Roderick Raff
Sachse,TX
Summary
Results-driven Network Engineer with 17 years of expertise deploying and maintaining LAN and WAN infrastructure. Dedicated technology professional with strong track record of accurately conducting system repairs and troubleshooting. Offering exemplary planning, project management and communication talents.
Overview
16
16
years of professional experience
Work History
Network Engineer
First United Bank
11.2022 - Current
- Administered and maintained Cisco DCNM (Data Center Network Manager) and NDFC (Nexus Dashboard Fabric Controller)
- Maintained and utilized Cisco ISE for RADIUS, TACACS, and dot1x authentication
- Utilized Tenable to scan network devices and mitigated any vulnerabilities or bugs that were found
- Configured Palo Alto, Checkpoint, and Fortinet firewalls for user, customer, vendor, and server connectivity
- Administered Palo Alto firewall in an enterprise network through Panorama
- Installed and implemented new network devices in the data centers
- Worked regularly with internal users to troubleshoot connectivity issues.
Network Engineer
Texas Capital Bank
08.2017 - 11.2022
- Performed Tier 2 – 3 break-fix troubleshooting
- Administered Cisco ASA, ISE, F5 LTMs, and ACS
- Implemented, upgraded, and troubleshot layer 2 and 3 issues on Nexus 7000, 5000, 2000 and ASR-1000s
- Configured Cisco ASA firewall for customer and server access
- Configured, deployed, and maintained Cisco 5520 Wireless Controllers
- Administered Palo Alto firewall in an enterprise network through Panorama.
Network Engineer
Wipro Technologies (2 Accounts)
12.2015 - 08.2017
- Administered 7-11’s Palo Alto PA-5020 firewalls
- Created a new testing network/environment for troubleshooting complex issues which were occurring on the production environment
- As Wipro’s sole network engineer (dedicated to 7-11), I was tasked to maintain the firewalls, fix any network issues, assist the server and application teams with the issues of setting a new server or application, and provide ideas for future capacity planning.
Network Manager
Wipro Technologies
02.2016 - 05.2016
- Established and launched a new network engineering team
- Assigned tasked and projects to team members and ensured proper completion
- Maintained quality by meeting with the JCPenney Management staff periodically and passing the needs and concerns of the client to the Networking Team
- Managed over 2000 firewalls, Cisco ASAs and Checkpoint.
Network Engineer
Texas Capital Bank
09.2014 - 12.2015
- Performed Tier 2 – 3 break-fix troubleshooting
- Administered Cisco ASA, ISE, ACE, ACS, and McAfee NITRO
- Implemented, upgraded, and troubleshot layer 2 and 3 issues on Nexus 7000, 5000, and 2000
- Configured firewall rules to allow for server and customer access.
Network Engineer
CSC Contract with Department of Homeland Security
11.2013 - 09.2014
- Configured and maintained Cisco ASA 5500 series firewalls, Cisco FWSM, and Palo Alto PA-5050 firewalls
- Migrated Nexus switches into the network to replace Legacy Cisco network devices
- Provided Tier 1 through 3 break-fix support
- Solved customer problems by designing network solutions
- Mentored subordinate engineers.
Network Engineer
First Data Corporation (short-term contract)
08.2013 - 11.2013
- Performed network remediations, network audits, and implemented Cisco’s Best Practices
- Optimized legacy networks and configured new Nexus switches for integration into the network.
Network Engineer
T-Mobile (Tier 2 IP Services Group)
04.2010 - 06.2013
- Implemented IOS upgrades throughout the whole network for Cisco 7600 series routers and 6500 series switches
- Responsible for Tier 2 trouble tickets which had been escalated by the NOC
- Performed audits on network devices to ensure that they are in accordance with Cisco’s best practices
- Tech review MOPs (Method of Procedures) to ensure that no outages will occur due to deployments
- Responsible for integrating and migrating various Cisco and Alcatel devices into an enterprise network
- Administered ACS server for TACACS and RADIUS request.
NOC Lead/ Network Security Analyst
General Motors Acceptance Corporation
06.2008 - 04.2010
- Managing 8 employees as the Network Operations Center Lead
- Coordinated all NOC and Network Engineering changes with Change Management
- Configure, troubleshoot, and maintain HSRP, VPN, OSPF on branch sites as well as BGP between third party sites and ISPs
- Installed and configured Catalyst 2950, 3550, 3750, 6509, 6509E, and 6513 switches
- Analyzes network to ensure proper utilization of bandwidth and resources
- Performs troubleshooting, fault isolation, and correcting problems on an enterprise level network
- Perform VLAN administration on Catalyst 6513 switches as well as the rest of the network
- Created, deleted, and assigned ports to VLANs
- Aid customers at branch locations with their networking concerns as well as performing help desk duties whenever required
- Assist network architects in the design of the network as well removal of no longer required network components, segments, and branch sites
- Responsible for Tier 1 as well as Tier 2 problems
- Managed Checkpoint Security Firewalls policies and rules
- Analyzed data from IPS and IDS devices to determine threat levels and what action is required, if any, to take against an attack
- Maintained the network security infrastructure as well as mitigated attacks against the DMZ
- Performed blocks within the firewalls once a “true positive” has been confirmed to mitigate attacks.
Education
High School Diploma -
Cristobal High School
Coco Solo, PanamaAssociate of Science - Computer And Information Sciences
Cochise College, Sierra Vista, Az
Sierra Vista, AZSkills
- Risk Assessment
- Technical Troubleshooting
- Firewall Management Tools
- Access Control
- IP Services
- Network Security
- Performance Improvement
- Palo Alto, Checkpoint, Juniper SRX, Fortinet, & Cisco Firewalls
- ISE, DCNM, NDFC, DNA Center, Cisco Wireless Controllers
- SolarWinds, Wireshark, & Tenable
- OSPF, BGP, RADIUS, & TACACS
Special Assets
- Over 23 years of experience in the telecommunications field
- 12 years experience working with NATO and other international organizations (UN, EU, Eurocorp, IFOR, SFOR, KFOR)
- Lived all over the world as from a very young age -> at ease with multicultural environments
- Very thorough team-leader
- Always able to find solutions to complex problems
Other Skills And Qualifications
- Owned and operated own satellite business in Belgium from 1997-2000 and from 2002-2005
- CCNA (Cisco Certified Network Associate)
- CCNP (Cisco Certified Network Professional)
Personal Information
Title: Network Engineer
Timeline
Network Engineer
First United Bank
11.2022 - Current
Network Engineer
Texas Capital Bank
08.2017 - 11.2022
Network Manager
Wipro Technologies
02.2016 - 05.2016
Network Engineer
Wipro Technologies (2 Accounts)
12.2015 - 08.2017
Network Engineer
Texas Capital Bank
09.2014 - 12.2015
Network Engineer
CSC Contract with Department of Homeland Security
11.2013 - 09.2014
Network Engineer
First Data Corporation (short-term contract)
08.2013 - 11.2013
Network Engineer
T-Mobile (Tier 2 IP Services Group)
04.2010 - 06.2013
NOC Lead/ Network Security Analyst
General Motors Acceptance Corporation
06.2008 - 04.2010
High School Diploma -
Cristobal High School
Associate of Science - Computer And Information Sciences
Cochise College, Sierra Vista, Az
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