Andrew Contreras
Columbus,OH
Summary
Network Engineer A motivated and highly skilled Network Engineer accustomed to providing integral technical support and troubleshooting issues related to hardware and software installation on a multitude of Cisco routing and switching devices. Extremely adept at providing exceptional customer service support and technical expertise. Works well in a fast-paced environment from large to small scale networks. Possess the ability to think critically under stress and articulate a sound network plan. Flexible schedule and ability to work under time constraints.
Overview
5
5
years of professional experience
1
1
Certification
Work History
Network Deployment Engineer
Amazon Web Services
06.2023 - Current
- Performed quality assurance and integration testing for completed projects ahead of deployment.
- Learned technologies and adopted tools to maximize performance and contributions.
- Leveraged technical expertise to support, maintain, document and enhance software functionality.
- Supported Network Engineering deployment activities during scheduled change management windows.
- Performed networking scaling for the Region and multiple availability zones to improve network speeds and performance.
- Performed multiple rack and sacks within the region
- Cabling and Fiber optic deployment, WDMs, and armored fiber links.
- Managed Projects and coordinated with multiple customers at a time for task relating to network scaling request.
- Assisted with planning stages of racks and power supply deployments.
- Coordinated with Vendors for cable installation and verified fiber connectivity through bite error rate testing.
- Collaborated on stages of systems development lifecycle from requirement gathering to production releases.
- Discussed issues with team members to provide resolution and apply best practices.
Network Engineer
Raytheon Missiles and Defense
08.2021 - 06.2023
- Planed, coordinated, and performed installation and/or reconfiguration of hardware and software elements within data networks
- Prepared and ensured that appropriate network documentation exists, including operational instructions
- Technical knowledge in network hardware and software interconnection and interfacing such as routers, multiplexers, firewalls, hubs, bridges, and gateways
- Provided regular monitoring and network analysis regarding short- and-long range planning for in-house systems
- Assisted with designs of network Diagrams that included selection of hardware and software
- Knowledge of configuration and troubleshooting of Cisco routers, switches, firewalls
- Experience with Visio diagramming and design capabilities
- Configured and Installed 82 Cisco Nexus Devices
- Experience in Multiple Data Centers/ Hot and cold aisles
- Performed network maintenance to ensure networks operate correctly with minimal interruption for over 23 different networks.
- Interfaced with vendors to ensure appropriate resolution during network
- Collaborated with other IT professionals to identify system needs and implement comprehensive solutions
- Met with departmental managers to discuss project status and determine action plans
- Replaced faulty or damaged network hardware components to improve performance
- Implemented, tested, validated and maintained networking services according to solution designs
- Configured routers, switches, firewalls and other hardware to deploy and manage LAN and WAN.
Network Administrator
United States Marine Corps
05.2018 - 02.2021
- Ensured network, system and data availability and integrity through preventative maintenance and upgrades
- Monitored network performance and provided network performance statistical reports for both real-time and historical measurements
- Operated and maintained communications equipment
- Knowledge with CUCM, CME, monitored, configured SIPR/NIPR networks, monitored solar winds and (DMVPN MGRE/GRE TUNNELS)
- Experience with running Fiber Optic cables, Cat 5, Cat 5E and Cat 6 splicing and patch panel work
- Worked in multiple data centers across the Island of Okinawa
- Provided work leadership to less-experienced network personnel and regularly instructed less-experienced Marines on network configuration
- Maintained compliance with security policies and procedures by regularly reviewing and performing security technical implementation guides (STIG)
- Initiated the virtualization of the Marine Corps' Tactical Data Network, providing an extension of the Marine Corps Enterprise Network – Secure (MCEN-S), and MCEN-Sensitive but Unclassified (SBU) Network (MCEN-N), as well as coalition components
- Performed routine troubleshooting and network monitoring
- Supervised configuration of local area network, wide area network and corporate Internet system
- Worked closely with end users to solve problems related to hardware and software.
Education
High School Diploma -
Tucson Magnet High School
Tucson, AZ05.2015
Skills
- Infrastructure Planning and Design
- Firewalls and Endpoint Security
- Equipment Installation Coordination
- Network Documentation Development
- Network Security Development
- Network Scaling
- Network Operations
- Switching Protocols
- LAN/WAN
- Network Encryption Devices
- Fiber/ Cabling Standards
- VOIP Phones/ VTC
- Routing and Switching
- EIGRP, VRF
- Spanning Tree
- Project Management
Certification
- Active Top-Secret Clearance
- CompTIA Security +
- Certified in Cybersecurity (ISC)2
Timeline
Network Deployment Engineer
Amazon Web Services
06.2023 - Current
Network Engineer
Raytheon Missiles and Defense
08.2021 - 06.2023
Network Administrator
United States Marine Corps
05.2018 - 02.2021
High School Diploma -
Tucson Magnet High School