Proposal and Cost Estimating Lead (HYBRID)

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 disa