Summary
Overview
Work History
Education
Skills
Websites
Certification
Languages
Work Availability
Accomplishments
Work Preference
Languages
Timeline
OperationsManager

Martin Hernandez

Eastvale,CA

Summary

Experienced professional skilled in designing, implementing, and managing complex network infrastructures. Strong emphasis on collaboration, leadership, and adaptability to ensure reliable network performance and security amid changing requirements. Proficient in network configuration, troubleshooting, and optimization, consistently driving impactful results in dynamic environments. Recognized for problem-solving aptitude, proactive attitude, flexibility, proactive approach, and effective communication within multidisciplinary teams.

Overview

15
15
years of professional experience
1
1
Certification

Work History

Network Infrastructure Engineer

Peraton
Irvine
07.2020 - Current
  • Supported network infrastructure for City buildings, parks, and key locations including high schools and police department.
  • Provided network design and troubleshooting services, optimizing performance at critical locations.
  • Deployed new city buildings and executed circuit upgrades in collaboration with ISPs including COX, AT&T, and Lumen.
  • Managed large-scale switch replacements with Cisco C9300 and C9500 for improved infrastructure reliability.
  • Developed and implemented configuration templates, including IOS upgrades and Visio documentation.
  • Optimized network performance by configuring SVIs, EtherChannels, and detailed patch panel records.
  • Managed access control in partnership with Palo Alto firewall team.
  • Oversaw installation of CAT6 Ethernet data drops in critical facilities, working closely with external partners.
  • Implemented configurations and management of Cisco IP Phones with AT&T Tuki portal.
  • Deploy, configure, and maintain Cradlepoint E300-5G routers.
  • Integrated new UCI buildings into existing network infrastructure, enhancing overall system reliability.
  • Optimized network performance through ongoing tuning, hardware upgrades, and bandwidth optimization techniques.
  • Performed tests on newly installed hardware and software to provide components that interface correctly with each other and network.
  • Participated in disaster recovery planning, implementation, and testing to ensure business continuity.
  • Created detailed diagrams of existing and proposed networks, including LANs, WANs, VPNs and firewalls.
  • Configured routers, switches, bridges and other networking equipment.
  • Extensively researched unfamiliar products and technologies to learn how best to incorporate new options.
  • Assisted with planning large scale projects involving multiple locations or departments.
  • Administered network policies, procedures, and standards to align with organizational goals and security requirements.
  • Resolved connectivity issues between different segments of the network infrastructure.
  • Identified areas of risk within the network infrastructure and developed strategies to mitigate them.
  • Collaborated with cross-functional teams to support network infrastructure for critical projects and initiatives.
  • Expertise in managing OSPF, BGP, EIGRP.
  • Proven capability in executing effective Service and Change Management strategies.
  • Developed and communicated project plans and designs.
  • Demonstrated exceptional oral and written communication skills.
  • Explained intricate information to technical and non-technical audiences effectively.
  • Effectively navigated stressful situations, ensuring alignment of technical demands with business priorities.
  • Tailor management style to effectively motivate and support colleagues of varying tenures.

System Administrator

Robert Half Technology
Santa Ana, CA
12.2019 - 06.2020
  • Provided system administration support for 11 locations across California
  • Install and activate WAN and internet circuits during site visits
  • Execute assessments for both new and ongoing office locations
  • Configured and installed Dell SonicWall firewalls to enhance site security
  • Implemented APC UPS for better power reliability and increased operational continuity
  • Enabled access to the corporate network via SD-WAN through IPsec Tunnel VPN
  • Troubleshoot firewall connectivity issues with vendor support
  • Managed Cloudberry online backups for physical and virtual servers
  • Managed VMware ESXi Server administration
  • Delivered customer support for network-related issues
  • Configured and implemented 3CX IP phone solutions
  • Managed acquisition and setup of phone numbers through SIP provider
  • Integrated Avaya with 3CX by routing calls to the 3CX helpdesk Round Robin Group
  • Upgraded network infrastructure at remote Think Together locations by installing racks, servers, firewalls, and security cameras
  • Deliver network infrastructure improvement suggestions to IT Manager

