NewSr Commissioning Engineer (Data Centers) – Remote JobotSr Commissioning Engineer (Data Centers) – RemoteSecaucus, NJRemote$120,000–$165,000 / yearSuccessful candidates will have experience in Electrical Systems & Equipment with a focus in Data Centers and Mission Critical Facilities; experience and an understanding of Building MEP Systems Design, Construction, and Commissioning of Critical Systems ranging in size, rating, and complexity; Commissioning, Testing and Troubleshooting of Electrical Systems and related controls. Knowledgeable with common mechanical, and controls-related building equipment, including: Engine generators / Uninterruptible power supplies & battery systems / Medium and low-voltage electrical switchgear/ PLC controls and sequences of operations / Automatic transfer switches / Static transfer switches / Power distribution units / Busways.
NewManufacturing Engineer JobotManufacturing EngineerSpringfield, NJ$90,000–$130,000 / 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. For NPI programs, with input from design and test engineers, determine all needed assembly and test fixtures (create fixture list).
Senior Highway Engineer HARDESTY & HANOVERSenior Highway EngineerHamilton Township, NJThe successful candidate will support complex transportation projects involving geometric design, grading, drainage, construction staging, maintenance, and protection of traffic, access design, and right-of-way coordination. This role includes project management and technical leadership responsibilities, including oversight of project scope, schedule, budget, and coordination of multidisciplinary design teams.
Construction Resident Engineer The LiRo GroupConstruction Resident EngineerNewark, NJ$80–$95 / hourRecently, Global Infrastructure Solutions Inc. (GISI), the parent company of The LiRo Group and Hill International, Inc. consolidated a portion of the highly experienced staff of both LiRo and Hill in the Northeast to create a larger, more efficient, and cost-effective team to serve clients. We work hard to build a corporate culture that empowers all our employees to freely share their ideas, know their presence, and contributions are truly valued, fostering a climate where our employees are enabled to maximize their full potential.
NewSenior Structural Engineer JobotSenior Structural EngineerPrinceton, NJ$100,000–$175,000 / 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.
NewProject Engineer JobotProject EngineerTrenton, NJ$70,000–$95,000 / 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.
NewSoftware Development Engineer JobotSoftware Development EngineerBayonne, NJ$65–$80 / hourDevelopers at this level are building greater independence, taking ownership of small to medium-sized work items, and strengthening their core engineering skills across multiple application layers, including user interfaces, services, APIs, and data. Our teams include professionals across software engineering, product development, clinical informatics, research, and healthcare technology who share a commitment to reducing complexity and improving outcomes for patients and providers.
NewSenior Geotechnical Engineer JobotSenior Geotechnical EngineerWeehawken Township, NJ$90,000–$160,000 / yearFull service Professional Engineering firm serving New York and New Jersey with extensive experience in geotechnical and site/civil engineering services on a variety of projects across both the public and private market sectors including commercial, residential, educational, office, health care, and landmarked or historic buildings. 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.
NewBuilding Engineer Building and Land TechnologyBuilding EngineerJersey City, NJ$80,000–$90,000 / yearQualifications of the Building Engineer: 3+ years of hands-on experience maintaining central HVAC and mechanical systems, including water source heat pumps, cooling towers, and boiler plants. Support preventative maintenance programs for mechanical, electrical, HVAC, plumbing, fire/life safety, generators, security, access control, BMS, and vertical transportation systems.
NewProject Engineer Kiely Family of CompaniesProject EngineerHammonton, NJ$65,000–$70,000 / yearRecognized on the ENR 400, 500, and 600 lists for engineering and construction excellence, Kiely is a leading design-build, construction, and engineering services provider specializing in infrastructure solutions for the natural gas, water and wastewater, electric, industrial, commercial, and midstream pipeline industries. Our integrated engineering and construction teams deliver turnkey solutions — from initial design and permitting through construction, commissioning, and ongoing support — helping customers build, maintain, and modernize critical infrastructure.
