Quality Manager Robin Industries, IncQuality ManagerMillersburg, OHFull timePlan, layout, and assign work according to schedule and individual skills and abilities for most efficient quality operations; follow setup and progress of work; anticipate or investigate delays or inadequate performance and take corrective action; arrange for equipment, materials, and supplies to be available for work assignment. Work with customers to verify specification, critical dimensions and initial sample inspection deadlines; resolve problems, returned production; initiate corrective action as required.
Sr Civil/Structural PE / Dept. Manager JobotSr Civil/Structural PE / Dept. ManagerAkron, OH$150,000–$185,000 / yearWe provide Complex Design-Build services including Process, Mechanical, Piping & Layout, HVAC / Dust Control, Fire Protection & Plumbing, Electrical, Instrumentation & Controls, Civil & Structural, and Architectural; ensuring all projects are designed and constructed to specifications, on schedule and within budget. Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal.
NewProject Manager JobotProject ManagerNorth Canton, OH$100,000–$150,000 / yearA nationally recognized construction services organization with a strong local-market operating model, focused on building regional teams that support employee growth, community involvement, and long-term client relationships. Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal.
NewElectrical Project Manager JobotElectrical Project ManagerAkron, OH$120,000–$200,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. By applying for this job, you agree to receive calls, AI-generated calls, text messages, or emails from Jobot, and/or its agents and contracted partners.
Preconstruction Manager Integrity Technical ServicesPreconstruction ManagerCanton, OH$70,000–$85,000 / yearFull timeCanton area design and manufacturing company who is a leader in the glazing industry, renowned for delivering superior design, engineering support, project management, and expert fabrication and installation services across multiple regions. Lead preconstruction services including estimating, budgeting, design coordination, and bidding.
NewSales Account Manager CFSSales Account ManagerMassillon, OHRemotePosition Overview (Sales Account Manager): The Sales Account Manager will be responsible for growing revenue throughout the Midwest and Mid-Atlantic by developing new business while expanding relationships with existing customers. This role focuses on selling corrugated sheets, fluting paper, brown paper rolls, corrugating medium, and related packaging products to converters, distributors, and other manufacturing customers.
Mechanical Engineer Integrity Technical ServicesMechanical EngineerStow, OH$70,000–$90,000 / hourFull timeThis is a "bridge " role where you will lead mechanical machine design, oversee assembly processes, and manage technical workflows within an ERP environment. Design End of Arm Tooling (EOAT) and robot cages; troubleshoot and program Wittmann robots.
NewSenior Cost Accountant - Located in Roanoke, VA MarvinSenior Cost Accountant - Located in Roanoke, VAAkron, OH$76,000–$100,000An exceptional candidate brings strong expertise in cost accounting within a manufacturing environment, a collaborative approach to working across departments, and the ability to communicate complex financial information clearly. Partner closely with operations, supply chain, and cross-functional teams to gather data, improve cost performance, and support continuous improvement initiatives.
NewAsbestos Supervisor HEPA Environmental Services IncAsbestos SupervisorRootstown, OHAs an Asbestos Abatement Supervisor, you will oversee all aspects of field operations while ensuring every project is completed safely, efficiently, on schedule, and within budget. If you are a proven leader who enjoys developing people, solving problems, and running profitable, well-organized projects, we'd like to talk with you.
