Quality Control Lab Assistant FujifilmQuality Control Lab AssistantSanta Ana, CA$20.84–$27.19 / hourBy offering a comprehensive portfolio of products and services in cell culture media, discovery research reagents, recombinant growth factors and proteins, fine chemicals, and critical assay materials, we partner with the brightest minds in biotech and pharma to tackle the world’s biggest health challenges. The Quality Control Lab Assistant will support the QC Department under the direction of a QC Lead Microbiologist or above by providing general support required for the testing and release of FUJIFILM Biosciences products.
Quality Control Specialist - 3rd Shift $1,500 Sign-On Bonus Davis WireQuality Control Specialist - 3rd Shift $1,500 Sign-On BonusIrwindale, CaliforniaEducation/Experience: Bachelor's degree (or equivalent) in metallurgy, chemistry or relevant field; five years of Quality Assurance experience and/or training, preferably in industrial manufacturing; or equivalent combination of education and experience. Performs, records, and evaluates chemical and physical tests necessary to control production processes or evaluate quality of in-process and finished goods.
Senior Supervisor, Quality Control Abbott LaboratoriesSenior Supervisor, Quality ControlSylmar, CA$90,000–$180,000 / yearKeys to success include proper management of product support while ensuring quality and compliance of employees/equipment, promotion of a safe and positive work environment, constant pursuit of business excellence initiatives, successful management and development of direct reports and achieving results through cross-functional relationships (i.e., Management, Engineering, Production, Equipment, Materials). The Senior Quality Supervisor is the primary person responsible for a specific shift, or a significant and permanent project (in addition to normal quality control supervisor responsibilities) that is either cross-functional in nature or impacts multiple areas (i.e., crews, business units, sites).
Quality Control Calibration Technician GRISWOLD INDUSTRIESQuality Control Calibration TechnicianCosta Mesa, CAPhysical Requirements: Ability to stand for extended periods of time;Ability to crouch, bend, and reach materials to inspect large items;Must be able to move into confined areas to check specified items in machine shop;Ability to lift and move materials weighing 25 pounds or less;Manual dexterity may be required to rotate and inspect small components and materials; Most work tasks are performed indoors where temperature is moderate and controlled by office environment systems;Ability to work (sit and/or stand) at a desk for the majority of the work day; walking and/or standing may be required for the remainder of the work day. Experience/Training/Education:Minimum education: High School Diploma or equivalent; some experience, training and/or certification instrument calibration, and inspection or machining techniques and procedures, preferably within a manufacturing environment.
Quality Control Lab Assistant FUJIFILM Biotechnologies USA IncQuality Control Lab AssistantSanta Ana, CA$20.84–$27.19 / hourBy offering a comprehensive portfolio of products and services in cell culture media, discovery research reagents, recombinant growth factors and proteins, fine chemicals, and critical assay materials, we partner with the brightest minds in biotech and pharma to tackle the world's biggest health challenges. Our headquarters in Santa Ana, California, is surrounded by world-class schools, lush parks, and scenic beaches like Laguna and Huntington, making it an ideal place to live, work, and explore.
NewSpecialist, Quality Control Avid Bioservices IncSpecialist, Quality ControlTustin, CA$32.30–$40.38 / hourPhysical Demands & Work Environment: In this dynamic role, expect a blend of regular activities like sitting, standing, and walking, with occasional physically engaging tasks such as lifting objects up to 25 pounds. Avid Bioservices is a leading clinical and commercial biologics CDMO focused on creating innovative solutions to meet the needs of our clients and improve patient outcomes.
NewChemist - Quality Control I Linde Gas & Equipment Inc.Chemist - Quality Control ILos Angeles, CAFull timeLinde's industrial gases and technologies are used in countless applications, enabling space exploration and launch technologies, delivering ultra-high-purity and specialty gases for semiconductor manufacturing, providing life-saving medical oxygen and enabling clean hydrogen production and carbon capture to reduce greenhouse gas emissions. This role will require you to test cylinders for safety and fill them to required specifications following routine procedures, and coordinate electronic analytical tests to ensure gas mixtures meet customer requirements.
