RefrescoNewMachine Operator US, 2nd Shift RefrescoMachine Operator US, 2nd ShiftTampa, FLAdhere to all health and safety policies/procedures, Good Manufacturing Practices (GMPs) and wear the required personal protective equipment (PPE) while in the warehouse or production areas (including but not limited to hairnets/beard nets, safety glasses, hearing protection, hard toe and slip/oil resistant shoes, appropriate safety gloves, and seatbelts while operating forklifts). Communication Skills – Effective verbal and written communication with team members and supervisors, reporting issues accurately, and collaborating to ensure smooth workflow.
City of Tampa, FLWTE Plant Operator I City of Tampa, FLWTE Plant Operator Itampa, FLKnowledge of mechanical skills sufficient to perform such routine tasks as openingvessel and equipment access doors placing and removing furnace accessequipment overhead protection and staging operating power tools andperforming minor mechanical repairs to plant equipment or structures basicsafety practices mathematicssufficient to complete required job functions.ÂAbility to establish and maintain effective working relationships communicate clearlyand concisely apply intermediate computer skills Microsoft Office and CMMS.Minimum QualificationsGraduation from anaccredited high school or equivalent with two 2 years of solid wastecombustion facility experience or related occupations such as design start-upor maintenance of steam turbines boilers or related machinery which supplypower or heating service to an industrial maritime or commercial process orfacility or an equivalent combination of training and experience. Examples of DutiesAssists the PlantOperator in the daily operation of theplant in the field investigates changes in instrument readings and equipmentoperation notifies Plant Operator andor Shift Supervisor of operational inconsistenciesor other concerns may relieve the Plant Operator of control room operations incompliance with any licensing guidelines where applicable.
US Water Services CorporationNewWater Treatment Plant Operator (Desalination Plant) US Water Services CorporationWater Treatment Plant Operator (Desalination Plant)Gibsonton, FLUnder supervision, Inspect and/or repair disinfection equipment, booster pumping stations, read meters and check lift stations at frequent intervals to ensure that all aspects of the systems are functioning properly. Under close supervision performs a variety of semi-skilled maintenance work, and operate a variety of equipment in the operation, repair, maintenance of water, belt press and lift station facilities.
US Water Services CorporationWater Treatment Plant Operator US Water Services CorporationWater Treatment Plant OperatorTampa, FLC) Ability to interpret specific chemical and biological analyses; Ability to guide, direct and motivate employees; Ability to organize and supervise the activities of various crews performing construction and maintenance work; Ability to communicate effectively, verbally and in writing; Ability to establish and maintain effective working relationships with employees, other departments and the public. Necessary Knowledge, Skills, and Abilities:(A) Thorough knowledge of equipment, facilities, materials, methods and procedures used in water collection and treatment systems; Considerable knowledge of water pipe installation, connection, and repair; Considerable knowledge of water treatment plant operation and maintenance.
US Water Services CorporationWastewater Treatment Plant Operator US Water Services CorporationWastewater Treatment Plant OperatorNew Port Richey, FLOperates plant equipment such as aerators, filters, pumps, lift stations, instrumentation, motors, chemical feed systems, blowers, mixers, generators, lighting, chlorinators, comminutors, bar screens, flow splitter boxes, storage tanks, meters, air compressors, air distribution systems, timers, controls, sludge dewatering equipment, valves, contact chambers, wells, surge tanks, and other similarly related plant components and equipment. Calculate, maintain and record plant hydraulic and organic loading rates to include but not limited to waste sludge rates, surge loading rates, influent and effluent flow rates when applicable, tank transfer rates, and any other hydraulic loading rate within the control of the plant operator to maintain compliance with plant operating permit.
City of ZephyrhillsChief Wastewater Plant Operator City of ZephyrhillsChief Wastewater Plant OperatorZephyrhills, Florida$58,832.25–$82,365.15Thorough knowledge of the operating principles, practices, and maintenance requirements of a wastewater treatment plant and the mechanical, electrical, chemical, instrumentation/control, and computer equipment therein. State of Florida Department of Environmental Protection Wastewater Treatment Plant Operator Class “B” or higher license, or obtain within six (6) months of employment.
