JobotNewCNC Operator JobotCNC OperatorUpper Gwynedd, PA$31–$35 / hourInformation 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. Programming Expertise: Program mills by entering detailed instructions, setting tool registers, offsets, and compensation, with a strong grasp of geometric dimensions, tolerances, and basic math principles.
J.B. HuntCDL-A Truck Driver | Owner Operator J.B. HuntCDL-A Truck Driver | Owner OperatorPhiladelphia, PAHunt Highway Services and gain access to one of the largest freight bases in the country, providing you with the compensation you want and the miles you need to grow your business. Hunt can take advantage of a variety of cost-saving programs to help maximize profits.
Accelerated Services Auto TransportersNewCDL A OTR Owner Operator Accelerated Services Auto TransportersCDL A OTR Owner OperatorPhiladelphia, PAConduct thorough pre-trip and post-trip inspections of all equipment through Motive • Ensure all vehicles are handled with care to minimize individual driver damage claims • Meet a minimum of 10,000 miles per month and $36,000 in truck gross per month • Communicate effectively with dispatch regarding loads, delays, and all delivery updates • Maintain all equipment according to DOT, warrant, and company policies. In addition, Accelerated provides a clear path to truck ownership through our lease-purchase program, giving drivers the opportunity to transition to owner-operator with no money down and access to well-maintained, late-model equipment.
JouléNewPrecast Batch Plant Operator JouléPrecast Batch Plant OperatorPottstown, PAThe Precast Batch Plant Operator is responsible for the safe and efficient operation of a concrete batching plant used in the production of precast concrete products. System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America.
J.B. Hunt TransportNewOwner Operator Truck Driver J.B. Hunt TransportOwner Operator Truck DriverWilmington, DEHunt Highway Services and gain access to one of the largest freight bases in the country, providing you with the compensation you want and the miles you need to grow your business. Hunt can take advantage of a variety of cost-saving programs to help maximize profits.
Command CompaniesNewPress Operator Command CompaniesPress OperatorRobbinsville, NJA state-of-the-art book manufacturing facility specializing in educational books, computer books, catalogs, annual reports, and directories. A qualified Press Operator should be able to perform the following tasks: Operate the offset press efficiently and effectively.
RoadrunnerNewCDL A Owner Operator Team Drivers RoadrunnerCDL A Owner Operator Team DriversPhiladelphia, PA$1.05–$3.50 / hourTeams running with Roadrunner average $8,000 or more per week paid to the truck* - a level of revenue that's simply out of reach for solo drivers. Roadrunner recommends teams stay out 2+ weeks to maximize earning weeks, but the schedule is yours to run.
Page TruckingNewCDL A Owner Operator Driver Page TruckingCDL A Owner Operator DriverPhiladelphia, PAAt Page Trucking, Owner Operators get the freedom of running their own business with the backing of a company that knows how to keep trucks profitable. When you partner with Page, you're backed by a team committed to helping you stay moving, earning, and successful for the long haul.
The H&K GroupNewHeavy Equipment Operator The H&K GroupHeavy Equipment OperatorPottstown, PAFrom our strategic location in Pottstown, PA, we estimate, manage, and operate close to all of our high-quality project work; our customers and clients demand this attention, and we deliver. H&K’s Pottstown Division provides complete heavy civil construction and contracting services to customers and clients throughout the Berks, Chester, and Montgomery County PA region and beyond.
Aspire BakeriesNewOperator 1, Bakery-Rheon Relief - 3rd Shift Aspire BakeriesOperator 1, Bakery-Rheon Relief - 3rd ShiftSwedesboro, NJ$20–$21.25The final determination of a successful candidate’s starting pay will vary based on a number of factors, including, but not limited to location, shift, education, skill, and experience within the job or the industry. With 13 commercial bakeries across North America and a reputation as an industry leader, Aspire Bakeries is rising together with our people and our customers to be the best all-around bakery solution.
Aspire BakeriesNewOperator 1, Bakery-Rheon Relief, 2nd shift Aspire BakeriesOperator 1, Bakery-Rheon Relief, 2nd shiftSwedesboro, NJ$20–$21.25The final determination of a successful candidate’s starting pay will vary based on a number of factors, including, but not limited to location, shift, education, skill, and experience within the job or the industry. With 13 commercial bakeries across North America and a reputation as an industry leader, Aspire Bakeries is rising together with our people and our customers to be the best all-around bakery solution.
