1,175 Results for

National Security Jobs in Columbia, MD

Jobs

New!

West McLean, VA6 days ago

$190,000–$235,000 Per Year

A mission-focused engineering organization supporting classified U.S. Government programs is seeking an experienced Data Center Operations & Security Lead to oversee secure infrastructure environments within a high-availability facility. Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal.

New!

McLean, VAToday

$21–$21

Security Officers/Security Guards observes and reports activities and incidents at an assigned client site, providing for the security and safety of client property and personnel. The Security Officer position helps maintain a safe and secure environment for our clients by actively monitoring the premises, including patrolling a variety of locations.

Ellicott City, MD9 days ago

GardaWorld Security is a global champion in sophisticated and tailored security solutions, employing and training highly skilled and dedicated professionals across the globe. This policy applies to all terms and conditions of employment including, but not limited to hiring, placement, assignment, promotion, termination, layoffs, recalls, transfers, leaves of absence, compensation, and training.

New!

McLean, VAToday

$17–$22

About Securitas USA: With over 640 local branch managers and approximately 86,000 security officers, Securitas provides unmatched security solutions to meet the specific needs of thousands of businesses. Our service offerings include specialized guarding, mobile guarding, remote guarding, and corporate risk management.

New!

Westminster, MDToday

$18.50–$27.29 Per Hour

REQUIREMENTS:Required High School Diploma Must possess the knowledge, skill, physical ability, and mental capacity to recognize and abate fire, safety, and security discrepancies that are normally required through the completion of a high school diploma or equivalent. Support: A culture of collaboration with resources like unit-based practice councils and advanced clinical education support — improving both workflow efficiency and patient outcomes and allowing you to work at the top of your license.

New!

West Friendship, MD5 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.

New!

Reston, VA4 days ago

Collaborate with security engineers, compliance officers, and business managers to ensure policies are both technically sound and operationally practical. • The enforced dress code is business casual, i.e., collared shirt with slacks for men, no skirts above the knee for women.

New!

Herndon, VAToday

We pioneered cloud computing and never stopped innovating — that’s why customers from the most successful startups to Global 500 companies trust our robust suite of products and services to power their businesses. You’ll join a diverse team of software, hardware, and network engineers, supply chain specialists, security experts, operations managers, and other vital roles.

New!

Arlington, VAToday

$22–$22

The Armed Security Officer position helps maintain a safe and secure environment for our clients by actively monitoring the premises, including patrolling a variety of locations. Frequently our Armed Security Officers will provide customer service and information to a client’s employees and customers and serve as a physical deterrent.

New!

Herndon, VAToday

$21–$21

If your schedule and availability are flexible, and you have retail, food service or hospitality industry background you are a great fit for this role; if not, we will provide you with the training and everything you need for a great introduction to a career in the security industry. The Multi-Site Security Officer position you will be monitoring and patrolling different client sites on a variety of schedules.

New!

Columbia, MD2 days ago

$41.26–$66.30 Per Hour

Join the client Accredited Testing and Evaluation (AT&E, Common Criteria/FIPS) team and seize the exciting opportunity to work in the growing IT Security field supporting National defense. Columbia, Maryland, is a vibrant community known for its diverse culture and proximity to major metropolitan areas, offering a great blend of suburban and urban living.

New!

Falls Church, VA3 days ago

Experience: 8+ years in a technical Cybersecurity Engineering role, with at least 4 years focused on large-scale cloud or hybrid environments, and a portfolio of projects where AI or Machine Learning was directly applied to solve security or operational scaling problems. • API-First Automation: Deep expertise in building "glue code" that connects disparate COTS and custom applications via secure, automated APIs to streamline cross-functional business activities.

New!

Annapolis Junction, MD1 day ago

$154,050–$278,475

The selected individual will lead all security engineering efforts for a large, complex network environment with geographically distributed systems; and will manage a team of Information Systems Security Officers (ISSOs) and Information Systems Security Engineers (ISSEs), providing technical leadership and direction to meet program requirements. At least twelve years of experience with defense-in-depth principals/technology (including access control, authorization, identification and authentication, public key infrastructure, network and enterprise security architecture) and applying risk assessment methodology to system development.

Rockville, MD10 days ago

This position provides hands‑on project oversight for the delivery of secure, high‑quality, and scalable data linkage, and the preparation, documentation, and distribution of Center for Medicare and Medicaid (CMS) and other data to support comprehensive research analysis through automated, AI-enabled workflows. Experience managing CMS administrative claims linkage projects, including CMS VRDC support or DUA data custodian responsibilities.

