Mechanical Technologists/Sr. Mechanical Technologist - HEAF

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We have an opening for Mechanical Technologist/ Sr. Mechanical Technologist . You will support new and on-going experiments in The High Explosives Applications Facility (HEAF). This position is in the Defense Technologies Engineering Division (DTED)/Weapon Technologies and Engineering (WTE) Program, supporting the Strategic Deterrence (SD) Principal Directorate. This position requires full-time on-site presence due to the nature of the work. This position will be filled at either level based on knowledge and related experience as assessed by the hiring team. Additional job responsibilities (outlined below) will be assigned if hired at the higher level. In this role you will Provide general technical support to engineering, scientific, and technical staff to plan and conduct experiments at LLNL and other off-site locations in support of physics experiments, mechanical engineering evaluation, and to ensure operational readiness of four facilities. Design, fabricate, assemble, and disassemble moderately complex mechanical components and systems, using work control process and procedure requirements. Operate mechanical diagnostic equipment, maintain area controls, assist with mechanical diagnostic calibration and alignment, test prior to experiment execution, and perform data recovery after experiment execution. Apply intermediate knowledge of materials and manufacturing processes in solving mechanical problems. Provide operations, maintenance, design, fabrication, assembly support, and maintain systems documentation and experimental records. Perform facility related and technical functions such as maintenance, testing, upgrades to equipment control, and interlock systems checks. Perform other duties as assigned. In Addition, at the 533.3 level Provide advanced technical assembly and disassembly support of complex assemblies. Design, fabricate, assemble, and disassemble complex mechanical components and systems including planning and selecting materials, equipment, and methods. Assist in developing test parameters, comprehensive troubleshooting and testing materials, components, or systems, identifying problems, and providing input on solutions. Ability to obtain and maintain a U.S. DOE Q-level security clearance which requires U.S. Citizenship. Associate degree in Engineering Technology, formal apprenticeship or equivalent combination of education and related experience. Experience solving a variety of moderately complex technical problems in completion of work assignments. Experience with mechanical diagnostic equipment, maintaining area controls, assisting with mechanical diagnostic calibration and alignment, testing prior to experiment execution, and performing data recovery after experiment execution. Experience in mechanical fabrication and assembly. Effective written and verbal communication and presentation skills and ability to work constructively in a multidisciplinary team environment. Ability to complete and maintain certifications as required by the position. Ability to lift 50 lbs. in a safe and controlled manner. Ability to become medically qualified to wear respiratory and other protective equipment and perform moderate work effort while wearing respirator. In Addition, at the 533.3 level Experience working with high level precision component assemblies with tight tolerances. High level technical skills and knowledge of engineering principles to solve complex problems using established guidelines, techniques, and procedures. Ability to read and follow complex assembly procedures, engineering notes, sketches, and engineering drawings. Qualifications We Desire Experience fulfilling Work Control process and procedure requirements. Experience working with radioactive/fissile materials. Knowledge of Geometric Dimensioning and Tolerancing standards Pay Range $43.55 -$63.97 Hourly $43.55 - $53.36 Hourly for the 533.2 level $52.23 -$63.97 Hourly for the 533.3 level This is the lowest to highest salary in good faith we would pay for this role at the time of this posting. Pay will not be below any applicable local minimum wage. An employee's position within the salary range will be based on several factors including, but not limited to, specific competencies, relevant education, qualifications, certifications, experience, skills, seniority, geographic location, performance, and business or organizational needs All your information will be kept confidential according to EEO guidelines. Position Information This is a Career Indefinite position, open to Lab employees and external candidates. Why Lawrence Livermore National Laboratory? Included in 2026 Best Places to Work by Glassdoor! Flexible Benefits Package 401(k) Relocation Assistance Education Reimbursement Program Flexible schedules (*depending on project needs) Our values - visit https://www.llnl.gov/inclusion/our-values Security Clearance This position requires a Department of Energy (DOE) Q-level clearance. If you are selected, we will initiate

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