 5000, and 7000 series switches to support robust network infrastructure demands. Managed MPLS circuit commissioning and decommissioning for field office POPs to ensure seamless connectivity. Configured GRE tunneling and Site-to-Site VPNs for USA-based sites, enhancing secure communication channels. Implemented redundancy protocols for Routers, Switches, and Firewalls to uphold network reliability and uptime. Utilized Python for automation initiatives and conducted manual testing to optimize hardware performance and efficiency. Managed IP allocation and executed network changes within the data center environment, ensuring minimal disruption to operations. Supported continuous improvement efforts through proactive network monitoring, capacity planning, and adherence to industry best practices.Environment: Cisco ASA 5520, 5505, BIG-IP LTM 6400 15.x, Nexus 2K, 5K, 7K 9.x, STP 802.1D, RSTP 802.1w, VTP Version 3, HSRP Version 2, SONET/SDH, Ethernet DWDM, BGP-4, OSPF version 3 (IPv6), EIGRP for IPv6, Point-to-Point Protocol, HDLC, SNMPv1, SNMPv2c, and SNMPv3, DNS, DHCPv6, Hyper-V in Windows Server 2022, RIPv1 and RIPv2, EPL, EVPL, ELAN, NMTP, NMVT.DXC Technology, VA May 2020 Jun 2022
Sr. Network EngineerResponsibilities: Conducted first-level maintenance on Nokia network nodes (BSS, Power, Access Transmission) within assigned sub-regions, ensuring optimal performance and reliability. Initiated integration processes across multiple markets utilizing various NetAct platforms, facilitating efficient deployment. Scripted and integrated 5G sites at AT&T, ensuring seamless deployment and operational functionality. Validated and provisioned Remote Electrical Tilt (RET) for gNodeB, optimizing antenna performance. Performed RET cleaning procedures on LTE sites to maintain optimal signal transmission. Designed and built Azure Kubernetes platforms, leveraging cloud infrastructure for scalable and efficient solutions. Provisioned, integrated, and activated sites using NetAct systems, ensuring network readiness and operational efficiency. Logged into NetAct systems to facilitate site integration and maintain comprehensive operational logs. Identified and managed sites using the MNRC-TIER2-LTE Tool (Putty) for accurate troubleshooting and site management. Troubleshot Remote Radio Heads (RRH) to resolve performance and connectivity issues, ensuring network stability. Troubleshot Optical Control Modules (OCM) to uphold optical network integrity and functionality. Commissioned, integrated, and tested Alcatel NodeB equipment, expanding network coverage and capacity. Commissioned, integrated, and tested Alcatel eNodeB equipment for enhanced network performance. Designed and built Azure Service Mesh (e.g., Istio) on top of Kubernetes platforms to enhance microservices management. Developed deployment scripts for non-live sites to automate processes and ensure consistency. Revised deployment scripts for non-live sites to optimize efficiency and adapt to evolving network requirements. Executed deployment scripts for non-live sites to implement network configurations and updates. Developed Method of Procedures (MOPs) for non-live sites to standardize deployment processes. Revised MOPs for non-live sites based on feedback to enhance deployment procedures. Executed MOPs for non-live sites to ensure accurate and efficient network integration. Utilized Cell Identity Query (CIQ) tools to optimize network planning by determining precise cable lengths. Configured and provisioned Sprint LTE eNodeB and 5G equipment with field technicians, ensuring compliance with operational standards and network readiness. Provided technical support and guidance to field technicians during the integration and activation processes. Ensured adherence to industry standards and best practices in all deployment and integration activities, maintaining high levels of quality and performance.Environment: Switching, Routing, Nexus/2K, 5K, 7K, Access-lists, Subnetting, Nokia network nodes/BSS/Power/Access Transmission, NetAct platforms 19.0/20.0/21.0, Remote Electrical Tilt/RET 5G, Azure Kubernetes platforms/AKS, MNRC-TIER2-LTE Tool/Putty, Remote Radio Heads/RRH, Optical Control Modules/OCM, Alcatel NodeB equipment/LTE/5G, Alcatel eNodeB equipment/LTE base station, Azure Service Mesh/Istio, Cell Identity Query/CIQ, MOPs, Sprint LTE eNodeB equipment, Sprint 5G equipment.
