NewDC Maintenance Manager BJ's Wholesale ClubDC Maintenance ManagerOrlando, FL$75,500–$75,500Responsible for the daily maintenance operations and general appearance of the entire distribution center including:Selecting, maintaining, and managing operational budget expenses and controls for all material handling devices, power equipment, operational and building support devices, as well as special projects assigned by the DC Facilities and Maintenance Manager. Free BJ’s Memberships: Enjoy a complimentary The Club Card Membership, plus a free Supplemental Membership for someone in your household.*.
NewMEP Manager JobotMEP ManagerSanford, FL$100,000–$175,000 / yearOur robust offering—which includes strategy, operational improvements, construction, and engineering—enables us to create one-of-a-kind solutions at the highest levels of customization, delivering precision and partnership to some of the world’s most sophisticated organizations. 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.
NewMaintenance Manager Mauser Packaging SolutionsMaintenance ManagerZellwood, FLOversees, plans and issues work orders to appropriate shift team members for the implementation of equipment modifications as well as preventative and any corrective maintenance. At Mauser Packaging Solutions, you can be proud to work for a company that’s always striving to innovate and serve customers better—and help them be better stewards of the environment.
NewUtilities Project Manager JobotUtilities Project ManagerDeBary, FL$90,000–$110,000 / yearOur commitment to excellence, positive attitude, and extensive experience set us apart as a leading provider of surveying, mapping, and geospatial services in Florida and the Southern U.S. Join us and be part of a dynamic team shaping the future of our industry. 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.
NewProperty Accounting Manager (Hybrid) JobotProperty Accounting Manager (Hybrid)Orlando, FL$85,000–$100,000 / 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. The ideal candidate will have a strong background in real estate accounting, property accounting, multi-family, and ability to work with large ERP software such as Yardi, MRI, Real Page, TOPS, and Entrata.
NewQuality Manager JobotQuality ManagerSanford, FL$110,000–$120,000 / 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. We are seeking a detail-oriented and proactive Quality Manager to lead and oversee all quality assurance and food safety programs within our manufacturing operations.
NewSolar Project Manager - Community Solar (REMOTE) JobotSolar Project Manager - Community Solar (REMOTE)Orlando, FLRemote$90,000–$150,000 / yearWith us, you’ll join a collaborative, mission-driven team working to deliver impactful solar solutions across the U.S. We operate in a hybrid and remote-friendly environment, with this role primarily remote for candidates based in the Mountain or Pacific time zones along with minimal travel (once/month to job sites(. We are a national renewable energy provider that develops, finances, builds, and manages DG solar and energy storage projects that make clean energy accessible and affordable for businesses, communities, and organizations.
Associate National Account Manager Swisher International, Inc.Associate National Account ManagerOrlando, FLBuild and maintain strong working relationships with 7-Eleven Field Operations Advisors (FOAs) and field leadership teams to support executional alignment and account objectives. The Associate assists in customer engagement, internal alignment, and day-to-day account operations to help drive volume, revenue, and overall account performance.
NewAssistant Branch Manager Insight Credit UnionAssistant Branch ManagerClermont, FLFull timeThe Assistant Branch Manager directs and coordinates the activities of personnel in a branch, assisting the Branch Manager in ensuring the branch meets organizational, financial, operational, service and growth plans. Services members and assists with account related questions and answers about products, services, and consumer loans; research/resolves problems within their authority.
NewEnvironmental Project Manager – Florida Petroleum Restoration Program (PRP) PPM Consultants, IncEnvironmental Project Manager – Florida Petroleum Restoration Program (PRP)Altamonte Springs, FLThe successful candidate will oversee environmental projects from initiation through closure while coordinating technical teams, subcontractors, regulatory agencies, and clients to ensure projects are completed safely, efficiently, on schedule, and within budget. This role is ideal for an environmental professional who thrives in a fast-paced consulting environment and brings strong technical expertise in petroleum site assessment, remediation, regulatory compliance, and client management.