Network Field Engineer

Nippon Telegraph and Telephone
Riverside, CA
12.2009 - 06.2019
  • Provided dedicated on-site network support to Riverside University Health System for a continuous period exceeding 10 years.
  • Supervised the setup, design, and technical aspects of networks over multiple locations.
  • Configured and maintained Cisco network devices, ensuring optimal performance.
  • Set criteria for the network system's platform, hardware, and software.
  • Document equipment specifications accurately.
  • Identified opportunities to enhance service delivery methods and procedures.
  • Complied with Service Level Agreements, and internal processes for incident management.
  • Established a testing laboratory to assess devices pre-launch.
  • Managed site-to-site VPNs, access control lists (ACLs), and access modifications.
  • Resolved technical issues with ISR 4000, C3850, and other hardware components.
  • Partnered with cross-functional teams to execute configuration adjustments on networking hardware.
  • Coordinated efforts with principal engineers and vendor groups to manage bugs fixes, software launches, issue resolution processes.

Education

Master of Science - Information Technology Project Management

Kaplan University
02.2011

Bachelor of Science - IT Network Management

Westwood College
05.2008

Associate of Science - Network Engineering

Westwood College
06.2006

Skills

  • Vendor Management
  • Client Engagement
  • Carrier Management
  • Support Solutions
  • Network Security Authentication
  • LDAP
  • RADIUS
  • TACAS
  • Wireless Network Management
  • DNS
  • DHCP
  • SSL
  • OSI Model
  • TCP/IP
  • Network Security
  • Voice Over IP Expertise
  • Network Design
  • Business Continuity Management
  • LAN/WAN
  • Network problem solving
  • Skilled in Microsoft Office 365 Applications
  • Microsoft Teams Expertise
  • Teams Calling
  • Network configuration
  • MS Visio Proficiency
  • Proficient in Microsoft Tools
  • Supervision and leadership
  • Analytical and critical thinking

Certification

  • CCNP Training, 07/01/25
  • A+, CompTIA, COMP0001001199718, 2003
  • ITIL v3 Foundation Level, 2009, 032EFFB833
  • SonicWall Training, 2021
  • 202 Certified Network Associate, Cradlepoint, 04/01/25

Languages

  • English, Native or Bilingual
  • Spanish, Professional Working

Work Availability

monday
tuesday
wednesday
thursday
friday
saturday
sunday
morning
afternoon
evening
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Accomplishments

  • Supervised a team of 4 staff members.
  • Used Microsoft Excel to develop inventory tracking spreadsheets.
  • Resolved product issues through consumer testing.
  • Collaborated with a team of 4 in the development of Irvine Police Department network upgrade from Brocade to Cisco C9300 stack switches.

Work Preference

Work Type

Full Time

Work Location

HybridRemoteOn-Site

Important To Me

Career advancementWork-life balancePersonal development programsWork from home optionPaid time offTeam Building / Company Retreats

Languages

English
Native language
Spanish
Advanced (C1)
C1

Timeline

Network Infrastructure Engineer

Peraton
07.2020 - Current

System Administrator

Robert Half Technology
12.2019 - 06.2020

Network Field Engineer

Nippon Telegraph and Telephone
12.2009 - 06.2019

Master of Science - Information Technology Project Management

Kaplan University

Bachelor of Science - IT Network Management

Westwood College

Associate of Science - Network Engineering

Westwood College
  • CCNP Training, 07/01/25
  • A+, CompTIA, COMP0001001199718, 2003
  • ITIL v3 Foundation Level, 2009, 032EFFB833
  • SonicWall Training, 2021
  • 202 Certified Network Associate, Cradlepoint, 04/01/25
Martin Hernandez