Quality Control Specialist, Embroidery QuinceQuality Control Specialist, EmbroiderySanta Fe Springs, CA$23–$25 / hourReporting directly to the Quality Control Manager, the Embroidery Quality Control Specialist oversees embroidery decoration quality across three critical touchpoints: pre-production approval, inventory receive, and handling overage returns at third-party decorator operations, and final shipping verification. Own pre-production approval - review art proofs from 3P decorators and assess sew-out samples against order specifications (placement, sizing, color match, stitch quality, trademark symbols); approve or reject with detailed written notes before production begins.
Quality Control Manager H.B. FullerQuality Control ManagerSanta Fe Springs, CA$85,000–$115,000 / yearFounded in 1887, with 2024 revenue of $3.6 billion, our mission to Connect What Matters is brought to life by more than 7,500 global team members who collaborate with customers across more than 30 market segments in over 140 countries to develop highly specified solutions that enable customers to bring world-changing innovations to their end markets. This role manages and maintains compliance with ISO 9001:2015, AS9100, and ISO 13485, oversees all quality operations, directs laboratory personnel, and represents the company in all customer‑facing quality matters.
NewChemist - Quality Control I Linde plcChemist - Quality Control ILos Angeles, CAYou will run mixture calculations for routine mixtures and potentially create specialty gas mixtures according to customer specifications and generate certificates of analysis for pure products and mixtures. This role will require you to test cylinders for safety and fill them to required specifications following routine procedures, and coordinate electronic analytical tests to ensure gas mixtures meet customer requirements.
Chemist - Quality Control Linde plcChemist - Quality ControlLos Angeles, CACoordinates electronic analytical tests to ensure gas mixtures meet customer requirements. You will assist with the evaluation of all medical gases for FDA compliance before releasing for delivery to customers.
Quality Control Technician III (2nd Shift) Orthofix Medical IncQuality Control Technician III (2nd Shift)Irvine, CA$26.36–$33 / hourQC Technician Ill is proficient performing inspections and testing at various stages of production of the product - from raw materials, sub-assemblies, and final assemblies to assure product quality and conformance to specifications and procedural requirements. Our global team of over 1,600 employees brings to market highly innovative, cost-effective, and user-friendly medical technologies that heal musculoskeletal pathologies for patients and the healthcare professionals who treat them.
NewLead Paint Shop Manager - Finishes & Quality Control Firecracker WorksLead Paint Shop Manager - Finishes & Quality ControlLos Angeles, CAA manufacturing company is seeking a Paint Shop Manager to oversee projects, manage a skilled crew, and ensure high-quality finishes. The ideal candidate will have extensive knowledge of spray techniques and experience in a fast-paced environment.
Quality Control Technician NIBCO INC.Quality Control TechnicianLa Palma, CA$25–$27 / hourThis role supports quality compliance by documenting inspection results, managing customer RGAs and supplier NCRs, assisting with ISO 9001 requirements and audits, and driving continuous improvement initiatives. Designed of exotic alloys, SVF Flow Controls serves many industries including chemical, biotech, semiconductor, pharmaceutical, Petro-Chem, food & beverage, oil & gas, refining, etc.
Quality Controls Technician JLM Strategic Talent PartnersQuality Controls TechnicianManhattan Beach, California$20–$30 / hourAs the industry leader in staffing for architecture, engineering, and construction projects, JLM has 18,500+ pre-vetted, highly-skilled, and available people ready to power your project within 7 days. Organize and maintain supporting documentation for changes to the monthly forecast (change reports) Run weekly labor unit cost reports using.
NewSupervisor, Quality Control Microbiology (Flex) Avid Bioservices IncSupervisor, Quality Control Microbiology (Flex)Tustin, CA$67,200–$84,000 / yearAvid Bioservices is a leading clinical and commercial biologics CDMO focused on creating innovative solutions to meet the needs of our clients and improve patient outcomes. Physical Demands & Work Environment: In this dynamic role, expect a blend of regular activities like sitting, standing, and walking, with occasional physically engaging tasks such as lifting objects up to 25 pounds.