NewProduction Engineer JobotProduction EngineerSewell, NJ$90,000–$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. Founded several decades ago, with other offices and manufacturing sites supporting a global customer base, we are a specialty chemical manufacturer focused on developing innovative and sustainable solutions that improve our customers’ products and processes.
Senior Manager, Software Engineer L3Harris TechnologiesSenior Manager, Software EngineerCamden, NJ$158,500–$275,000 / yearDevelopment experience in any of the following areas would be considered highly beneficial: Real Time embedded software development, Information Assurance (Type 1, commercial IPSEC, hardware/software based encryption, key management, secure communications both wired and wireless), Naval Communications (interior or exterior), Safety Critical systems. Collaborating with other software managers as well as Electrical, Systems Engineering managers, Program Chief Engineering team to ensure effective product development through optimizing engineering assignments across the development organization.
Senior Specialist, Manufacturing Engineer L3Harris TechnologiesSenior Specialist, Manufacturing EngineerCamden, NJ$84,500–$157,500 / yearCreates and maintains manufacturing documentation including but not limited to: work instructions, production routings, flow charts, time and motion studies, capacity and utilization studies, cycle time analysis, and line balancing. This position is responsible for designing and developing manufacturing methods, processes, procedures, operational sequences and production layouts for the manufacture and testing of power switchboards, circuit breakers and power converters for the NAVY.
Territory Account Manager - Trench Safety Sunbelt RentalsTerritory Account Manager - Trench SafetyPiscataway, NJ$40,000–$72,558 / yearWork with accounts payable on delinquent accounts, assist with AP to communicate with customers, collect payments from customers and maintain accurate customer records. Develop and execute territory sales plans to expand existing customer base and develop new customers within assigned territory and market segments to "grow the business".
NewChief Engineer Courtyard Atlantic CityChief EngineerAtlantic City, NJCompensation Type: Yearly Highgate Hotels: Highgate is a leading real estate investment and hospitality management company with over $15 billion of assets under management and a global portfolio of more than 400 hotels spanning North America, Europe, the Caribbean, and Latin America. Highgate continues to demonstrate success in developing a diverse portfolio of bespoke lifestyle hotel brands, legacy brands, and independent hotels and resorts, featuring contemporary programming and digital acumen.
NewLead NDT Inspection Engineer (Gas Turbine Components) GE VernovaLead NDT Inspection Engineer (Gas Turbine Components)Parsippany, NJ$98,000–$164,000Role Summary: The Lead NDT Inspection Engineer will serve as the technical subject matter expert (SME) for Non-Destructive Testing (NDT) processes and material quality oversight, specifically supporting the production and industrialization of Gas Turbine components—including blades and nozzles. GE Vernova Inc. or its affiliates (collectively or individually, “GE Vernova”) sponsor certain employee benefit plans or programs GE Vernova reserves the right to terminate, amend, suspend, replace, or modify its benefit plans and programs at any time and for any reason, in its sole discretion.
Site Engineer Remedial Construction Services, L.PSite EngineerNewark, NJ$70,000–$85,000 / yearObserves and complies with all company specific site safety programs, assists the Site Safety Officer with accident/incident investigations, finds the root cause and suggests improvements. Our team of dedicated employees, financial strength, and large fleet of equipment empower RECON to deliver world class solutions for the complex environmental problems.
Site Engineer 1BritcomSite EngineerNewark, NJ$70,000–$85,000 / yearObserves and complies with all company specific site safety programs, assists the Site Safety Officer with accident/incident investigations, finds the root cause and suggests improvements. Our team of dedicated employees, financial strength, and large fleet of equipment empower RECON to deliver world class solutions for the complex environmental problems.
NewEngineer I, Controls Medical Manufacturing Technologies LLCEngineer I, ControlsPennsauken Township, NJ$105,568–$134,599 / yearDesign & Development: Create electrical and electromechanical systems, including servo motors, motion controls, and high-precision feedback devices for Glebar and Tridex precision machinery. Specializing in automation, machine design, material handling, and custom tooling, we build precision systems that power some of the world’s most demanding manufacturing environments.