H. Lee Moffitt Cancer Center & Research Institute IncPLANT OPERATOR II H. Lee Moffitt Cancer Center & Research Institute IncPLANT OPERATOR IITampa, FLHigh School Diploma • Valid Florida Drivers License • Eight years of experience as a ChillerBoiler Service Related Technician is required • Ability to work various work shifts and/or weekends as needed • Ability to travel between other Moffitt Cancer Center facilities • Evidence of a good driving record and maintain a good record per Moffitt policy • Preferred: • Three years of hospital maintenance experience • One year of high-rise Mechanical and/or Utilities systems experience • Stationary Engineers License is preferred. For this reason, Moffitt has been recognized on the 2023 Forbes list of Americas Best Large Employers and Americas Best Employers for Women, Computerworld magazines list of 100 Best Places to Work in Information Technology, DiversityInc Top Hospitals & Health Systems, and continually named one of the Tampa Bay Times Top Workplace.
US Water Services CorporationWater/Wastewater Treatment Plant Operator US Water Services CorporationWater/Wastewater Treatment Plant OperatorNew Port Richey, FLThe Water/Wastewater Operator operates and maintains water treatment Facilities at one or more plants, processing, and testing equipment in a water treatment facility to purify water to meet permit and operational requirements. S/he monitors flow meters, gauges, flow ratios, pressures and related controls through instrument panels and programmable logic control units in assigned area.
Pinellas County SchoolsNewPlant Operator Pinellas County SchoolsPlant OperatorSt. Petersburg, FLCandidates may be screened by position, required documents, and or specific needs of the job. Contact Person''s Email bartlettca@pcsb.org.
Veolia | Water TechNewSenior Traveling Wastewater Plant Operator & Trainer Veolia | Water TechSenior Traveling Wastewater Plant Operator & TrainerTampa, FL$28–$35 / hourThis role involves the operation and maintenance of wastewater plants nationwide, ensuring compliance, conducting lab analyses, and training local operators. A leading environmental services provider is seeking a Senior Wastewater Operations Traveling Technician in Tampa, FL.
Cirkul, IncWater Plant Operator Cirkul, IncWater Plant OperatorTampa, FLIt's a new way to hydrate—so much so that 96% of customers say they drink more water with Cirkul!* With over 150 flavor options available without sugar or calories, Cirkul provides customers with a fully customizable, reusable water bottle and cartridge system. Working at the intersection of quality, operations, and food safety, the Water Quality Technician helps ensure every bottle starts with perfectly balanced, high-quality water.
US Water Services CorporationWater& Wastewater Treatment Plant US Water Services CorporationWater& Wastewater Treatment PlantTampa, FLThe Water/Wastewater Operator operates and maintains water treatment Facilities at one or more plants, processing, and testing equipment in a water treatment facility to purify water to meet permit and operational requirements. S/he monitors flow meters, gauges, flow ratios, pressures and related controls through instrument panels and programmable logic control units in assigned area.
AMAT SoutheastPlant Mechanic AMAT SoutheastPlant MechanicOdessa, FLPreferred Materials - Concrete Division, part of CRH South Division, is a leading supplier of ready mix concrete, concrete block, rebar and building materials in the state of Florida, providing the highest product quality and service in the construction industry. With headquarters in Tampa, Florida, and operations in five key Florida markets, Preferred Materials provides municipalities, developers, architects, engineers, contractors, builders and suppliers a wide variety of construction materials and products.
The Joint ChiropracticChiropractor - Plant City, FL The Joint ChiropracticChiropractor - Plant City, FLPlant City, FLFull timeRanked number one on Forbes’ 2022 America's Best Small Companies list, number three on Fortune’s 100 Fastest-Growing Companies list and consistently named to Franchise Times “Top 400+ Franchises” and Entrepreneur’s “Franchise 500®” lists, The Joint Chiropractic is an innovative force, where healthcare meets retail. In Arkansas, California, Colorado, District of Columbia, Florida, Illinois, Kansas, Kentucky, Maryland, Michigan, Minnesota, New Jersey, New York, North Carolina, Oregon, Pennsylvania, Rhode Island, South Dakota, Tennessee, Washington, West Virginia and Wyoming, The Joint Corp.
Quikrete – CementUtility Operator Quikrete – CementUtility OperatorTAMPA, FLEnsure that all risk assessments, work place inspections, vehicle inspections and equipment inspections are completed each shift or when conditions change. Our dedication to continual improvement and hands-on training ensures you are ready for the many new experiences and challenges that you will face.
