May 22, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
Trademasters Service and Envirotech, under ET&T JV, LLC Joint Venture https://ettjv.com/ are seeking an experienced, highly organized Project Manager to oversee multi-million-dollar federal contracts supporting federal facilities in Maryland. This role requires a hands-on leader managing multiple concurrent projects across a fast-paced, mission-critical environment, ensuring high-quality delivery from planning through project closeout.
Baltimore, MD30+ days ago
This position offers the opportunity to work on groundwater investigations, environmental assessments, and remediation projects while collaborating with experienced engineers, geologists, and scientists. Experience with groundwater modeling software (e.g., MODFLOW, Visual MODFLOW, Groundwater Vistas) .
Lennar is one of the nation's leading homebuilders, dedicated to making an impact and creating an extraordinary experience for their Homeowners, Communities, and Associates by building quality homes and providing exceptional customer service, giving back to the communities in which we work and live in, and fostering a culture of opportunity and growth for our Associates throughout their career. Research and analyze approvals/permits, zoning, engineering plans, improvement estimates, off-site, phase 1 environmental reports, improvements/contributions, soils/geology, wetlands, utilities, affordable housing component/contribution, surveys and building costs.
Springfield, VA30+ days ago
Mgr Programs 3: 8 years relevant experience with Bachelors in related field; 6 years relevant experience with Masters in related field; or High School Diploma or equivalent and 12 years relevant experience. Mgr Programs 2: 6 years relevant experience with Bachelors in related field; 4 years experience with Masters in related field; or High School Diploma or equivalent and 10 years relevant experience.
Washington, DC, DC28 days ago
Strong knowledge of building systems and construction methods, including mechanical, plumbing, roofing, HVAC, electrical and elevators in high-rise, mid-rise and garden style communities, experience to include a strong understanding of complex central plant mechanical systems (cooling towers, heat exchangers, boilers, chillers, pumping systems, BAS) and site life safety systems (fire panel, wet/dry sprinklers, generators, etc.) and elevator maintenance. • Develop, implement, maintain and train all Emergency and Disaster Plans, Integrated Pest Management, Environmental Hazards and all Safety related procedures and policies • Support procurement and performance services related to maintenance, including, but not limited to, vendor service and general contracts, such as waste disposal, preventive maintenance, pest management, capital projects and repairs at the sites and all associated equipment in a safe and workmanlike manner in accordance with company policies and procedures.
Springfield, VA30+ days ago
Mgr Programs 3: 8 years relevant experience with Bachelors in related field; 6 years relevant experience with Masters in related field; or High School Diploma or equivalent and 12 years relevant experience. Mgr Programs 2: 6 years relevant experience with Bachelors in related field; 4 years experience with Masters in related field; or High School Diploma or equivalent and 10 years relevant experience.
Gaithersburg, MD30+ days ago
While performing the duties of this job which coincide with visits to property sites, the employee may occasionally be exposed to wet and/or humid conditions; moving mechanical parts; high, precarious places; fumes or airborne particles; toxic or caustic chemicals; outside weather conditions; extreme cold; extreme heat; risk of electrical shock; and vibration. This role is exempt and has an anticipated annual pay range of $100k-$120k for a new employee depending on a number of relevant factors including individuals’ experience, qualifications, knowledge, skills, abilities, client/property or company budgetary limitations/guidelines, and other job-related company and market considerations.
HII - Mission Technologies is currently seeking a SME Information System Security Manager (ISSM) to work out of Fairfax, VA in support of the DoD/DoW Advana War Data Platform designed to aggregate operational, intelligence, logistics, and sensor data from multiple domains, enable Joint All-Domain Command and Control (JADC2) by providing a common data fabric, and support AI/ML applications for predictive analytics, targeting, and mission planning. • 15 years relevant experience with Bachelors in related field; 13 years relevant experience with Masters in related field; 10 years relevant experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 19 years relevant experience.
