Material Estimator, Specialist

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers’ mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris is the Trusted Disruptor in defense tech. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security. Job Title: Material Estimator, Specialist Job Code: 38422 Job Location: San Diego, CA Job Schedule: 9/80 (employee's work 9 out of every 14 days - totaling 80 hours worked - and have every other Friday off) Job Description Review and analyze Bill of Materials (BOMs) to develop accurate material cost estimates for proposals and program execution Obtain, review, and update supplier quotations and Request for Proposal (RFP) responses to ensure BOM pricing reflects current and complete cost data Utilize advanced Microsoft Excel skills, including formulas, lookups, pivot tables, and data validation to consolidate, analyze, and report cost information Collaborate with Proposal, Program Management, and Supply Chain teams to validate pricing, confirm sourcing assumptions, and support cost strategy development Maintain data integrity across cost models, proposals, and estimating tools to ensure compliance with internal estimating standards and customer requirements Plan and execute procurement activities for materials and services to ensure alignment with program specifications and achievement of price objectives. Manage vendor relationships in accordance with company requirements and procurement objectives. Support material cost analysis, variance tracking, and historical pricing trend reviews to improve accuracy and competitiveness of future estimates Essential Functions Download, update, and maintain program BOMs using supplier pricing obtained from RFP efforts and direct supplier communications Coordinate with the proposals team to integrate supplier quotes into formal cost proposals and support fact-finding or customer audit requests Develop and maintain standard estimating templates and cost models in Excel to streamline proposal turnaround and maintain pricing consistency Ensure traceability of supplier data, quotes, and cost justifications to support CPSR and DCMA audit readiness requirements Perform cross-functional reviews with Program Management, Supply Chain, and Engineering to validate material assumptions and identify cost risks or savings opportunities Assist in the creation of Rough Order of Magnitude (ROM) and firm proposal estimates for new business pursuits and contract modifications Analyze supplier inputs for accuracy, completeness, and compliance with proposal timelines and sourcing policies Collaboration with Supply Chain on proposal cost reduction strategies Manage the end-to-end procurement process from requisition through purchase order closeout, including maintaining current and accurate delivery dates Required Qualifications (one of the following) Bachelor’s degree in Supply Chain Management, Business, Finance, Industrial Engineering, or related field and minimum 4 years of prior relevant experience in material estimating, procurement, or supply chain analysis. Graduate Degree and a minimum of 2 years of prior related experience. In lieu of a degree, minimum of 8 years of prior related experience. Preferred Additional Skills Experience supporting government or defense proposal environments (FAR/DFARS familiarity a plus) Experience reading and interpreting Bills of Materials (BOMs) and supplier quotations Understanding of cost analysis principles and proposal pricing structures Experience with ERP systems (e.g., SAP, Infor LN) and procurement databases Attention to detail and strong commitment to data accuracy Ability to collaborate effectively with cross-functional teams across multiple sites Proficiency in Microsoft Excel, including use of formulas, pivot tables, and data analysis tools (required) Strong analytical, organizational, and communication skills Ability to manage multiple priorities and deadlines in a fast-paced proposal environment In compliance with pay transparency requirements, the salary range for this role in California, Massachusetts, New Jersey, Washington, and the Greater D.C, Denver, or NYC areas is $79,000 - $147,000. This is not a guarantee of compensation or salary, as final offer amount may vary based on factors including but not limited to experience and geographic location. L3Harris also offers a variety of benefits, including health and disability insurance, 401(k) match, flexible spending accounts, EAP, education assistance, parental leave, paid time off, and company-paid holidays. The specific programs and options available to an employee may vary depending on date of hire, schedule type, and the applicability of collective bargaining agreements.

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L3Harris Technologies is proud to be an Equal Opportunity Employer. L3Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All applicants will be considered for employment without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender (including pregnancy, childbirth, breastfeeding or other related medical conditions), gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, citizenship status, characteristic or membership in any other group protected by federal, state or local laws. L3Harris maintains a drug‑free workplace and performs pre‑employment substance abuse testing and background checks, where permitted by law. Please be aware many of our positions require the ability to obtain a security clearance. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information. By submitting your resume for this position, you understand and agree that L3Harris Technologies may share your resume, as well as any other related personal information or documentation you provide, with its subsidiaries and affiliated companies for the purpose of considering you for other available positions. L3Harris Technologies is an E‑Verify Employer. Please click here for the E‑Verify Poster in English ( or Spanish ( For information regarding your Right To Work, please click here for English ( or Spanish ( #J-18808-Ljbffr L3Harris