PrincipalEngineer,ProjectEngineering(Onsite)

**Date Posted:** 2026-05-29 **Country:** United States of America **Location:** US-IL-ROCKFORD-P6 ~ 4747 Harrison Ave ~ 4747 HARRISON AVE-P6 **Position Role Type:** Onsite **U.S. Citizen, U.S. Person, or Immigration Status Requirements: ** U.S. citizenship is required, as only U.S. citizens are authorized to access information under this program/contract. **Security Clearance Type:** None/Not Required **Security Clearance Status:** Not Required Collins is seeking a high-potential Principal Project Engineer to join our Electric Power Systems (EPS) team, focused on Business Development and Preliminary Engineering. In this role, you will help shape and capture new business by developing technical solutions, system concepts, and proposal content for early-stage EPS opportunities. Working alongside Chief Engineers and business development teams, you will play a key role in defining competitive, executable system architectures and win strategies. You will engage across engineering disciplines to ensure alignment on Technology Readiness Level (TRL), system topologies, and customer requirements. You will also contribute to the development of high-quality, compliant, and competitive proposals that support profitable program growth, while helping to continuously improve how we pursue and develop new business within EPS. **What You Will Do** * Engage and develop strong relationships between EPS customers and PMT’s to align timing and support of Technology Insertion, Trade Studies and Bids * Support the EPS Chief Engineer in Business Development and Preliminary Engineering proposal production and align with internal and external customers * Coordinate with Program and Functional Engineering to align Technology Roadmaps, Timing and Funding * Network with Subject Matter Experts (SME’s), Project teams, Discipline Chiefs, Fellows to address Technical Challenges and ensure compliant achievable technical presentations * Support Kick off meetings (KOM), Architecture Reviews (RAR), and