NewMaterials Manager SPIROL Shim DivisionMaterials ManagerStow, OHFull timeRESPONSIBILITIES:Lead the development of the Purchasing and Production plans annually regarding finished goods / raw materials and outside workLiaison with Operations Management with regard to machine loading and capacity constraintsProvide Order Fulfillment and Order Creation support regarding work order delivery dates and communication to the end customerManage raw material purchases negotiating long term material contracts with approved suppliersRecommend new suppliers of raw materials and survey their capabilities as an approved supplierPlan and manage Inventory levels, liaising with Customer Service and Operations personnelRecommend and implement new methods/ processes to reduce cost across the supply chainUpdate and present the Plant Information data for Scrap / Expenditure / Stock adjustments / OTFG / OTD / Material Variances / Hold value, ensuring detailed analysis is in placeLead cross functional teams in root cause analysis on poor performing KPI'sScrap analysis and system control from internal and external processes using Problem Solving Tools to analyze the data and ensure root cause is realized and corrective actions are implementedProcess owner for expenditure control by GL, ensuring GL owners are accountable for levels of expense. Develops and coaches direct reports on performance and competenciesRECOMMENDED QUALIFICATIONS:Bachelor's degree in Supply Chain Mgmt, Business, or Engineering5 years' experience in planning and scheduling5 years' experience in buying steel strip, sheet, and coil5 years' experience in a leadership role, driving performance and cultural changeIATF16949/ AS9100 knowledge and awarenessBroad knowledge of purchasing transactions, contract negotiations, training and developmentStrong technical skills and resourceful in providing alternate options to reduce costs/ improve processesSolid knowledge and understanding of the philosophy, principles and objectives of MRP and ERPAbility to interpret product, technical and/or contract informationWhy SPIROL?At SPIROL, people matter.
Material Control Manager Powell Industries IncMaterial Control ManagerNorth Canton, OHDevelop and implement negotiation strategies for logistic services; including, but not limited to all types of inbound and outbound transportation, warehousing, crating/packaging, freight bill auditing. Deliver world-class delivery, inventory performance with a focus on quality, on-time delivery and competitive costs.
Materials Engineer BWX Technologies IncMaterials EngineerBarberton, OH$86,000–$135,850 / yearBWX Technologies, Inc. and its affiliates and subsidiaries (BWXT) is not responsible for and does not accept any liability for fees or other costs associated with resumes or candidates presented by recruiters or employment agencies, unless a binding, written recruitment agreement between BWXT and the recruiter or agency exists prior to the presentation of candidates or resumes to BWXT and includes the specific services, job openings, and fees to be paid ("Agreement"). A successful candidate, beyond having the technical acumen, will demonstrate strong communication skills, attention to detail, agility to move between multiple ongoing projects, an unwavering quality-oriented mindset, a productive working relationship with suppliers and teammates and an ability to leverage team resources to achieve desired results.
NewAnalyst Materials Planning; SIOP (Onsite) RTXAnalyst Materials Planning; SIOP (Onsite)Waco, OhioSuccess will be defined by the successful attainment of the business results (closest to the pin) while driving the correct and appropriate culture (open, honest, transparent, ethical, accountable, data based, winning) and tools (ACE/CORE) for long term success of the Value Stream. The role will take a hands-on approach in ensuring the accuracy of shipping documents, working with Customer Account Managers (CAM’s) to address concerns with shipments, and following the regulatory guidance of global trade and ITAR.
Technical Designer Babcock & Wilcox Enterprises IncTechnical DesignerAkron, OHUtilize the latest 2D and 3D CAD technology (such as AutoCAD, SolidWorks and/or E3D) to prepare basic arrangement drawings, 3D models and basic assembly/details drawings/models for basic component parts. As required, travel domestically to a job site with a Senior Technical Designer to perform an equipment walk-down to take field measurements and establish site specific requirements.
Materials Management Associate - Stow Rd - FT (2nd Shift) Virtua Health IncMaterials Management Associate - Stow Rd - FT (2nd Shift)Stow, OH$18.89–$27.81 / hourThat means bringing life-changing resources and health services directly into our communities through our Eat Well food access program, telehealth, home health, rehabilitation, mobile screenings, paramedic programs, and convenient online scheduling. We assembled more than 14,000 colleagues, including over 2,850 skilled and compassionate doctors, physician assistants, and nurse practitioners equipped with the latest technologies, treatments, and techniques to provide exceptional care close to home.
Site Worker Lead Temporary Facilities Material Management PSG GROUP LLCSite Worker Lead Temporary Facilities Material Managementlordstown, OH$26.11–$31.45 / hourFull timeLead, supervise, and coordinate a team of general construction workers in all tasks related to temporary facilities , including setup, maintenance, and eventual dismantling of site offices, material storage areas, worker welfare facilities, sanitation units, fencing/hoarding, temporary access roads, and basic utility connections. Manage all material‑related activities : coordinate with procurement for timely delivery, perform receiving and quality inspection, maintain accurate inventory records, organize proper storage, and ensure efficient distribution of materials and tools to work fronts.
