Senior Network Engineer · Linux Engineer · DevOps Engineer · System Engineer

Overview

Looking for full-time work (8 hours/day)

at $9.92/hour ($1,920.00/month)

Post-graduate degree (Masters, Doctorate, etc.)

Last Active

July 5th, 2026 (9 days ago)

Member Since

March 12th, 2024

Profile Description

Network Architecture & Security (L3 Focus)
Designed and deployed secure multi-site connectivity by implementing IPsec VPN tunnels and SD-WAN architectures, ensuring seamless redundancy and optimal traffic paths.

Architected and managed enterprise firewall policies utilizing Palo Alto Networks, Cisco ASA, and Sophos/SonicWall UTM platforms, implementing application control, web filtering, and granular DMZ isolation to harden perimeter security.

Engineered highly available (HA) core routing networks utilizing BGP and EIGRP, maximizing network uptime and traffic efficiency through advanced PAT/NAT strategies and IP-SLA tracking.

Conducted deep-packet analysis using Wireshark and TCPdump to rapidly isolate and resolve complex, intermittent L2/L3 network anomalies and routing loops under tight SLAs.

Switching & Infrastructure Operations (L2/L3 Focus)
Provisioned and optimized core and access layers utilizing Cisco and Extreme Networks (7200/8400/X450) switches, configuring VLANs, 802.1Q trunking, RPVST, and LACP Port-Channels for maximum throughput.

Enforced robust access control and device hardening by deploying RADIUS authentication, Port Security, and SSH, minimizing the internal attack surface across enterprise network segments.

Managed life-cycle operations for critical hardware, executing risk-free Cisco IOS upgrades, configuration backups/restorations, and disaster recovery procedures on production equipment.

Systems, Virtualization & Linux Automation
Administered high-density virtualized environments across Nutanix and VMware ESXi hypervisors, managing infrastructure hosted on HP ProLiant DL380 and Dell PowerEdge servers.

Streamlined Linux systems administration tasks on core servers by developing custom maintenance automation scripts using Bash, Python, and Go.

Secured Linux network environments using host-based IPtables and configured automated monitoring systems via SNMP and NTP time synchronization.

Wireless & Telecom (WISP)
Engineered and optimized outdoor wireless links utilizing Cambium Networks and Ubiquiti hardware, delivering reliable, high-capacity backhaul connectivity for remote distribution sites.

Infrastructure-focused IT Professional with a decade of expertise in L2/L3 network design, systems deployment, and critical troubleshooting. Experienced in handling hardware and software infrastructure transformations from concept to implementation. A proactive problem-solver and adaptive learner who excels in cross-functional communication, technical leadership, and driving engineering excellence.