Springfield, VA30+ days ago
This position is part of our Cyber and Intelligence division, which plays a critical role in supporting Enterprise-Level Security and Modernization efforts across IT infrastructure, cybersecurity, physical facilities, and personnel operations. Our capabilities range from C5ISR, AI and Big Data, cyber operations and synthetic training environments to fleet sustainment, environmental remediation and the largest family of unmanned underwater vehicles in every class.
HII – Mission Technologies is seeking a highly experienced and mission‑driven Mission Operations Lead to oversee the execution of complex, globally dispersed technical operations across Department of Defense (DoD) and U.S. Government programs. Responsibilities include leading subcontractor performance, managing technology fielding and sustainment activities, driving operational alignment with mission needs, and proactively mitigating global supply chain and mission risks.
HII - Mission Technologies is currently seeking a Senior IT Asset Manager to work out of Fairfax, VA in support of the DoD/DoW Advana War Data Platform designed to aggregate operational, intelligence, logistics, and sensor data from multiple domains, enable Joint All-Domain Command and Control (JADC2) by providing a common data fabric, and support AI/ML applications for predictive analytics, targeting, and mission planning. • Applies disciplined asset governance practices to advance operational continuity, configuration accuracy, and mission assurance across complex system landscapes supporting joint service users and Combatant Command stakeholders.
Arlington, VA30+ days ago
6 years relevant progressive experience with Bachelors in related field; 4 years relevant progressive experience with Masters in related field; or High School Diploma or equivalent and 10 years relevant progressive experience. Our workforce includes skilled tradespeople; artificial intelligence, machine learning (AI/ML) experts; engineers; technologists; scientists; logistics experts; and business administration professionals.
Additional responsibilities include authorizing work releases, approving and closing work packages, managing access and key control, maintaining awareness of configuration changes and activity integration, and serving as the lock and tag (LOTO) control administrator to protect staff from hazardous energy releases through robust program oversight, audits, and training. The Day Shift Manager (DSM) provides comprehensive leadership for day-shift operations in a Category 3 Nuclear Laboratory, directing Shift Operations Managers, Chemical Technologists, and Stationary Operating Engineers to ensure laboratory activities are planned, scheduled, and conducted safely and efficiently.
Alexandria, VA30+ days ago
As the Project Environmental Manager, you will develop, implement and monitor project site environmental conditions to comply with environmental agency regulations and mitigate potential environmental liabilities. Implements and trains project work crews and management teams regarding potential environmental issues and procedures.
Germantown, MD22 days ago
We invite you to bring your bold ideas and big dreams and become part of a global team of over 50,000 planners, designers, engineers, scientists, digital innovators, program and construction managers and other professionals delivering projects that create a positive and tangible impact around the world. Knowledge of FERC requirements and related experience with preparing FERC Section 7(c) resource reports and pre-filing process, environmental permitting, NEPA, relevant environmental regulations and processes, and related environmental considerations desired.
Manassas, Virginia17 days ago
li>Support 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).
An employees pay position within the salary range will be based on several factors including, but not limited to, relevant education, qualifications, certifications, experience, skills, seniority, geographic location, performance, shift, travel requirements, sales or revenue-based metrics, any collective bargaining agreements, and business or organizational needs. Builds effective relationships with customers, design team, subcontractors, suppliers, and user groups that reflect and support company core values and meets or exceeds the customer's expectations.
p>Coordinate and facilitate safety training and incentive programs, maintain statistical information on costs and frequency, perform accident investigations, manage safety personnel and consultants, including the following specific tasks: - Jobsite visits/safety audits - frequency as dictated by project and/or project personnel. An employees pay position within the salary range will be based on several factors including, but not limited to, relevant education, qualifications, certifications, experience, skills, seniority, geographic location, performance, shift, travel requirements, any collective bargaining agreements, and business or organizational needs.
Manassas, Virginia15 days ago
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). Once completed, the project will include three toll-free general-purpose lanes in each direction and two express lanes in each direction with a state-of-the-art open-road electronic toll collection system.
In this role, you will lead the environmental permitting for complex infrastructure projects across North America including very large design-build, progressive design-build (PDB), public-private partnerships (P3), and construction manager/general contractor (CM/GC) contracts. Our construction-focused engineering approach involves a multidisciplinary team working together to maximize value for clients by improving schedules, controlling costs, and minimizing risk on infrastructure projects.
