Engineering Design Associate

Mid-Senior Level | Full-time

Engineering | Livermore, CA | 05/21/2026

Reference #: REF
8350R

Job Code: 334.1 Engineering Design Associate / 339.2 Senior Eng Associate

Organization: Engineering

Position Type: Career Indefinite

Security Clearance: Anticipated DOE Q clearance (requires U.S. citizenship and a federal background investigation)

Drug Test: Required for external applicant(s) selected for this position (includes testing for use of marijuana)

Medical Exam: A job-related pre-placement medical examination may be required.

We have an opening for an Engineering Design Associate to support new and on‑going experiments and facilities for various programs at LLNL’s Site 200 and Site 300 (Tracy, CA). This position is in the Defense Technologies Engineering Division (DTED)/Weapon Technologies and Engineering (WTE) Program supporting the Strategic Deterrence (SD) Principal Directorate and requires full‑time on‑site presence.

This position will be filled at either the 334.1 or 339.2 level depending on your qualifications. Additional job responsibilities (outlined below) will be assigned if you are selected at the higher level.

• Provide advanced mechanical or electro‑mechanical drafting and design support to lead designers, engineering, scientific, and technical staff utilizing knowledge of CAD tools where design parameters and specifications have been established.
• Perform advanced calculations to support technical work using standard engineering formulas.
• Exercise independent judgment and discretion in pursuit of division and program technical and administrative mission.
• Provide innovative conceptual engineering design and development proposals by preparing or directing initial layouts and checking form, fit, and function. Direct the design of apparatus, equipment, assemblies, facilities, utilities, and systems by interpreting and translating design concepts and layouts for the solution of complex and variable technical problems.
• Participate in the definition of functional requirements, solve complex technical and resource problems, and evaluate alternative design concepts consistent with schedule, cost, and material limitations.
• Provide technical leadership of the engineering design process and ensure the quality of the drawings produced along with adherence to standards.
• Maintain close working relationships with group leaders and program management to ensure timely, cost‑effective execution of supportive design/drafting services.
• Develop, prepare, present, and participate in required design reviews, reports, procedures, and other communications in support of technical and administrative assignments.
• Perform other duties as assigned.

• Provide highly advanced technical expertise in applied engineering technology including planning, design, fabrication, project support, testing, and evaluation where the qualitative and quantitative complexity of the project assignment demands original and innovative problem solutions.
• Collaborate on mechanical and/or electrical design solutions and modifications with high level technical personnel and senior engineering staff at the division and department level management or equivalent.
• Exercise a high degree of independent judgment and discretion in directing and guiding engineering personnel and Division staff to fulfill programmatic design assignments.

• Bachelor’s degree in Engineering Technology or related field, or the equivalent combination of education and related experience.
• Significant experience with the application of nuclear weapons technical business practices and product definition.
• Advanced design skills and knowledge of ASME Y14.5 Geometric Dimensioning and Tolerancing and its applications, standard drafting practices, and manufacturing processes.
• Advanced written and verbal communication, feedback, and presentation skills necessary to represent the Division and Program at meetings, briefings, and committee activities both internal and external to the Laboratory and interact with people at all levels.
• Experience in formal design reviews and technical presentations.
• Experience using PTC Creo and Windchill…