Solera | LYNX Services, FL Sep 2018 Apr 2020Network operations EngineerResponsibilities: Established infrastructure and lab environments using predominantly Cisco appliances alongside various other equipment. Designed, configured, and implemented BGP, EIGRP, OSPF, and RIP v2 within a multi-protocol network environment. Installed, configured, and maintained Cisco routers including 2800, 3800, 3900 series, and Cisco ASR 1000 series. Constructed LAN/WAN TCP/IP networks utilizing Cisco switches such as 6500, 6509, 7613, 3550, 4900, 2960, 2950, and 2900XL, as well as Nexus 2k/5k/7k series. Managed switching protocols like Spanning Tree Protocol (STP) to prevent network loops. Experience with converting Cisco 6500 to Cisco Nexus in the data center environment. Implemented data transport technologies including Ethernet, 802.11a/b/g, Blue Coat proxies, and DHCP. Deployed and maintained Cisco ASA Firewalls encompassing 5505, 5510, 5520, 5550, and 5585 series. Developed optimized IP addressing schemes, VLAN tables, and network documentation using Visio. Utilized Network Management Systems (NMS) and Network Performance Systems (NPS) for monitoring and maintenance of network devices. Proficient in subnetting, VLSM, VTP, VLAN trunking protocol, MPLS LDP TDP, and Cisco VPN tunnel installation and administration. Monitored and analyzed emerging security threats, evaluating relevant products and technologies. Managed security infrastructure including IPS, IDS, security assessment systems, and VPN migrations. Configured HSRP for high availability with dual end routers. Conducted Network Performance Testing using tools like ipMonitor, LAN Tornado, etc. Handled decommissioning and incident ticket management processes. Monitored network traffic using tools such as SolarWinds Monitor and packet sniffers for troubleshooting outages and intrusions. Managed F5 V9 BIG-IP 1500, 3400 load balancers, and F5 Networks GTM Platform. Familiarity with Hardware Security Module (HMS) devices like SafeNet. Utilized protocol analyzers such as Wireshark and Ethereal for network troubleshooting. Configured, maintained, and troubleshot WAN links including ATM, Frame-relay, and PPP multilink. Automated testing procedures using UNIX scripting languages such as Perl, Bash, and Python. Developed and executed network projects aimed at enhancing continuity and deploying security measures to meet contractual obligations. Extensive experience with SSL-VPN configuration and error tracking, and documented project plans for infrastructure and network security implementations.Environment: Windows XP, F5 Load Balancers BIG-IP 14.x/15.x/16.x Series, BGP-4, Juniper, OSPF, Cisco ASA Firewalls PHONE NUMBER AVAILABLE585 series, EIGRP, SD-WAN, RIP /RIPv2, Cisco Switches 3650/3850, Cisco Nexus 2k/5k/7k series, VLAN, WAN, Cisco Firewalls 55xx series, and UNIX systems, TCP/IP IPv4.T. Rowe Price, MD Aug 2016 Aug 2018Network operations EngineerResponsibilities: Provided technical support for troubleshooting network issues involving routers and switches, collaborating with on-call technicians for client resolutions. Evaluated existing infrastructure for validation and recommended new network designs to enhance performance and scalability. Installed and maintained Cisco routers, switches, and Load Balancers, ensuring comprehensive documentation of configurations and procedures. Managed network device configurations, including logical naming conventions and IP address assignments, while overseeing network design and implementation projects. Optimized OSPF convergence by implementing strategies to control SPF algorithms, enhancing network stability and efficiency. Participated in LAN, WAN, VPN, and security internetworking projects, contributing to short and long-term planning, implementation, and operational support. Utilized TCP/IP tools such as TELNET and SSH for remote router access, ensuring secure and efficient network management. Leveraged IBM Netcool and IBM Impact tools to minimize network outages, automate processes, and improve visibility and control over network operations. Estimated project costs and prepared comprehensive documentation for project funding approvals, ensuring transparency and accountability. Directed teams in conducting site surveys, specifying cabling requirements, and installing and configuring network equipment to meet project timelines and quality standards. Strategized resource planning and provided regular project status updates to senior management, facilitating informed decision-making and project oversight. Demonstrated expertise in LAN/WAN technologies including fast Ethernet, Layer 2/3 switching, and Frame Relay, ensuring robust network performance and connectivity. Applied in-depth knowledge of routing protocols and networking concepts to troubleshoot and resolve issues using Cisco equipment. Implemented modifications to router configurations, programming additional VLANs and port assignments to optimize network performance and security. Engaged in ongoing professional development to stay abreast of emerging technologies and industry best practices in network infrastructure management. Collaborated with cross-functional teams to resolve complex technical issues