Materials Scientist I Ion Storage SystemsMaterials Scientist IBeltsville, MDBuilt on a scalable, modular, three-dimensional ceramic structure, ION's batteries take a sustainable approach to next-generation energy storage and are ready to meet the demands of an increasingly electrified world across defense and aerospace, consumer electronics, electrified transportation, and renewable energy storage. Description: Ion Storage Systems is looking for a motivated, team-oriented scientist or engineer to join our Ceramics R&D team and help develop our next-generation solid-state lithium metal battery.
Consultant, Project Finance ERM International Group LtdConsultant, Project FinanceWashington, DC$84,980–$102,154 / yearWorking alongside leading development finance institutions such as the World Bank, Inter-American Development Bank (IDB), and International Finance Corporation (IFC), you will help deliver sustainable outcomes for projects spanning renewable energy, infrastructure, extractive industries, and low-carbon development. Who We Are: As the largest global pure play sustainability consultancy, we partner with the world's leading organizations, creating innovative solutions to sustainability challenges and unlocking commercial opportunities that meet the needs of today while preserving opportunity for future generations.
Director of Garden and Landscape Operations The Mount Vernon Ladies Association Of The UnionDirector of Garden and Landscape OperationsMount Vernon, VA$81,200–$101,500 / yearThe Director serves as a leader, collaborator, and ambassador for Mount Vernon's gardens and landscapes, fostering cross-departmental partnerships and helping to ensure that the estate's landscapes contribute meaningfully to preservation goals, educational initiatives, visitor experiences, and the interpretation of George Washington's agricultural and environmental legacy. As a key member of the Gardens and Landscapes leadership team, the Director works closely with the Executive Director to implement departmental priorities, advance departmental and institutional strategic goals, and support the preservation, interpretation, and stewardship of George Washington's historic estate.
NewGovernment Contracts Project Manager RTEC TreecareGovernment Contracts Project ManagerFalls Church, VAFull timeThe ideal candidate is highly organized, knowledgeable in federal contracting regulations (FAR), and confident working directly with contracting officers and internal cross-functional teams. This role is responsible for full lifecycle federal contract management, including compliance, documentation, procurement, invoicing, and opportunity tracking across GSA and non-GSA contract vehicles.
NewSenior Consultant - Building Simulation and Impact Evaluation Guidehouse IncSenior Consultant - Building Simulation and Impact EvaluationArlington, VA$89,000–$148,000 / yearBachelor's degree in an engineering, environmental science, or related discipline AND Three (3+) plus years relevant utilities industry or consulting experience within the utilities industry; Or Master's degree in an engineering, environmental science, or related discipline AND Two (2+) plus years relevant utilities industry or consulting experience within the utilities industry. Multiple sector experience in analysis of energy savings for common energy efficiency measures for residential, commercial, or industrial sectors (such as lighting, HVAC, motors and drives, industrial processes, controls, weatherization, electrification, and/or custom measures).
Sr. Compliance Safety Officer Virginia Polytechnic Institute and State UniversitySr. Compliance Safety OfficerAlexandria, VACompliance Safety Officer also supports Emergency Management by assisting with the delivery of program-specific training and education related to emergency preparedness, mitigation, business continuity, and disaster response across the Virginia Tech community. The university has a significant presence across Virginia, including Blacksburg, the greater Washington, D.C. area, the Health Sciences and Technology Campus in Roanoke, sites in Newport News and Richmond, and numerous Extension offices and research institutes.
NewResearch Associate Virginia Polytechnic Institute and State UniversityResearch AssociateVAThis position is supported through the funded project sponsored by the Virginia Tobacco Region Revitalization Commission, Meeting the Need of the CEA Industry Through Testing Services and Educational Material Development (2026-2028), and will play a key role in expanding research, testing services, educational programming, and technology adoption within the controlled environment agriculture (CEA) industry. The School of Plant and Environmental Sciences (SPES) at Virginia Tech seeks a Research Associate to support the Controlled Environment Agriculture (CEA) Innovation Center, a partnership between Virginia Tech and the Institute for Advanced Learning and Research (IALR) located in Danville, Virginia.
NewTransportation Data Scientist (AI Solutions) LeidosTransportation Data Scientist (AI Solutions)McLean, VirginiaThis role will involve assisting in the development and deployment of AI/ML models for applications such as vehicle load classification using weigh-in-motion (WIM) data and imagery, crash prediction in traffic management centers (TMCs), and creating data ecosystems for trustworthy AI. • Prepare and integrate datasets for AI use cases, including cleaning, normalizing, enriching, and fusing multi-source data (e.g., traffic logs, imagery, weather, and permitting records) while addressing quality issues like inconsistency, sparsity, and bias.
Compliance, Program Manager Jones Lang LaSalle IncCompliance, Program ManagerAshburn, VAWhat your day-to-day will look like: Lead and develop a team of three direct reports, including a Facilities Asset Supervisor, Facilities Business Operations Supervisor, and Facilities Program Lead, fostering their professional growth and operational excellence. Whether you've got deep experience in commercial real estate, skilled trades or technology, or you're looking to apply your relevant experience to a new industry, join our team as we help shape a brighter way forward.