Division Materials Analyst HendricksonDivision Materials AnalystCanton, OHResponsible and accountable for effectively managing supplier and internal manufacturing coordination of engineering changes, minimization of divisional obsolescence, and safety stock/lot sizing analysis. Behavioral Traits: Excellent analytical abilities, keen attention to detail, and ability to quickly interpret MRP planning reports and complete knowledge of creating computer spreadsheets.
Material Handler IES Holdings IncMaterial HandlerCanton, OHNOTE TO ALL AGENCIES: Any unsolicited agency resumes or agency represented candidates that are presented to any IES employee without first having a signed contract between that agency and the IES Talent Acquisition organization will become the property of IES and no fees will be paid. This role ensures that production teams have the necessary materials to meet production schedules while maintaining inventory accuracy and following safety protocols.
Construction Project Manager Aspen Technical Staffing, IncConstruction Project ManagerAkron, OHThe ideal candidate will have a strong construction management background, experience leading multidisciplinary projects, and the ability to manage multiple projects simultaneously while maintaining client satisfaction and project profitability. Our client is seeking an experienced Construction Project Manager to support the successful execution of engineering, procurement, and construction (EPC) projects from pre-construction through project completion and warranty periods.
Material Handler Epiroc ABMaterial HandlerAkron, OHEpiroc's diversity approach is holistic, and our goal is to continue attracting, developing and retaining talented employees from diverse backgrounds, allowing us to benefit from a wide variety of experiences and perspectives. As a leading global manufacturer of industrial tools and attachments, our premium brands include Paladin, LaBounty, Pengo, Dubuis, and STANLEY which offer premier equipment and services in more than 200 product categories.
Material Handler EpirocMaterial HandlerAkron, OHEpiroc's diversity approach is holistic, and our goal is to continue attracting, developing and retaining talented employees from diverse backgrounds, allowing us to benefit from a wide variety of experiences and perspectives. As a leading global manufacturer of industrial tools and attachments, our premium brands include Paladin, LaBounty, Pengo, Dubuis, and STANLEY which offer premier equipment and services in more than 200 product categories.
Warehouse Manager PSG GROUP LLCWarehouse Managerlordstown, OH$52,590.38–$63,334.64 / yearFull timeThis role is responsible for overseeing all on-site warehouse and laydown yard operations, including receiving, storage, inventory control, tool management, and distribution of materials to work fronts. The successful candidate will be a logistical expert who thrives in a fast-paced construction environment, balancing physical warehouse operations with administrative accuracy to ensure materials flow seamlessly to support project schedules.
Senior Strategic Procurement Manager Kaizen HR Solutions, LLCSenior Strategic Procurement ManagerAkron, OHProcurement Manager, Strategic Sourcing Manager, Category Manager, Commodity Manager, Senior Commodity Buyer, Senior Buyer, Sourcing Manager, Raw Materials Procurement Manager, Strategic Procurement Manager, Supply Chain Manager (Sourcing Focus). This role is responsible for developing sourcing strategies, managing supplier relationships, mitigating supply risk, and delivering cost, quality, and service improvements that support operational performance and future growth.
Assistant Construction Manager ESPO CorporationAssistant Construction ManagerAkron, OH$51–$55 / hourDescription: The Assistant Construction Manager will assist the Construction Project Manager, Project Manager, Site Manager, and/or the Engineer Procure Construct (EPC) Project Manager or Program Manager with day to day management of project safety, quality, schedule, cost control, contracts, subcontractors, suppliers, procurement, proposals, estimates, documentation, turnover, client interface, field-based activities, and other duties required to execute Engineer Procure Construct (EPC) projects, construction management, and program management ventures. Multiple years of experience on construction project sites or executing program management in the industries of aviation, commercial, energy, government, manufacturing, oil & gas, process, transmission & distribution, transportation, or water is preferred.
