Robert Beltran
Virginia Beach,VA
Summary
Results-driven and highly motivated IT professional with 5+ years of experience in network security, network administration, client/server environments, RF spectrum/theory, and telecommunications. Well-versed in a wide range of programs, operating systems and platforms for desktops, laptops, servers, switches, routers, and other network devices. Proficient in crisis management, conflict resolution, and teamwork. Active Top Secret/SCI Clearance with Counter Intelligence Polygraph.
Overview
5
5
years of professional experience
1
1
Certification
Work History
Network Engineer - DoD Skillbridge Intern
M. I. Technical Solutions
Chesapeake, VA
05.2024 - Current
- Oversee design, implementation and execution of network security hardware/software
maintenance and upgrades. - Responsible for infrastructure engineering, maintenance, and support of complex network security systems and tools used to protect and support multiple enterprise networks.
- Assist with network architecture design, feasibility, and cost studies.
- Assist in installation, evaluation, and maintenance of Cisco wireless network components (WLC, WAP, etc.)
- Optimize network performance and reliability by maintaining hardware and software,
analyzing technical issues, and ensuring availability to system users. - Maintain license, upgrade, and backup schedules, monitored LAN/WAN network
performance, and performed complex hardware and software installations. - Support development and implementation of new network protocols and collaborated
cross-functionally with other departments to ensure DoD compliance. - Provide tier III technical support to in-house staff and top tier vendors.
Information Systems Security Officer
US Navy
Norfolk, VA
01.2022 - 05.2024
- Performed ISSM duties by auditing, monitoring, and assessing effectiveness of current security controls and practices. In addition to analyzing and remediating the network infrastructure by applying patches, configuration changes, and security controls. As well as performing threat intelligence by using information from previous network exploits to find new ways to harden network security.
- Implemented and maintained Tenable's Nessus vulnerability scanner, McAfee Host Based Security System, hard/soft firewalls, and layer 3 network segmentation.
- Investigated, isolated, and extracted data from 4 compromised systems which was caused by insider negligence. Authored cyber incident responses and submitted to the enterprise with event details.
- Developed 3 cyber incident drills on social engineering, network intrusion, and data loss to enhance junior analyst's and technician's knowledge on correct responses.
- Authored and implemented numerous standard operating procedures and best security practices to increase the efficiency of day to day network operations. Also, developed pre-planned responses for network intrusion scenarios directing corrective actions for a variety of possible future attacks.
- Composed and conducted numerous trainings and network security drills for 15 junior technicians/analysts consisting of simulated intrusions, incident response procedures, network outages, and evidence preservation.
Telecommunications Specialist
US Navy
Norfolk, VA
12.2020 - 05.2024
- Planned, prepped, and successfully led 13 sailors through six different IP service, satellite, and external communications cutovers over the HF/UHF/SHF/EHF frequency bands, resulting in Carrier Strike Group 10's ability to communicate in C2F and C6F area of operations while deployed.
- Maintained a 99% uptime on all Tactical Data Links equipped onboard (Link 11, Link 16, UTJ, MTJ, STJ) while deployed in the 6th fleet area of operations.
- Ensured continued connectivity with the distant end (ISP) for IP services over SHF/EHF frequency bands throughout two 9 month deployments.
- Troubleshot and maintained all necessary radio and cryptographic equipment to allow for a 99% uptime on 27 different telecommunication voice and data circuits.
Network /IT Systems Administrator
US Navy
Norfolk, VA
10.2019 - 05.2024
- Throughout 2 vigorous 9-month deployments, maintained and troubleshot onboard ADNS suite which included 4 Cisco routers, 6 KG-175D Inline Network Encryption Devices, and 2 VOIP gateway management devices.
- Troubleshot and administered 4 VOSIP and 2 Cisco DX80 VTC suites over a 9 month deployment with limited IP services.
- Installed USBICES enclave onboard to support a 9 month deployment in the C6F AOR. Enclave included: 1 KG-175D and 3 CISCO VOIP phones.
- Administered, maintained, deployed, and troubleshot a total of 35 VM's over 3 different network enclaves, encompassing 6 different blade centers, 5 layer 3 switches, and numerous Cisco routers over DoD NIPR, SIPR, and JWICS networks to ensure a 99% uptime to fulfill the US Navy's Cyber Warfare operational readiness.
- Played a critical role on 6 network attached storage device casualties as a SME for disaster recovery and database administration. Successfully recovered from catastrophic data loss on the storage devices, restoring vital VM's for ship's force operational commitment while
maintaining optimal recovery time for data loss.
Skills
- Leadership
- Attention to Detail
- Effective Communication
- Flexibility
- Troubleshooting Mindset
- Thorough Trainer
- Team Player
- Critical Thinker
- Quick Decision Making
- DoD Networks
- Cisco VOIP,VOSIP,VTC, Routers, & Switches
- Cisco Wireless Network Infrastructure
- Telecommunications Systems
- Vulnerability Assessment & Remediation
- Incident Response / Disaster Recovery
- Windows Server Administration
- Active Directory
- VMware
Certification
- CCNA Certified | June 2024-June 2027
- CompTIA Security+ Certified | Sep 2023-Sep 2026
Accomplishments
- Navy and Marine Corps Achievement Medal (3x)
Timeline
Network Engineer - DoD Skillbridge Intern
M. I. Technical Solutions
05.2024 - Current
Information Systems Security Officer
US Navy
01.2022 - 05.2024
Telecommunications Specialist
US Navy
12.2020 - 05.2024
Network /IT Systems Administrator
US Navy
10.2019 - 05.2024
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