Aspire BakeriesNewOperator 2, Bakery-Rheon - 3rd Shift Aspire BakeriesOperator 2, Bakery-Rheon - 3rd ShiftSwedesboro, NJ$21–$22.25The final determination of a successful candidate’s starting pay will vary based on a number of factors, including, but not limited to location, shift, education, skill, and experience within the job or the industry. With 13 commercial bakeries across North America and a reputation as an industry leader, Aspire Bakeries is rising together with our people and our customers to be the best all-around bakery solution.
Aspire BakeriesNewOperator 1, Bakery- Ingredient - 1st Shift Aspire BakeriesOperator 1, Bakery- Ingredient - 1st ShiftSwedesboro, NJ$20–$21.25 / hourThe final determination of a successful candidate’s starting pay will vary based on a number of factors, including, but not limited to location, shift, education, skill, and experience within the job or the industry. With 13 commercial bakeries across North America and a reputation as an industry leader, Aspire Bakeries is rising together with our people and our customers to be the best all-around bakery solution.
Aspire BakeriesNewOperator 1, Bakery- Oven Relief- 2nd Shift Aspire BakeriesOperator 1, Bakery- Oven Relief- 2nd ShiftSwedesboro, NJ$20–$21.25As a Bakery Oven Operator, you will be accountable for executing precise baking processes, monitoring product quality from proofing through cooling, and supporting safe, efficient oven operations while providing coordination and guidance to the oven area team. The final determination of a successful candidate’s starting pay will vary based on a number of factors, including, but not limited to location, shift, education, skill, and experience within the job or the industry.
Aspire BakeriesNewOperator 1, Bakery-Oven Relief - 3rd Shift Aspire BakeriesOperator 1, Bakery-Oven Relief - 3rd ShiftSwedesboro, NJ$20–$21.25As an Operator 1, Bakery – Oven Relief, you will be accountable for ensuring precise baking execution in line with product specifications while maintaining quality, safety, and efficient oven operations across the production process. The final determination of a successful candidate’s starting pay will vary based on a number of factors, including, but not limited to location, shift, education, skill, and experience within the job or the industry.
YugabyteNewStaff Platform Engineer (Control Plane) - Remote YugabyteStaff Platform Engineer (Control Plane) - RemotePhiladelphia, PARemoteTogether, our hard-working team of experts and our industry-leading technology are uniquely positioned to meet the demands of modern workloads: geo-distributed, ultra-resilient, and built to scale without limits. Due to the Proclamation, “Restriction on Entry of Certain Nonimmigrant Workers”, which went into effect on September 21, 2025, at this time we are no longer able to sponsor new H-1B visa petitions filed after September 21, 2025 for new hires.
Net2AspireCNC Operator/Machinist Net2AspireCNC Operator/MachinistWest Chester, PA$20–$30 / hourFull timeResponsible for running multiple machines, inspecting parts to tight tolerances, following established programs, and supporting daily production requirements in a regulated manufacturing environment. We are hiring for: CNC Machinist with Mazak CNC Experience/ CNC Machinist with Swiss Type CNC Experience.
PenskeOperations Supervisor - Transportation (Supply Chain/Logistics) PenskeOperations Supervisor - Transportation (Supply Chain/Logistics)Swedesboro, NJ$56,200–$74,500 / yearFull timeProvide operational leadership to individual contributors and hourly workforce to ensure the execution of daily tasks and activities including driver deliveries, loading/unloading of trailers, and customer service operations in a manner consistent with company services and cost objectives. Demonstrated leadership qualities with strong interpersonal skills and have the ability to connect, build rapport and maintain solid relationships with associates, Company leadership, internal and external customers.
Mauser Packaging SolutionsNewMaintenance Supervisor Mauser Packaging SolutionsMaintenance SupervisorNorth Wales, PA$95,000–$105,000Reviews daily, weekly, and monthly Key Performance Indicators (KPIs) and applies statistical analysis to recommend improvements to plant operations, Overall Equipment Effectiveness (OEE), and resolution of recurring maintenance and reliability problems. • Develops and issues work orders for equipment modifications, preventative maintenance, and corrective maintenance activities; coordinates implementation with production and scheduling departments to minimize downtime and align with manufacturing schedules.
