Mission-Critical Network Engineer III (Onsite)

firefly; Town of Texas (WI); On-site; USD 120,000 - 180,000; Full time

Benefits offered by this job

Health, dental, vision plans

Parental leave

Educational reimbursement

Short term disability

Flexible PTO

Job summary

Firefly Aerospace is seeking a seasoned Network Engineer to design, implement, and safeguard mission-critical networks connecting launch pads, test stands, and spacecraft operations. You will ensure telemetry flows, commands reach targets, and systems stay online under high-pressure conditions.

The role emphasizes resilience, security, and fast issue resolution, with 100% onsite work at Briggs, Texas, supporting launch and spacecraft operations. Join a team shaping reliable space missions.

Qualifications

• 5+ years of experience designing, monitoring, and troubleshooting campus, datacenter, and WAN networks.
• Proficient with LAN/WAN, routing, switching, QoS, security, BGP, OSPF, VXLAN, and network automation.
• Experience with automation and scripting tools (e.g., Ansible, Python).
• Expertise with network hardware/software (Cisco, Juniper, Arista).
• Proficiency in firewall configuration and security protocols (Palo Alto).
• Familiarity with network monitoring systems (PRTG, Zabbix, Grafana).
• Strong communication and collaboration in a fast-moving environment.

Responsibilities

• Design, implement, and troubleshoot network solutions based on business requirements.
• Manage network projects, upgrades, migrations, and provide technical direction.
• Design, implement, maintain, and troubleshoot firewall rules for network security and compliance (FIPS).
• Identify, propose, and implement improvements to network architecture for resilience and performance.
• Conduct regular network assessments and plan upgrades.
• Collaborate with IT and engineering teams to deliver network services and automation.
• Create and maintain documentation of the network environment and procedures.
• Prepare reports outlining findings and proposed solutions.

Skills

Network design

Firewall security

Automation

Vendor hardware

Monitoring tools

Education

Bachelor's degree or equivalent

Tools

Cisco/Juniper/Arista

Palo Alto

AWS networking

Docker/Kubernetes

Job description

Firefly Aerospace is seeking a seasoned Network Engineer to design, implement, and safeguard mission-critical networks connecting launch pads, test stands, and spacecraft operations. You will ensure telemetry flows, commands reach targets, and systems stay online under high-pressure conditions.

The role emphasizes resilience, security, and fast issue resolution, with 100% onsite work at Briggs, Texas, supporting launch and spacecraft operations. Join a team shaping reliable space missions.