Senior Principal Engineer – 787 Cabin Air Compressor (CAC) SIPT (Onsite)

Date Posted: 2026-07-09 Country: United States of America Location: US-CT-WINDSOR LOCKS-B1 ~ 1 Hamilton Rd ~ BLDG 1 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 The 787 Cabin Air Compressor (CAC) SIPT Senior Principal Engineer is responsible for ensuring the successful execution of reliability enhancement engineering activities for the in-service aircraft fleet. This Boeing Commercial role resides within the Environmental & Airframe Control Systems (EACS) division of Collins Aerospace Power & Controls. The CAC is a critical component of the Cabin Air Conditioning and Temperature Control System (CACTCS) and a key enabler of the more-electric aircraft architecture. The CAC Senior Principal Engineer is responsible for executing projects while ensuring technical, cost, schedule, and quality objectives are achieved. This role reports directly to the 787 Program Chief Engineer and works closely with program managers, product line leadership, and operations to ensure effective communication and alignment of priorities. The role also requires close collaboration with the Electrical Power System (EPS) team and external suppliers. In addition, the CAC Senior Principal Engineer interfaces regularly with Boeing engineering customers. What You Will Do Lead a multi-disciplinary team to execute CAC reliability-improvement projects, including design, development, and qualification tasks for hardware products. Provide effective communication with the Boeing engineering customer by leading technical coordination meetings and workshops; ensure strong technical and schedule alignment between Collins and Boeing. Support executive and customer presentations, including engagements with Boeing and airline operators. Manage cost-reduction activities and mitigate producibility risks. Learn and become proficient in the system architecture, performance, and operation of the Cabin Air Conditioning and Temperature Control System (CACTCS). Drive efforts to identify, prioritize, and eliminate sources of CAC reliability issues through collaboration with Product Line leadership and feedback from in-service fleet operators. Lead core project-management activities, including requirements management, risk management, change review board participation, and processing change requests. Manage project budgets and monthly EVMS activities, including Estimate-at-Complete forecasts, variance reporting, and engineering resource planning through direct coordination with systems integration and component functional leads. Drive execution of supplier transitions related to the CAC. Support the development of prognostic health-management analytics for the CAC. Qualifications You Must Have Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 10 years prior relevant experience or an Advanced Degree in a related field and minimum 7 years of experience Qualifications We Prefer Five or more years of aerospace engineering experience. Proven ability to develop and maintain strong customer relationships with Boeing and fleet operators through successful execution of engineering activities. Experience communicating effectively with executive leadership and external customers. Project management and project engineering experience, including management of plans, schedules, budgets, and cross-functional teams. Experience working within a highly matrixed organization, coordinating internal teams, suppliers, and customers. Expertise in requirements development and management using DOORS. Experience with design processes and functional requirements development. Prior systems integration or systems engineering experience. Experience supporting root-cause investigations. Knowledge of thermodynamics and fluid dynamics principles. Familiarity with turbomachinery and electric motors. What We Offer Benefits Some of our competitive benefits package includes:  • Medical, dental, and vision insurance • Three weeks of vacation for newly hired employees • Generous 401(k) plan that includes employer matching funds and separate employer retirement contribution, including a Lifetime Income Strategy option • Tuition reimbursement program • Student Loan Repayment Program • Life insurance and disability coverage • Optional coverages you can buy pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, ID theft protection • Birth, adoption, parental leave benefits • Ovia Health, fertility, and family planning • Adoption Assistance          • Autism Benefit • Employee Assistance Plan, including up to 10 free counseling sessions • Healthy You Incentives, wellness rewards program • Doctor on Demand, virtual doctor visits • Bright Horizons, child and elder care services • Teladoc Medical Experts, second opinion program •  And more!  Learn More & Apply Now! We make modern flight possible for millions of travelers and our military every second.  Our major product lines are on-board virtually every aircraft flying. Be it keeping passengers safe with our emergency power generation systems or creating a positive in flight experience through reliable cabin pressure controls and quieter engines, Power & Controls focuses on delivering a best-in-class experience to our customers. We hire the top people in the industry. Their ideas drive our performance, and their integrity keeps our customers happy. Join us as we take flight! *Please ensure the role type (defined below) is appropriate for your needs before applying to this role. Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all produ