586 Results for

Government Contractor Jobs in Greenbelt, MD

Jobs

West Friendship, MD14 days ago

$29.99–$29.99 Per Hour

A minimum of two (2) years of experience as a Law Enforcement Officer and/or Military Police Officer, or six (6) months of experience as a security officer involved in the detention of civil or administrative detainees, or two (2) years of active-duty military service with an honorable discharge. Paragon Professional Services is seeking Transportation Officers for Armed Ground Transportation Services for the Department of Homeland Security (DHS) Immigration and Customs Enforcement (ICE) in Maryland.

Washington DC, DC14 days ago

The contractor will provide the requisite staff and expertise to effectively support the CTPP's unique lines of effort that includes but is not limited to counterterrorism policy development, science and technology program implementation, program evaluation and assessment, and interagency exercise activities. Ability to provide ad hoc and surge support services to support the development, implementation and execution of CTPP related initiatives including: The coordination, development, and implementation of CT programs in support of National Strategies and Presidential Directives.

Washington DC, DC14 days ago

$152,000–$152,000 Per Year

The contractor will provide the requisite staff and expertise to effectively support the CTPP’s unique lines of effort that includes but is not limited to counterterrorism policy development, science and technology program implementation, program evaluation and assessment, and interagency exercise activities. · The contractor shall assist in the development and management of various CTPP knowledge assets, including but not limited to action item documents, rosters of experts, and knowledge generated through working group and inter agency initiatives.

New!

McLean, VAToday

$92,300–$166,850

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. May 13, 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.

New!

Woodbridge, VA2 days ago

$405,000–$425,000 Per Year

Our team of 32,000 includes physicians, nurses, residents, fellows, and many other clinical and non-clinical associates working in a variety of settings across our health system, including 10 hospitals and more than 300 community-based locations, the largest home health provider in the region, and highly respected institutes dedicated to research and innovation. MedStar Medical Group Anesthesiology, part of MedStar Health, is the largest employed, Anesthesia group and largest health system in the Maryland and Washington, D.C., region, with 30,000 associates, working at 10 hospitals, hundreds of ambulatory care sites – all together more than 700 access points of care, covering greater than 225 zip codes in 17 counties.

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Annapolis, MD2 days ago

$380,000–$425,000 Per Year

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Washington, DC1 day ago

$60,000–$85,000 Per Year

Liaising with Litigation Support Services and section data management with respect to uploading, organizing, filtering, reviewing, and transferring or producing documents and electronically stored information. Assisting with research, writing, and related task such as, creating first drafts of documents such as memos, subpoenas, and discovery letters.

Washington, District of Columbia15 days ago

$260,000–$320,000 Per Year

Various other types of leaves of absence; paid sick leave as provided under state and local paid sick leave laws, short-term disability and optional long-term disability, health savings account, health care and dependent care reimbursement accounts, employee and dependent life insurance and supplemental life and AD&D insurance; optional personal insurance policies, adoption assistance, tuition assistance, commuter benefits, and an employee assistance program that includes free counseling sessions. We are looking for a senior account executive to serve as the Health and Benefits GovCon leader for our Washington, D.C. market – owning key Health & Benefits GovCon client relationships, developing benefits strategy, and leading a team to manage clients’ benefits programs.

Washington, DC30+ days ago

Remote

$160,000–$210,000
Full-time

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Timonium, MD18 days ago

Full-time

Bluestone Services, LLC is a growing professional services firm providing outsourced accounting, financial advisory, and operational support to the middle-market community, serving organizations struggling with accounting and administrative functions that prevent them from placing time and focus on growing and improving their businesses. As an Accounting Manager focused on Government Contracting, you will play a crucial leadership role in managing complex client engagements, ensuring high-quality compliance and consulting services, while also contributing directly to the growth and development of BlueStone’s GovCon practice.

Falls Church, VA14 days ago

$100,000–$140,000 Per Year

This Project Manager will oversee large‑scale federal construction projects delivered directly for government and intelligence agencies. This organisation is a nationally recognised construction leader known for delivering technically complex, mission‑critical projects.

Washington, DC26 days ago

$115,000–$150,000 Per Year

Join a employee owned company who is ranked in the top 100 of the 2021 Engineering News-Record ENRENR 400 list of top contractors nationally, and in the 2021 ENRENR 100 list of top construction management-at-risk firms. This person will be responsible for planning and delivering projects typically ranging from $5-120 million, developing budgets hands-on, and providing leadership to the construction project team.