The Joint CorpChiropractor - Plant City, FL The Joint CorpChiropractor - Plant City, FLFLRanked number one on Forbes' 2022 America's Best Small Companies list, number three on Fortune's 100 Fastest-Growing Companies list and consistently named to Franchise Times "Top 400+ Franchises" and Entrepreneur's "Franchise 500" lists, The Joint Chiropractic is an innovative force, where healthcare meets retail. In Arkansas, California, Colorado, District of Columbia, Florida, Illinois, Kansas, Kentucky, Maryland, Michigan, Minnesota, New Jersey, New York, North Carolina, Oregon, Pennsylvania, Rhode Island, South Dakota, Tennessee, Washington, West Virginia and Wyoming, The Joint Corp.
Garney ConstructionPipelayer- Plant Garney ConstructionPipelayer- PlantTampa, FLMust be willing to complete certifications provided by Garney, this includes "Rigging and Signaling Certification", "Confined Space Training Certification", and OSHA 10 hour. This includes, but not limited to, metallic and plastic pipe, ductile iron pipe, steel pipe, and concrete pipe for water, sewer, and drain work.
AAA USAMachinist Operator AAA USAMachinist OperatorTampa, Florida$40–$52About AAA USA:AAA USA is an in-situ manufacturing company that offers specialized subcontracting and technical assistance services related to industrialization, production and supplier monitoring processes in the Aerospace and Transportation sector. Measure and visually inspect completed components in process to detect defects and ensure conformance to specifications using precision instruments based on drawing or work instruction requirements.
TremronMachine Operator TremronMachine OperatorLakeland, FLAs a Machine Operator with Tremron you are responsible for: Safe Operation and Maintenance of a Sophisticated, Computerized, Manufacturing Machine . A Working Knowledge of Electrical, Hydraulic, Power, Transmission, Pneumatic, and Control Systems.
Hubbard Construction CoAsphalt Paving Machine Operator Hubbard Construction CoAsphalt Paving Machine Operatortampa, FLThe scope of Hubbard''s work includes complex highway projects, site development, paving, utility and drainage systems, surveying, RAP and hot mix sales, and state-of-the-art bridge building. Maintain constant alertness to the multiple concurrent activities of the construction site, including the activities of other employees and contractors, the operation of stationary equipment, and the movement of mobile equipment.
MasTec CivilCrane Operator MasTec CivilCrane OperatorTampa, FloridaOperates under Lift Director supervision and works with crews on various types of cranes: All Terrain, Rough Terrain, Mobile Crawlers, Hydraulic Cranes, and Boom Trucks; associated with the heavy/civil, roadway and bridge construction industry that includes, but not limited to; pile driving, beam erection, demolition, concrete construction, steel erection, and/or other heavy construction lifting activities. Must be able to inspect and be responsible for correct selection of rated rigging (slings, cables, straps, blocks, hooks, shackles, etc.) and the crane appurtenances prior to lifting operations with assurances that all lifts are within load limits of equipment and correctly rigged.
ON GRID INFRASTRUCTURE SERVICES LLCBoiler Operator - Tampa FL ON GRID INFRASTRUCTURE SERVICES LLCBoiler Operator - Tampa FLTampa, FLThis position will require the candidate to gain full knowledge of the Steam Operations including preventative maintenance, maintenance and process operations. Performing field operations including but not limited to checklists, instrument readings, and any quality related issues.
MasTec IncCrane Operator MasTec IncCrane OperatorTampa, FLResponsibilities ESSENTIAL JOB FUNCTIONS: Operates under Lift Director supervision and works with crews on various types of cranes: All Terrain, Rough Terrain, Mobile Crawlers, Hydraulic Cranes, and Boom Trucks; associated with the heavy/civil, roadway and bridge construction industry that includes, but not limited to; pile driving, beam erection, demolition, concrete construction, steel erection, and/or other heavy construction lifting activities. Company Overview Founded in 1987, MasTec Civil (formerly known as Condotte America), a MasTec Company, is a heavy highway contractor specializing in the construction of complex transportation projects that include roadway, bridges, interchanges, mass transit, and tolling facilities.
