Senior Network Engineer

Astranis builds advanced satellites for high orbits, expanding humanity’s reach into the solar system. Today Astranis satellites provide dedicated, secure networks to highly-sophisticated customers across the globe— large enterprises, sovereign governments, and the US military.With five satellites on orbit and many more set to launch soon, the company is servicing a backlog of more than $1 billion of commercial contracts.Astranis is the preferred satellite communications partner for buyers with stringent requirements for uptime, data security, network visibility, and customization.Astranis has raised over $750 million from some of the world’s best investors, from Andreessen Horowitz to Blackrock and Fidelity, and employs a team of 450 engineers and entrepreneurs. Astranis designs, builds, and operates its satellites out of its 153,000 sq. ft. headquarters in Northern California, USA.

Senior Network Engineer

We’re looking for a Senior Network Engineer to strengthen and evolve our global network infrastructure. This role blends design, implementation, and troubleshooting across enterprise, and cloud-connected environments. You’ll ensure our network is resilient, secure, and ready to scale with Astranis as we grow.

Role:

• Design, implement, and manage complex LAN, and WAN network solutions with an emphasis on reliability and security
• Configure and optimize routing protocols (BGP, OSPF) and tunneling technologies (IPSEC, GRE) for resilient connectivity
• Deploy and maintain Next-Generation Firewalls, supporting segmentation and secure access across sites
• Oversee and troubleshoot wireless networks and advanced Layer 2 technologies (e.g. Spanning Tree, LACP, HSRP, MPLS)
• Support multi-site connectivity, including SD-WAN technologies, to enable seamless collaboration and remote access
• Conduct performance analysis and capacity planning to keep the network operating at scale
• Collaborate with cross-functional teams to support network infrastructure
• Assist with incident response for network issues, providing expert-level troubleshooting and resolution
• Document designs, processes, and troubleshooting playbooks to support knowledge sharing
• Mentor junior team members, helping raise the technical bar across the team

Requirements:

• 5+ years of experience in network engineering
• Strong knowledge of IP routing and switching, including BGP and OSPF
• Hands-on experience with Next-Generation Firewalls, ACLs, IPSEC/GRE tunneling, and advanced Layer 2 protocols 
• Experience managing and troubleshooting large-scale or multi-site network deployments
• Experience with network monitoring and management tools (i.e: iCinga, Netbox, and Wireshark)
• Knowledge of network access protocols (802.1x, Radius, TACACS, Dynamic ACLs, port security)
• Familiarity with wireless networking design and support
• Solid understanding of network security fundamentals and best practices
• Strong analytical, troubleshooting, and communication skills, with the ability to work across teams

Bonus:

• Relevant certifications such as Network+, JNCIE, CCNP, or CCIE
• Experience with SD-WAN solutions (e.g. Fortinet, Cisco, Aruba, or Juniper)
• Exposure to cloud networking, particularly in GCP (VPC, interconnects, hybrid connectivity)
• Familiarity with network automation and infrastructure-as-code (e.g. Python, Ansible, Terraform)
• Hands-on experience with Fortigate firewalls, Aruba wireless, or Juniper platforms