Lead QC Systems Analyst, Quality Control Avid Bioservices IncLead QC Systems Analyst, Quality ControlTustin, CA$107,200–$134,000 / yearQC laboratory experience is required so that testing workflows, sample management, data review expectations, stability, lot release, and GMP compliance requirements can be appropriately applied to LIMS configuration, master data governance, troubleshooting, and process improvement. This role is responsible for leading the administration, configuration, maintenance, and continuous improvement of QC master data, workflows, and system processes that support testing, stability, and lot release activities in a GMP-regulated environment.
Lead Quality Inspector Eleven RecruitingLead Quality InspectorChatsworth, CA$87,360–$93,600 / yearPerform independent inspections of assigned tasksincluding documentation reviews (ATP, CofC, FAIR), hardware inspection, assembly inspection, and test validationusing blueprints, specifications, contractual documents, and visual inspection methods. Perform inspection of complex GD&T hardware using a variety of hand and bench tools, including micrometers, bore gages, depth gages, dial indicators, drop indicators, height gages, optical comparators, hardness checkers, and profilometers.
NewQuality Inspector - 2nd Shift American Drill CompanyQuality Inspector - 2nd ShiftTorrance, California$23–$28Ability to add, subtract, multiply, and divide in all units of measure, using whole numbers, common fractions, and decimals these skills are important for measuring, calibrating, and calculating specifications. various micrometers, bore gages, depth gages, dial indicators, drop indicators, height gages, optical comparators, hardness checkers, profilometers, etc.
2nd Shift Quality Inspector 838599 Helpmates2nd Shift Quality Inspector 838599Santa Fe Springs, CA$22–$26 / hourPerforming visual and dimensional inspections using precision measuring equipment such as calipers, micrometers, pin gauges, and optical comparators. As a Quality Inspector, you will be responsible for: Reading and accurately interpreting engineering drawings, blueprints, work instructions, and specifications.
Quality Inspector Forgent PowerQuality InspectorCommerce, CA$25–$30 / hourJob Summary: We are seeking a Quality Control Inspector who will perform inspections and verification tasks to ensure products and services meet customer requirements, tolerances, and specifications. Continuously look for ways to improve personal skills, the department, and overall processes.
Quality Inspector Shift 3 TS Conductor CorpQuality Inspector Shift 3Huntington Beach, CAThe position will spend time in the quality control lab performing tasks such as testing, documenting to improve, maintain, and manufacture production lines, analyzing data, maintain and improve audit excel sheets/logs, creating instructions, and collaborating with others. The Quality Inspector will often work directly on the shop floor of the manufacturing facility, near and around large-scale production processes and equipment to interact with production teams and observe processes.
NewQuality Inspector - 2nd Shift TS Conductor CorpQuality Inspector - 2nd ShiftHuntington Beach, CAThe position will spend time in the quality control lab performing tasks such as testing, documenting to improve, maintain, and manufacture production lines, analyzing data, maintain and improve audit excel sheets/logs, creating instructions, and collaborating with others. The Quality Inspector will often work directly on the shop floor of the manufacturing facility, near and around large-scale production processes and equipment to interact with production teams and observe processes.
Quality Inspector Ultimate Staffing ServicesQuality InspectorPasadena, California$23–$27 / hourThis role involves inspecting, testing, and documenting results while working closely with production teams to identify defects, recommend corrective actions, and support continuous quality improvement. High school diploma or equivalent required; additional technical training or certification preferred.
Quality Inspector II- 2nd Shift Howmet AerospaceQuality Inspector II- 2nd ShiftFullerton, CA$18.82–$31.43 / hourFollow: LinkedIn , Twitter , Instagram , Facebook , and YouTube . To learn more about the way Howmet Aerospace Inc. is advancing the sustainability of our customers, markets, and communities where we operate, review the 2025 Environmental Social and Governance report at www.howmet.com/esg-report .
Quality Inspector Arc Boat CompanyQuality InspectorTorrance, CaliforniaNow we're extending our platform to commercial applications, starting with tugs, ferries, and defense, with years worth of signed contracts and a pipeline that spans every vessel type on the water. Performing detailed visual and dimensional inspections of composite (carbon & fiberglass) structures, metallic components, integrated boats and sub-assemblies.