Washington, DC30+ days ago

Serve as primary legal counsel on U.S. government contracting matters, with a focus on compliance with Defense Federal Acquisition Regulation Supplement (DFARS), Federal Acquisition Regulation (FAR), and related agency supplements. The Senior Counsel, Government Contracts & Compliance will serve as a legal subject matter expert on U.S. federal government contracting and compliance matters, with a strong emphasis on DFARS, DoD contracting, and regulatory compliance frameworks.

New!

Linthicum Heights, MDToday

Full-time

Minimum of 2 years of experience supporting federal agencies in security related programs or topics related to the protection of classified information and government technologies. The Role and Responsibilities:Track government contract milestones, deliverables, and progress schedules to ensure the timely delivery of goods or services.

Washington, DC26 days ago

$115,000–$150,000 Per Year
Full-time

My client is seeking an experienced Professional in the Washington, D.C. area for an employee owned company who is a top 100 ENR FirmClient DetailsThis well-established organization specializes in but not limited to Healthcare, Education, Government, and Historic Preservation. This person will be responsible for planning and delivering projects typically ranging from $5-120 million, developing budgets hands-on, and providing leadership to the construction project team.

Washington, District of Columbia26 days ago

Supports all organization initiatives that have government, agency and utility intersection, including: Strategic analysis of larger context; Development of strategy and process (road map) for all BID touch points; Collaboration on problem solving and implementation with team members; Assistance in organizing meetings, walks, and interactions related to projects and programs the BID is producing or as a routine matter for building relationships; Organizing strategic engagements with leadership; Tracking and monitoring projects that interface with the government and other agencies. Award-winning public art projects, public spaces activations, environmental conversions of bio-retention landscaping, park design, and visual transformation of the Connecticut Avenue and 19th Street streetscapes have made the Golden Triangle a highly desirable destination for commercial offices, retail, and visitors.

Herndon, Virginia30+ days ago

Suffolk – America’s Contractor – is a national company with more than $8 billion in annual revenue, 3,000 employees, and 17 offices, including Boston (headquarters), New York City, Miami, West Palm Beach, Tampa, Estero, Dallas, Los Angeles, San Francisco, San Diego, Las Vegas, Herndon, U.S. Virgin Islands, and other key markets. Serving as Suffolk’s primary liaison to state and local government leaders, this role partners closely with executive and regional leadership to enhance market access, mitigate political and regulatory risk, and elevate Suffolk’s brand as an industry leader in safety, innovation, and project delivery.

Catonsville, MD30+ days ago

The ideal candidate will have a comprehensive understanding of industry practices, experience working with U.S. Government Federal Acquisition Regulations contracts, and preferably have experience supporting DoD and IC, as well as demonstrate the ability to successfully interact with internal and external customers. This individual will ensure current and future contracts are compliant with contract requirements, including Defense Federal Acquisition Regulations (DFAR), Federal Acquisition Regulations (FAR) or equivalent, supplements, guidelines, requirements, and procedures, and International Traffic in Arms Regulations (ITAR) for international pursuits and contracts.

Washington, Washington, DC18 days ago

$132,368–$167,538.16 Per Year

Since 2007, ZemiTek has provided technical assistance, project management, information technology (IT), knowledge management, monitoring and evaluation, training and learning development, and institutional support services. Starting Salary Range: $132,368 - $167,538.16 a year with the starting salary determined based on candidate’s knowledge, skills, experience, and education, in addition to budget availability.

Alexandria, VA30+ days ago

Remote

$110,000–$120,000 Per Year

Agile Response Leadership: Manage multiple concurrent proposals, including rapid-turnaround (72-hour) task order responses and IDIQ environments. You will be responsible for transforming complex technical requirements into compelling, compliant, and winning narratives while establishing the repeatable processes and templates that will drive our firm's future growth.

Herndon, VA30+ days ago

Arlington, VA20 days ago

As the CSSO, you will enforce security policy, manage personnel access, maintain SCIF compliance, and synchronize activities with VT-ARC staff, partners, and government sponsors to ensure all program deliverables are met. Virginia Tech Applied Research Corporation: VT-ARC is a 501(c)(3), non-profit R&D organization affiliated with Virginia Polytechnic Institute and State University (Virginia Tech or VT).

Washington, DC30+ days ago

$43–$52

We offer competitive rates that reflect your specialized expertise, meaningful assignments with federal agencies, and a professional support team that handles administrative details so you can focus on delivering precise, culturally nuanced translations. CLFC Healthcare & Communications connects elite language professionals with high-impact government assignments that make a real difference in international diplomacy and public service.

