[Hiring] Senior Network Engineer @Liquidity Services Inc.

Role Description

The Senior Network Engineer is the technical owner for the design, implementation, monitoring, and ongoing support of the company’s hybrid network environment and leads the network function, including cloud network operations. This role is responsible for secure, reliable connectivity across offices, retail locations, warehouse facilities, AWS and Azure cloud environments, and remote users.

• 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, removing dependency on Cisco cloud services routers and implementing 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 the design and deployment of networks for new facilities and the upgrade of existing sites.
• Monitor network availability, performance, capacity, configurations, logs, and security events.
• Troubleshoot complex routing, switching, wireless, firewall, VPN, DNS, DHCP, latency, packet-loss, and cloud-connectivity issues.
• Keep network devices current on security patches, software, and firmware.
• Partner with the information security team to implement defense-in-depth, segmentation, least-privilege access, zero-trust principles, intrusion prevention, and appropriate logging and threat-correlation controls.
• Develop and 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 for network and security events.
• Automate repeatable network administration, validation, reporting, and monitoring activities using APIs and scripting where practical.
• Manage technical relationships with telecommunications carriers, managed service providers, and network technology vendors.
• Participate in an on-call rotation for critical network services.

Qualifications

• Bachelor’s Degree in Computer Science or equivalent work experience.
• Seven or more years of progressively responsible network engineering experience.
• Demonstrated experience leading network implementations, migrations, upgrades, and complex production troubleshooting.
• 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.
• 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.
• Experience with AWS and Azure networking.
• 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.
• 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.
• Confident self-starter.
• Ability to plan and manage complex networking projects.
• Excellent verbal and written communication.
• Strong analytical and troubleshooting skills.
• Experience in working with cross-functional teams.
• Ability to mentor junior engineers.

Requirements

• This position is primarily performed in a home office or other approved remote work environment.
• Employee is expected to maintain a safe, secure, and distraction-free workspace with reliable internet access.
• Duties primarily involve prolonged periods of sitting, working on a computer, and communicating via phone and video conferencing.
• Occasional lifting of office materials or equipment up to 15 pounds may be required.
• Regular travel is required, including visits to customer sites, meetings, or other business locations (10–25%).

Benefits

• 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.