Principal Avionics Network Architect – Deterministic Ethernet

Prattwhitney; Cedar Rapids (IA); Hybrid; USD 132,000 - 252,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

3 weeks vacation

401(k) plan with employer matching

Job summary

RTX, in collaboration with Collins Aerospace, is seeking a Sr Principal Systems Engineer to architect a next‑generation avionics networking family. You will define deterministic Ethernet switch architectures, address latency, jitter, and throughput, and drive hardware‑software partitioning across teams.

You will integrate ARINC 664 Part 7/AFDX with TSN, perform end‑to‑end analyses, and mentor cross‑functional engineers to deliver scalable, safe networking solutions for future aircraft.

Qualifications

• Degree in STEM and minimum 10 years prior relevant experience or an Advanced Degree.

Responsibilities

• Architect the next generation of avionics networking products and define the roadmap.

Skills

Avionics networking

Deterministic networking

Ethernet switching

QoS

VLANs

Traffic shaping

Network performance analysis

System architecture

Embedded HW/SW integration

Education

STEM degree

Advanced degree

Tools

ARINC 664 Part 7 / AFDX

IEEE 802.1 TSN

Wireshark

Network simulators

Job description

RTX, in collaboration with Collins Aerospace, is seeking a Sr Principal Systems Engineer to architect a next‑generation avionics networking family. You will define deterministic Ethernet switch architectures, address latency, jitter, and throughput, and drive hardware‑software partitioning across teams.

You will integrate ARINC 664 Part 7/AFDX with TSN, perform end‑to‑end analyses, and mentor cross‑functional engineers to deliver scalable, safe networking solutions for future aircraft.