Hubbard ConstructionNewMotor Grader Operator Hubbard ConstructionMotor Grader OperatorClearwater, FLHubbard Construction Company - Northeast Paving - Sunmount Paving - Virginia Paving Company, are hereby referred to as Vinci Construction USAAccessibility: If you need an accommodation as part of the employment process please contact Human Resources atBlythe Construction, Inc. Phone: 704-375-8474Hubbard Construction Company: Phone: 407-645-5500Eurovia Atlantic Coast, LLC:Phone: 704-375-8474 . The scope of Hubbard's work includes complex highway projects, site development, paving, utility and drainage systems, surveying, RAP and hot mixsales, and state-of-the-art bridge building.
MolexStrip Plating Operator MolexStrip Plating OperatorSt. Petersburg, FLFull timeActively support and/or participate in 5S, EHS, Quality, and GLSS programs by following all approved practices and procedures, performing clean-up activities, and identify/recommend improvements to Management. We provide essential resources and support to build and maintain physical, financial, and emotional strength - focusing on overall wellbeing so you can focus on what matters most.
LidWorksOperator I LidWorksOperator IPlant City, Florida$18–$20This role is responsible for monitoring product quality, assisting with line startups and shutdowns, and providing troubleshooting support to manufacturing, engineering, and maintenance teams. About LidWorks:For over 40 years, LidWorks has been committed to designing and manufacturing some of the most reliable and specialized custom-branded food and beverage cup lids in the industry.
ICP GroupChemical Operator ICP GroupChemical OperatorTampa, FLFull timeFounded in 2015 and supported by a lean corporate team, ICP Group has scaled rapidly through organic and acquisition growth into one of the largest coatings, adhesives, and sealants companies in North America. Innovative Chemical Products Group (ICP Group) is a leading formulator and manufacturer of specialty coatings, adhesives, and sealants serving the construction and industrial end markets.
Best BlockEquipment Operator Best BlockEquipment OperatorTampa, FLAs an Equipment Operator with Best Block, you are responsible for: Safe Operation and Maintenance of a Sophisticated, Computerized, Manufacturing Machine. A Working Knowledge of Electrical, Hydraulic, Power, Transmission, Pneumatic, and Control Systems.
Partners Personnel Management Services LLCMachine Operator Partners Personnel Management Services LLCMachine Operatortampa, FLThe Machine Operator will operate blow-mold, grinders, trimmer machines and conveyor systems. While performing the duties of this job, the employee is regularly required to stand; walk; use hands to finger, handle, or feel; and.
McShea ContractingLaborer/Operator (QR CODE NEW, DO NOT DELETE) McShea ContractingLaborer/Operator (QR CODE NEW, DO NOT DELETE)Plant City, FL$17–$19 / hourIn our Laborer/Operator positions, the following duties will be performed: DUTIES: With training and oversight provided, you will performing all duties related to the pavement marking process Including but not limited to driving and operating of Thermoplastic Trucks, Paint Trucks, TMA Trucks, and other Pavement Marking equipment. Effectively Operate the following Vehicles/Equipment: hand machines, fork lift, hand grinder, 3M hand-tape machine, 3M adhesive applicator and hand-roller tamper cart.
Custom Building ProductsMachine Operator, 1st shift Custom Building ProductsMachine Operator, 1st shiftPlant City, FLCustom Building Products is committed to maintaining a leadership position as an innovative, dynamic organization dedicated to providing quality products and services meeting and exceeding customers' expectations. The ideal candidate will have a strong understanding of production processes and machinery, with the ability to manage production schedules to ensure accuracy and optimize overall performance.
Prince Contracting, LLCExcavator Operator Prince Contracting, LLCExcavator OperatorSaint Petersburg, FLPart timeMaintains constant awareness of the jobsite’s various concurrent activities, including the activities of the other employees and contractors, the operation of stationary equipment, and the movement of mobile equipment. Start engines, move throttles, switches, or levers, or depress pedals to operate machines, such as bulldozers, trench excavators, road graders, or backhoes.
Labor Solutions, Inc.Machine Operator Labor Solutions, Inc.Machine OperatorPlant City, Florida$16–$20We pride ourselves in suitably matching individuals with jobs that provide you with the best opportunities available in our market area, whether you are seeking permanent employment (temp-to-perm), or prefer a full-time temporary or part-time temporary position. Safety & Maintenance: Perform routine maintenance on machines, follow strict safety procedures (including OSHA compliance), and maintain a clean work area.
