Network Engineer (12 AM - 9 AM)

memx; United States; Remote; USD 130,000 - 160,000; Full time

Benefits offered by this job

Medical coverage

Dental coverage

Vision coverage

401(k) retirement plan

Life insurance

Unlimited PTO

Family leave

Disability insurance

Training resources

Wellness resources

Job summary

memx is seeking a Night-shift Network Engineer to design, implement, and maintain a low-latency trading infrastructure during overnight hours (12 AM–9 AM ET). You will ensure a highly available exchange network, handle customer connectivity, and drive performance improvements.

You will configure network devices with Ansible and Python, respond to alerts, perform root-cause analysis, and coordinate with security and data-center teams to deliver reliable end-to-end connectivity.

Qualifications

• Hands-on experience with low-latency, highly available distributed systems and their network architectures.
• Familiarity with layer 2/3 protocols: IGMP, MLAG, ARP, BGP, NAT, PIM.
• Experience with timing protocols including NTP and PTP.

Responsibilities

• Design, implement, and support the low-latency exchange network environment.
• Configure enterprise and production network devices using Ansible and Python as required.
• Respond to network alerts and error logs, including incident remediation and root cause analysis.
• Perform new customer connection turn-ups and handle tickets such as IP prefix changes and connectivity troubleshooting.
• Conduct new product analysis and validation.
• Coordinate with security and business teams on secure end-user solutions.
• Work with data center and circuit providers to advance the exchange infrastructure toward more cost-efficient and performant options.

Skills

Low-latency networking

Distributed systems

BGP/ARP/IP multicast

Network devices (EOS IOS PanOS)

Python & Ansible scripting

Packet analysis (Wireshark/tcpdump)

NTP/PTP timing

Firewall design

Mac/Linux familiarity

Incident response

Job description

Role overview

Night-shift network engineer supporting the design, implementation, and maintenance of a low-latency trading infrastructure during overnight hours (12 AM - 9 AM ET, Monday through Friday). The role focuses on a highly available exchange network environment, customer connectivity operations, and continuous improvement of infrastructure performance.

Responsibilities

• Design, implement, and support the low-latency exchange network environment
• Configure enterprise and production network devices using Ansible and Python as required
• Respond to network alerts and error logs, including incident remediation and root cause analysis
• Perform new customer connection turn-ups and handle tickets such as IP prefix changes and connectivity troubleshooting
• Conduct new product analysis and validation
• Coordinate with security and business teams on secure end-user solutions
• Work with data center and circuit providers to advance the exchange infrastructure toward more cost-efficient and performant options

Requirements

• 5+ years of hands-on experience with low-latency, highly available distributed systems and their network architectures
• Understanding of layer 2 and layer 3 protocols including IGMP, MLAG, ARP, BGP, NAT, and PIM
• Understanding of IP multicast routing such as PIM-SM and PIM-Bidir
• Experience with network operating systems including EOS, IOS, and PanOS
• Understanding of timing protocols including NTP and PTP
• Knowledge of optical fiber types and transceivers
• Scripting experience in Python and Ansible
• Ability to analyze packet captures using Wireshark or tcpdump
• Experience with firewall design and configuration

Nice to have

• Mac and Linux familiarity

Benefits and work setup

• Remote work from home
• Medical, dental, and vision plans
• 401(k) retirement plan
• Life insurance including basic, voluntary, and AD&D
• Unlimited paid time off
• Generous paid family leave
• Short-term and long-term disability coverage
• Training and development resources
• Wellness resources
• Pay range: $130,000 to $160,000