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Proposal and Cost Estimating Lead (HYBRID)

RTX
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Marlborough, MA, USA
Oct 01, 2026

Date Posted:

2026-09-29

Country:

United States of America

Location:

US-MA-MARLBOROUGH-MA2 ~ 1001 Boston Post Rd ~ BLDG 2

Position Role Type:

Hybrid

U.S. Citizen, U.S. Person, or Immigration Status Requirements:

Active and transferable U.S. government issued security clearance is required prior to start date.​ U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance​

Security Clearance Type:

Secret - Current

Security Clearance Status:

Active and existing security clearance required on day 1

Raytheon Company, Managed by Collins Aerospace


Collins Aerospace, an RTX company, is a leader in technologically advanced, intelligent solutions that help redefine the aerospace and defense industry. With a comprehensive portfolio and deep technical expertise, we help customers meet the demands of the global market. Join us and help shape the future of aerospace and defense.


Collins Aerospace is seeking a highly experienced Proposal and Cost Estimating Lead. This position resides within Engineering and is responsible for leading the development of Engineering cost estimates, maintaining cost history databases, and supporting cost realism analysis for Strategic Communications programs. The Proposal and Cost Estimating Lead collaborates closely with Capture Managers, Program Managers, Engineering leadership, Estimating & Pricing (E&P), Contracts, Supply Chain, and other key partner organizations.


This role requires deep knowledge of DoD acquisition processes, Engineering cost estimating compliance requirements, and the ability to coordinate multiple proposal and estimating efforts in a fast-paced, highly matrixed environment.


What You Will Do

  • Lead the development, integration, and delivery of Engineering cost estimates for proposals

  • Prepare compliant cost estimates and basis of estimates

  • Maintain, organize, and expand the Engineering cost estimating historical database; ensure high-quality data for future bid reference

  • Plan and participate in Engineering cost reviews, applying cost realism techniques and ensuring estimates reflect credible, supportable technical execution

  • Collaborate with Program Managers, Capture Managers, and Engineering leads to ensure estimates align with technical scope, risk, schedule, and affordability expectations

  • Ensure all Engineering cost inputs meet DoD acquisition, cost estimating, TINA, and compliance requirements

  • Support cross-functional proposal development, ensuring integration with Estimating & Pricing, Contracts, Supply Chain, and technical teams

  • Support proposal evaluation notices (ENs), fact-finding activities, technical clarifications, Final Proposal Revisions (FPRs), and customer negotiations related to Engineering content

  • Provide proposal outline guidance and engineering cost input formats for proposal teams

  • Establish and maintain Engineering cost estimating timelines; track progress and provide status throughout proposal cycles

  • Mentor Engineering contributors on estimating best practices, compliance, documentation standards, and role responsibilities

  • Shape engineering-related proposal requirements and tools through internal partnerships and external stakeholder engagement

Sign-on Bonus Eligible


Qualifications You Must Have

  • Prior experience with Earned Value Management Systems (EVMS) or equivalent cost/schedule control frameworks

  • Demonstrated experience developing, reviewing, and delivering Engineering cost estimates for DoD programs

  • Experience working across highly matrixed organizations including engineering, finance, contracts, supply chain, and pricing

  • Experience establishing Engineering estimating timelines, tracking progress, and communicating status throughout proposal development

Active and transferable U.S. government issued SECRET security clearance is required prior to start date

U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance

  • Typically 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

Qualifications We Prefer

  • Strong knowledge of DoD acquisition processes, cost estimating compliance, and government evaluation criteria

  • Knowledge of systems engineering lifecycles and integration/test processes

  • Experience collaborating with U.S. Government customers and prime contractors

  • Prior experience in Engineering, Estimating, Capture Management, Finance, or Project Management

  • Experience supporting large proposal efforts

  • Experience managing cost, schedule, and performance including earned value (EVM) or similar tools in deadline-driven environments

  • Understanding of TINA requirements, cost/price analysis, and proposal audits

  • Strong proficiency in Microsoft Excel and familiarity with estimating tools

What We Offer

  • 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

  • Carrot Health to hormonal 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

• This position is eligible for relocation assistance

  • And more! 

Learn More & Apply Now!


Do you want to be a part of something bigger? A team whose impact stretches across the world, and even beyond? At Collins Aerospace, our Mission Systems team helps civilian, military and government customers complete their most complex missions - whatever and wherever they may be. Our customers depend on us for intelligent and secure communications, missionized systems for specialized aircraft and spacecraft and collaborative space solutions. By joining our team, you’ll have your own critical part to play in ensuring our customer succeeds today while anticipating their needs for tomorrow. Are you up for the challenge? Join our mission today.


*Please ensure the role type (defined below) is appropriate for your needs before applying to this role.

HYBRID: Employees 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.


Apply now and be part of the team that’s redefining aerospace, every day.


Employee Referral Eligible


#MISENG


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.

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Job ID

01878162

Security Clearance

SECRET
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