Construction Project Manager ESPO CorporationConstruction Project ManagerAkron, OH$64–$72 / hourThe Construction Project Manager is responsible for managing the construction project safety, quality, schedule, cost control, contracts, subcontractors, suppliers, proposals, estimates, documentation turnover, client relations/management, field staff and other duties required to execute EPC, Construction Management, Construction, and Program Management projects. Job Description: The Construction Project Manager supports the Engineer Procure Construct (EPC) Project Manager or Program Manager to oversee day-to-day operations from pre-construction through project completion and warranty periods.
Assistant Construction Manager Aspen Technical Staffing, IncAssistant Construction ManagerAkron, OHThis position will work closely with Construction Project Managers, Project Managers, Site Managers, Engineers, EPC Project Managers, and Program Managers to support project safety, quality, schedule, cost control, contracts, subcontractors, suppliers, procurement, estimating, documentation, turnover, client interface, and field-based activities. The Assistant Construction Manager will have the opportunity to work on a diverse portfolio of projects across multiple industries, including aviation, commercial buildings, electrical transmission and distribution, facilities, manufacturing, oil and gas, power generation, process, and water.
Regional Area Manager Reworld Holding CorpRegional Area ManagerMedina, OH$150,500–$215,100 / yearAll Reworld positions require a candidate's ability to perform the duties and responsibilities of the role while upholding Reworld's Values, including (but not limited to) contributing to a safe and inclusive workplace, delivering results through trust, and building breakthrough capabilities. Reworld partners with businesses by offering cutting-edge engineering and innovative solutions, to help customers reduce, reuse, recycle and recover value from waste streams and meet or exceed their sustainability goals.
Assistant Construction Manager GTT, LLCAssistant Construction ManagerAkron, OHThe Assistant Construction Manager will assist the Construction Project Manager, Project Manager, Site Manager, and/or the Engineer Procure Construct (EPC) Project Manager or Program Manager with day-to-day management of project safety, quality, schedule, cost control, contracts, subcontractors, suppliers, procurement, proposals, estimates, documentation, turnover, client interface, field-based activities, and other duties required to execute Engineer Procure Construct (EPC) projects, construction management, and program management ventures. Teams include civil and structural engineers, architects, environmental scientists, construction managers, and program management professionals who collaborate on complex, consequential projects ranging from major airport expansions to large-scale energy infrastructure.
NewQuality Manager Rust Belt RecruitingQuality ManagerCanton, OH$100,000–$120,000 / yearWe are a premier structural steel manufacturer located in Canton, OH, dedicated to producing high-quality fabricated metal products for major infrastructure and commercial applications, serving state departments of transportation, infrastructure networks, and heavy industrial markets. This role exists to drive continuous process improvement, maintain regulatory compliance, and manage the quality control team and external inspection relationships.
NewIndustrial-Commercial Project Manager Ohio Gratings, IncIndustrial-Commercial Project ManagerCanton, OHPart timeCan perform the detailer/drafter role doing material take-offs for inside sales staff and preparing detailed drawings of parts of structures from contract drawings and general design drawings as well as making revision and creating bill of materials. Plan and implement all project activities including, but not limited to project design, detailing, engineering review, outside inspectors and production, outside services, finish, and shipping per the terms of the executed purchase order.
Material Handler - 1st Shift Parker Hannifin CorpMaterial Handler - 1st ShiftWadsworth, OHWith empowered team members in more than 40 countries, Parker serves customers across aerospace & defense, energy, HVAC & refrigeration, in-plant & industrial equipment, off-highway and transportation. Our Purpose - Enabling Engineering Breakthroughs that Lead to a Better Tomorrow - comes to life through our people-first culture where teamwork drives performance, inclusion fuels innovation and growth is encouraged.
NewGeneral Manager SPIROL Shim DivisionGeneral ManagerStow, OHFull timeOur Stow, Ohio facility features a clean, climate controlled manufacturing environment and is seeking an experienced Operations Manager to provide strategic leadership and drive performance across Manufacturing, Quality, Supply Chain, Engineering, Maintenance, and Customer Service operations. General ManagerCompetitive Pay + Sign On Bonus AvailableJoin SPIROL and become part of a global manufacturer known for precision, innovation, and operational excellence.
NewTraveling Project Manager GpacTraveling Project ManagerAkron, OH140000–160000GPAC (Growing People and Companies) is an award-winning search firm specializing in placing quality professionals within multiple industries across the United States since 1990. Lead Complex Projects Across the U.S. Are you a Mechanical Project Manager who thrives on challenging commercial and industrial projects?
