Packaging Assembly Engineer Apple IncPackaging Assembly EngineerCupertino, CAIn this highly visible role, you will own development, optimization and sustaining the advanced flip-chip BGA (FCBGA) assembly process from pathfinding, NPI through high-volume manufacturing by defining assembly baseline processes, deciding package BOM, establishing package design rules that are optimized for performance, reliability, yield and cost for a variety of projects including SoC. Define and optimize end-to-end FCBGA assembly process flow (wafer back-end interface, flip-chip attach, underfill, lid/heat spreader attach, ball attach, singulation, final inspection).
Environmental Engineer – Remediation Engineering Focus Terraphase Engineering IncEnvironmental Engineer – Remediation Engineering FocusOakland, CA$95,000–$125,000 / yearAt the Associate level, the successful candidate will lead and manage the delivery of key responsibilities described below in collaboration with Terraphase Principal-level staff, but with day-to-day responsibility for safe, quality, and efficient project delivery, · Serve as Project Manager for a variety of environmental projects, especially site investigation and remediation projects, including: o Develop project scopes and budgets. Key Responsibilities: At the Senior Project level, the successful candidate will deliver the key responsibilities described below at the deliverable or project level under the supervision of Terraphase Senior- and Principal-level staff, including Terraphase project managers, Client Managers, and internal subject matter experts.
Development Engineering Intern JSR Micro IncDevelopment Engineering InternSunnyvale, CA$25–$30 / hourThis internship offers hands-on experience in semiconductor materials development, DUV/EUV lithography processes, and predictive modeling approaches for next-generation photoresist technologies. We are seeking a motivated and detail-oriented Development Engineering Intern to support our Technology Team in advancing photoresist formulation and characterization projects.
DFM R&D Engineer - Advanced Simulation & Materials Apple IncDFM R&D Engineer - Advanced Simulation & MaterialsCupertino, CAThe DFM R&D Lab plays a critical role in developing the materials, processes, and predictive modeling frameworks that enable advanced semiconductor packaging and microelectronics technologies to scale reliably to high-volume manufacturing. You'll partner closely with design, reliability, and manufacturing teams to define key load cases, build and validate material models, and reduce risk early in development.
Senior Cell Assembly Engineer Blue Current IncSenior Cell Assembly EngineerHayward, CA$111,600–$160,000 / yearDevelops and refines cell assembly processes for solid-state batteries, including electrode handling and punching, alignment, lamination, stacking multiple layers, sealing pouches and tabs, and delivering finished products to the cell test team. The Senior Cell Assembly Engineer is responsible for developing and refining the cell assembly processes at the core of Blue Current''s solid-state battery technology, where the novelty of the cell design and formulation means that innovation is a routine part of the job rather than an exception.
Project Manager, Peptide API Operations hims & hersProject Manager, Peptide API OperationsMenlo Park, CACollaborate with global teams and external partners to align technical requirements, project timelines, and key deliverables while effectively managing communication across multiple time zones. This role will drive cross-functional coordination across Operations, Quality (QA/QC), and global partners to ensure successful process transfer, facility readiness, and on-time program delivery.
Senior Cell Engineer, Cathode Blue Current IncSenior Cell Engineer, CathodeHayward, CA$93,382–$109,305 / yearFree of flammable liquid electrolytes, Blue Currents fully dry, inherently safe batteries significantly reduce risks to human and environmental health while providing a higher-performance alternative to traditional lithium-ion batteries. Assemble solid state cells and perform electrochemical testing to analyze the impact of cathode active materials and electrode composition on cell performance.
Staff Electrode Process Engineer Blue CurrentStaff Electrode Process EngineerHayward, CA$125,100–$167,000 / yearWorking closely with cell engineering, quality, and manufacturing teams, this position leads process development initiatives, evaluates equipment and process improvements, and resolves complex technical challenges that impact product quality, process capability, and manufacturability. PhD (with 3+ years of relevant experience), Master's (with 6+ years of relevant experience), Bachelor's (with 8+ years of relevant experience) in Chemical Engineering, Materials Science, Chemistry, or a related field, or equivalent combination of education and industry experience.
Sr. Process Engineer Blue CurrentSr. Process EngineerHayward, CA$111,600–$160,000 / yearThe Senior Process Engineer will design and conduct experiments for prototyping and characterizing new separator formulations and architectures, and collaborate with the Cell Engineering and Advanced Manufacturing teams for qualifying through cell builds and scaling up to the pilot line. Free of flammable liquid electrolytes, Blue Current's fully dry, inherently safe batteries significantly reduce risks to human and environmental health while providing a higher-performance alternative to traditional lithium-ion batteries.
Research Associate, Process Development (I,Ii,Iii) CellaresResearch Associate, Process Development (I,Ii,Iii)South San Francisco, CA$20–$50 / hourPartnering with Cellares enables academics, biotechs, and pharma companies to accelerate drug development and scale out manufacturing, lower process failure rates, lower manufacturing costs, and meet global patient demand. Under supervision of scientists, the candidate is expected to provide hands-on support to small-scale and scale-up experiments and overall development of the Cellares advanced cell therapy manufacturing platform.
