Proposal Manager - F135 & OME

Date Posted: 2026-09-23

Country: United States of America

Position Role Type: Hybrid U.S. Citizen, U.S. Person, or Immigration Status Requirements: This job requires a U.S. Person. A U.S. Person is a lawful permanent resident as defined in 8 U.S.C. 1101(a)(20) or who is a protected individual as defined by 8 U.S.C. 1324b(a)(3). U.S. citizens, U.S. nationals, U.S. permanent residents, or individuals granted refugee or asylee status in the U.S. are considered U.S. persons. For a complete definition of “U.S. Person” go here: https://www.ecfr.gov/current/title-22/chapter-I/subchapter-M/part-120/subpart-C/section-120.62

Security Clearance Type: None/Not Required

Security Clearance Status: Not Required At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world. Collins Aerospace, an RTX company, is a leader in technologically advanced and intelligent solutions for the global aerospace and defense industry. Collins Aerospace has the capabilities, comprehensive portfolio, and expertise to solve customers’ toughest challenges and to meet the demands of a rapidly evolving global market. As a Proposal Manager, you will be responsible for leading and executing contracting activities that ensure accurate, compliant, and timely proposal submissions for the F135 and OME programs. You will serve as a trusted partner to internal stakeholders and customers, guiding proposals from kickoff through negotiations and contract award. This role requires strong project management skills, attention to detail, and the ability to work in a fast-paced, deadline-driven environment. This position works a hybrid schedule at our Windsor Locks, CT facility.

What You Will Do: Manage end-to-end proposal development for F135 and OME programs, ensuring on-time delivery and compliance with customer requirements. Lead cross-functional proposals, coordinating inputs from engineering, operations, supply chain, finance, and contracts. Develop proposal schedules, deliverables, and compliance matrices to track progress and mitigate risks. Prepare and review proposal documentation to ensure accuracy, consistency, and adherence to pricing, technical, and contractual requirements. Serve as primary interface with Contracts and Program teams during proposal development and negotiations. Support contract negotiations with customers, ensuring alignment with business objectives and risk management guidelines. Maintain compliance with company policies, government regulations, and customer requirements throughout the proposal and contracting process. Drive continuous improvement in proposal processes and tools to enhance efficiency and effectiveness.

Qualifications: You Must HaveTypically requires a University Degree and minimum 8 years prior relevant experience or an Advanced Degree in a related field and minimum 5 years of experience. U.S. Person – Military contract stipulates the candidates must be U.S. Persons. Experience in project management.

Qualifications: We PreferExperience in program management, contracts, or proposal management in the aerospace & defense industry. Understanding of U.S. Government contracting processes, FAR/DFARS requirements, and defense acquisition lifecycle. Ability to manage multiple complex proposals simultaneously under tight deadlines. Analytical experience with attention to detail in pricing, compliance, and documentation. Experience supporting large defense engine programs (F135 or similar). Knowledge of Earned Value Management (EVM) principles. What We OfferMedical, 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 illnessinsurance, group legal, ID theft protection Birth, adoption, parental leave benefits Carrot Health to hormonal health, fertility, and family building 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! May be eligible for relocation. HybridEmployees who are working in Hybrid roles will work regularly both onsite and offsite. Ratio of time working onsite will be determined in partnership with your leader. At Collins, the paths we pave together lead to limitless possibility. And the bonds we form – with our customers and with each other -- propel us all higher, again and again. As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote. The salary range for this role is 107,500 USD - 204,500 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills. Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement. Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance. This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply. RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window. RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act. Click on this link to read the Policy and Terms