Waste ManagementNewGas Operations Supervisor Waste ManagementGas Operations SupervisorMorrisville, PAThis position reports to the Area Gas Operations Manager (AGOM) and is responsible for the operation and maintenance of landfill gas collection and control systems (GCCS) including the supervision and direction of Gas Technician I and Gas Technician II positions as well as contractors. Hands on construction using materials such as Polyvinyl Chloride (PVC) and/or High-Density Polyethylene (HDPE) piping materials and associated equipment to perform maintenance on piping or other components of the gas collection system.
Ingersoll RandNewCNC Machinist Ingersoll RandCNC MachinistIVYLAND, PAThis role will be responsible for setting up, adjusting, programming with assistance, G-coding, and operating machine tools with guidance to create products according to engineering specifications, ensuring high quality and efficiency in a manufacturing facility. We produce innovative and mission-critical flow creation and life science technologies – from compressors to precision handling of liquids, gasses, and powers – to increase industrial productivity, efficiency, and sustainability.
Company ConfidentialProduction Operator Company ConfidentialProduction OperatorPhiladelphia, PA$20–$28 / hourThis role involves operating and supporting production equipment including die cutting, presses, CNC machines, and waterjet systems to produce high quality components. By applying for this job, you agree to receive calls, Al-generated calls, text messages, or emails from Synerfac Technical Staffing and our contracted partners.
PPG Industries IncControl Room Operator, Resin Plant PPG Industries IncControl Room Operator, Resin PlantDEMonitor in-process batches across three reactor systems • Record charge weights, feed rates, temperatures, and batch status • Operate HMI controls to improve batches through GE iBatch recipe-controlled systems • Work with GE iFix graphics and Allen Bradley PLCs • Perform production floor tasks including: • Inspect reactor cleanliness with sight glass • Drain reflux return loops • Operate and inspect feed pumps • Monitor for foaming • Opening reactor hatches for manual charges • Troubleshoot abnormal situations and equipment failures • Coordinate manual charges and sample pull with Operators • Communicate by in-person meetings, phone, and 2-way radio • Collaborate with Product Finishers and QC Lab for sample results and tank transfers • Maintain batch status on whiteboards and review with Resin Supervisor each shift. 12 hour shifts (Days: 5:15a-5:15p or Nights: 5:15p-5:15a) Shift change typically requires 10-30 min overlap 2-2-3 Bi-weekly Continuous Operations Schedule 7 days of coverage per 2 week period Thurs-Friday, Tues-Wed, Sat-Sun-Mon 8 hours bi-weekly OT built in to schedule.
Kroenke Arena Co LLCMaster Control Operator Kroenke Arena Co LLCMaster Control Operatormedia, PA$18.81–$22 / hourOperational knowledge of broadcast production equipment and technologies related to master control operations and network channel origination including but not limited to: production switchers and routers, VTRs, server based ingest/recording/playback devices and related software applications, channel automation software, network branding devices and associated keyer control systems, intercoms, etc. We are the employer of choice as the owner and operator of Ball Arena, DICK'S Sporting Goods Park, the Paramount Theatre, Denver Nuggets (NBA), the Colorado Avalanche (NHL), Colorado Mammoth (NLL), Colorado Rapids (MLS), Altitude Sports & Entertainment, Radio (Kool 105), Major League Fishing/Fishing League Worldwide (MLFLW), Winnercomm, Outdoor Sportsman Group and SkyCam.
Villanova UniversityReplay/Video Playback Operator (Athletics Control Room) Villanova UniversityReplay/Video Playback Operator (Athletics Control Room)villanova, PAPosting Number: 20230511T Position Title: Replay/Video Playback Operator (Athletics Control Room) Position Type: Temp/Intern Location: Villanova, PA Work Schedule: temporary Approximate Number of Hours per Week Department: 732-Athletics - Promotion + Marketing Position Summary: Why work at Villanova?. The Replay/Video Playback Operator is responsible for the set-up and operation of all replay and video playback elements associated with a game production script at the direction of the Villanova Athletics Marketing/Operations staff and Athletics Building Engineer.