Safety Superintendent Page GroupSafety SuperintendentCinnaminson, NJ$120,000–$150,000 / yearFull timeWith extensive experience performing work for transportation agencies, bridge commissions, municipalities, railroads, and private clients, they have completed numerous bridge replacements, rehabilitations, and design-build projects for organizations such as PennDOT, the Pennsylvania Turnpike Commission, SEPTA, and local government agencies. They work closely with project teams, subcontractors, and field personnel to identify hazards, promote safe work practices, and maintain a culture focused on injury prevention and operational excellence.
NewProject Engineer KIELY FAMILY OF COMPANIESProject EngineerHammonton, NJ$65,000–$70,000 / yearRecognized on the ENR 400, 500, and 600 lists for engineering and construction excellence, Kiely is a leading design-build, construction, and engineering services provider specializing in infrastructure solutions for the natural gas, water and wastewater, electric, industrial, commercial, and midstream pipeline industries. Our integrated engineering and construction teams deliver turnkey solutions — from initial design and permitting through construction, commissioning, and ongoing support — helping customers build, maintain, and modernize critical infrastructure.
NewOutside Sales Representative - Trench Safety Sunbelt RentalsOutside Sales Representative - Trench SafetyPiscataway, NJ$40,000–$72,558 / yearWork with accounts payable on delinquent accounts, assist with AP to communicate with customers, collect payments from customers and maintain accurate customer records. Develop and execute territory sales plans to expand existing customer base and develop new customers within assigned territory and market segments to "grow the business".
Project Engineer - Civil Construction in Raritan, NJ Page GroupProject Engineer - Civil Construction in Raritan, NJRaritan, NJ$90,000–$120,000 / yearFull timeA successful Project Engineer - Civil Construction should have: A degree in civil engineering, construction management, or a related field. The Project Engineer - Civil Construction will play a pivotal role in managing and executing construction projects within the property industry.
NewField Engineer Page GroupField EngineerSomerset, NJ$71,500–$90,000 / yearFull timeThe Field Engineer will play a key role in supporting project execution across multiple heavy civil, utility, and infrastructure worksites. This role is ideal for someone eager to grow technical expertise while contributing to essential infrastructure projects that serve communities throughout the region.
Reliability Engineer II, Cement Plant AmrizeReliability Engineer II, Cement PlantBrookdale, SCEmployees that are required to wear respirators must be clean shaven where the respirator seal meets the face in order to pass the qualitative and quantitative fit tests. Management of the preventative/predictive maintenance programs (Inspection, Vibration, Oil Analysis, NDT, thermography, etc.) to ensure optimum equipment availability.
Senior Project Manager STAMPEDE VENTURES INCSenior Project ManagerPicatinny Arsenal, NJDefine clear and complete project scope, requirements, budgets, schedules, and execution strategies during preconstruction to support accurate and competitive subcontractor bidding and minimize contract modifications after project award. Essential and marginal functions may require maintaining physical condition necessary for bending, stooping, sitting, walking or standing for prolonged periods of time; most of time is spent sitting in a comfortable position with frequent opportunity to move about.
Area Project Engineer II Linde North AmericaArea Project Engineer IIMurray Hill, NJFull timeLead development of customer and project specific documentation for the project; installation drawings, risk assessment/HAZOPs, Pre-Startup Safety Reviews (PSSR), commissioning procedures, customer presentations/progress reports, customer turnover manual, Lessons Learned/project close-out reports, etc. Messer is the world's largest privately held industrial gases company and what we do matters because it is woven into every part of life, from the medical gases that patients rely on to the essential elements needed to safely and sustainably produce the goods our communities depend on.
NewConstruction Safety Engineer/Technician - Occupational Health & Safety IEW Construction GroupConstruction Safety Engineer/Technician - Occupational Health & SafetyHamilton Township, NJSpecific responsibilities will include: Administer policies, rules and procedures of the company's safety program as they apply to employee's protection, public safety, equipment and property protection. You will be working with our Safety Team responsible for safety related matters including OSHA compliance on multi-million dollar construction sites.