Service Manager Sunstate EquipmentService ManagerOrlando, FLPlus, with benefits like Baby Bonding, My Holiday vacation time, and discounts on everything from movie tickets to cell phone bills, we're constantly evolving our resources to provide our people with tools to make their lives easier! We are working hard to challenge the typical ways of business and develop an environment where our employees feel safe, comfortable, and look forward to coming to work.
NewSr. Manager Salesforce Engineering Marriott Vacations WorldwideSr. Manager Salesforce EngineeringOrlando, FLAdditional Certifications such as Salesforce Service Coud Consultant, Sales Cloud Consultant, Experience Cloud Consultant, AI Associate/Specialist, CPQ Specialist, Advanced Admin, Platform App Builder, or Field Service Lightning Consultant Certifications are a plus. The Company also operates exchange networks and membership programs comprised of nearly 3,200 affiliated resorts in over 90 countries and territories, as well as provides management services to other resorts and lodging properties.
NewBranch Manager - ROS United RentalsBranch Manager - ROSOrlando, FLThe actual pay rate offered to candidates varies depending upon a wide range of factors including specific position, location, education, training, experience, skills, and ability. We're an award-winning company (recently named a Glassdoor Best Place to Work in 2026) that truly cares about our people - That's why we offer best-in-class benefits and perks that will support you and your family.
NewACE Operations Supervisor AmeriGas Propane, Inc.ACE Operations SupervisorOrlando, FLThe Company offers a wide array of comprehensive benefit programs and services including medical, dental, vision, flexible spending and health savings accounts to our benefits-eligible employees. The pay for this position ranges from $25.00 to $25.00 , depending on circumstances including an applicant's skills and qualifications, certain degrees and certifications, prior job experience, market data, and other relevant factors.
Regional Maintenance Manager , Regional Maintenance Manager Amazon.com IncRegional Maintenance Manager , Regional Maintenance ManagerOrlando, FLKey job responsibilities include but are not limited to: You will provide leadership and mentorship to Maintenance Managers and their teams of Area Maintenance Managers, service technicians, and automation engineers across multiple sites, fostering professional growth and performance throughout your region. You will blend strategic planning, financial management, and leadership development while navigating between managing preventative maintenance programs, coordinating with operations teams across multiple locations, and responding to emergencies that require quick, decisive action.
NewEquipment Maintenance Section Manager SkyWater Technology FoundryEquipment Maintenance Section ManagerKissimmee, FL$94,720–$142,080 / yearHighly desirable for a candidate to have a background in at least one of the following areas: Wafer Dicing/Grinding/Singulation, Photolithography, PVD and/or CVD Thin Films, Dry Etch, Wet Etch /Wafer Clean, Diffusion, Bond, Electroplate (ECD), CMP, or Metrology, Probe/Test (some areas may be combined). Provide technical leadership and management of 200MM and 300MM Semiconductor processing equipment in Support of Advanced Packaging processes including Fan Out Wafer Level Packaging, Interposers, Hybrid Wafer to Wafer bonding, and Die to Wafer Bonding.
Facilities Maintenance Manager, Licensed Master Plumber Walmart IncFacilities Maintenance Manager, Licensed Master PlumberKISSIMMEE, FL$90,000–$180,000 / yearLicensed Master Plumber and 5 years' experience in facilities management, construction management, electrical maintenance, engineering, or related area OR 3 years' experience in the above areas with a bachelor's degree in Engineering, Architecture, Construction Management, or related field. At Walmart, we're seeking a dynamic and experienced Licensed Manager, Facilities Maintenance Operations to oversee the predictive and preventative maintenance of our facilities within a regional area.
Maintenance Manager Brookdale Senior LivingMaintenance ManagerAltamonte Springs, FLFull timeCoordinates maintenance requests by residents for items needing repair in their rooms, including repairing plumbing, electrical, heating and replacing light bulbs. To support our associates in their journey to become a U.S. citizen, Brookdale offers to advance fees for naturalization (Form N-400) application costs, up to $725, less applicable taxes and withholding, for qualified associates who have been with us for at least a year.
