2,100 Results for

Senior Environmental Jobs in Crystal, VA

Jobs

Intern/Co-op - Environmental (Summer 2027) Langan Engineering & Environmental Services

Arlington, Virginia

$23–$32 / hour

Learn data management and modeling tools for environmental media, how to perform engineering analyses, and how to properly use field equipment; Conduct; file reviews, site reconnaissance, and prepares reports; Prepare laboratory data summary tables and figures; Effectively use reports, maps, drawings, engineering plans, tests, and aerial photographs to assess soil composition, terrain, hydrological characteristics, and topographical and geologic data and their impact on the planning and design of projects; Performs other duties as requested. Student actively pursuing a four year or advanced degree in Environmental Engineering, Environmental Science, or Geology; Cumulative GPA of 3.0 or greater; Strong attention to detail with excellent analytical and judgment capabilities; Ability to effectively work independently and in a team environment; Working knowledge of GIS or environmentally related software, and Microsoft Office Suite applications; Excellent written and verbal communication skills; Strong attention to detail with excellent analytical, multitasking, and judgment capabilities; Ability to effectively work independently and in a team environment; and.

24 days ago

Senior Red Team Operator Bart & Associates Inc

Washington, DC

$135,000–$154,000 / year

Our team of cleared professionals specializes in Agile DevSecOps, Cloud Migration and Modernization, Data Science and Analytics, Human Capital Management, Operations and Enablement, Application Transformation, All-Source Intelligence, Geospatial Production, Engineering and Integrated Services, and Cybersecurity. In recognition of all these efforts, B&A has been named a Companies as Responsive Employers (CARE) award recipient by Northern Virginia Family Services and nominated by the Northern Virginia Chamber of Commerce for Outstanding Corporate Citizenship Award.

9 days ago

Senior Financial Analyst, Capital Markets The Nature Conservancy

Washington

The Senior Financial Analyst, Capital Markets is responsible for providing highly specialized services in one or more of the following functions: financial analysis and reporting; financial management; Profit & Loss accounting; or similar financial activities for the Capital Markets Management team, and across multiple business segments within the Global Finance business unit as well as business units outside of Global Finance. Tasks may include the development of funding strategies that support TNC transactions, review and management of internal and external debt, managing TNC credit ratings, support the BUs in large transactions and prepare financial and risk analyses that inform leadership evaluation of prospective conservation finance transactions and lending decisions.

8 days ago

Senior Foreign Material SME (Operations Research Analyst 5)- 30740 Huntington Ingalls Industries Inc

Washington, DC

$144,501–$205,000 / year

We are seeking a highly experienced Senior Subject Matter Expert (SME) in the Washington, DC area to provide strategic guidance, technical expertise, and senior level advisory support in the assessment and identification of foreign material across cyber, air, sea, and other operational domains. In this role, you will support Department of the Air Force (DAF) and Department of War (DOW) priorities, working closely with the U.S. Intelligence Community and other government partners to enable the acquisition, testing, and disposition of foreign material and associated test assets.

10 days ago

Systems Architect Senior Amentum

Washington

$185,000–$190,000 / year

Your day-to-day responsibilities will include: Lead architectural design and development efforts for enterprise-level applications using technologies including C#, Java, JavaScript, CSS, MVC, NET, and SQL. Design and implement scalable, maintainable solutions leveraging T-SQL, JavaScript frameworks, and scripting languages, while ensuring code structure follows best practices.

9 days ago

Senior Inspector (Cyber) Amentum

Washington

$150,000–$185,000 / year

Ensures proper documentation of interview results for assembly into inspections reports, identifying potentially controversial findings, issues, or problems with widespread impacts; must identify sources of concern, issues, problems, complaints, or concepts associated with missions and program functions. Individual must display maturity in assessing issues and communicating with individuals of varying levels of responsibility and management; have the ability to identify counterintelligence and foreign intelligence indicators; review inspectable data and information that involves cross-checking, analyzing, and interpreting relevant information.

9 days ago

Social Scientist, Senior CACI

Fort Meade, Maryland

Working across Geographic and Functional Combatant Commands, you will collaborate with military planners, intelligence professionals, and operational leaders to assess the information environment, analyze audience behaviors and influence networks, and evaluate the effectiveness of operations. Pay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications.

4 days ago

Senior Environmental Scientist Dewberry

Fairfax, Virginia

$124,000–$164,000 / year
Full time

Environmental certifications including Professional Wetland Delineator (PWD), Professional Wetland Scientist (PWS), Virginia State Waters Delineator (VSWD), ISA Certified Arborist, or similar certification is preferred. This full-time opening will provide the applicant with the opportunity to work as a part of a highly collaborative team in all facets of the environmental services we provide, including wetland science, regulatory permitting, NEPA documentation, and construction compliance in the Mid-Atlantic region.

30+ days ago

Stem Development Office Senior Program Analyst Applied Research Associates, Inc.

Arlington, VA

$100,000–$120,000 / year

The Mission Concepts and Capabilities (MCC) division of Applied Research Associates, Inc (ARA) is seeking a STEM Development Office Support Senior Program Analyst to support the development, management, evaluation, and analysis of Department of War (DoW) Science, Technology, Engineering and Math (STEM) education, outreach, and workforce initiatives. COMPANY INFORMATION: Applied Research Associates, Inc. is an employee-owned international research and engineering company recognized for providing technically superior solutions to complex and challenging problems in the physical sciences.

7 days ago

Sr. Litigation Specialist (Remote) CSAA Insurance Group

Washington, DC

Remote

$89,865–$119,800 / year

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7 days ago

Senior Lead Environmental Specialist Maryland Environmental Service

Millersville, Maryland

Bachelors Degree in environmental science, engineering, ecology or a related field from an accredited college or university plus six years of experience in environmental science, regulations, engineering or management, three years of which must have included responsibility managing environmental projects. This position provides senior project management and technical oversight for environmental science, engineering, construction, remediation or environmental education and outreach, and planning activities and services.