Assistant Project Manager - Utility Construction - Western Pennsylvania Orbital Engineering, Inc.Assistant Project Manager - Utility Construction - Western PennsylvaniaCanton, OH$80,000–$125,000 / yearProvide regular updates to Senior Project Management Staff regarding completed, ongoing, and upcoming tasks to ensure efforts between Senior Project Managers and Assistant Project Manager are aligned. Special tasks will occasionally be assigned in writing, but the Assistant Project Manager is expected to learn the regular responsibilities of the role and complete tasks in a timely manner as required based on project stage at his/her own discretion.
Pharmacy Manager Costco Wholesale CorpPharmacy ManagerN CANTON, OHOversees and participates in dispensing prescription medications: measuring, labeling, checking for drug interactions, verifying with physicians, and selecting substitutions when necessary. Responds to employee concerns using problem-solving skills, tact, and discretion in accordance with the Costco Employee Agreement and other applicable regulations.
Project Manager, Transmission Line & Substation - Western Pennsylvania Orbital Engineering, Inc.Project Manager, Transmission Line & Substation - Western PennsylvaniaCanton, OH$92,000–$157,000 / yearWe are primarily seeking candidates who reside in the greater Pittsburgh area, to include western Pennsylvania, eastern Ohio or northern West Virginia and have prior experience on Electrical Substation, Transmission or Distribution projects. Project Manager will be responsible for tasks ranging from monitoring schedule for adherence to managing material orders to completing regular project checklists to tracking project as-builts, and so on.
Project Manager - Renewables Lindsay PrecastProject Manager - RenewablesCanal Fulton, OHWorking closely with customers, engineering, operations, procurement, and vendors, you will oversee the delivery of high-quality skidded power systems, including solar power conversion systems, switchboards, battery energy storage systems (BESS), and other integrated platform-based solutions. In this role, you will serve as the primary point of contact for customers throughout the entire project lifecycle, leading project coordination, technical planning, scope development, quoting, and execution to ensure the successful delivery of integrated power solutions.
Logistics Area Manager Metallus IncLogistics Area ManagerCanton, OHFamiliarity with multiple Customer Applications-practical problem solving experience working with front end sales, technical services, advanced engineering, Quality Assurance and other areas of manufacturing. Purpose: The Area Manager of Logistics will manage, plan, organize, and control the operating personnel, mobile equipment, and product flow throughout the operating assets and between the manufacturing plants in Canton, Ohio.
Assistant Category Manager - Windows & Doors Carter Lumber IncAssistant Category Manager - Windows & DoorsKent, OHA Carter Lumber Assistant Category Manager (Windows & Doors) supports the Category Managers and Director with vendor relations, location specific needs, and day to day activities that help grow the categories. Submit and review product quotes to help inform buying decisions for the Category Manager and Director based on products that best fit our customer and store needs.
Manager Melt Shop Universal Stainless & Alloy Products, Inc.Manager Melt ShopOHPlan and coordinate all operations throughout the melt shop including raw materials receipt, maintenance and refractory needs Work closely with purchasing to balance cost and quality for procured raw materials and consumables, including scrap, electrodes and refractory. Universal Stainless, headquartered in Bridgeville, PA, produces semi-finished and finished specialty steel long products and plate including nickel alloy, stainless steel, tool steel and aircraft quality low alloy steels.
Structural Engineering Department Manager ChemstressStructural Engineering Department ManagerAkron, OhioKeywords: industrial, manufacturing, chemical, petrochemical, polymer, resin, structural, civil, engineering, engineer, manager, management, department, consultant, director, senior level, full time, hybrid, Akron, Bachelors Degree, Masters Degree, Registered Professional Engineer (PE) license, Ohio, P.E., Bluebeam, AutoCAD, STAAD, Revit, Navisworks, Civil 3D . Optional experience: basic surveying for determination of project elevations using level and/or total station equipment; limited stormwater/sewer design for small-scale in-plant systems or extension of existing systems; familiarity with the implementation of laser scanning in project design.