Assistant Maintenance Manager - Floater Concord ManagementAssistant Maintenance Manager - FloaterOrlando, FLDetermine repair, material, and supply requirements and perform any range of repairs including replacement of damaged floor covering, repair of walls, counter tops, fixtures, fans, windows, doors, and appliances, involving mechanical, electrical, plumbing or HVAC systems or units. Perform assigned range of preventive maintenance routines including change filters, check smoke detectors and replace batteries as required, change light bulbs, perform damage inspections, perform routine plumbing repairs, and update exterior light map.
SENIOR MANAGER - FACILITIES MAINTENANCE CENTRAL FLORIDA REGIONAL TRANSPORTATION AUTHORITY (INC)SENIOR MANAGER - FACILITIES MAINTENANCEOrlando, FLDevelops, implements, and manages a comprehensive facilities program for the servicing of LYNXs facilities and structures, which includes implementing effective facilities maintenance policies and procedures, preventive maintenance strategies, and schedules, proactive equipment management, replacement, and conservative energy management strategies. Required Qualifications: • Bachelors degree from a regionally or nationally accredited institution in facilities management or facilities civil mechanical electrical engineering or a related field plus a minimum of five years experience in a management role with at least three of the five years directly supervising maintenance staff or a combination of related education, training, and experience.
Resident Assistant Maintenance Manager Concord ManagementResident Assistant Maintenance ManagerOrlando, FLDetermine repair, material, and supply requirements and perform any range of repairs including replacement of damaged floor covering, repair of walls, counter tops, fixtures, fans, windows, doors, and appliances, involving mechanical, electrical, plumbing or HVAC systems or units. Perform assigned range of preventive maintenance routines including change filters, check smoke detectors and replace batteries as required, change light bulbs, perform damage inspections, perform routine plumbing repairs, and update exterior light map.
Equipment Maintenance Section Manager SkyWater Technology IncEquipment Maintenance Section ManagerKissimmee, FL$94,720–$142,080 / yearHighly desirable for a candidate to have a background in at least one of the following areas: Wafer Dicing/Grinding/Singulation, Photolithography, PVD and/or CVD Thin Films, Dry Etch, Wet Etch /Wafer Clean, Diffusion, Bond, Electroplate (ECD), CMP, or Metrology, Probe/Test (some areas may be combined). Provide technical leadership and management of 200MM and 300MM Semiconductor processing equipment in Support of Advanced Packaging processes including Fan Out Wafer Level Packaging, Interposers, Hybrid Wafer to Wafer bonding, and Die to Wafer Bonding.
Maintenance Manager - The Courtney at Universal Boulevard Bell Partners IncMaintenance Manager - The Courtney at Universal BoulevardOrlando, FLThe Maintenance Manager manages, directs, supervises and performs maintenance services for the community and supervises the Maintenance staff. This position is responsible for interior and exterior maintenance, repairs, and grounds keeping for the beauty, safety, security, and wellbeing of the community.
Maintenance Manager - District West Bell Partners IncMaintenance Manager - District WestOrlando, FLThe Maintenance Manager manages, directs, supervises and performs maintenance services for the community and supervises the Maintenance staff. This position is responsible for interior and exterior maintenance, repairs, and grounds keeping for the beauty, safety, security, and wellbeing of the community.
NewMaintenance Manager DomtarMaintenance ManagerSanford, FLYou will be required to successfully complete a selection process that could include interviews, an employment background check, a pre-employment drug and alcohol screen, reference verifications, aptitude tests (for some positions), and a fitness-for-duty test (for some positions). Work closely with Operational management to optimize the overall production and cost efficiency of the operation as well as manage risk.
Fleet Maintenance Manager Hogan Transport IncFleet Maintenance ManagerOrlando, FLHogan Transportation is a 100-year-old full-service, multi-faceted transportation company operating throughout North America with a tradition of unparalleled, personalized service to clients, utilizing first-class equipment and advanced technology. Accountable for the shop performance, including but not limited to, labor management, service level, operation expenses, team management and improving customer service.
