Regional Safety, Health & Environmental Manager II (Remote) Sunbelt Rentals IncRegional Safety, Health & Environmental Manager II (Remote)CORemote$81,396–$111,919.50 / yearRegional Safety, Health and Environmental Manager 2 is responsible for overseeing all aspects of occupational safety management at assigned profit centers, implementation and adherence of safety policies and programs, and communicating safety issues to the National Safety Director and/or VP of Safety and Risk Management. We value an inclusive and diverse workplace: Environmental Health and Safety Director (EHS Director); Health and Safety Professional; Health and Safety Specialist; Industrial Hygienist; Industrial Safety Engineer; Safety and Health Consultant; Safety Engineer; Safety Manager; Safety Team Leader; Safety, Health, and Environment Vice President.
Manager Environmental Services Global Medical Response IncManager Environmental ServicesDenver, CORemote$102,000–$115,000 / yearEnvironmental Risk Assessments: Coordinates environmental impact assessments for new projects, operations, or changes to existing processes, ensuring potential environmental risks are identified and mitigated. The Environmental Manager role involves developing, implementing, and overseeing environmental programs to ensure compliance with regulations, minimize environmental impact, and promote sustainable practices.
Manager Environmental Services Global Medical ResponseManager Environmental ServicesDenver, ColoradoRemote$102,000–$115,000 / yearFull timeEnvironmental Risk Assessments: Coordinates environmental impact assessments for new projects, operations, or changes to existing processes, ensuring potential environmental risks are identified and mitigated. The Environmental Manager role involves developing, implementing, and overseeing environmental programs to ensure compliance with regulations, minimize environmental impact, and promote sustainable practices.
Sr. Environmental Project Manager - PFAS APTIMSr. Environmental Project Manager - PFASDenver, CORemote$150,000–$175,000 / yearAPTIM, a full-service multidiscipline environmental and engineering consulting firm, is currently seeking an experienced, goal-oriented PFAS Project Director/Manager with proven marketing skills to continue to expand and drive our growth in the remediation of constituents impacted by PFAS and other Emerging Contaminants. The qualified candidate will collaborate with our in-house Subject Matter Experts across our various Business Lines and Business Units to foster growth and collaboration as we seek to further leverage our PFAS expertise on existing contracts as well as to generate new opportunities with both Federal and Private-sector clients, including but not limited to airports, manufacturers, and drinking water purveyors.
NewSr. Biologist / Project Manager (Remote) Environmental Research GroupSr. Biologist / Project Manager (Remote)Denver, CORemote$85,000–$100,000 / yearFull timeQualificationsBelow are the required and preferred qualifications for this positionBA/BS in environmental science, biology, or a related discipline (required)Master's degree or higher (preferred)3+ years of demonstrated experience in a professional setting performing the essential functions of this position - being a Natural Resources Project Manager (required)5+ years of demonstrated experience in a professional setting performing the essential functions of this position - being a Natural Resources Project Manager (preferred)Strong technical writing and QA/QC skills for deliverable and proposal review and/or development (required)Proven ability to manage teams, coordinate with agencies, and maintain client relationships (required)Familiarity with biological resources, special-status species, and permitting processes across multiple states (required)Willingness to conduct fieldwork up to 40% of the time, involving travel across the nation and overnight stays - travel expenses included (required)Active first aid/CPR training (preferred)Why ERG?ERG: We enhance missions. Additionally, the Senior Biologist/Project Manager will spend approximately 60% of their time performing computer-based work to manage multiple ongoing projects, support development of proposals, survey reports, management plans, and other project deliverables.
NewWater Resources Consultant - Senior Level - Mining Focus (Hybrid/Remote) Barr Engineering CoWater Resources Consultant - Senior Level - Mining Focus (Hybrid/Remote)Denver, CORemote$115,000–$175,000 / yearExpertise with one or more of the following: data analysis, visualization, and presentation; hydraulic structure (outlet works) analysis and design; risk-informed decision making for alternative development and selection; climate change analysis for mine water management decision making; water recovery and reuse; cost-benefit assessments; due diligence services (e.g., review boards) for water management projects. The ideal candidate for this position has strong interpersonal, oral, and written communication skills, proven task or project management skills, and a willingness to work cooperatively with project team members in a high-energy environment that encourages self-initiative.