Asplundh Tree ExpertBucket Operator Asplundh Tree ExpertBucket OperatorTampa, FLFull timeFREQUENT (up to 66%): Carrying, Pulling, Balancing, body-twisting, Hearing/Speech Range, Lifting, Lifting up to 10 lbs., Manual Dexterity, Speaking Clearly, Walking. Notice to Agencies: We only accept resumes from recruiters, employment agencies, or staffing services if a Service Agreement has been signed and we have requested recruitment/staffing services for the specific position.
ALL Crane Rental of Florida, LLCCrane Operator - Certified Crawler LBC ALL Crane Rental of Florida, LLCCrane Operator - Certified Crawler LBCTampa, FLPart timeThe ALL Family of Companies is the largest privately-owned crane rental and sales enterprise in North America, with 29 strategically located branches operating under the ALL, Central, Dawes, and Jeffers names – including specialized divisions for aerial lifts, boom trucks (ALT Sales), and parts. Since 1964, the ALL Family has been a leader in the lift industry – with market strengths that include commercial construction, roads & bridges, power generation, plants & processing, facility maintenance, and more.
ALL Crane Rental of Florida, LLCCrane Operator - Certified Mobile w/CDL ALL Crane Rental of Florida, LLCCrane Operator - Certified Mobile w/CDLTampa, FLPart timeThe ALL Family of Companies is the largest privately-owned crane rental and sales enterprise in North America, with 29 strategically located branches operating under the ALL, Central, Dawes, and Jeffers names – including specialized divisions for aerial lifts, boom trucks (ALT Sales), and parts. Since 1964, the ALL Family has been a leader in the lift industry – with market strengths that include commercial construction, roads & bridges, power generation, plants & processing, facility maintenance, and more.
CRH AmericasMachine Operator (Night Shift) CRH AmericasMachine Operator (Night Shift)Zephyrhills, FLAward-winning brands include Belgard® hardscape, Echelon® Masonry, MoistureShield® composite decking, RDI® railing, Catalyst™ Fence Solutions, Sakrete® packaged concrete, Amerimix® mortar, Pebble Technology International® pool finishes, Lawn & Garden mulches and landscape features, and Techniseal® sands and sealant technologies. The manufacturer’s portfolio of premier building products inspires endless possibilities while providing enduring outdoor spaces where people can connect, reflect and recharge.
CRH AmericasMachine Operator CRH AmericasMachine OperatorTampa, FLAward-winning brands include Belgard® hardscape, Echelon® Masonry, MoistureShield® composite decking, RDI® railing, Catalyst™ Fence Solutions, Sakrete® packaged concrete, Amerimix® mortar, Pebble Technology International® pool finishes, Lawn & Garden mulches and landscape features, and Techniseal® sands and sealant technologies. The manufacturer’s portfolio of premier building products inspires endless possibilities while providing enduring outdoor spaces where people can connect, reflect and recharge.
APG SouthMachine Operator APG SouthMachine OperatorZephyrhills, FLOur portfolio of brands includes Oldcastle APG, Oldcastle Infrastructure, Belgard® hardscape, Echelon® Masonry, RDI® railing, Catalyst™ Fence Solutions, Sakrete® packaged concrete, Amerimix® mortar, Pebble Technology International® pool finishes, and Techniseal® sands and sealant technologies. We're a trusted and strategic partner to engineers, contractors, distributors, specifiers, retailers, and homeowners alike as the manufacturer of precast concrete, polymer concrete, and plastic infrastructure products.
Refresco GroupNewForklift Operator US, 2nd Shift Refresco GroupForklift Operator US, 2nd ShiftTampa, FLShift: 2nd Shift (2:00 PM - 10:30 PM)Essential Job Functions:* Adhere to all health and safety policies/procedures, Good Manufacturing Practices (GMPs) and adhere to the required personal protective equipment (PPE) while in the warehouse or production areas (including but not limited to hairnets/beard nets, safety glasses, hearing protection, hard toe and slip/oil resistant shoes, appropriate safety gloves, and seatbelts while operating forklifts).* Load/unload trucks and perform all other warehouse functions within SAP using the forklift VMU.* Ability to operate powered industrial trucks (PIT's) in a high paced environment and be in-house forklift certified.*
Titan SALoader Operator Titan SALoader Operatortampa, FLMust have demonstrated the ability to be coachable by Plant Supervisor and Area Supervisor.• Must be physically capable of performing strenuous manual labor including: bending, lifting, climbing at heights of 60-80 feet, walking on catwalks, stretching, driving/steering, sitting, twisting, vibration, and riding & walking on rough terrain. We offer our employees competitive wages, career growth, excellent benefits including health, dental & vision plans, Life Insurance, Short-Term Disability Insurance, vacation, paid holidays, Identity Theft Protection, legal assistance plans, employee assistance program and retirement plan options.