Germantown, MD22 days ago
We invite you to bring your bold ideas and big dreams and become part of a global team of over 50,000 planners, designers, engineers, scientists, digital innovators, program and construction managers and other professionals delivering projects that create a positive and tangible impact around the world. Knowledge of FERC requirements and related experience with preparing FERC Section 7(c) resource reports and pre-filing process, environmental permitting, NEPA, relevant environmental regulations and processes, and related environmental considerations desired.
Prince William County, VA1 day ago
p>Ability to walk, stand, stoop, kneel, crouch, crawl, use hands to handle, or feel objects, tools, or controls, reach with hands and arms, climb or balance; and occasionally lift/push/pull up to 25 pounds. Prince William County Division of Risk & Wellness Services is seeking an experienced Senior Environmental Health & Safety Manager to lead and oversee environmental compliance, safety programming, and employee wellness initiatives.
Arlington, VA30+ days ago
We invite you to bring your bold ideas and big dreams and become part of a global team of over 50,000 planners, designers, engineers, scientists, digital innovators, program and construction managers and other professionals delivering projects that create a positive and tangible impact around the world. AECOM is actively growing the East Region Environmental Planning & Permitting (EPP) practice and is seeking an Environmental Project Manager for its Nuclear and Radiological Services Group within the southeastern EPP Department.
Chantilly, Virginia30+ days ago
For additional information about ECS, visit: www.ecslimited.com.. - The following US Military ranks will qualify for this position IF they also meet the education and licenses requirements from the above section titled "Required Qualifications":
Arlington, VA30+ days ago
ul>Lead multi-media environmental permitting efforts for the life-cycle of a project from initial due diligence, through preparation of applications, strategic compliance support throughout construction and ongoing operational compliance; Interact with and build relationships with clients, contractors/subcontractors, and internal practice leaders with a strong commitment to customer service and responsiveness to client needs; Deliver on multiple fast-paced projects and tasks within specific budgets, schedules, and deadlines; Prepare permit applications and compliance programs for multiple environmental media, including air, wastewater, stormwater, waste, spill prevention and storage tanks, EPCRA (Tier II, TRI); Perform multi-media environmental compliance audits, gap assessments, inspections, and program reviews; Develop and support implementation and management of various monitoring and spill prevention and contingency plans/programs (SPCC, FRP, SPR, SWPPP, Hazardous Waste Contingency Plans, TOMP, Slug Control, etc.); Provide direct oversight and management of junior staff for specific project assignments; Lead and/or assist in the preparation of proposals including development of scope and costs; Manage project budgets and assist in invoicing as project or task manager; Conduct field support at client sites including routine site inspections, collection of samples, and on-call support; Train and mentor junior staff; and. CHMM) is strongly preferred; 40-hour OSHA HAZWOPER certification preferred; Ability to effectively manage multiple clients and projects; Ability to work well on multi-disciplinary projects; Willingness and ability to maintain and develop existing client relationships as well as identify new opportunities is strongly desired; Basic understanding of common industrial activities and the relationships among environmental media /regulations (e.g.
We manage permitting and environmental review processes (environmental impact statements [EISs] and environmental assessments [EAs]) that include consultation with regulatory agencies; public involvement; collection of baseline data, preparation of special studies, analysis of environmental, cultural, socioeconomic, and other impacts; and specification of measures to mitigate adverse impacts. Pay Range - There are multiple factors that are considered in determining final pay for a position, including, but not limited to, relevant work experience, skills, certifications and competencies that align to the specified role, geographic location, education and certifications as well as contract provisions regarding labor categories that are specific to the position.
p>This role manages the full operation of the Environmental Simulation (Performance) Lab, including technical staff leadership, revenue budget oversight, project coordination, equipment upkeep and calibrations, development of new or reinstated service offerings (including CAPEX proposals), and operational excellence. Our Baltimore Environmental Simulation Lab delivers comprehensive mechanical and climatic testing to help clients across diverse industries-including consumer electronics, industrial equipment, telecommunications, automotive, and emerging technologies-ensure product reliability and compliance.