Herndon, VA30+ days ago

Compliance Assurance and Program Support: Partner with Program Managers, Contract Administrators, and end-users to ensure comprehensive compliance, leading annual Contractor Self-Assessments and assisting with Corporate GP PMSA/audits. + Cross-Functional Collaboration: Serve as the primary point of contact for GP matters, coordinating across all relevant departments including Procurement, Finance, Contracts, Subcontracts, Proposals, and Compliance for the INTEL sector.

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Washington DC, Washington, DC5 days ago

$115,000–$150,000 Per Year

Linthicum Heights, MD30+ days ago

AAWDC partners with federal contractors, IT firms, and cybersecurity employers seeking skilled and entry-level professionals. You may be contacted regarding interviews, training, or credential opportunities

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Arlington, Virginia4 days ago

$45–$55 Per Hour

This role is responsible for managing the recruiting lifecycle, building strong talent pipelines, and partnering with hiring managers to help hire high-quality talent. Nuvitek is seeking a mid-level Technical Recruiter to support and execute end-to-end recruiting efforts for technical roles.

Reston, VA30+ days ago

$55,000–$130,000 Per Year

The CPSO will be responsible for supporting the implementation and administration of security policies and procedures for designated Special Access Programs (SAPs), including associated compartments, sub-compartments, and projects. In this role, you will serve as a Senior Contractor Program Security Officer (CPSO) while supporting the Government Program Security Officer (PSO) in executing security requirements.

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Washington, Washington, DC5 days ago

This role functions as the contractor counterpart to a Government Special Security Officer (GSSO) or Program Security Manager (PSM) and is responsible for the day-to-day management, oversight, and execution of the SAP security program in a complex, multi-program environment. Overview: The Contractor Special Security Officer (CSSO) serves as the lead on-site contractor security authority for all Special Access Program (SAP) matters supporting the Advanced Sensor Systems Naval Detachment.

Washington, DC30+ days ago

The project combines research, policy development, publications, and convenings across four core research tracks (Legislatures & Legitimacy; Regulatory Participation Reform; Service Delivery; and State Innovation in Pennsylvania) to generate practical reforms and public-facing insights. The ideal candidate is a highly-organized, results-oriented project manager who can translate complex intellectual projects into structured workflows and help teams execute research and policy initiatives.

Arlington, VA30+ days ago

Full-time

Combining operational expertise with an intimate understanding of today’s greatest challenges, we bring our customers the solutions required for success in a complex and multidimensional world. The CSSO will be responsible for implementing and enforcing security policies, coordinating personnel access, and ensuring compliance with government directives and contract requirements.

McLean, VA18 days ago

Working independently on assigned tasks, the Graphic Designer collaborates with communications specialists, subject matter experts, and project teams to translate complex environmental and scientific concepts into effective visual designs. The Graphic Designer is responsible for designing and producing a wide range of materials, including infographics, presentations, event collateral, social media graphics, digital campaign assets, and print materials.

Washington, DC14 days ago

$50–$60 Per Hour

CBIZ Talent Solutions is assisting their client in the Washington DC area in their search for a Proposal Contractor to lead end-to-end RFP management and proposal development, with a focus on public sector and nonprofit opportunities. Strategic Collaboration: Coordinate with the proposal team, offshore resources, subject matter experts, and business partners to produce complete, compliant, and high-quality deliverables.

Herndon, Virginia30+ days ago

Overview: The Contractor Program Security Officer will assist in overseeing and managing physical and operational security measures to safeguard personnel, facilities, and classified information within a highly sensitive intelligence community environment. This role is responsible for ensuring compliance with federal, agency, and local security regulations, identifying and mitigating threats, and maintaining a secure operational site.

New!

Reston, VA5 days ago

Remote

$90,000–$110,000 Per Year

Maintain proactive, effective, and regular HR communication with clients related to deliverables, timelines, and required inputs, emphasizing execution status and business impact while escalating strategic or high-risk matters as appropriate. Serve as the day-to-day HR delivery lead for assigned clients, managing operational HR activities and functioning as the primary execution point under the oversight of a Senior Human Resources Consultant or Principal Consultant.

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Herndon, Virginia5 days ago

The Systems Integrator will manage the lifecycle of projects and initiatives with meticulous attention to detail, organizational skills, and ability to finalize all aspects of a project, providing a clear endpoint and valuable historical data for future projects. Ability to coordinate with engineers, systems analysts, programmers, technicians, scientists, and senior-level managers in the design, testing, and evaluation of systems.