NewBU Finance Mgr ES Republic Services IncBU Finance Mgr ESCanton, OH$98,600–$135,500 / yearRepublic has partnered with renewable gas developers to construct Renewable Natural Gas (RNG) plants at our landfills, expanding beyond the 77 projects we currently have to make progress towards our goal to beneficially reuse 50% more biogas by 2030 (2017 baseline year). POSITION SUMMARY: Responsible for leading the business unit operation's day to day finance functions, including but not limited to Accounts Payable, Accounts Receivable, Fixed Assets and Monthly Close.
Fire Alarm Project Manager SilcoFire Alarm Project ManagerAkron, OhioAs the market leader in the Midwest, Silco is a growing, family-owned company with over 500 employees working from our headquarters in Cincinnati and branches in Dayton, Columbus, Toledo, Akron, Cleveland and Louisville. This role involves coordinating with clients, contractors, and internal teams to ensure that systems are installed according to OBC, NFPA, and client specifications.
Assistant Manager Akron-Canton Airport HospitalityAssistant ManagerNorth Canton, OH$20–$28This role ensures exceptional guest service, compliance with airport and company policies, and smooth execution of all operational, financial, and team-related responsibilities. • 2+ years of supervisory or management experience in a restaurant, hospitality, or food-service environment; airport experience preferred.
NewFire Alarm & Security Operations Manager SilcoFire Alarm & Security Operations ManagerAkron, OhioAs the market leader in the Midwest, Silco is a growing, family-owned company with over 500 employees working from our headquarters in Cincinnati and branches in Dayton, Columbus, Toledo, Akron, Cleveland and Louisville. This position will require a skilled manager to oversee the efficient operation and delivery of security and fire alarm solutions, inspections, maintenance services and overall professionalism of the operation.
Construction Project Manager GTTConstruction Project ManagerAkron, OHThe Construction Project Manager supports EPC Project Managers and Program Managers in overseeing end-to-end construction execution from pre-construction through project closeout and warranty. • Required: Bachelor’s degree in Construction, Construction Management, Engineering, or related field and 7+ years of relevant construction project management experience.
Project Manager United Rentals IncProject ManagerNorth Canton, OHAs the Project Manager - Matting Solutions you will be responsible for estimating temporary access and civil/environmental right-of-way in the powerline, pipeline, and general construction industries as well as performing project management activities to include scheduling, cost analysis, material and vendor sourcing, etc. Actively pursue additional business through change orders; perform associated cost estimates / comparisons, prepare proposals and negotiate final settlement price and customer acceptance.
Industrial Metrology / Survey Project Manager DLZ CorpIndustrial Metrology / Survey Project ManagerAkron, OHDuties & Responsibilities: • Lead and manage industrial metrology and survey projects, including: • Laser Tracker Alignment • High Definition 3D Laser Scanning • Precision Optical Alignment • Construction Layout, Control, and As Builts • Serve as the primary client-facing project lead, overseeing communication, expectations, change management, and deliverables. This role manages complex field projects in heavy industrial environments-steel, aluminum, oil & gas, rubber, paper, manufacturing, and power generation-with a focus on construction survey, high-definition laser scanning, and precision alignment services.
Plant Manager | Akron, OH Michael Page InternationalPlant Manager | Akron, OHAkron, Ohio$135,000–$160,000 / yearFull timeThe Successful ApplicantBachelor's degree preferred10+ years of manufacturing leadership experiencePrevious Plant Manager, Operations Manager, or similar leadership backgroundStrong financial and operational acumenExperience leading multi-department manufacturing operationsLean Manufacturing and Continuous Improvement experienceProven success developing leaders and high-performing teamsExcellent communication and leadership skills. About Our ClientOur client is a successful manufacturer serving a diverse customer base across industrial and consumer markets.
Service Manager Firestone Complete Auto CareService ManagerAkron, Ohio$22–$26Constantly move about the store sales floor with customers, the stock room which is usually at least two stories, the outside concourse to meet and greet customers in their cars, and the car service department where the bulk of the daily business takes place. Capacity to lead and coach others - Teammate and customer/communication skills - Ability to recruit and select technicians and general service teammates successfully according to store requirements.