Quality Inspector II Dexter CareerQuality Inspector IITorrance, CaliforniaThe Quality Inspector 2 position is responsible for inspecting work during multiple phases of production and communicating and processing gaps in that quality according to our Quality Management System (QMS). Excellent problem solving skills: uses rigorous logic and methods to solve problems producing effective solutions to problem statements.
QUALITY INSPECTOR II - A SHIFT Rocket Lab CorpQUALITY INSPECTOR II - A SHIFTLong Beach, CA$24–$30 / hourImportant information: FOR CANDIDATES SEEKING TO WORK IN US OFFICES ONLY: To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR), Rocket Lab Employees must be a U.S. citizen, lawful U.S. permanent resident (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum, or be eligible to obtain the required authorizations from the U.S. Department of State and/or the U.S. Department of Commerce, as applicable. Our Space Systems business designs and builds our extensive line of satellites, payloads, and their components, including spacecraft that have been selected to support NASA missions to the Moon and Mars and components used on the James Webb Space Telescope.
QUALITY INSPECTOR III - B Shift Rocket Lab CorpQUALITY INSPECTOR III - B ShiftLong Beach, CA$27–$34 / hourImportant information: FOR CANDIDATES SEEKING TO WORK IN US OFFICES ONLY: To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR), Rocket Lab Employees must be a U.S. citizen, lawful U.S. permanent resident (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum, or be eligible to obtain the required authorizations from the U.S. Department of State and/or the U.S. Department of Commerce, as applicable. Our Space Systems business designs and builds our extensive line of satellites, payloads, and their components, including spacecraft that have been selected to support NASA missions to the Moon and Mars and components used on the James Webb Space Telescope.
QUALITY INSPECTOR II - B SHIFT Rocket Lab CorpQUALITY INSPECTOR II - B SHIFTLong Beach, CA$24–$30 / hourImportant information: FOR CANDIDATES SEEKING TO WORK IN US OFFICES ONLY: To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR), Rocket Lab Employees must be a U.S. citizen, lawful U.S. permanent resident (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum, or be eligible to obtain the required authorizations from the U.S. Department of State and/or the U.S. Department of Commerce, as applicable. Our Space Systems business designs and builds our extensive line of satellites, payloads, and their components, including spacecraft that have been selected to support NASA missions to the Moon and Mars and components used on the James Webb Space Telescope.
Senior Quality Inspector Turion Space Corp.Senior Quality InspectorIrvine, CA$33–$46 / hourIn addition to a competitive base salary and company stock, determined by factors such as job-related knowledge, education, skills, experience, and market demand, full-time employees are eligible for: Equity: Receive equity in Turion Space, letting you benefit from the companys success. Youll be the first line of defense between a defect and a flight-critical assembly, catching issues on incoming hardware, in-process builds, and final acceptance, and building the data packages that prove our hardware is what we say it is.
NewQuality Inspector III - C Shift Rocket Lab CorpQuality Inspector III - C ShiftLong Beach, CA$27–$34 / hourImportant information: FOR CANDIDATES SEEKING TO WORK IN US OFFICES ONLY: To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR), Rocket Lab Employees must be a U.S. citizen, lawful U.S. permanent resident (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum, or be eligible to obtain the required authorizations from the U.S. Department of State and/or the U.S. Department of Commerce, as applicable. Our Space Systems business designs and builds our extensive line of satellites, payloads, and their components, including spacecraft that have been selected to support NASA missions to the Moon and Mars and components used on the James Webb Space Telescope.
Senior Quality Inspector - NDT Rocket Lab CorpSenior Quality Inspector - NDTLong Beach, CA$33–$40 / hourImportant information: FOR CANDIDATES SEEKING TO WORK IN US OFFICES ONLY: To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR), Rocket Lab Employees must be a U.S. citizen, lawful U.S. permanent resident (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum, or be eligible to obtain the required authorizations from the U.S. Department of State and/or the U.S. Department of Commerce, as applicable. Our Space Systems business designs and builds our extensive line of satellites, payloads, and their components, including spacecraft that have been selected to support NASA missions to the Moon and Mars and components used on the James Webb Space Telescope.