Maintenance Manager BlackRock Resources LLCMaintenance ManagerWinter Garden, FL$115,000–$125,000 / yearSuccessful candidate will direct all engineering efforts to ensure plant quality, efficiency, safety and financial goals are met or exceeded as directed by the Plant Manager. Food manufacturing company located in Central Florida is currently seeking an experienced Maintenance Manager.
NewSENIOR MANAGER - FACILITIES MAINTENANCE LYNXSENIOR MANAGER - FACILITIES MAINTENANCEOrlando, FLPlans, coordinates, supervises, and evaluates the work of assigned staff; administers work assignments and monitors deadlines, meets with staff regularly to identify and resolve problems; monitors staff adherence to departmental policies, as well as state and federal rules and regulations, develops and implements internal controls to ensure that all division policies and procedures are adhered to, counsels employees to correct deficiencies and takes corrective action as necessary, interprets and applies all pertinent provisions of the Collective Bargaining Agreements and participates in the disciplinary process including conducting investigations. Assists in the development and preparation of the division's operating and capital budgets; identifies and recommends budgetary requirements including personnel and materials to ensure sufficient resources to provide safe and reliable bus service; monitors expenditures in accordance with financial guidelines to ensure budgetary controls and efficient operations; creates requisitions and processes invoices for facilities-related materials, supplies, and services.
DC Maintenance Manager BJ's Wholesale Club Holdings IncDC Maintenance ManagerOrlando, FLResponsible for the daily maintenance operations and general appearance of the entire distribution center including:Selecting, maintaining, and managing operational budget expenses and controls for all material handling devices, power equipment, operational and building support devices, as well as special projects assigned by the DC Facilities and Maintenance Manager. Free BJ's Memberships: Enjoy a complimentary The Club Card Membership, plus a free Supplemental Membership for someone in your household.*.
Maintenance Manager Black Rock Resources LLCMaintenance ManagerOrlando, FL$115,000–$125,000 / yearSuccessful candidate will direct all engineering efforts to ensure plant quality, efficiency, safety and financial goals are met or exceeded as directed by the Plant Manager. Food manufacturing company located in Central Florida is currently seeking an experienced Maintenance Manager.
Focused Service Maintenance Manager Sonesta Great Bay Beach Resort & CasinoFocused Service Maintenance ManagerOrlando, FLMay include and is not limited to: Inspect building, furniture, bathrooms, guest rooms, and all equipment to ensure it is functioning properly and efficiently, read and record mechanical and other meters to ensure effective energy management, and maintain inspection log and records of scheduled work and repairs. Perform maintenance and repair work on the interior and exterior of buildings, hotels rooms and contents, laundry and kitchen/refrigeration equipment, lighting, heating, air conditioning (HVAC), ventilation, and water treatment systems, swimming pool (if applicable), and snow removal, etc.
Fleet Maintenance Manager HoganFleet Maintenance ManagerOrlando, FLHogan Transportation is a 100-year-old full-service, multi-faceted transportation company operating throughout North America with a tradition of unparalleled, personalized service to clients, utilizing first-class equipment and advanced technology. Accountable for the shop performance, including but not limited to, labor management, service level, operation expenses, team management and improving customer service.
Maintenance Manager CRH PlcMaintenance ManagerOrlando, 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. The Maintenance Manager will be responsible for overall supervision and coordination of workers activities related to the setup, installation, maintenance and repair of equipment, tools and machinery to ensure to non-stop operation of the plant/location assigned.
Assistant Maintenance Manager (2nd Shift) - Club Wyndham Bonnet Creek Travel + Leisure CoAssistant Maintenance Manager (2nd Shift) - Club Wyndham Bonnet CreekOrlando, FLHow You''ll Shine: As an Assistant Maintenance Manager, you will make dream vacations by providing quality results for our guests by using your maintenance skills, customer service expertise and guaranteeing each unit and building is in perfect working order. Travel + Leisure Co. is the world's leading vacation ownership and travel membership company, with a dynamic and growing portfolio of resort, travel club, and lifestyle travel brands.