30+ days ago

Senior GIS Analyst HDR Inc

Vienna, VA

$97,020–$138,600 / year

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7 days ago

Senior Software Developer Parsons Corp

$125,100–$225,200 / year

What Required Skills You'll Bring: Bachelor's degree or higher in Computer Science, Data Engineering, Data Science, Software Engineering, Information Systems, or a related technical field. Experience with document layout analysis, including detection of paragraphs, tables, figures, captions, headers, footers, and annotations.

7 days ago

Technical Requirements & PMO Modernization Senior Associate (Business Analysis, Senior Associate) The Mil Corp

Arlington, VA

$195,000–$205,000 / year

The Senior Associate supports enterprise modernization initiatives by working closely with senior client stakeholders, technical teams, and the PMO to define requirements, coordinate planning activities, and support the implementation of new processes and capabilities. This role serves as a key liaison between client leadership, engineering teams, application teams, and the PMO to translate business and technical needs into clearly defined requirements, deliverables, and actionable plans.

8 days ago

Senior Infoblox DDI Engineer Diné Development Corporation

Fort Meade, Maryland

$90,000–$110,000 / year

The successful candidate will work closely with network, cybersecurity, and operations teams to ensure reliable, secure, and scalable enterprise infrastructure services supporting DODNet modernization initiatives. The engineer will provide design, implementation, testing, integration, and sustainment support for enterprise Infoblox DNS, DHCP, and IP Address Management (DDI) services within complex Department of Defense environments.

5 days ago

Senior Network Engineer - Routing & Switching Diné Development Corporation

Fort Meade, Maryland

$110,000–$128,000 / year

NOVA-Dine is seeking a Senior Network Engineer - Routing & Switching to support the Defense Enclave Services (DES) DODNet Migration Execution Services (MES-NET) program at Fort Meade, Maryland. Diné Development Corporation (DDC) is a Navajo Nation–owned family of companies that provides government agencies and commercial organizations with high-quality IT, professional, environmental, and research and development services.

5 days ago

Senior Business Development Manager, US Navy Planet Labs

Arlington, VA

$132,960–$166,160 / year

This individual will lead execution of the entire business development lifecycle starting with the identification and understanding of critical operational needs, along with shaping of program requirements, budget, and procurement processes to ensure Planet solutions are delivered to meet those warfighter needs. Experience working across multiple parts of the US National Security Community - DoW and IC, to include: Serving in a role leading Operational support and execution functions, leveraging GEOINT, Data, Space, Intelligence, Airborne capabilities for Maritime Domain Awareness and support to targeting.

13 days ago

Senior Application Programmer / Java Developer Revolutional, LLC

Mclean, VA

Remote

$130,000–$166,000 / year

We apply modern capabilities, including AI/ML, cloud, cybersecurity, and IT modernization to solve complex challenges, enable faster and more secure operations, and drive measurable mission outcomes. The Senior Application Programmer / Java Developer will develop, test, and maintain applications using Java and modern web technologies while working in a continuous integration and continuous delivery (CI/CD) environment.

10 days ago

Senior Data Engineer, GMS Data Team Planet Labs

Arlington, VA

$142,800–$178,500 / year

EAR/ITAR Requirements: This position requires access to export-controlled information, and as such, employment (or hiring of a contractor) is contingent upon the candidate's ability to access all applicable export-controlled information without additional export licensing being required by the Bureau of Industry and Security and/or the Directorate of Defense Trade Controls. About the Role: As a Senior Data Engineer at Planet, you will own, architect and build production, enterprise-scale data ecosystems using modern cloud technologies, to power mission-critical, customer-facing products.

13 days ago

Sr. AI/ML Engineer II 6883 Metrostar Systems

Tysons Corner, VA

$180,000–$205,000 / year

AI/ML Engineer II, you will design, build, deploy, and maintain production-ready AI and machine learning solutions, leveraging advanced ML techniques to support Retrieval-Augmented Generation (RAG) capabilities and drive mission-focused outcomes. At least 6 years of experience designing, implementing, and maintaining data architectures and services supporting AI/ML solutions, including model optimization, evaluation, and maintenance through Agile user stories and DevSecOps CI/CD pipelines.

9 days ago

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Senior Environmental Jobs in Crystal, VA

Intern/Co-op - Environmental (Summer 2027) Langan Engineering & Environmental Services

Senior Red Team Operator Bart & Associates Inc

Senior Financial Analyst, Capital Markets The Nature Conservancy

Senior Foreign Material SME (Operations Research Analyst 5)- 30740 Huntington Ingalls Industries Inc

Systems Architect Senior Amentum

Senior Inspector (Cyber) Amentum

Social Scientist, Senior CACI

Senior Environmental Scientist Dewberry

Stem Development Office Senior Program Analyst Applied Research Associates, Inc.

Sr. Litigation Specialist (Remote) CSAA Insurance Group

Senior Lead Environmental Specialist Maryland Environmental Service

Senior GIS Analyst HDR Inc

Senior Software Developer Parsons Corp

Technical Requirements & PMO Modernization Senior Associate (Business Analysis, Senior Associate) The Mil Corp

Senior Infoblox DDI Engineer Diné Development Corporation

Senior Network Engineer - Routing & Switching Diné Development Corporation

Senior Business Development Manager, US Navy Planet Labs

Senior Application Programmer / Java Developer Revolutional, LLC

Senior Data Engineer, GMS Data Team Planet Labs

Sr. AI/ML Engineer II 6883 Metrostar Systems

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