Villanova UniversityCamera Operator (Athletics Control Room) Villanova UniversityCamera Operator (Athletics Control Room)villanova, PAPosting Number: 20210370T Position Title: Camera Operator (Athletics Control Room) Position Type: Temp/Intern Location: Villanova, PA Work Schedule: temporary Approximate Number of Hours per Week Department: 732-Athletics - Promotion + Marketing Position Summary: Why work at Villanova?. The Camera Operator is responsible for the set-up, operation, and breakdown of all camera equipment associated with a game production script at the direction of the Villanova Athletics Marketing/Operations staff and Athletics Building Engineer.
Synerfac Technical StaffingManufacturing Operator (Mixing/Batching - Pharmaceutical) Synerfac Technical StaffingManufacturing Operator (Mixing/Batching - Pharmaceutical)Wilmington, DEItems include; wearing appropriate personal protective equipment, recognizing, reporting and appropriately responding to hazards in the work area (spills, accidents, near misses, etc.), maintaining proper housekeeping at all times, properly labeling and storing chemicals, plus all other relevant job requirements. * Proper operation of process controls, DCS systems, pneumatic, hydraulic and electrical equipment as detailed in procedures to product materials in a safe and cGMP environment.
Beyond Meat IncElectrical & Controls Technician - 1st shift Beyond Meat IncElectrical & Controls Technician - 1st shiftPA$33–$40 / hourPosition located in a mix of production and office environments and requires a tolerance for consistent cold work environments (-10-40 F), high worker traffic, loud noises, odors, dust, and varying room temperatures. The Electrical & Controls Technician supports the Engineering Department in executing electrical and controls-related projects while serving as a flexible technical resource for maintenance operations.
DuPont de Nemours IncAutomation & Process Control Engineer (A&PC Engineer) DuPont de Nemours IncAutomation & Process Control Engineer (A&PC Engineer)NJ$78,960–$124,080 / yearFunctional Responsibilities: Responsibilities include, but are not limited to, the following: Performing engineering assignments (production, maintenance, process, capital projects, etc.) involving the application of established instrumentation and process control technology and principles and often requiring coordination with other engineering and functional competencies to provide economical and expedient task implementation. Each individuals pay is based on a variety of factors, including their role and the associated pay range for that role, their geographic location (i.e., country, state, metropolitan area), as well as their skills, experience, education and certifications, and performance.
ThompsonFirstGroupNewControls Technician ThompsonFirstGroupControls TechnicianMorrisville, PATroubleshoot and repair automation and control system components including PLCs, HMIs, sensors, transmitters, control valves, and Variable Frequency Drives (VFDs). Ability to work safely in an industrial manufacturing environment that includes exposure to moving equipment, high temperatures, noise, and confined spaces.
Comar, LLCProduction Operator I - 2nd Shift Comar, LLCProduction Operator I - 2nd ShiftBuena, NJPart timeIdentify problems relating to Food Safety and the Quality of the raw material, processes, quality system, or safety system, by performing Production/Quality Checks as assigned. Additional Responsibilities & Skills for our SQF Certified Sites: Have a basic understanding of the cGMPs and Good Hygiene Personnel Practices.
Comar, LLCProduction Operator I - 7pm-7am Comar, LLCProduction Operator I - 7pm-7amBuena, NJPart timeIdentify problems relating to Food Safety and the Quality of the raw material, processes, quality system, or safety system, by performing Production/Quality Checks as assigned. Additional Responsibilities & Skills for our SQF Certified Sites: Have a basic understanding of the cGMPs and Good Hygiene Personnel Practices.
Comar, LLCProduction Operator I - 3rd Shift Comar, LLCProduction Operator I - 3rd ShiftBuena, NJPart timeIdentify problems relating to Food Safety and the Quality of the raw material, processes, quality system, or safety system, by performing Production/Quality Checks as assigned. Additional Responsibilities & Skills for our SQF Certified Sites: Have a basic understanding of the cGMPs and Good Hygiene Personnel Practices.
I.Rice & CompanyControls & Automation Technician I.Rice & CompanyControls & Automation TechnicianPhiladelphia, PAThe Controls and Automation Technician will manage installation, programming, and maintenance of automation equipment throughout the plant, as well as support daily operations of the Maintenance Team. - Clearly demonstrates experience or affinity with programming, configuring, and deploying PLCs, VFDs, Industrial Control Systems and production-line process control.