and ensure seamless integration of network solutions across multiple environments. Conducted regular audits and assessments of network infrastructure to identify areas for improvement and implement proactive maintenance strategies. Supported IT initiatives by providing technical expertise and guidance on network architecture, capacity planning, and scalability requirements. Fostered a culture of continuous improvement by implementing best practices in network design, configuration management, and documentation standards. Acted as a key liaison with vendors and service providers to negotiate contracts, manage service level agreements (SLAs), and resolve escalated technical issues effectively.Environment: Cisco Routers ISR 4000 Series, Cisco switches, Cisco Catalyst 6800/4500-X Series, F5 Load Balancers, LAN, WAN/SD-WAN, VPN, Ethernet IEEE 802.3bz/IEEE 802.3bu/IEEE 802.3bz/IEEE 802.3by, Layer 2/3 switching, OSPF, EIGRP, BGP, Cisco IOS versions, VLANs, TCP/IP IPv4/IPv6.Accenture, NY Oct 2014 Jul 2016Network EngineerResponsibilities: Configured and troubleshooted OSPF and EIGRP routing protocols on Cisco 3900 and 3800 series routers. Administered Checkpoint firewalls versions R77.0 and R75.46, including configuration and deployment. Managed policy configurations and SSL VPNs on Juniper SRX series firewalls. Oversaw Network ACLs, EC2, and Security Groups for migrating on-premises infrastructure to AWS cloud services. Created monitors, alarms, and notifications for EC2 hosts using AWS CloudWatch. Configured AWS IAM groups and users to enhance login authentication security. Monitored QA/on-demand instances and S3 metrics using AWS CloudWatch, setting performance alarms for load testing environments. Configured VLANs on Cisco 3850 and 3650 switches, resolving IP addressing issues, updating IOS images, and installing hardware. Implemented traffic filters using Standard and Extended Access-Lists, Distribute-Lists, and Route-Maps. Installed and configured site-to-site VPNs and set up high availability with Big IP F5 LTM and GTM load balancers. Investigated firewall and VPN-related incidents, gaining strong experience in these technologies. Managed installations, configurations, and administration of Cisco equipment within the organization's IT architecture. Developed advanced knowledge of various security technologies including anti-virus, malware, firewalls, VPNs, proxies, and DLP. Designed and configured Cisco Identity Services Engine (ISE) Server for service migration from Cisco Secure ACS. Provided support, configuration, testing, and documentation for ISE rollout at CenterPoint Energy. Networking: TCP/IP, Troubleshooting client network connectivity in SIMS Buildings, DNS Troubleshooting, Remote Access - Virtual Private Network VPN . Utilized AWS Cloud platform features such as EC2, VPC, ELB, Auto-Scaling, Load Balancing, Security Groups, IAM, EBS, AMI, RDS, S3, SNS, SQS, CloudWatch, and CloudFormation. Built VPCs and managed subnetting for private or public environments. Developed an AWS security roadmap incorporating AWS services and third-party security monitoring tools. Implemented continuous integration automated build pipelines using Jenkins. Deployed Chef Dashboard for configuration management of existing infrastructure. Formulated an AWS Security Group strategy, including naming conventions, ownership, and change request processes. Enabled and configured CloudTrail logs for 26 AWS accounts, creating and managing an encrypted S3 bucket for logs. Installed and configured Amazon Inspector, creating targets and templates and scheduling assessment runs on all EC2 instances. Modified the pilot ISE environment for production scaling and performance. Provided ISE deployment services for user migration from Cisco NAC to Cisco ISE platform across multiple locations.Environment: Checkpoint Firewalls R77.0/R75.46, Juniper Firewalls SRX, Cisco Routers 3900/3800 series, Cisco Switches 3850/3650 series, OSPF, EIGRP, VLANs, Jenkins, VPCs, F5 Load Balancers Big IP F5 LTM/GTM, Cisco Identity Services Engine (ISE).Alcore, MD Jul 2012 Sep 2014Network EngineerResponsibilities: Designed and implemented OSPF and EIGRP protocols across multiple sites to enhance routing efficiency, ensure high availability, and streamline network administration. Collaborated closely with ISPs to navigate BGP design complexities, aligning organizational needs with provider restrictions and capabilities. Optimized IP addressing schemes, improving network performance by refining summary routes, CPU utilization, memory efficiency, and convergence times. Played a pivotal role in the seamless migration from Verizon to Sing Tel across all operational sites, ensuring minimal disruption and maximum efficiency. Developed comprehensive cutover templates for offshore teams, guiding responsibilities and facilitating smooth transition processes. Upgraded end-of-life 7200 series routers to Cisco ASR 1000 models, enhancing network reliability and performance across distributed sites. Architected full network infrastructure solutions for four new sites, including disaster recovery setups, and successfully oversaw their implementation. Managed the migration from legacy PIX and Nortel Firewalls to