Field Safety Engineer - U.S. Digital Buildings Schneider Electric SEField Safety Engineer - U.S. Digital BuildingsLyndhurst, NJ$73,000–$90,000 / yearThe Field Safety Engineer provides specialized safety leadership for electrical field service and construction activities within the U.S. Digital Buildings organization, based in New Jersey. Our Trust Charter is our Code of Conduct and demonstrates our commitment to ethics, safety, sustainability, quality and cybersecurity, underpinning every aspect of our business and our willingness to behave and respond respectfully and in good faith to all our stakeholders.
Traffic Safety Engineer AtkinsRealis Group IncTraffic Safety EngineerEdison, NJ$75,000–$90,000 / yearNote to staffing and direct hire agencies: In the event a recruiter or agency who is not on our preferred supplier list submits a resume/candidate to anyone in the company, AtkinsRéalis family of companies, we explicitly reserve the right to recruit and hire the candidate(s) at our discretion and without any financial obligation to the recruiter or agency. Be knowledgeable of various Data Driven Safety Analyses, Safe System Approach, New Jersey 2025 Strategic Highway Safety Plan, Crash data analysis, Crash Modification Factors, FHWA Proven Safety Countermeasures, and their design and implementation.
Senior Traffic Safety Engineer AtkinsRealis Group IncSenior Traffic Safety EngineerEdison, NJ$95,000–$147,600 / yearNote to staffing and direct hire agencies: In the event a recruiter or agency who is not on our preferred supplier list submits a resume/candidate to anyone in the company, AtkinsRéalis family of companies, we explicitly reserve the right to recruit and hire the candidate(s) at our discretion and without any financial obligation to the recruiter or agency. Support the development of planned/unplanned events, traffic data, road geometrics, construction plans, and other inputs to understand and plan for traffic impacts and mitigation strategies.
Transportation Safety Engineer/Planner T.Y. Lin International Group LtdTransportation Safety Engineer/PlannerPrinceton, NJ$81,200–$121,800 / yearThis role supports NJDOTs Bureau of Safety Improvement Programs (BSIP) with traffic safety and Highway Safety Improvement Program (HSIP) work. TYLin is a globally recognized, full-service infrastructure consulting firm committed to providing innovative, cost-effective, constructible designs for the global infrastructure market.
Safety Engineer Geologics CorporationSafety EngineerMoorestown, NJ$45–$60 / hourIf you or anyone you know is interested in hearing more about this position, please email your resume and availability to Meredith Baldwin at Mbaldwin@geologics.com. Rate offered at time of hire will depend on many factors including education, experience, interview results and skill level .
NewHSE Process Safety Specialist / Engineer JouléHSE Process Safety Specialist / EngineerEast Windsor, NJHiring Success: Candidates typically from Pharmaceutical Manufacturing, API Manufacturing, Chemical Manufacturing, Specialty Chemicals, Process Safety Engineering, HSE/PSM Leadership backgrounds. Educational Requirement: Bachelor's Degree in Chemistry, Engineering, Science, or related scientific field (Required); Master's Degree in HSE Process Safety or equivalent (Preferred).
Product Safety & Compliance Engineer Advanced Micro Devices IncProduct Safety & Compliance EngineerSecaucus, NJThe successful candidate will work closely with product development, quality, and external test agencies to ensure products meet applicable global safety prior to market release. Support global compliance efforts for information technology equipment and related electronic products, including region‑specific requirements (North America, EU, and other international markets).
Environment, Health and Safety (EHS) Specialist/ Engineer Formosa Plastics CorpEnvironment, Health and Safety (EHS) Specialist/ EngineerLivingston, NJWith annual revenues of more than $5 billion, we employ over 2,800 people who operate 20 production units in six business divisions - Olefins, Polyolefins, Vinyl, Specialty Polyvinyl Chloride, Chlor-Alkali, and Oil & Gas. Our core business, producing plastic resins and petrochemicals, takes place at three wholly-owned chemical manufacturing subsidiaries located in Delaware City, Delaware, Baton Rouge, Louisiana and Point Comfort, Texas.
