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Mechanical Engineer (GS-12)

Federal Acquisition Service

San Francisco, CA · $91k–$145k a year · Posted October 14, 2026

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More in California job market · Government & Public Sector · Engineering jobs

Pay compared with the market

This listing pays about $118,153 a year. Across 223 open mechanical engineer listings that state pay, the middle half runs $110,000 to $153,500 and the median is $129,000. That is inside the middle half of those listings, 8% below the median.

Listed pay is what employers advertise, not what people are paid.

Mechanical Engineer salaries by state · Check your own pay

About the job

Summary

As a Mechanical Engineer, you will provide professional mechanical engineering support to acquisition and supply functions for assigned items. Location of position: Federal Acquisition Service (FAS), Office of Shared Services Delivery, Office of Supply management, Global Supply Service Center Division. Duty location to be determined after selection is made. We are currently filling one vacancy, but additional vacancies may be filled as needed.

Duties

The duty location will be determined at the time of selection in one of the following locations: Washington, DC; Kansas City, MO; Fort Worth, TX; Lakewood, CO; Tacoma, WA; Atlanta, GA; New York, NY; Boston, MA; San Francisco, CA; Philadelphia, PA; Chicago, IL; Raleigh, NC; Norfolk, VA; or Houston, TX. The Office of Shared Services Delivery strives to deliver high-quality, reliable shared services that support our workforce and enable mission success across Federal Acquisition Services (FAS). The Office of Supply Management provides essential procurement and property services, including General Services Administration (GSA) Global Supply, Customer Supply Centers (retail stores), personal property management, and access to commercial platforms. We ensure federal agencies have the products and services they need by managing inventory, streamlining procurement processes, and maintaining accessible retail and online supply channels. As a Mechanical Engineer you will be responsible for the following duties: Provide professional mechanical engineering support to Federal Acquisition Service (FAS) acquisition and supply functions for assigned items; develop new specifications and standards and modify existing specifications and standards for assigned items. Review proposed and existing military specifications and standards used in FAS procurement; present findings and recommendations for preparing activities; develop and maintain contract support documents, commercial item descriptions and item purchase descriptions to maximize potential bidder interest and enhance competition. Provide technical assistance to FAS contracting activities as well as user activities upon request, including review of technical proposals submitted in response to competitive procurement procedures; inspection of pre-production samples; review of findings and determinations in support of noncompetitive procurement; evaluations of quality complaints to ascertain if probable cause is specification related; evaluations of other post contractual matters; recommendation of most appropriate methods of supply; identification of candidate items for conversion from Multiple Award Schedules to competitive, Single Award Schedules or term contracts; and administration of Qualified Products Lists. Act as the agency representative to industry for assigned commodity areas (i.e., serves on technical industry standards committees; clarify and interpret government specifications and standards, etc.). Develop products within the program area for national and worldwide support of other federal agencies, including analyzing characteristic data on new or improved commodities.

Qualifications

To evaluate your qualifications, your resume must clearly demonstrate how you meet the specialized experience described below. Your resume must not exceed two pages. To ensure your qualifications can be fully evaluated, we recommend including the following information: Name, address, telephone number, email address; Job Title (if Federal Service, provide series and grade; if not in GS plan, provide GS equivalent grade); Relevant work experience—should include employer name, job title, start and end dates (month/year), the number of hours worked per week and descriptions that explain how you meet the required qualifications in the job announcement. Education, certifications or licensures—If the job announcement requires any education, certifications or licensures, make sure to include the required information and any required documents like transcripts. Your resume should contain enough information to make a valid determination that you fully meet experience requirements for each grade level you are applying to. If you do not provide enough information for us to determine your qualifications, you may be rated ineligible. If you have volunteered your service through a National Service program (e.g., Peace Corps, Americorps), we encourage you to apply and include this experience on your resume. The GS-12 salary range starts at $90,838.00 per year. If you are a new federal employee, your starting salary will likely be set at the Step 1 of the grade for which you are selected. BASIC REQUIREMENTS FOR ENGINEERS: A Degree in professional engineering OR a combination of college-level education, training, and/or technical experience. For specifics on qualifying education and/or experience - use the following link: Basic Requirements for Engineer Positions. SPECIALIZED EXPERIENCE: In addition to the Basic Requirements listed above, you must have one year of specialized experience equivalent to the GS-11 in the Federal service. Specialized experience is coordinating projects and/or large portions of projects (i.e. balance scope/quality, schedule and/or budget) requiring the services of multiple engineering disciplines from project initiation phase through project closeout; AND assist mechanical engineers developing technical documentations and specifications in support of acquisition of commodities. This position has a positive education requirement: Applicants must submit a copy of their college or university transcript(s) and certificates by the closing date of announcements to verify qualifications. If selected, an official transcript will be required prior to appointment.