Senior Project Manager (Energy & Permitting - Rockies Region) Remote/Hybrid Tetra Tech IncSenior Project Manager (Energy & Permitting - Rockies Region) Remote/HybridDenver, CORemote$130,000–$180,000 / yearPay Range - There are multiple factors that are considered in determining final pay for a position, including, but not limited to, relevant work experience and demonstrated work experience in the above role; skills, certifications, and competencies that align to the specified role; geographic location; and education, as well as contract provisions regarding labor categories that are specific to the position. With 30,000 employees working together, Tetra Tech provides clear solutions to complex problems by Leading with Science to address the entire water cycle, protect and restore the environment, design sustainable and resilient infrastructure, and support the clean energy transition.
Project Manager (Energy & Permitting - Rockies Region) Remote/Hybrid Tetra Tech IncProject Manager (Energy & Permitting - Rockies Region) Remote/HybridDenver, CORemote$95,000–$150,000 / yearPay Range - There are multiple factors that are considered in determining final pay for a position, including, but not limited to, relevant work experience and demonstrated work experience in the above role; skills, certifications, and competencies that align to the specified role; geographic location; and education, as well as contract provisions regarding labor categories that are specific to the position. The successful candidate will manage environmental permitting projects, coordinate multidisciplinary teams, and support project delivery while continuing to develop technical expertise and client relationships within Tetra Tech's growing Energy Practice.
Senior Biologist - Midwest Region (Remote) Tetra Tech IncSenior Biologist - Midwest Region (Remote)Lakewood, CORemote$90,000–$130,000 / yearPay Range - There are multiple factors that are considered in determining final pay for a position, including, but not limited to, relevant work experience and demonstrated work experience in the above role; skills, certifications, and competencies that align to the specified role; geographic location; and education, as well as contract provisions regarding labor categories that are specific to the position. The successful candidate will possess a strong technical background in Midwest ecology and biology, with demonstrated leadership experience managing projects, leading field teams, mentoring staff, and supporting regulatory and client interactions.
Associate Director, West Region - ADESA Remote Carvana CoAssociate Director, West Region - ADESA RemoteDenver, CORemotePhysical Working Conditions: This position is subject to both inside and outside environmental working conditions, including temperature changes, outside weather conditions, slightly elevated ambient noise levels, and minor atmospheric conditions affecting skin or respiratory systems, such as fumes, odors and dusts associated with internal and external service station/convenience food and petroleum dispensing operations. Our Regional AD's display an elevated level of understanding of operational, sales, and financial processes of our auction business and provide senior level leadership to their regions in delivering results on key business initiatives.
Senior Hydrogeologist/Groundwater Modeler (Remote) ITASCA North AmericaSenior Hydrogeologist/Groundwater Modeler (Remote)Denver, CORemote$105,000–$130,000 / yearMining experience is strongly valued, particularly in mine dewatering, depressurization, pit inflow, pore-pressure estimation, water balance, closure, groundwater recovery, and hydrogeologic support for mine planning and operations. At ITASCA North America, modeling is not treated as a stand-alone exercise; it is used to understand complex hydrogeologic systems, test assumptions, evaluate uncertainty, and support practical decisions about water, risk, operations, permitting, and closure.
Associate Director, West Region - ADESA (Remote) CarvanaAssociate Director, West Region - ADESA (Remote)Denver, CORemoteThis position is subject to both inside and outside environmental working conditions, including temperature changes, outside weather conditions, slightly elevated ambient noise levels, and minor atmospheric conditions affecting skin or respiratory systems, such as fumes, odors and dusts associated with internal and external service station/convenience food and petroleum dispensing operations. Our Regional AD’s display an elevated level of understanding of operational, sales, and financial processes of our auction business and provide senior level leadership to their regions in delivering results on key business initiatives.
Principal Geochemist (Remote) ITASCA North AmericaPrincipal Geochemist (Remote)Denver, CORemote$150,000–$200,000 / yearYou will also help grow ITASCA North America's integrated consulting practice by building trusted client relationships, mentoring staff, guiding technical teams, and connecting geochemistry with our hydrogeology, geomechanics, engineering geology, and numerical modeling capabilities. Mining experience is strongly preferred, particularly in water quality modeling; geochemical characterization of mine waste, ore, and tailings; acid rock drainage; metal leaching; closure; and environmental support across the mine life cycle.