NASI - Safety Research Engineer Subaru of America IncNASI - Safety Research EngineerPennsauken, NJServes as SBR Safety Engineering''s main point of contact to facilitate and assist explanation of technical issues with concerned parties such as Insurance Institute for Highway Safety [IIHS], National Highway Traffic Safety Administration [NHTSA], etc. for the following purposes: Recovering from situations where mass production vehicles could not get expectation results. Provides engineering support as point of contact for meetings and/or negotiation with entities including test centers such as Transportation Research Center Proving Grounds (TRC) and regulatory agencies such as Insurance Institute for Highway Safety (IIHS), National Highway Traffic Safety Administration (NHTSA), etc.
Safety Manager Ballard Marine Construction IncSafety ManagerSecaucus, NJWorking knowledge of conventional tunnel construction processes including, but not limited to, drilling, blasting, soft ground excavation, muck haulage, shotcrete application, rock bolt installation, and steel set installation. We have a staff of highly competent dedicated professionals employing some of the most innovative construction techniques in the industry to build landmark bridges, tunnels, and marine structures.
NewHousing Fire Safety Manager New Forest District Council PlanningHousing Fire Safety ManagerLyndhurst, NJ$59,530–$62,869 / yearTo hit the ground running you will be educated to degree level, alongside an IFE Level 4 Certificate in Fire Safety or equivalent, and will have extensive professional demonstrable experience managing fire risk and statutory compliance, with a proven track record being responsible for fire safety programmes of work from inception through to completion. Whilst we have our corporate values, LEAF Learning Empathy Ambition Fairness, we understand that different teams work in different ways, and we want our values to be lived in ways that make sense locally while staying true to our shared purpose as an organisation.
Health & Safety Manager - Data Center NebiusHealth & Safety Manager - Data CenterNew JerseyManage safety risks related to electrical systems, lockout/tagout, arc-flash exposure, UPS and battery systems, generators, cooling systems, hot work, working at height, material handling, loading docks, and contractor activity. We are building a full-stack AI cloud platform that supports developers and enterprises from data and model training through to production deployment, without the cost and complexity of building large in-house AI/ML infrastructure.
Health & Safety Manager - Data Center Nebius Group NVHealth & Safety Manager - Data CenterNJ$115,000–$180,000 / yearManage safety risks related to electrical systems, lockout/tagout, arc-flash exposure, UPS and battery systems, generators, cooling systems, hot work, working at height, material handling, loading docks, and contractor activity. We are building a full-stack AI cloud platform that supports developers and enterprises from data and model training through to production deployment, without the cost and complexity of building large in-house AI/ML infrastructure.
Manager, Health and Safety (Oil and Gas) WSP Global IncManager, Health and Safety (Oil and Gas)NJ$91,900–$148,800 / yearFitness for duty for this position includes the ability to visit various types of projects sites in North America where walking across uneven terrain, climbing ladders and scaffolding, entering confined spaces, wearing an air purifying respirator, working in industrial settings, and working in a range of climates may be required. In alignment with WSP's existing enterprise-wide client programs, this role will develop internal and external strategic, trusted partnerships that bolster WSPs implementation of and reputation for a World Class Safety Program.
Safety and Occupational Health Specialist U.S. Department of LaborSafety and Occupational Health SpecialistAvenel, NJ$50,460–$137,128 / yearOR Substitution of Experience: Two years of graduate education or a Masters degree in safety or occupational health fields (safety, occupational health, industrial hygiene) or degree in other related fields that included or was supplemented by at least 24 semester hours of study from among the following or closely related disciplines: safety, occupational health, industrial hygiene, occupational medicine, toxicology, public health, mathematics, physics, chemistry, biological sciences, engineering, and industrial psychology. Undergraduate and Graduate Education: Major study in safety or occupational health fields (safety, occupational health, industrial hygiene) or degree in other related fields that included or was supplemented by at least 24 semester hours of study from among the following or closely related disciplines: safety, occupational health, industrial hygiene, occupational medicine, toxicology, public health, mathematics, physics, chemistry, biological sciences, engineering, and industrial psychology.