Baltimore, MD30+ days ago
have experience leading and managing a team and is a leader who develops and motivates a team to exceed the expectations of clients and customers of a housekeeping system; have experience effectively managing projects within agreed upon timelines; are results and safety driven; have knowledge of housekeeping systems and procedures; have experience improving patient satisfaction, and driving full compliance; have 3-5 years previous custodial / housekeeping or similar management experience; are proficient with computers and other technology. Our Sodexo Health Care Environmental Services/Housekeeping teams work to direct housekeeping operations at health care client locations, partnering with them to deliver innovative solutions.
Baltimore, MD30+ days ago
ul>have experience leading and managing a team and is a leader who develops and motivates a team to exceed the expectations of clients and customers of a housekeeping system; have experience effectively managing projects within agreed upon timelines; are results and safety driven; have knowledge of housekeeping systems and procedures; have experience improving patient satisfaction, and driving full compliance; have 3-5 years previous custodial / housekeeping or similar management experience; are proficient with computers and other technology. The successful candidate will need to be flexible to work a Day Shift schedule that could fluctuate between 6am-3pm and 10am-6pm depending on the needs of the business, that also includes some rotating weekends and holidays where support is required.
Baltimore, MD30+ days ago
ul>have experience leading and managing a team and is a leader who develops and motivates a team to exceed the expectations of clients and customers of a housekeeping system; have experience effectively managing projects within agreed upon timelines; are results and safety driven; have knowledge of housekeeping systems and procedures; have experience improving patient satisfaction, and driving full compliance; have 3-5 years previous custodial / housekeeping or similar management experience; are proficient with computers and other technology. The successful candidate will need to be flexible as the shift could vary between Day and Second shift depending on business needs, that also includes some rotating weekends and holidays where support is required.
This individual will be responsible fordriving business development for Phase 1 and 2 ESAs, PCAs, and subsurface investigation services, coordinate and oversee field inspections, reporting, and conduct technical inspections as needed, interview and recommend new hires and independent contractors and learn and use Salesforce for proposals, follow up with clients, and collaborate with team members for Red Tape Due Diligence services. Visit Us:https://www.dfmdevelopment.com/ .
MITCHELLVILLE, Maryland23 days ago
Reston, Virginia30+ days ago
We manage permitting and environmental review processes (environmental impact statements [EISs] and environmental assessments [EAs]) that include consultation with regulatory agencies; public involvement; collection of baseline data, preparation of special studies, analysis of environmental, cultural, socioeconomic, and other impacts; and specification of measures to mitigate adverse impacts. Pay Range - There are multiple factors that are considered in determining final pay for a position, including, but not limited to, relevant work experience, skills, certifications and competencies that align to the specified role, geographic location, education and certifications as well as contract provisions regarding labor categories that are specific to the position.
p>Extraordinary teams building inspiring projects: Since 1898, we have helped customers complete more than 25,000 projects in 160 countries on all seven continents that have created jobs, grown economies, improved the resiliency of the worlds infrastructure, increased access to energy, resources, and vital services, and made the world a safer, cleaner place.
Education and Experience Requirements:
- Education: Bachelor of Science degree or Master's degree (or international equivalent) related to environmental sciences (e.g., field biology, or natural resources) or physical sciences (e.g., geology, meteorology), or environmental engineering from an accredited college or university.
Collaborate with Nursing and Facilities teams to address high-risk areas or outbreaks (flu, RSV, COVID-19) and implement infection prevention protocols, including isolation cleaning procedures. Collington’s vision is to thrive as a community of people living, working, and serving together, bringing alive a spirit of collaboration, generosity, and mutual respect in our relationships and decision-making.
ECS 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). Bachelor and/or Master of Science in Civil Engineering, Environmental Engineering, or other Engineering degree applicable to Environmental Consulting, Natural or Environmental Science, Geology, or other degree relevant to the practice of Environmental Consulting.