Maritime Network Architect for Autonomous Systems

Ocean Infinity; Southampton; Hybrid; GBP 90,000 - 120,000; Full time

Job summary

Ocean Infinity in the United Kingdom is seeking a Senior Network Architect to design, build and secure networking, communications, and data pathways underpinning our USV and AUV systems. This hybrid role combines systems engineering, network & comms engineering, and network security.

You will work with mechanical, electrical, software, and autonomy teams to ensure reliable, scalable data exchange between autonomous platforms, motherships, cloud infrastructure, and onboard sensors.

Qualifications

• Strong experience with IP networking including routing, switching, VLANs, firewalls, QoS, VPNs.
• Experience with radio and wireless communications (RF fundamentals).
• Hands-on experience configuring network hardware (Cisco, MikroTik, Ubiquiti).
• Understanding of satellite, 4G/5G, Wi‑Fi, or RF mesh communications.
• Experience building/managing cloud hosted services.
• Security/foundation in cybersecurity principles and hardening.
• Familiarity with ROS/ROS2 networking, DDS, or middleware is a plus.
• Willingness to obtain UK security clearance.

Responsibilities

• Act as Subject Matter Expert for network architecture.
• Architect and document end-to-end communications for USVs and AUVs (radio, satellite, cellular, mesh, Wi-Fi).
• Define and maintain IP architectures, VLANs, firewall rules, QoS, bandwidth, encryption.
• Produce communications system requirements, ICDs, test plans, and verification docs.
• Conduct trade studies for new comms technologies (satcom, mesh, acoustic modems).
• Collaborate with mechanical, electrical, software, and autonomy engineers for integration.
• Provide technical expertise to operations and project teams.
• Design tailored communication solutions for customer missions/environments.
• Ensure architectures meet security requirements for missions.

Skills

IP networking

Routing

Switching

VLANs

Firewalls

QoS

VPNs

RF communications

Linux networking

Cybersecurity

Cloud hosted services

Education

Degree in Networking/Telecommunications/Electrical/Systems/Engineering

Tools

Cisco equipment

MikroTik routers

Ubiquiti gear

Peplink devices

OpenWRT

Job description

Ocean Infinity in the United Kingdom is seeking a Senior Network Architect to design, build and secure networking, communications, and data pathways underpinning our USV and AUV systems. This hybrid role combines systems engineering, network & comms engineering, and network security.

You will work with mechanical, electrical, software, and autonomy teams to ensure reliable, scalable data exchange between autonomous platforms, motherships, cloud infrastructure, and onboard sensors.