Industrial Hygienist - Remote CLEAR GLOBAL SOLUTIONS, LLCIndustrial Hygienist - RemoteDenver, CORemoteLead industrial hygiene and environmental health activities related to asbestos, lead, indoor air quality, radon, mold, moisture intrusion, drinking water quality, and PCB management. As an Industrial Hygienist / Environmental Health & Safety Specialist, you will apply your expertise to support regulatory compliance, risk mitigation, environmental stewardship, and safe facility operations across a diverse portfolio of federal facilities.
Power and Utility Sales Leader - Nationwide (Remote/Flexible) Multiple U.S. Locations Tetra Tech IncPower and Utility Sales Leader - Nationwide (Remote/Flexible) Multiple U.S. LocationsDenver, CORemote$150,000–$300,000 / yearPay Range - There are multiple factors that are considered in determining final pay for a position, including, but not limited to, relevant work experience and demonstrated work experience in the above role; skills, certifications, and competencies that align to the specified role; geographic location; and education, as well as contract provisions regarding labor categories that are specific to the position. With 30,000 employees working together, Tetra Tech provides clear solutions to complex problems by Leading with Science to address the entire water cycle, protect and restore the environment, design sustainable and resilient infrastructure, and support the clean energy transition.
Sr. Refrigeration Controls Engineer (Remote) US Foods Holding CorpSr. Refrigeration Controls Engineer (Remote)CORemote$110,000–$175,000 / yearThe Senior Refrigeration Controls Engineer is responsible for the design, programming, optimization, and support of refrigeration control systems across food distribution and cold storage facilities. Support controls infrastructure for ammonia (NH3) and Freon refrigeration systems including compressors, condensers, evaporators, vessels, pumps, valves, and defrost systems.
Mechanical Engineer, Refrigeration (Remote) US Foods Holding CorpMechanical Engineer, Refrigeration (Remote)Denver, CORemote$110,000–$170,000 / yearThis role provides subject-matter expertise for ammonia (NH), Co2 and Freon-based systems, ensuring safe operation, regulatory compliance, reliability, and energy efficiency in support of operational and business objectives. Internal Relationships: This role partners closely with Operations, Facilities, Maintenance, EHS, Asset Management, and Capital Engineering teams to ensure safe, reliable, and compliant refrigeration system performance.
Senior Project Hydrogeologist (Remote) ITASCA North AmericaSenior Project Hydrogeologist (Remote)Denver, CORemote$85,000–$105,000 / yearThis role is an important step in technical growth at ITASCA North America: you will take meaningful ownership of project work while continuing to develop your judgment, communication skills, project management capability, and client-facing confidence. The successful candidate will work independently on technical assignments, manage small- to medium-sized projects, support field investigations and modeling studies, and contribute to clear, practical technical reporting.
Field Service Engineer II (SDB/SEM) Denver, CO - REMOTE Thermo Fisher Scientific IncField Service Engineer II (SDB/SEM) Denver, CO - REMOTEDenver, CORemote$28.85–$43.27 / hourCombining hardware and software expertise in electron, ion, and light microscopy with deep application knowledge in the materials science, life sciences, electronics, and natural resources markets, the worldwide Electron Microscopy employees are dedicated to customers' pursuit of discovery and resolution to global challenges. Bachelor's degree and 3+ years of hands-on technical experience in electronic systems, installing, troubleshooting, repairing, and calibrating sophisticated analysis tools such as SEM, TEM, FIB, or similar systems.
NewField Service Engineer III (SDB/SEM) Denver, CO - REMOTE Thermo Fisher ScientificField Service Engineer III (SDB/SEM) Denver, CO - REMOTEDenver, ColoradoRemoteCombining hardware and software expertise in electron, ion, and light microscopy with deep application knowledge in the materials science, life sciences, electronics, and natural resources markets, the worldwide Electron Microscopy employees are dedicated to customers' pursuit of discovery and resolution to global challenges. Bachelor's degree and 3+ years of hands-on technical experience in electronic systems, installing, troubleshooting, repairing, and calibrating sophisticated analysis tools such as SEM , TEM , FIB , or similar systems.