Quality Receiving Inspector Vast SpaceQuality Receiving InspectorLong Beach, CA$24–$33 / hourVast is developing next-generation space stations to ensure a continuous human presence in space for America and its allies, enabling advanced microgravity research and manufacturing, and unlocking a new space economy for government, corporate, and private customers. We also take pride in offering exceptional food perks, with snacks, drip coffee & onsite barista, cold drinks, and dinner meals remaining free of charge, and lunch subsidized as part of Vast's ongoing commitment to providing high-quality meals for employees.
Spacecraft Quality Inspector (2Nd Shift) Apex SpaceSpacecraft Quality Inspector (2Nd Shift)Los Angeles, CAFor the first time in history, this influx of payload companies combined with reduced launch costs has resulted in a massive increase in need for commercial spacecraft platforms, known as satellite buses. World-class Playa Vista office with the benefit of in-person collaboration with amazing coworkers and flexibility to integrate work and life.
Spacecraft Quality Inspector Apex SpaceSpacecraft Quality InspectorLos Angeles, CAFor the first time in history, this influx of payload companies combined with reduced launch costs has resulted in a massive increase in need for commercial spacecraft platforms, known as satellite buses. World-class Playa Vista office with the benefit of in-person collaboration with amazing coworkers and flexibility to integrate work and life.
Quality Inspector Banks PowerQuality InspectorLos Angeles, CA$20–$25 / hourHourly pay $20—$25 USD Actual pay offered to candidates will depend on several factors, including but not limited to, relevant candidates' experience, education, and specific knowledge, skills, and abilities. Perform RMA tasks including but not limited to receiving, sorting, testing, detailed tracking, issuing replacements, scrapping, and reboxing any returned parts and materials.
NewSenior Quality Inspector Rocket Lab CorpSenior Quality InspectorLong Beach, CA$33–$41 / hourImportant information: FOR CANDIDATES SEEKING TO WORK IN US OFFICES ONLY: To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR), Rocket Lab Employees must be a U.S. citizen, lawful U.S. permanent resident (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum, or be eligible to obtain the required authorizations from the U.S. Department of State and/or the U.S. Department of Commerce, as applicable. Our Space Systems business designs and builds our extensive line of satellites, payloads, and their components, including spacecraft that have been selected to support NASA missions to the Moon and Mars and components used on the James Webb Space Telescope.
Quality Inspector III - 1st Shift Howmet AerospaceQuality Inspector III - 1st ShiftCarson, CA$25.17–$31.99 / hourFollow: LinkedIn , Twitter , Instagram , Facebook , and YouTube . To learn more about the way Howmet Aerospace Inc. is advancing the sustainability of our customers, markets, and communities where we operate, review the 2025 Environmental Social and Governance report at www.howmet.com/esg-report .
Quality Inspector Machina LabsQuality InspectorChatsworth, CAPerform inspection activities using precision measurement tools and advanced inspection methods (calipers, height gages, scanners, portable CMMs as applicable). This role operates as a senior individual contributor on the production floor, responsible for executing inspections, owning quality outcomes, and driving process discipline.
Quality Inspector III - 2nd Shift Howmet AerospaceQuality Inspector III - 2nd ShiftFullerton, CAFull timeTo learn more about the way Howmet Aerospace Inc. is advancing the sustainability of our customers, markets, and communities where we operate, review the 2025 Environmental Social and Governance report at www.howmet.com/esg-report. This position requires review of the customer drawing, measurement of the part using various types of calibration gages such as a micrometer, caliper, comparator, Keyence IM, drop gage, height gage, Go/No-Go gages, etc.
C-Shift Quality Inspector III Howmet AerospaceC-Shift Quality Inspector IIITorrance, CA$21–$30 / hourFollow: LinkedIn , Twitter , Instagram , Facebook , and YouTube . To learn more about the way Howmet Aerospace Inc. is advancing the sustainability of our customers, markets, and communities where we operate, review the 2025 Environmental Social and Governance report at www.howmet.com/esg-report .