Sibanye-StillwaterMilling Operator (PM Shift) - Mechanical Reduction Department Sibanye-StillwaterMilling Operator (PM Shift) - Mechanical Reduction DepartmentFairless Hills, PAFull timePrevious experience in machine operation, milling, recycling, construction, cement mixing, ceramics, or similar industrial environments strongly preferred. If you are looking for an opportunity to grow within a fast-paced industrial environment while supporting responsible recycling and refining operations, this role offers the opportunity to make a meaningful impact.
Sibanye-StillwaterMilling Operator - Mechanical Reduction Department Sibanye-StillwaterMilling Operator - Mechanical Reduction DepartmentFairless HillsFull timePrevious experience in machine operation, milling, recycling, construction, cement mixing, ceramics, or similar industrial environments strongly preferred. If you are looking for an opportunity to grow within a fast-paced industrial environment while supporting responsible recycling and refining operations, this role offers the opportunity to make a meaningful impact.
EquiliemMachine Operator EquiliemMachine OperatorWilmington, DE$21–$22 / hourThe Machine Operator is responsible for operating, monitoring, and maintaining production machinery used in the fabrication and processing of steel components. Essential Duties and Responsibilities Set up, operate, and monitor machinery used in steel fabrication or processing.
MindlanceSECURITY OPERATIONS CENTER OPERATOR MindlanceSECURITY OPERATIONS CENTER OPERATORKENNETT SQUARE, PAPerforms core functions of the Constellation Security Operations Center (SOC); monitor and remediate intrusion alarms, dispatch law enforcement /first responders to security incidents, answer and prioritize incoming emergency and routine security event calls, log personnel into substations, log and manage status of site intrusion systems. Core Technical: Demonstrated proficiency on the following systems: CCure 9000E, ExacqVision, Andover Continuum, Pelco Control Point, Compass, DMP, D3, JIRA, PassagePoint, Constellation Alert, Microsoft Office Suite, and any other systems used by CSOC at the time of application.
Germantown Tool & ManufacturingPress/Machine Operator Germantown Tool & ManufacturingPress/Machine OperatorBryn Athyn, PASetting up the Press: Preparing the machine for production runs by loading materials, adjusting dies, and setting parameters. Relevant Experience: Previous experience operating stamping presses or related machinery is often preferred.
U.S. Department of Veterans AffairsBoiler Plant Operator U.S. Department of Veterans AffairsBoiler Plant Operatorwilmington, DEOverviewHelpAccepting applicationsOpen & closing dates 10282025 to 09302026 Salary25.97 to - 30.29 per hour Pay scale & gradeWG 9Location1 vacancy in the following location Montgomery AL Remote jobNoTelework eligibleNoTravel RequiredNot requiredRelocation expenses reimbursedNo Appointment typePermanentWork scheduleFull-timeServiceCompetitivePromotion potentialNone Job family Series 5402 Boiler Plant Operating Supervisory statusNoSecurity clearanceNot RequiredDrug testNoPosition sensitivity and riskNon-sensitive NSLow RiskTrust determination processSuitabilityFitnessFinancial disclosureNoBargaining unit statusNoAnnouncement numberOCA-FY26-FWS-12825113-SHControl number849004500This job is open toHelpThe public U.S. Citizens Nationals or those who owe allegiance to the U.S. Clarification from the agencyALL US CITIZENSDIRECT HIRE AUTHORITY This position is being filled using Direct-Hire Authority 5 CFR 337.201 for this occupation. OverviewHelpAccepting applicationsOpen & closing dates 10282025 to 09302026 Salary25.97 to - 30.29 per hour Pay scale & gradeWG 9Location1 vacancy in the following location Montgomery AL Remote jobNoTelework eligibleNoTravel RequiredNot requiredRelocation expenses reimbursedNo Appointment typePermanentWork scheduleFull-timeServiceCompetitivePromotion potentialNone Job family Series 5402 Boiler Plant Operating Supervisory statusNoSecurity clearanceNot RequiredDrug testNoPosition sensitivity and riskNon-sensitive NSLow RiskTrust determination processSuitabilityFitnessFinancial disclosureNoBargaining unit statusNoAnnouncement numberOCA-FY26-FWS-12825113-SHControl number849004500 Previous resultNext result Your session is about to expire Your USAJOBS session will expire due to inactivity in 8 minutes.