NewAssistant Maintenance Manager Concord ManagementAssistant Maintenance ManagerOrlando, FLDetermine repair, material, and supply requirements and perform any range of repairs including replacement of damaged floor covering, repair of walls, counter tops, fixtures, fans, windows, doors, and appliances, involving mechanical, electrical, plumbing or HVAC systems or units. Perform assigned range of preventive maintenance routines including change filters, check smoke detectors and replace batteries as required, change light bulbs, perform damage inspections, perform routine plumbing repairs, and update exterior light map.
Maintenance Manager APG SouthMaintenance ManagerOrlando, 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. The Maintenance Manager will be responsible for overall supervision and coordination of workers activities related to the setup, installation, maintenance and repair of equipment, tools and machinery to ensure to non-stop operation of the plant/location assigned.
Maintenance Manager Domtar CorpMaintenance ManagerSanford, FLYou will be required to successfully complete a selection process that could include interviews, an employment background check, a pre-employment drug and alcohol screen, reference verifications, aptitude tests (for some positions), and a fitness-for-duty test (for some positions). Work closely with Operational management to optimize the overall production and cost efficiency of the operation as well as manage risk.
Regional Maintenance Manager ES FitnessRegional Maintenance ManagerOrlando, FloridaThis individual must possess and apply the following knowledge, skills, and abilities, and be able to explain and demonstrate that he or she can perform the essential functions of the job, with or without reasonable, or by using some other combination of abilities: Minimum of 3 years of Maintenance management experience. Strong communication skills, both verbally and in writing, for interacting with employees, management, and vendors, i.e., calm, professional, positive, and empathetic to all levels of management, employees, customers, and vendors.
NewMaintenance Manager CONCORD MGMTMaintenance ManagerSanford, FLParticipates in and monitor maintenance activities involving response to service requests, painting or general maintenance of grounds, pool, amenities, club house and apartment homes, as well as apartment home housekeeping and preventive maintenance. Ensures that maintenance related documentation is current and accurate, including EPA logs, MSDS sheets, smoke detector records, asset inventory, fire, compactor, and pool logs ensuring that records are current and meet requirements.
Maintenance Manager Concord ManagementMaintenance ManagerOrlando, FLParticipates in and monitors maintenance activities involving response to service requests, painting or general maintenance of grounds, pool, amenities, club house and apartment homes, as well as apartment home housekeeping and preventive maintenance. Ensures that maintenance related documentation is current and accurate, including EPA logs, MSDS sheets, smoke detector records, asset inventory, fire, compactor, and pool logs ensuring that records are current and meet requirements.
General Manager, Maintenance Operations Sunrise LandscapeGeneral Manager, Maintenance OperationsOrlando, FLThe General Manager will lead teams responsible for daily landscape maintenance operations while ensuring exceptional service delivery, disciplined financial management, strong client relationships, and a culture of safety and accountability. The ideal candidate is a highly analytical, detail-oriented operational leader with a proven track record of maximizing profitability in a service-based business and leading multi-functional teams through growth and change.
NewHotel Maintenance Manager -Holiday Inn Exress Fat Pine LodgingHotel Maintenance Manager -Holiday Inn ExressWinter Park, FloridaAccomplish engineering human resource objectives by recruiting, selecting, orienting, training, assigning, scheduling, coaching, counseling, and disciplining associates; communicating job expectations, job duties and job responsibilities; planning, monitoring, appraising, and reviewing job contributions; planning and reviewing compensation actions; enforcing policies and procedures. Assist in the administration of the department to include but not limited to preparing and maintaining schedules, logs, records or other documentation to ensure a smooth operation and minimize liabilities.
Maintenance Manager Mauser AGMaintenance ManagerFLResponsibilities: Oversees, plans and issues work orders to appropriate shift team members for the implementation of equipment modifications as well as preventative and any corrective maintenance. At Mauser Packaging Solutions, you can be proud to work for a company that's always striving to innovate and serve customers better-and help them be better stewards of the environment.