Reston, VA30+ days ago

Remote

$90,000–$105,000 Per Year

Under the supervision of the Director, Contracts, Procurement, & Pricing services and supporting senior team members, the Senior Contracts & Procurement Administrator will be responsible for: Administering a variety of contracts, including CPFF/CPAF/CPIF, FFP, T&M, LH, IDIQ, BPA, and BOAs, both pre and post-award. As a full-time member of our internal team, you'll play a crucial role in providing tactical contract and subcontract life cycle management support, incremental buying for clients, and CPSR assessment and preparation support to our esteemed government contractor (GovCon) industry clients.

Reston, VA30+ days ago

Remote

Success in this role requires deep experience in full-cycle accounting, both the skill and passion in client communication and problem-solving, and the ability to manage multiple clients with varying service levels (monthly, quarterly, and annual). MillerMusmar CPAs is a regional public accounting firm with approximately 30 professionals providing outsourced tax, audit, and accounting services to small and mid-sized client organizations nationwide.

New!

Hyattsville, MD6 days ago

The position requires a strong working knowledge of OSHA-aligned dock safety practices, including the use of dock plates and levelers, wheel chocking/restraints, trailer inspections, pedestrian safety, spill response, and enforcement of PPE requirements. Responsibilities include maintaining accurate dock logs and documentation such as arrival and departure times, bills of lading, delivery receipts, transfer/turn-in paperwork, and discrepancy or damage reports.

McLean, VA30+ days ago

The Associate Director will report to the Senior Vice President of the Federal Health portfolio and serve as the strategic lead for pursuits valued between $25M and $250M+, with accountability for driving full-spectrum capture activities across Business Development, Capture, Proposal, and Post-Submission phases. Harmonia Holdings Group, LLC is an award-winning, rapidly growing federal government contractor committed to providing innovative, high-performing solutions to our government clients and focused on fostering a workplace that encourages growth, initiative, creativity, and employee satisfaction.

Washington, DC19 days ago

Duties include the following: Ensure strict adherence to the provisions of the National Industrial Security Program Operating Manual, its Supplement, the DoD Overprint, Director of Central Intelligence Directives, Intelligence Community Directive, and SAP policy. Conduct exploration of any loss, compromise, or suspected compromise of classified and/or sensitive information, including conducting preliminary inquiries and generating damage assessments resulting from the loss of classified information.

Washington, DC14 days ago

Experience with cloud-native architectures and AWS services, including VPCs, Security Groups, IAM, Docker, KMS, S3 and RDS encryption, HTTPS/SSL certificates, API Gateway, Lambda, CloudFormation, CloudFront, Cloudflare, egress proxies, data lake security, application security, domain segmentation, authentication, data protection, and process automation. The successful candidate will design, implement, and secure cloud-native AWS environments using technologies and services including VPC, IAM, Security Groups, Docker, Lambda, API Gateway, CloudFormation, CloudFront, CloudFlare, encryption technologies, and data protection controls.

Baltimore, MD7 days ago

Full-time

We are entrusted by the Federal Government and commercial customers to protect lives, critical infrastructure, and information by providing and maintaining technically advanced and innovative fire alarm, access control, intrusion detection, CCTV, mass notification, and other critical protection systems. Opportunities to participate in voluntary benefits such as pet insurance, voluntary life insurance, disability insurance, long-term care, hospital indemnity insurance, critical illness insurance, legal services, identity theft protection, and accident insurance.

Springfield, VA7 days ago

Full-time

Washington, DC30+ days ago

The Senior Security Architect will also drive the establishment and maintenance of a Cyberthreat Dashboard, the Enterprise Security Operations Center (ESOC), and the Vulnerability Management Program. This role involves working with Information System Security Officers (ISSOs) to manage, update, and enforce security policies, privacy assessments, and system security plans, ensuring compliance and risk mitigation.

Washington, DC30+ days ago

We are seeking an experienced Senior Security Engineer to work in Washington DC to join our team supporting an Enterprise Security Operations Center (ESOC) and Computer Security Incident Response Capability (CSIRC). Education: Bachelor's Degree in Computer Science, Information Management, Information Technology, Engineering, or equivalent with 6 years of technical experience, or 4 years experience in IT Solutions at senior management.