Director of Grounds and Pest Control ABM Industries IncDirector of Grounds and Pest ControlWashington, DCThe Director manages staff and vendors, oversees budgets and resources, ensures high‑quality service delivery, and partners with internal stakeholders to support institutional goals in safety, sustainability, and operational excellence. The Director of Grounds and Pest Control provides strategic leadership and operational oversight for all campus grounds, landscaping, synthetic turf surfaces, pest control, waste management, and environmental sustainability programs.
Plant EHS Mgr. Engie SAPlant EHS Mgr.Washington, DC$140,760–$215,832 / yearIn lieu of a Bachelor's degree, a High School Diploma/GED and a minimum of ten (10) years of progressively responsible professional experience in Environmental Health & Safety (EHS), environmental compliance, engineering, chemistry, industrial operations, or a closely related field. Our comprehensive benefits package includes options for medical, dental, vision, life insurance, employer-paid short-term and long-term disability insurance, ESPP, generous paid time off including wellness days, holidays and leave programs.
Health & Safety Specialist Ferrovial SEHealth & Safety SpecialistManassas, VA$101,000–$129,000 / yearSupport case management of all occupational injuries/illness to include provision of care/treatment, arranging for and monitoring light-duty programs, managing an injured worker's return to work and supporting HR requests for Worker's Compensation information. The HSE Manager is responsible for ensuring compliance with all applicable local, state, and federal rules and regulations including Occupational Safety and Health Administration (OSHA), Department of Transportation (DOT) and Environmental Protection Agency (EPA).
EHS Specialist SaronicEHS SpecialistArlington, VAWe are seeking an ambitious and collaborative Environmental, Health and Safety (EHS) Specialist to support our fast-growing operations across Mission Services covering Vessel Testing, Depot Repairs, Field Services, Fulfilment, and Distribution. This position provides a unique opportunity to partner with multiple operational teams responsible for testing and servicing autonomous surface vessels across geographically diverse and highly regulated environments.
EHS Engineer III Blue OriginEHS Engineer IIIWashingtonand/or transports placardable amounts of hazardous materials by ground in any vehicle on a public road while in commerce, may be subject to additional Federal Motor Carrier Safety Regulations including: Driver Qualification Files, Medical Certification (obtained before onboarding), Road Test, Hours of Service, Drug and Alcohol Testing (CDL drivers only), vehicle inspection requirements, CDL requirements (if applicable) and hazardous materials transportation/shipping training. Implements EHS programs for the evaluation and control of potential hazards including, but not limited to industrial hygiene; fall protection; confined space; lock out tag out; process safety management; hazard assessments; hearing conservation and noise hazards; heat stress; and environmental management.
Sr. Consultant - Natural Resources Job | Esri Career Opportunity Environmental Systems Research Institute IncSr. Consultant - Natural Resources Job | Esri Career OpportunityVienna, VA$104,000–$177,840 / yearProfessional experience winning new work in collaboration with sales and business development teams including proposal management experience preparing executive summaries, solution definition, scope of work, staffing, and pricing. Lead project teams during the entire project lifecycle, including requirements, analysis, design, build, and implementation; collect and organize client requirements, objectives, and business workflows to translate into meaningful and actionable strategies and plans.
Consultant - Natural Resources Job | Esri Career Opportunity Environmental Systems Research Institute IncConsultant - Natural Resources Job | Esri Career OpportunityVienna, VA$82,160–$138,320 / yearProfessional experience winning new work in collaboration with sales and business development teams including proposal management experience preparing executive summaries, solution definition, scope of work, staffing, and pricing. 5+ years of experience supporting the design, implementation, and administration of enterprise geospatial technology (ArcGIS Online, ArcGIS Pro, ArcGIS Enterprise, and/or ArcGIS Platform).
Industrial Hygiene Project Manager ECS LtdIndustrial Hygiene Project ManagerChantilly, Virginia$60,000–$90,000 / yearECS is currently ranked #60 in Engineering News-Record’s Top 500 Design Firms (April 2026), #148 in Engineering News-Record’s Top 200 Environmental Firms (October 2025) and #50 in Zweig Group’s Hot Firm List (May 2025). What You'll Do: The Environmental Project Manager I manages environmental consulting projects of low to moderate complexity through all phases of execution, including planning, staffing, technical delivery, client communication, and financial management.
EHS Compliance & Risk Advisor, Data Center Operations Nscale ASEHS Compliance & Risk Advisor, Data Center OperationsAshburn, VA$140,000–$165,000 / yearPartner directly and independently with Ops, construction, and engineering teams to embed compliance requirements into daily operations and project workflows, from construction oversight through operational/facility-ready turnover and manage external environmental or regulatory consultants, as required. This role serves as the SME for environmental and safety regulatory requirements, audit management, and enterprise risk identification, ensuring the organization stays ahead of regulatory obligations across jurisdictions,while serving as a trusted compliance partner to Operations, Engineering, and Construction.