Titan AmericaLoader Operator Titan AmericaLoader OperatorTampa, FloridaMust be physically capable of performing strenuous manual labor including: bending, lifting, climbing at heights of 60-80 feet, walking on catwalks, stretching, driving/steering, sitting, twisting, vibration, and riding & walking on rough terrain. We offer our employees competitive wages, career growth, excellent benefits including health, dental & vision plans, Life Insurance, Short-Term Disability Insurance, vacation, paid holidays, Identity Theft Protection, legal assistance plans, employee assistance program and retirement plan options.
Waste ProTransfer Station Equipment Operator in Central Pinellas Waste ProTransfer Station Equipment Operator in Central PinellasClearwater, FLThe Transfer Station Equipment Operator is responsible for the safe operation of heavy equipment at a transfer station for the purpose of transferring, spreading, covering, loading and compacting waste. Employees in this job classification are responsible for keeping up to date on current technology, as job appropriate, being used by Waste Pro USA.
Waste ProTransfer Station Equipment Operator in Tampa Waste ProTransfer Station Equipment Operator in TampaTampa, FLThe Transfer Station Equipment Operator is responsible for the safe operation of heavy equipment at a transfer station for the purpose of transferring, spreading, covering, loading and compacting waste. Employees in this job classification are responsible for keeping up to date on current technology, as job appropriate, being used by Waste Pro USA.
InvitedEquipment Operator InvitedEquipment OperatorClearwater, FLConstruction tools (shovels, axes, sledgehammers, etc.) • Gardening tools (pruners, rakes, hedge shears, trimmers, etc.) • Blowers • Grass Mowers • Tractors • Mechanical tools (wrench, drill, screwdriver, etc.). Our Clubs offer first-class amenities, including championship golf courses, modern workspaces, handcrafted cuisine, resort-style pools, state-of-the-art racquet facilities, fitness centers, and much more.
Continental Construction Company IncCrane Operator Continental Construction Company IncCrane OperatorTampa, FLJob Summary: Must be able to drive and operate cranes of various sizes and types (lattice boom, crawler, hydraulic, rough terrain, friction, etc) with proficiency and accuracy under varying working conditions in order to lift and set equipment, material, tools, and supplies as well as drive piles. • Operate lattice boom friction crawler cranes, hydraulic cranes, and rough terrain cranes for the purpose of hoisting and setting equipment, tools, and supplies.
The Davey Tree Expert CompanyJarraff Operator (Dade City, FL, US, 33523) The Davey Tree Expert CompanyJarraff Operator (Dade City, FL, US, 33523)Dade City, FLDavey has a unique culture that focuses on the open exchanging of ideas, community partnership, a commitment to safety, and delivering unrivaled client service while acting as industry leaders in horticultural and environmental services. Prefer a minimum of two (2) years mobile equipment operating experience and training which provides the necessary operations skills, knowledge and abilities is required.
CRH AmericasLoader Operator CRH AmericasLoader OperatorOdessa, FLPreferred Materials - Concrete Division, part of CRH South Division, is a leading supplier of ready mix concrete, concrete block, rebar and building materials in the state of Florida, providing the highest product quality and service in the construction industry. With headquarters in Tampa, Florida, and operations in five key Florida markets, Preferred Materials provides municipalities, developers, architects, engineers, contractors, builders and suppliers a wide variety of construction materials and products.
Prince Contracting, LLCLoader Operator Prince Contracting, LLCLoader OperatorDade City, FLPart timeContinuous mental and visual attention required to complete tasks in efficient manner involving repetitive or diversified work requiring alertness of activity; Working conditions will consist of exposure to grease, noise, dust, and dirt of the construction project. Maintain constant awareness of the jobsite’s various concurrent activities, including the activities of other employees and contractors, the operation of stationary equipment, and the movement of mobile equipment.