Cisco ASA 55xx X series, implementing VPNs, High Availability configurations, and advanced security features. Refreshed outdated 3750 series switch stacks with new 3750-X models, optimizing network throughput and operational stability. Installed and maintained radio links, effectively managing bandwidth and ensuring optimal performance of DTE and DCE equipment. Orchestrated the migration from Cisco 6500 to Nexus 7010 core switches, addressing and resolving various network challenges alongside the team. Utilized Cisco ACS 4.2 and 5.1 with ACS GUI management for centralized access control and network security administration. Provided strategic guidance on best practices and Cisco recommendations, enhancing network design, security posture, and operational efficiencies. Created detailed documentation, templates, and Visio diagrams to accurately capture new designs and network changes for future reference. Conducted thorough network performance assessments and capacity planning exercises to proactively address potential bottlenecks and scalability issues. Implemented robust monitoring and alert systems, enhancing network visibility and enabling proactive incident management. Optimized WAN technologies and configurations, leveraging MPLS traffic engineering and QoS mechanisms to prioritize critical applications. Led training sessions for junior engineers, imparting knowledge on network technologies, troubleshooting techniques, and best practices. Coordinated with cross-functional teams and stakeholders to ensure alignment of network initiatives with business objectives and timelines. Evaluated emerging technologies and solutions, recommending integration strategies to enhance network capabilities and future-proof infrastructure. Conducted regular security audits and assessments, ensuring compliance with industry standards and implementing necessary remediation measures. Participated in post-implementation reviews and continuous improvement initiatives, refining processes and enhancing overall network performance.Environment: Protocols BGP, OSPF, EIGRP, Firewalls/Cisco firewalls, Cisco ASA 55xx X series, Cisco switches 3750/3750-X, Visio diagrams/templates, WAN/MPLS/QoS Cisco Catalyst 6500 series-Nexus 7010 series, Cisco ASR 1000, Cisco ACS 4.2/ 5.1, Router 7200/ASR 1000,
Salesforce, CA Aug 2010 Jun 2012Jr. Network EngineerResponsibilities: Designed and implemented OSPF and EIGRP across multiple sites to enhance routing, ensure high availability, and reduce administrative overhead. Coordinated with ISPs at each step of designing BGP to align their restrictions with organizational needs. Redesigned IP schemes to improve summary routes, CPU processing, memory utilization, and convergence times. Played a major role in designing, coordinating, and supporting the migration from Verizon to SingTel across all sites. Created detailed templates for the offshore team for cutover procedures, clearly defining and distributing responsibilities. Refreshed the design and implemented end-of-life 7200 series routers across all sites with ASR 1000 series routers. Designed the complete network infrastructure for four new sites, including disaster recovery, ensuring successful implementation. Upgraded old 3750 series switch stacks to new 3750-X switch stacks. Installed and maintained radio links, managed bandwidth, and handled various DTE and DCE equipment. Migrated core switches from Cisco 6500 to Nexus 7010, troubleshooting network issues in collaboration with the team. Recommended best practices and Cisco s recommendations to improve design, enhance security, and optimize performance. Created comprehensive documentation, templates, and Visio diagrams for new designs and network changes. Conducted thorough network performance assessments to identify and address potential issues. Led a team of junior engineers, providing mentorship and guidance in network operations and troubleshooting. Implemented network security measures to ensure adherence to industry standards and protect organizational data. Planned and executed network upgrades and migrations with minimal disruption to operations. Maintained detailed network documentation to support ongoing operations and future upgrades. Engaged in capacity planning to anticipate and address future network needs. Supported migrations between service providers, ensuring seamless transitions and minimal downtime. Coordinated with offshore teams to streamline processes and ensure successful project outcomes. Managed network incidents efficiently, minimizing downtime and ensuring rapid resolution. Integrated new technologies into existing network infrastructure to enhance performance and capabilities. Ensured compliance with industry standards and best practices in all network designs and implementations.Environment: Cisco Router 7200 / ASR 1000 series, Cisco Switches 3750 / 3750-X series, Cisco 6500 to Nexus 7010, Windows XP/SP3, BGP, OSPF, EIGRP, RIP, Cisco ASA Firewalls PHONE NUMBER AVAILABLE series, Juniper SRX Series Firewalls, VMware vSphere Hypervisor/ESXi/version 5.0, Microsoft Server 2008, Citrix XenApp 6.5, F5 Load Balancers/F5 BIG-IP. Top of Form Bottom of Form
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