MindlanceNewManufacturing - Process Operator I MindlanceManufacturing - Process Operator IMalvern, PAPersonal protective equipment, including gloves, a respirator hood, safety glasses, safety shoes and other Personal Protective Equipment is provided and is required to be worn in designated areas. o Participate in shift change meetings, site/team meetings, sending/receiving emails, offering suggestions for improvements, and participating in projects.
ChobaniNewMachine Operator ChobaniMachine OperatorPhiladelphia, PAFollowing the 2023 acquisition of La Colombe, a leading coffee roaster with a shared commitment to quality, craftmanship and impact, the Company began selling cold-pressed espresso and lattes on tap at cafes nationwide, as well as Ready to Drink (RTD) coffee beverages at retail. In support of this mission, Chobani is a purpose-driven, people-first, food-and-wellness-focused company, and has been since its founding in 2005 byHamdi Ulukaya, an immigrant to the U.S. The Company manufactures yogurt, oat milk, and creamers - Chobani yogurt is America's No.1 yogurt brand, made with natural ingredients without artificial preservatives.
Synerfac Technical StaffingCold Forming Operator Synerfac Technical StaffingCold Forming OperatorDanboro, PAResponsibilities: * Set up and operated automatic cold former machines using setup sheets, tooling charts, blueprints, and machine manuals to manufacture parts to print while utilizing upsetting, extrusion, and piercing processes. * Inspected and verified part quality using precision measuring equipment, SPC charts, control plans, and two-pan inspection procedures while maintaining product traceability and controlling non-conforming material.
Synerfac Technical StaffingUnit Operator Synerfac Technical StaffingUnit OperatorLawrenceville, NJAs an Unit Operator you will be a key member of the operations team responsible for overseeing the safe and efficient operation of processing units within the facility. Key Responsibilities: - Lead and coordinate the operation of assigned processing units, including distillation columns, reactors, separators, and other equipment.
Synerfac Technical StaffingMachine Operator Synerfac Technical StaffingMachine OperatorDanboro, PAThese positions will provide training and our open to mechanically inclined candidates who are open to learning new skills: Responsibilities: *With direction and assistance from the trainer, mentor or set-up person, sets-up and operates cold heading and thread rolling machines. *With assistance troubleshoots machine malfunctions, replaces worn and broken tooling, and makes all machine adjustments necessary to produce parts within specified tolerances.
Innvoke, LLCCNC Operator - Commercial Print Innvoke, LLCCNC Operator - Commercial PrintConshohocken, Pennsylvania$22–$25Innvoke, LLC is seeking an experienced Computer Numerically Controlled (CNC) Operator, a Kongsberg expert with experience working with plastics and more, to join our commercial print team. Our CNC operators create custom, unique, and amazing point-of-purchase, museum, university, retail, and gallery displays and dimensional pieces for a variety of clients in multiple industries.
Crossfire Consulting CorporationSECURITY OPERATIONS CENTER OPERATOR Crossfire Consulting CorporationSECURITY OPERATIONS CENTER OPERATORKENNETT SQUARE, PAPerforms core functions of the Client Security Operations Center (SOC); monitors and remediates intrusion alarms, dispatches law enforcement/first responders to security incidents, answers and prioritizes incoming emergency and routine security event calls, logs personnel into substations, and manages the status of site intrusion systems. Supports the CSOC in achieving its core mission of protecting Client s critical infrastructure, assets, and personnel through continuous (24/7) monitoring of physical security systems, including intrusion detection, access control, and security communications.
SpotlockSenior Instrument Operator / Assistant Party Chief SpotlockSenior Instrument Operator / Assistant Party ChiefNewtown, PAThis role is ideal for an experienced Instrument Operator or junior Party Chief who enjoys being in the field, wants increased responsibility, and values working as part of a tight-knit, construction-focused team. If you are an experienced Instrument Operator looking for more responsibility, autonomy, and a long-term home within an employee-owned construction firm, this role offers stability, growth, and challenging field work.