Job ID: 714515BR Date posted: Jan. 14, 2026
Description:

You will be the Cost Estimator Staff for the team. Our team is responsible for providing accurate cost estimates that enable successful design, manufacturing, and fielding of advanced missile‑defense systems at the Chelmsford Operations facility. Lockheed Martin’s Chelmsford Operations facility is a design and manufacturing site that supports Lockheed Martin Missiles and Fire Control (MFC) Air and Missile Defense programs. The 68,000-square-foot facility is located in Chelmsford, Massachusetts. The facility was acquired by Lockheed Martin in 1996 to support critical technology in Missile Defense.
Chelmsford’s more than 450 employees provide engineering and production support for two of MFC’s premier combat-proven missile systems—the Terminal High Altitude Area Defense (THAAD) Weapon System and Patriot Advanced Capability-3 (PAC-3) Missile. The Chelmsford team designs and produces components for both systems.

What You Will Be Doing

As the Cost Estimator Staff you will be responsible for developing and maintaining cost models that support the design and production of THAAD and PAC‑3 missile components.

Your responsibilities will include, but are not limited to:

• Generate detailed cost estimates for new designs, modifications, and production runs.


• Analyze bill‑of‑materials, labor, and overhead data to ensure pricing accuracy.


• Collaborate with engineering, manufacturing, and program teams to validate assumptions.


• Identify cost‑saving opportunities and recommend alternatives.


• Prepare and present cost reports to senior leadership and external stakeholders.

Why Join Us

The ideal candidate is a collaborative, detail‑oriented professional who thrives on turning complex technical data into clear, actionable cost insight. This role offers high visibility on critical defense programs, the chance to work with cutting‑edge technology, and the opportunity to make a tangible impact on national security.

We are committed to supporting your work‑life balance and overall well‑being, offering flexible scheduling options. Learn more about Lockheed Martin’s comprehensive benefits package here.

Further Information About This Opportunity

This position is in Chelmsford. Discover more about our Chelmsford, Massachusetts location.

MUST BE A U.S. CITIZEN - This position requires selected candidate must possess ability to obtain a Secret clearance.

Basic Qualifications:
Must have the ability to obtain a security clearance.
Strong organizational and communication skills
Advanced skill level in Microsoft Excel
Familiarity with learning curve theory and application
Ability to work independently on multiple tasks simultaneously.
Desired Skills:
BSIE, Manufacturing Engineering or prior proposal
experience. Experience working in a manufacturing
environment, including knowledge of industrial labor.
Security Clearance Statement: This position requires a government security clearance, you must be a US Citizen for consideration.
Clearance Level: Secret
Other Important Information You Should Know
Expression of Interest: By applying to this job, you are expressing interest in this position and could be considered for other career opportunities where similar skills and requirements have been identified as a match. Should this match be identified you may be contacted for this and future openings.
Ability to Work Remotely: Part-time Remote Telework: The employee selected for this position will work part of their work schedule remotely and part of their work schedule at a designated Lockheed Martin facility. The specific weekly schedule will be discussed during the hiring process.
Work Schedules: Lockheed Martin supports a variety of alternate work schedules that provide additional flexibility to our employees. Schedules range from standard 40 hours over a five day work week while others may be condensed. These condensed schedules provide employees with additional time away from the office and are in addition to our Paid Time off benefits.
Schedule for this Position: 4x10 hour day, 3 days off per week
Pay Rate: The annual base salary range for this position in California, Massachusetts, and New York (excluding most major metropolitan areas), Colorado, Hawaii, Illinois, Maryland, Minnesota, New Jersey, Vermont, Washington or Washington DC is $85,400 - $150,650. For states not referenced above, the salary range for this position will reflect the candidate’s final work location. Please note that the salary information is a general guideline only. Lockheed Martin considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/ training, key skills as well as market and business considerations when extending an offer.
Benefits offered: Medical, Dental, Vision, Life Insurance, Short-Term Disability, Long-Term Disability, 401(k) match, Flexible Spending Accounts, EAP, Education Assistance, Parental Leave, Paid time off, and Holidays.
(Washington state applicants only) Non-represented full-time employees: accrue at least 10 hours per month of Paid Time Off (PTO) to be used for incidental absences and other reasons; receive at least 90 hours for holidays. Represented full time employees accrue 6.67 hours of Vacation per month; accrue up to 52 hours of sick leave annually; receive at least 96 hours for holidays. PTO, Vacation, sick leave, and holiday hours are prorated based on start date during the calendar year.
This position is incentive plan eligible.
Pay Rate: The annual base salary range for this position in most major metropolitan areas in California, Massachusetts, and New York is $98,300 - $170,315. For states not referenced above, the salary range for this position will reflect the candidate’s final work location. Please note that the salary information is a general guideline only. Lockheed Martin considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/ training, key skills as well as market and business considerations when extending an offer.
Benefits offered: Medical, Dental, Vision, Life Insurance, Short-Term Disability, Long-Term Disability, 401(k) match, Flexible Spending Accounts, EAP, Education Assistance, Parental Leave, Paid time off, and Holidays.
This position is incentive plan eligible.
Lockheed Martin is an equal opportunity employer. Qualified candidates will be considered without regard to legally protected characteristics.
The application window will close in 90 days; applicants are encouraged to apply within 5 - 30 days of the requisition posting date in order to receive optimal consideration.
At Lockheed Martin, we use our passion for purposeful innovation to help keep people safe and solve the world's most complex challenges. Our people are some of the greatest minds in the industry and truly make Lockheed Martin a great place to work.

With our employees as our priority, we provide diverse career opportunities designed to propel, develop, and boost agility. Our flexible schedules, competitive pay, and comprehensive benefits enable our employees to live a healthy, fulfilling life at and outside of work. We place an emphasis on empowering our employees by fostering an inclusive environment built upon integrity and corporate responsibility.

If this sounds like a culture you connect with, you’re invited to apply for this role. Or, if you are unsure whether your experience aligns with the requirements of this position, we encourage you to search on Lockheed Martin Jobs, and apply for roles that align with your qualifications.
Experience Level: Experienced Professional
Business Unit: MISSILES AND FIRE CONTROL
Relocation Available: Possible
Career Area: Finance
Type: Full-Time
Shift: First