2nd Shift Quality Inspector III Howmet Aerospace2nd Shift Quality Inspector IIITorrance, CA$21–$30 / hourFollow: LinkedIn , Twitter , Instagram , Facebook , and YouTube . To learn more about the way Howmet Aerospace Inc. is advancing the sustainability of our customers, markets, and communities where we operate, review the 2025 Environmental Social and Governance report at www.howmet.com/esg-report .
Quality Inspector (1st and 2nd shift) RD Rubber Technology CorporationQuality Inspector (1st and 2nd shift)Santa Fe Springs, California$22–$26Summary: Responsible for inspecting and testing furnished, work-in-progress, and finished goods/products and overseeing operations to ensure they meet customer purchase orders, drawings, and specifications, and processing requirements. Conduct visual and dimensional inspection using caliper, micrometer, pin gage, snap gage, force gage, optical comparator, (MicroVu Vertex) high resolution vision system, laser scan micrometer, etc.
Quality Inspector II - 1st Shift Howmet AerospaceQuality Inspector II - 1st ShiftFullerton, CAFull time3 years of experience utilizing precise measurement tools inclusive of, but not limited to Calipers, micrometers, dial indicators, Height gauges, surface plates, Optical comparators, Thread gauges, plug gauges, Surface roughness testers. To learn more about the way Howmet Aerospace Inc. is advancing the sustainability of our customers, markets, and communities where we operate, review the 2025 Environmental Social and Governance report at www.howmet.com/esg-report.
Production QA Inspectors - 1St And 2Nd Shifts kdc/oneProduction QA Inspectors - 1St And 2Nd ShiftsChatsworth, CAThis position supports manufacturing operations through line clearance, in-process inspections, finished product evaluations, documentation review, quality investigations, and enforcement of Good Manufacturing Practices (cGMPs).Employees at the Level II designation serve as experienced resources for the quality team, providing support, training, and guidance to inspectors while assisting with quality process improvements and special projects. Minimum 1-3 years of Quality Control, Quality Assurance, or manufacturing inspection experience, preferably in cosmetics, personal care, pharmaceutical, food, or other FDA-regulated manufacturing environments.
Quality Inspector II, Production Floor, First Shift Relativity Space IncQuality Inspector II, Production Floor, First ShiftLong Beach, CA$25.80–$35.48 / hourHands-on experience with MRB processes, including identification, documentation, and disposition of non-conforming hardware, along with the ability to stand for extended periods on the production floor, climb ladders, work in confined spaces, and lift up to 25 lbs. About the Team: The Reliability team at Relativity Space ensures quality is built into every stage of the Terran R design and production process, embedding reliability from the very beginning.
Senior Quality Inspector, Production Floor, Second Shift Relativity Space IncSenior Quality Inspector, Production Floor, Second ShiftLong Beach, CA$31.20–$42.90 / hourHands-on experience with MRB processes, including identification, documentation, and disposition of non-conforming hardware, along with the ability to stand for extended periods on the production floor, climb ladders, work in confined spaces, and lift up to 25 lbs. About the Team: The Reliability team at Relativity Space ensures quality is built into every stage of the Terran R design and production process, embedding reliability from the very beginning.
Quality Inspector II, Production Floor, Second Shift Relativity Space IncQuality Inspector II, Production Floor, Second ShiftLong Beach, CA$25.80–$35.48 / hourHands-on experience with MRB processes, including identification, documentation, and disposition of non-conforming hardware, along with the ability to stand for extended periods on the production floor, climb ladders, work in confined spaces, and lift up to 25 lbs. About the Team: The Reliability team at Relativity Space ensures quality is built into every stage of the Terran R design and production process, embedding reliability from the very beginning.
Senior Quality Inspector, Production Floor, First Shift Relativity Space IncSenior Quality Inspector, Production Floor, First ShiftLong Beach, CA$31.20–$42.90 / hourHands-on experience with MRB processes, including identification, documentation, and disposition of non-conforming hardware, along with the ability to stand for extended periods on the production floor, climb ladders, work in confined spaces, and lift up to 25 lbs. About the Team: The Reliability team at Relativity Space ensures quality is built into every stage of the Terran R design and production process, embedding reliability from the very beginning.