Washington, DC30+ days ago

Coordinate directly with FPS technical representatives to ensure requests are processed in a manner that meets Agency operational needs, address non-routine visitor requests, and/or alert Security offices to any visitor emergency needs that affect the life or safety of others or present a threat to the government facility or property. For visitors that are not issued a Common Access Card (CAC) or Personal Identity Verification (PIV) card, ensure the visitor's identification is an authentic government issued identification card, per issued guidelines, to include the Real ID Act.

Washington, DC30+ days ago

Landover, MD30+ days ago

Longeviti LLC is searching for a Quality Control Specialist with an active Top Secret clearance and at least five (5) years of progressive experience in logistics quality assurance or quality control to support the DIA at the DIA Logistics Operations Center (DLOC) in Landover, MD. Conduct weekly inspections and preventive maintenance on warehouse equipment (e.g., forklifts, fleet, racks and handling tools), ensure optimal functionality, safety compliance, and immediate resolution of any defects to prevent disruptions in warehouse operations.

Alexandria, VA30+ days ago

Contractor

The Technical Writer ensures all documentation supports program deliverables, complies with federal guidelines, and facilitates effective communication across technical and non-technical audiences. The Technical Writer will support federal government programs by developing, editing, and maintaining high-quality technical documentation, reports, and communication materials.

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Government Contractor Jobs in Greenbelt, MD

Armed Security Transportation Officer/ West Friendship, MD PARAGON PROFESSIONAL SERVICES LLC

Program Analyst BERING STRAITS PROFESSIONAL SERVICES LLC

Senior Program Analyst GLOBAL ASSET TECHNOLOGIES, LLC

Targeting Officer Leidos

Anesthesiologist - Lake Ridge Ambulatory Surgery Center - Northern Virginia - MedStar Health MedStar Health

Anesthesiologist Medical Director - Ambulatory Surgery Center at Annapolis, Maryland MedStar Health

Paralegal - On-Site - Government Contractor Intelligence Federal

Health Solutions Senior Vice President, Account Executive - Government Contracting Industry Aon Corporation

Government Contracts Attorney (Bid Protest Leader) Jobot

Accounting Manager - Government Contracting KatzAbosch

Project Manager-Large Government Projects-Falls Church VA Michael Page

Project Manager- Federal/Government- NoVA and DC Michael Page

Senior Counsel, Government Contracts & Compliance Gateway Recruiting

Program Administrator - Government Contract Team Carney

Project Manager- Federal/Government- NoVA and DC Michael Page International

Associate Director of Member and Government Relations P3Hired

Head of State and Local Government Relations Suffolk Construction Company, Inc.

Government Contracts Administrator Prosync

Government Information Specialist (FOIA) ZemiTek LLC

Proposal Manager-Federal Government Fox Point Recruitment LLC

Head of State and Local Government Relations UNAVAILABLE

Contractor Special Security Officer (CSSO) Virginia Tech Applied Research Corporation

Professional Translator - Diplomatic and Government Services CLFC Healthcare and Communications

Senior Government Property Administrator ManTech

Architectural Project Manager | Government Corgan

Information Technology / Federal & Government Contracting Talent Pool Anne Arundel Workforce Development Corporation (AAWDC)

Technical Recruiter (1099 Contractor) Nüvitek

Senior Security Specialist / Contractor Program Security Officer (CPSO) SHINE Systems

Contractor SAP Security Officer (CSSO) AMERICAN SYSTEMS

Program Manager (Part-Time Contractor) New America

Contractor Special Security Officer (CSSO) IDS International

Graphic Designer (Contractor) BLN24

Proposal Contractor Marcum Search

Contractor Program Security Officer VTG

Human Resources Consultant (Remote) BOOST LLC

Systems Integrator - Front Office Arcfield

Senior Procurement & Contracts Administrator (Remote) BOOST LLC

Senior Accountant Outsourced Services MillerMusmar CPAs

Dock Master (Landover, MD) Longeviti Neuro Solutions

Associate Director - Federal Health Harmonia Holdings Group, LLC

Program Security Representative (PSR) II gTANGIBLE Corporation

Cloud Security Engineer ESM

Traveling Electronic Security Systems Technician Evergreen Fire and Security

Electronic Security Systems Technician Evergreen Fire and Security

Senior Security Architect DirectViz Solutions, LLC

Senior Security Engineer DirectViz Solutions, LLC

Visitor Management Specialist (Full Time) gTANGIBLE Corporation

Visitor Management Specialist (Part Time) gTANGIBLE Corporation

Quality Assurance Specialist Longeviti

Technical Writer (GovCon Experience Required) Business Management Associates, Inc.

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