Manager, Process Engineering PBF EnergyManager, Process EngineeringMartinez, California$121,160.47–$216,090.75 / yearThe Process Engineering Manager leads a team of talented, highly skilled, and diverse Process Engineers to provide day-to-day process unit troubleshooting support for the high-complexity Martinez Refinery, as well as technical assurance for mid-term and long-term strategic and sustainable growth. Participate in the PBF Energy circuit Process Engineering Manager network and allocate department resources for participation in circuit Best Practice Networks for various refining technologies (Distillation, Coking, Reforming, Hydrotreating, Fluid Catalytic Cracking, etc…).
Manufacturing Quality Engineer (MQE) - Thermal Apple IncManufacturing Quality Engineer (MQE) - ThermalSunnyvale, CAExperience with the development and evaluation of measurement systems Project management experience and a solid understanding of problem solving tools including design of experiments, root cause analysis and statistical analytical tools Experience with any of the following: mechanical enclosures, castings, plastic parts, injection molding, stamping, tooling, jigs, fixtures, or automotive high volume quality manufacturing engineering International experience, particularly in Asia is a plus. Drive corrective actions with internal and external team members5+ years of experience in manufacturing and Quality Control Travel internationally to supplier sites - 30% BS in Engineering (Mechanical, Electrical, Industrial, Manufacturing/Systems, Chemical Engineering or similar such as Industrial Technology, Materials Science, etc)Experience developing process quality plans, supplier quality audits, and driving corrective actions and failure analysis efforts.
Staff Cell Assembly Engineer Blue CurrentStaff Cell Assembly EngineerHayward, CA$125,100–$167,000 / yearApplies and establishes use of advanced metrology techniques in partnership with the Metrology and Cell Engineering teams, including X-ray imaging, electrochemical characterization, and electrochemical impedance spectroscopy to evaluate assembly quality and diagnose process failures. Leads projects by developing clear, actionable plans with defined milestones and success metrics, managing timelines and cross-functional dependencies effectively, and ensuring high-quality, on-schedule execution.
Senior Launch Automation Engineer Motive CompaniesSenior Launch Automation EngineerAlameda, CA$130,000–$160,000 / yearYou will model cryogenic and pneumatic fluid systems, design the control logic that executes countdown and liftoff, and build high-fidelity simulations that validate launch operations before they touch hardware. This is a high-ownership engineering role for builders who want their work to run live on launch day.
Director of Engineering Ledgent TechnologyDirector of EngineeringSunnyvale, CaliforniaThe primary goal of this position is to promote and drive market adoption, ecosystem leadership, and revenue growth of specific strategic technologies and advanced packaging platforms, including chiplet and package architectures, 2.5D/3D integration, heterogeneous integration, and system-in-package solutions, to global customers through engagement with customer engineers and technologists across their global organizations from IC design, package and system architects, manufacturing and market applications, as well as through conferences and industry forums. This position serves as the critical bridge between market demand and technology innovation, translating customer product roadmaps and industry trends into packaging technology strategies and business opportunities through deep technical dialogue, early-stage architecture influence, and ecosystem collaboration.
Engineer I Mitra ChemEngineer IMountain View, CA$38–$52Data Documentation: Maintain clear, organized records of all precursor weights, process parameters, and measurements in the Laboratory Information Management Systems (LIMS). Qualifications: Education: Bachelor’s Degree (B.S.) in Chemistry, Biology, Physics, Chemical Engineering, Materials Science or a related scientific/technical field.
NewProcess Engineer PBF EnergyProcess EngineerMartinez, California$92,846.05–$164,756.20 / yearFactors such as scope and responsibilities of the position, candidate’s work experience, education/training, job-related skills and internal peer equity will be considered in determining the selected candidate’s compensation. All resumes submitted by search firms to any employee of PBF Energy via email, the Internet or in any method without a valid written search agreement will be deemed the sole property of PBF Energy.
Chief Operating Officer Exthera MedicalChief Operating OfficerMartinez, CA$180,295–$225,856 / yearThe ideal candidate brings deep experience in materials-intensive medical devices and/or biotech, with a proven ability to integrate quality systems, manufacturing, and operational strategy in a fast-paced, regulated environment. ExThera Medical is an innovative medical device company dedicated to advancing novel blood purification technologies that address critical healthcare challenges, including infectious diseases and sepsis.
NewManufacturing Engineering Supervisor Diamond Foundry Inc.Manufacturing Engineering SupervisorCA$120,000–$145,000 / yearProcess Ownership & Engineering Handoff: Serve as the receiving owner for new and revised processes, tooling, and workflows transferred from Engineering, qualifying each handoff against defined acceptance criteria - documentation complete, operators trained, tooling verified, run rate demonstrated - before accepting it into steady-state production. This employer participates in E-Verify and will provide the federal government with your Form I-9 information to confirm that you are authorized to work in the U.S. If E-Verify cannot confirm that you are authorized to work, this employer is required to give you written instructions and an opportunity to contact Department of Homeland Security (DHS) or Social Security Administration (SSA) so you can begin to resolve the issue before the employer can take any action against you, including terminating your employment.
Metallurgical Engineer Mariana MineralsMetallurgical EngineerSan Francisco, CaliforniaYou will work closely with R&D, technicians, metallurgists, and cross-functional teams to analyze process performance, troubleshoot operational issues, and help scale new technologies from pilot testing toward commercial deployment. Mariana Minerals is seeking a highly motivated Metallurgical Engineer to support process development activities and pilot-scale testing for our CopperOne mine pilot facility in San Francisco.