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Contractor Science Jobs in Jessup, MD

US Mental Health Therapist (Contractor) - Remote

Spring Health

$70 - $150 HOUR

Washington DC, DC

Provide psychotherapy to clients with benefits ranging from short-term goal-focused EAP, to employer health plans allowing many sessions as medically necessary. Our clinically validated technology, Precision Mental Healthcare, empowers us to deliver the right care at the right time—whether it’s therapy, coaching, medication, or beyond—tailored to each individual’s needs.

12 days ago
Systems Engineer

UNITY COMPASS LIMITED LIABILITY COMPANY

Springfield, VA

We are hiring Systems Engineers at the Mid, Senior, and Subject Matter Expert (SME) levels to support enterprise-level geospatial intelligence (GEOINT) capabilities across mission-critical national security programs. The ideal candidates will apply strong systems engineering, architecture, integration, and mission analysis skills to guide the development, modernization, deployment, and optimization of complex systems across the Intelligence Community (IC).

3 days ago
Research Analyst, Personal Services Contractor

United States Institute of Peace

Washington, DC

The Research Analyst will support the South Asia program on a wide range of research tasks including but not limited to conducting background research, editing, and providing other support on topics related to international peace and security, long-term US national security strategy, and Asia. One (1) year of relevant work experience related to South Asia required, as well as academic training relevant to policy issues in the region and the institutions, and tools of U.S. foreign and security policy. .

30+ days ago
Commercial Construction Project Manager - Healthcare & Life Sciences

HITT Contracting

Falls Church, VA

The PM provides leadership and serves as the liaison between project team members to promote the interest of both the business and clients in all matters, as well as demonstrate the characteristics of a mid-level leader. Every day, our team members do amazing things in pursuit of our shared purpose to build trust with our clients, partners, subcontractors, and teammates.

12 days ago
Engineer, Journeyman (AQT - Office of the Deputy Asst. Sec. for Science, Technology, Maturation & Logistics)

OBXtek Inc.

Pentagon/WDC, District Of Columbia

Develops and implements plans, policies, and procedures for Air Force S&T, laboratory management, technology transition (to include Joint Capability Technology Demonstrations), Technology Cooperation Program, technology transfer, development planning (DP), and experimentation. Leads the Systems Security Engineering activities that include the identification and protection of critical program information (CPI) and functions, elimination or mitigation of cyber vulnerabilities, and program protection planning.

30+ days ago
Independent Contractor - Janitorial Services

City Wide Facility Solutions

$1 annual

Temple Hills, MD

City Wide Facility Solutions is the largest management company in the building maintenance industry, facilitating janitorial and more than 20 additional maintenance services for every client. But we do more than manage maintenance services for commercial facilities – we pride ourselves on being a partner that helps save time and solve problems!

30+ days ago
Commercial Construction Assistant Project Manager - Healthcare & Life Sciences

HITT Contracting

Falls Church, VA

Gather data, interpret it into meaningful information, and relay that information through clear, concise communication strategies; ability to see how pieces and processes fit into and affect the bigger picture/business model. An Assistant Project Manager (APM) obtains, evaluates, coordinates and distributes the information and authorizations necessary to construct projects on time, within budget and to the quality specified.

12 days ago
Commercial Construction Superintendent - Healthcare & Life Sciences

HITT Contracting

Falls Church, Virginia

Ensure complete, accurate daily documentation of work orders/tickets, understanding subcontractor scope of work to avoid unnecessary change orders, and identifying problems early and act immediately to provide solutions. The Superintendent provides leadership and serves as the liaison between project team members to promote the interest of both the business and clients in all matters, as well as demonstrate the characteristics of a mid-level leader.

2 days ago
Independent Contractor - Janitorial Services - Tysons Corner 22182

City Wide Facility Solutions

Tysons, VA

City Wide is expanding—and we’re looking for experienced janitorial professionals to join our trusted network of partners. If you’re ready to earn more, grow faster, and build your business with a team that’s changing the game in the janitorial industry — now’s the time.

10 days ago
Independent Contractor - Janitorial Services - Arlington 22210

City Wide Facility Solutions

Arlington, VA

City Wide is expanding—and we’re looking for experienced janitorial professionals to join our trusted network of partners. If you’re ready to earn more, grow faster, and build your business with a team that’s changing the game in the janitorial industry — now’s the time.

10 days ago
Independent Contractor - Janitorial Services - Springfield 22153

City Wide Facility Solutions

Springfield, VA

City Wide is expanding—and we’re looking for experienced janitorial professionals to join our trusted network of partners. If you’re ready to earn more, grow faster, and build your business with a team that’s changing the game in the janitorial industry — now’s the time.

10 days ago
Independent Contractor - Janitorial Services - McLean 22102

City Wide Facility Solutions

McLean, VA

City Wide is expanding—and we’re looking for experienced janitorial professionals to join our trusted network of partners. If you’re ready to earn more, grow faster, and build your business with a team that’s changing the game in the janitorial industry — now’s the time.

10 days ago
Independent Contractor - Janitorial Services - Alexandria 22334

City Wide Facility Solutions

Alexandria, VA

City Wide is expanding—and we’re looking for experienced janitorial professionals to join our trusted network of partners. If you’re ready to earn more, grow faster, and build your business with a team that’s changing the game in the janitorial industry — now’s the time.

10 days ago
Commercial Construction Senior Project Manager - Healthcare & Life Sciences

HITT Contracting

Falls Church, VA

Every day, our team members do amazing things in pursuit of our shared purpose to build trust with our clients, partners, subcontractors, and teammates. The Senior Project Manager’s role is to effectively manage both small and large scale projects from discovery and design to development and implementation.

8 days ago
Commercial Construction Assistant Superintendent - Healthcare & Life Sciences

HITT Contracting

Falls Church, VA

The Assistant Superintendent (Assistant Supt.) supports managing work flow consistent with the project schedule, communicates project priorities to field staff and subcontractors, maintains daily log/report of all activities and site conditions, and manages the punch list and closeout process through owner/architect acceptance. Ensure complete, accurate daily documentation of work orders/tickets, understand subcontractor scope of work to avoid unnecessary change orders, and identify problems early and act immediately to provide solutions.

12 days ago
Engineer, Senior (AQT, Office of the Deputy Asst. Secretary for Science, Technology, Maturation & Logistics)

OBXtek Inc.

Pentagon/WDC, District Of Columbia

This position supports engineering matters for AQR with responsibilities for planning, programming, and budgeting efforts for the Air Force Science and Technology (S&T) portfolio, as well as the Air Force experimentation, prototyping, development planning, and technology integration programs. Well qualified individuals will utilize engineering knowledge to perform contractor support functions in support of USAF and USSF capabilities through staffing processes, advising on policies and programs, and through task management (i.e., TMT/ETMS2/CATMS).

30+ days ago
Landscaping Independent Contractor Vienna, VA 22180

City Wide Facility Solutions

Vienna, VA

City Wide is actively seeking skilled, reliable landscaping companies to meet the growing needs of our clients—and we want you on our team. If you're ready to grow faster, earn more, and be part of a team that’s redefining success in the industry, it’s time to make your move.

30+ days ago
Landscaping Independent Contractor Arlington, VA 22201

City Wide Facility Solutions

Arlington, VA

City Wide is growing fast—and we’re looking for skilled, reliable landscaping professionals to join our trusted network. If you’re ready to grow faster, earn more, and partner with a team that’s redefining success in the landscaping industry — now’s the time.

10 days ago