Railroad Safety Flagger NS North RAILPROS IncRailroad Safety Flagger NS NorthNJCollaborative Environment: RailPros fosters a collaborative and supportive work environment, allowing RWICs to work closely with diverse teams and contribute to the success of railway projects while gaining valuable industry knowledge. Travel Requirements: This position requires routine and extensive travel across the following states: Delaware, Illinois, Indiana, Iowa, Kentucky, Maryland, Michigan, Missouri, New Jersey, New York, Ohio, Pennsylvania, Virginia, and West Virginia.
Regional Trade Manager - Safety East White Cap Supply Holdings IncRegional Trade Manager - Safety EastNJReviews inventory levels of trade expansion products within regional branch locations and provides guidance to Branch Managers that align with the goals of expanding our customer support of aligned trades. Develops, tracks, and adjusts annual financial and non-financial goals and objectives to support growth of trade expansion in the region (MEP, Waterproofing, and Geotextiles - Civil/Sitework products).
Safety Specialist-Weeks Construction-Northeast Region Kiewit CorpSafety Specialist-Weeks Construction-Northeast RegionNJ$90,000–$94,000 / yearWeeks Marine's vast reach and deep expertise, combined with the sheer size and diversity of its equipment fleet, enables the company to serve as a one-stop shop for clients in both the private and governmental sectors, providing exceptional customer service, environmental sensitivity, operational efficiency, and a long-standing commitment to safety. We offer our fulltime staff employees a comprehensive benefits package that's among the best in our industry, including top-tier medical, dental and vision plans covering eligible employees and dependents, voluntary wellness and employee assistance programs, life insurance, disability, retirement plans with matching, and generous paid time off.
Outside Sale Representative - Trench Safety Sunbelt Rentals IncOutside Sale Representative - Trench SafetyPiscataway, NJPosition Responsibilities: • Embrace and promote Sunbelts safety culture • Develop and execute territory sales plans to expand existing customer base and develop new customers within assigned territory and market segments to "grow the business" • Solicit business by calling on regular and prospective customers via phone or traveling throughout the assigned territory for planned visits or cold calls • Prepare proposals or bid packages by understanding blueprints, plans, and related customer documents, consulting with Sunbelt engineers, and other technical resources. Sunbelt offers team members the following paid time off from work, subject to Sunbelts policies (unless specified in a collective bargaining agreement): • 12-25 vacation days depending on years of service • 5 sick days • 6 holidays • 2 half day holidays • 2 floating holidays • 1 inclusion day • 1 volunteer day.
NewHealth & Safety Manager (Industrial/Manufacturing) Macpower Digital Assets Edge Private LimitedHealth & Safety Manager (Industrial/Manufacturing)Berlin, NJ$90,000–$120,000 / yearWe are looking for an experienced and proactive Health & Safety Manager to lead plant safety initiatives. Ideal Candidate Manages 2 direct reports ( Safety Specialist and Safety Technician ).
Safety Manager - NJ- Ground Up Affordable Housing NorthPoint StaffingSafety Manager - NJ- Ground Up Affordable HousingHarrison, New JerseyThis role is highly field-oriented and will work closely with Superintendents, Project Managers, and subcontractors to ensure compliance and promote a strong culture of safety. Our client is a well-established general contractor specializing in ground-up mixed-use multifamily residential construction throughout New Jersey and the five boroughs of New York City.
Senior Safety Manager Veolia Environnement SASenior Safety ManagerNJ$130,000–$135,000 / yearManages HSS audit programs and worksite inspection protocols across the New Jersey Division; serves as senior subject matter expert in HSS disciplines (OSHA regulations, LOTO, JSA, Confined Space, PSM/RMP) and provides technical guidance to operations leadership. Work Environment: Office environment with daily exposure to water and/or wastewater plant environment (exposure to chemicals and moving equipment), field visits with crews working on highway settings (traffic exposure), exposure to outside weather conditions (winter - summer).