NewDelivery Manager, Workday HCM Operations & Maintenance Deloitte Touche Tohmatsu LtdDelivery Manager, Workday HCM Operations & MaintenanceLake Mary, FLCenter Location & Travel Requirements: Hybrid Work Model: Operate under a hybrid system requiring residence within a commutable distance to one of the Center locations (Gilbert, Lake Mary, or Mechanicsburg) or Geo-Hub locations (Atlanta, Charlotte, Dallas, Houston, and Philadelphia). As a Delivery Manager on the team, you will be responsible for: Serving as the primary client point of contact for Workday HCM Application Managed Services (AMS)/Operations & Maintenance (O&M) support - managing stakeholder expectations, communicating status, and maintaining strong client relationships.
NewPlant Maintenance Manager Quikrete – Ready MixPlant Maintenance ManagerORLANDO, FLAs a Maintenance Electrician with Quikrete Heavy Construction Materials you will perform mechanical and electrical repairs, inspections, and troubleshooting to minimize downtime and support efficient production. Our dedication to continual improvement and hands-on training ensures you are ready for the many new experiences and challenges that you will face.
NewFull Time Assistant Manager - Logistics & Maintenance - Icon Park Build-A-Bear Workshop, Inc.Full Time Assistant Manager - Logistics & Maintenance - Icon ParkOrlando, FLPart timeDrive sales as the Floor Leader, by coaching Bear Builders and creating a Guest experience that brings to life the Experience First culture throughout the workshop, effectively zoning associates, forecasting and adjusting sales based on business trends, and motivating the team to meet or exceed business targets. The Assistant Workshop Manager – Logistics & Maintenance supports the store management team in all aspects of store operations, ensuring excellent Guest service, efficient staff management, and effective execution of sales and marketing strategies, while managing the store’s inventory and maintenance.
Sr. Manager of Maintenance Control Magnifica AirSr. Manager of Maintenance ControlOrlando, FLTake charge of aircraft safety and operations with the overall responsibility of the MCC, including staffing and budgets; plus, you’ll have the authority to stop or ground aircraft when necessary. You’ll be an excellent communicator and coordinator between different departments, such as Flight Dispatch, Systems Operations Control, Line & Heavy Maintenance, Inspection, Engineering, and Purchasing.
Resident Maintenance Manager Concord ManagementResident Maintenance ManagerFLParticipates in and monitors maintenance activities involving response to service requests, painting or general maintenance of grounds, snow and ice removal, pool, amenities, club house and apartment homes, as well as apartment home housekeeping and preventive maintenance. Additionally, EPA certification (either Universal or both Type I and Type II) is required and must be provided at the time of hire or obtained through company-provided training within six (6) months of hire to obtain the required certifications.
MAINTENANCE MANAGER/CONTRACTS - 55008237 Government of FloridaMAINTENANCE MANAGER/CONTRACTS - 55008237ORLANDO, FLThe mission of the Florida Department of Transportation is to provide a safe statewide transportation system that promotes the efficient movement of people and goods, supports the state's economic competitiveness, prioritizes Florida's environment and natural resources, and preserves the quality of life and connectedness of the state's communities. Male applicants born on or after October 1, 1962, will not be eligible for hire or promotion in the Career Service, or appointment in the Selected Exempt Service (SES) or Senior Management Service (SMS), unless they are registered with the Selective Service System (SSS) before their 26th birthday, or have a Letter of Registration Exemption from the SSS.
Maintenance Supervisor HTG Management LLCMaintenance SupervisorOrlando, FLTasks involve the ability to exert heavy physical effort and heavy work, including climbing, balancing, stooping, kneeling, crouching and crawling and lifting, carrying, pushing, and/or pulling of moderately heavy objects and materials weighing 20 to 50 pounds; may occasionally involve heavier objects and materials weighing up to 100 pounds. Tasks are regularly performed with potential expose to adverse environmental conditions such as strong odors, fumes, dust, wetness, humidity, machinery, vibrations, temperature and moist extremes, disease, pathogenic substances and toxic/poisonous agents.