Senior Network Engineer

🔥 12 hours ago

🇺🇸 United States – Remote

💵 $115.8k - $130.3k / year

⏰ Full Time

🟠 Senior

🛜 Network Engineer / Network Administrator

🦅 H1B Visa Sponsor

This company has sponsored H1B visas in the past.

👻 Ghost score 0%

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Liquidity Services

WebsiteLinkedInAll Job Openings

501 - 1000 employees

Founded 1999

📦 Logistics

🏪 Marketplace

🛍️ eCommerce

Logistics • Marketplace • eCommerce

Liquidity Services is an online marketplace and asset recovery company that helps organizations monetize surplus, returned, obsolete and used assets through auctions, direct sales, and managed liquidation services. The company provides industrial, retail and government solutions including asset valuation, returns management, e-commerce seller self-service, and marketing to maximize recovery across hundreds of asset categories. Liquidity Services operates multiple marketplaces and platforms, serving thousands of sellers and millions of buyers worldwide to convert excess assets into cash.

📋 Description

• Serve as the network subject matter expert and technical owner for the architecture, configuration, implementation, monitoring, maintenance, and lifecycle management of the hybrid network environment • Provide technical guidance and mentoring to other engineers • Configure and support Cisco and Meraki switching, routing, wireless, and site connectivity across offices, retail locations, and warehouse facilities • Configure, administer, and continuously improve Palo Alto firewalls, security policies, site-to-site VPNs, remote-access VPN services, and related network security capabilities • Own the design and execution of the cloud connectivity roadmap, replacing Cisco cloud services routers with cloud-native networking for Azure-to-AWS and cloud-to-site communication • Partner with DevOps on cloud network standards, security controls, and infrastructure-as-code for cloud networking • Lead network design and deployment for new facilities and upgrades to existing sites, including requirements gathering, design, equipment selection, implementation, testing, documentation, and transition to operations • Monitor network availability, performance, capacity, configurations, logs, and security events; establish alerts, identify trends, and resolve issues proactively • Troubleshoot complex routing, switching, wireless, firewall, VPN, DNS, DHCP, latency, packet-loss, and cloud-connectivity issues • Maintain security patches, software, firmware, configuration management, backups, vulnerability remediation, and change-control practices • Partner with information security on defense-in-depth, segmentation, least-privilege access, zero-trust, intrusion prevention, logging, and threat correlation • Maintain network architecture diagrams, configuration standards, operating procedures, asset records, support documentation, and disaster-recovery information • Participate in incident response, problem management, root-cause analysis, and corrective-action planning • Automate network administration, validation, reporting, and monitoring using APIs and scripting • Manage relationships with telecommunications carriers, managed service providers, and network technology vendors • Participate in an on-call rotation for critical network services

🎯 Requirements

• Bachelor’s Degree in Computer Science or equivalent work experience and appropriate certifications may count towards degree requirement • Seven or more years of progressively responsible network engineering experience • Substantial hands-on responsibility for enterprise physical-site and cloud networking environments • Experience leading network implementations, migrations, upgrades, and complex production troubleshooting in a distributed organization • Advanced hands-on experience with Cisco and Meraki switching, routing, wireless, dashboards, templates, and centralized management • Advanced experience configuring and troubleshooting Palo Alto Networks firewalls, security and NAT policies, threat-prevention capabilities, site-to-site VPNs, and remote-access VPN services • Strong knowledge of TCP/IP, IPv4 and IPv6, VLANs, spanning tree, 802.1X, QoS, DNS, DHCP, NAT, IPsec, SSL/TLS, SNMP, OSPF, and BGP • Experience designing and operating resilient WAN, LAN, WLAN, internet-edge, and hybrid connectivity services across geographically distributed locations • Experience with AWS and Azure networking, including virtual networks, routing, security controls, private connectivity, transit architectures, VPN connectivity, and cloud-native monitoring • Experience with network monitoring, alerting, configuration backup, performance analysis, log management, and packet-analysis tools • Working knowledge of network segmentation, zero-trust principles, intrusion detection and prevention, secure remote access, vulnerability remediation, and defense-in-depth practices • Ability to automate administrative and validation tasks using Python, PowerShell, APIs, infrastructure-as-code, or comparable tools • Experience working within formal incident, problem, change, configuration, and asset-management processes • Working knowledge of PCI, SOX, and related control and evidence requirements in an enterprise environment • Experience with Akamai CDN and security services, SIEM platforms, and cloud security or observability tooling is a plus • CCNP, Palo Alto PCNSE, Meraki certification, or comparable industry certification preferred; equivalent practical experience will be considered • Ability to plan and manage complex networking projects • Excellent verbal and written communication • Strong analytical and troubleshooting skills • Experience working with cross-functional teams • Ability to mentor junior engineers • Reliable internet access and a safe, secure, distraction-free remote workspace • Ability to frequently use a computer, keyboard, mouse, and standard office equipment • Ability to communicate effectively with colleagues, customers, and business partners • Ability to occasionally lift office materials or equipment up to 15 pounds • Regular travel availability, including visits to customer sites, meetings, or other business locations (10–25%)

🏖️ Benefits

• Annual discretionary bonus • Competitive wages • Healthcare (medical, dental, vision, prescription drugs, FSAs) • 401(k) plan • Paid time off (PTO) and holidays • Paid parental leave • Life and disability insurance • Employee Assistance Program (EAP) • Professional development and tuition assistance