Requirements

If selected, you must meet the following conditions: Current or Former Political Appointees: The Office of Personnel Management (OPM) must authorize employment offers made to current or former political appointees. If you are currently, or have been within the last 5 years, a political Schedule A, Schedule C or Non­Career SES employee in the Executive Branch, you must disclose this information to the HR Office. Failure to disclose this information could result in disciplinary action including removal from Federal Service. Serve a one year probationary period, if required. Undergo and pass a background investigation (Tier 1 investigation level). Have your identity and work status eligibility verified if you are not a GSA employee. We will use the Department of Homeland Security's e-Verify system for this. Any discrepancies must be resolved as a condition of continued employment.

Key requirements

US Citizenship or National (Residents of American Samoa and Swains Island) Meet all eligibility criteria within 30 days of the closing date Register with the Selective Service if you are a male born after 12/31/1959 Meet time-in-grade within 30 days of the closing date, if applicable

Education

Note: If you are using foreign education to meet qualification requirements, you must send a Certificate of Foreign Equivalency with your transcript in order to receive credit for that education. For further information, visit: https://www2.ed.gov/about/offices/list/ous/international/usnei/us/edlite-visitus-forrecog.html

How you will be evaluated

A panel of Subject Matter Experts (SMEs) will review the application of qualified candidates and assign a score for each of the five required Knowledge, Skills, and Abilities (KSAs) based on the experience documented in the resume and narrative responses. Knowledge of mechanical engineering and related knowledge of applicable technological principles and needs particular to customer usage for assigned commodities sufficient to develop and analyze technical specifications and standards for assigned commodities. Skill in written and oral communication sufficient to communicate, write, and maintain specifications related to the policies, regulations, and procedures. Knowledge of procurement principles and procedures and different types of contracts, familiarity with contract monitoring and contract termination functions, and related skill in techniques to negotiate contract costs, prices, and terms sufficient to ensure projects completions. Ability to conduct project management impacted by multiple competing priorities and requirements sufficient to integrate such requirements to meet the goals and objectives outlined for development initiatives. Skill in applying qualitative and quantitative analysis techniques and methodologies sufficient to assess project requirements and develop recommendations that meet goals as well as integrate the goals and objectives of various other stakeholders. Demonstration of these KSAs must be supported by your application. Applicants should also make note of each KSA, as you will be asked to address them later in the application process. Consideration will be given to performance appraisals and incentive awards in merit promotion selection decisions in accordance with 5 CFR 335.103(b)(3). You should list any relevant performance appraisals and incentive awards in your resume so that information will be taken into consideration during the selection process. If selected, you may be required to provide supporting documentation. If you are eligible under the Interagency Career Transition Assistance Plan (ICTAP) or GSA's Career Transition Assistance Plan (CTAP), your resume must clearly demonstrate experience in at least 3 of the 5 required Knowledge, Skills, and Abilities (KSAs) to receive priority consideration. You may preview questions for this vacancy.

How to apply

Submit a complete online application including any required documents prior to 11:59 pm Eastern Time on the closing date of the announcement. You can modify or complete your application any time before the deadline. Simply return to USAJOBS, select the vacancy, and update your application. For more detailed instructions on how to apply, click here: Apply for a GSA Job. If you are having issues applying to this announcement, you should switch to a different browser, network or device. Note: Your firewall may block your transfer from USAJOBS to your GSA application. To begin, click the Apply Online button on the vacancy announcement. Sign in or register on USAJobs and select a resume and documents to include in your application. Resumes exceeding two pages will not be accepted by USAJOBS and will prevent your application from moving forward in the hiring process. Please see Required Documents for additional details. Once you have clicked Apply for this position now, you will be taken to the GSA site to complete the application process. Click the Apply To This Vacancy and complete all steps in the application process until the Confirmation indicates your application is complete. If you click Return to USAJobs or get timed out prior to receiving confirmation, your application will not be submitted and cannot be considered for this job. Note: Review the REQUIRED DOCUMENTS section of this announcement to determine which apply to you and must be submitted online. You may choose one or more of the following options to submit your document(s): Upload (from your computer) or USAJOBS (click the "USAJOBS" link to complete the transfer process). Need Assistance? Questions or issues completing an application and/or submitting documentation - contact fedhirehelp@applygovernment.com or 1-866-656-6831 Monday-Friday 7AM - 7PM EST, except for Federal holidays. Specific questions on the position - contact the HR representative (Monday-Friday during normal business hours) listed on the announcement, prior to the application deadline You must receive HR approval before deviating from these instructions. Be sure to APPLY EARLY as most assessments must be completed fully and submitted before the announcement closing.

Other information

Candidates will not be hired based on their race, sex, color, religion, or national origin. Applicants are encouraged to make their resume searchable in their USAJOBS.gov profile. This will allow Federal hiring specialists and hiring managers across agencies to find their resume as part of agency recruitment campaigns or staffing searches. If you apply to this position and are selected, we will not ask about your criminal history before you receive a conditional job offer. If you believe you were asked about your criminal history improperly, contact the agency or visit GSA's webpage. Relocation-related expenses are not approved and will be your responsibility. On a case-by-case basis, the following incentives may be approved: Recruitment incentive if you are new to the federal government Relocation incentive if you are a current federal employee Credit toward vacation leave if you are new to the federal government Additional vacancies may be filled through this announcement in this or other GSA organizations within the same commuting area as needed; through other means; or not at all.