Washington, DC19 days ago

$75–$80 Per Hour
Full-time
Employee

The Washington Metropolitan Area Transit Authority (WMATA) is seeking resources to build, test, support, and deploy Palo Alto firewalls to support the WMATA partners' Router replacement project. Or minimum of 8 years of demonstratable experience in Palo Alto security solutions or equivalent work experience demonstrating expertise in Palo Alto Firewall configurations and device management.

New!

Sykesville, MD5 days ago

$78,200–$78,200 Per Year

Minimum two (2) years’ experience as a Law Enforcement Officer and/or Military Police Officer or six (6) months experience as a security officer engaged in functions related to detailing civil or administrative detainees or, two (2) years active-duty military service with an honorable discharge. Essential and marginal functions may require maintaining physical condition necessary for bending, stooping, sitting, walking, or standing for prolonged periods of time; most of the time spent sitting will be in a transportation vehicle with limited opportunity to move about.

McLean, VA17 days ago

$70.47–$86.85 Per Hour
Temporary
Contractor
Full-time

Ranked a Top Staffing Firm in the U.S. by Staffing Industry Analysts for six consecutive years, Genesis10 puts thousands of consultants and employees to work across the United States every year in contract, contract-for-hire, and permanent placement roles. With more than 300 active clients, Genesis10 provides access to many of the Fortune 100 firms and a variety of mid-market organizations across the full spectrum of industry verticals.

Washington, DC10 days ago

This requirement provides critical mission support across various technical, program management, and administrative functions to assist ORR in its mission to promote the health, well-being, and stability of refugees and unaccompanied children. The Senior Operations Manager oversees administrative oversight, records management, and logistics across Refugee Resettlement and Unaccompanied Alien Children (UAC) programs.

McLean, VA9 days ago

We are looking for self-motivating employees who are proficient in and can lead all aspects of the pre-award capture lifecycle in areas of Defense and Military, to include opportunity identification, research, teaming conversations, negotiations, and proposal leadership (working closely with a proposal team). Must be experienced with leading task order capture efforts for one or more large-scale Defense and Military IDIQ contracts, to include developing overall IDIQ capture strategies, creatively and dynamically organizing efforts for maximum efficiency, and driving actions and priorities.

New!

Washington DC, DC5 days ago

The candidate will be performing all facets of the Bering Straits East Coast model to include safety and quality control management, submittal tracking, daily reporting, communicating deficiencies to the customer, running multiple sites simultaneously, and other various tasks as assigned. Quality Manager with a minimum of 10 years in related work OR BS degree in engineer, architect, or construction management with 5 years of experience as a construction Contractor Quality Control Manager / Contractor Quality Control System Manager / Quality Control Manager.

New!

Washington, DCToday

$32–$38

With a presence in 47 countries, 355,000 employees worldwide, and over 150,000 clients, Securitas plays an essential role in maintaining a safe and secure environment for our clients. We are seeking a highly skilled Armed Special Police Officer who holds an active SPO Armed License and is certified to carry a 9MM firearm.

New!

Fairfax, VA4 days ago

$153,605–$184,124
Full-time
Employee

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.

New!

Fairfax, VA4 days ago

$128,887–$184,124
Full-time
Employee

HII - Mission Technologies is currently seeking a Senior Information System Security Officer (ISSO) 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. • 10 years relevant experience with Bachelors in related field; 7 years relevant experience with Masters in related field; 4 years relevant experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 13 years relevant experience.

New!

Washington, DC4 days ago

$53,937–$114,395
Full-time
Employee

The CSPO, as the liaison, must effectively communicate with senior leaders and be knowledgeable of all security pillars: Physical security, Industrial Security, Information Security, personnel security, and Cyber Security; Development of Program Protection Plans, OPSEC Plans, SOPS, SSAs and Transportation plans. Our workforce includes skilled tradespeople; artificial intelligence, machine learning (AI/ML) experts; engineers; technologists; scientists; logistics experts; and business administration professionals.

New!

Suitland, MD4 days ago

$53,937–$114,395
Full-time
Employee

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. Our workforce includes skilled tradespeople; artificial intelligence, machine learning (AI/ML) experts; engineers; technologists; scientists; logistics experts; and business administration professionals.

New!

Fairfax, VA4 days ago

$115,199–$164,570
Full-time
Employee

HII - Mission Technologies is currently seeking an Intermediate-level Cloud Security Engineer 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. • Conducts patch management operations across Advana cloud enclaves by operating vulnerability scanning workflows, identifying required updates, tracking patch applicability, and automating deployment actions aligned with Department of Defense patching directives supporting Joint Staff elements and mission-owner communities.

New!

Fairfax, VA4 days ago

$149,168–$184,124
Full-time
Employee

HII - Mission Technologies is currently seeking Senior-level IaC Engineer to work out of Fairfax, VA in support of the DoD/DoW Advana War Data Platformdesigned 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. • Designs and implements automated cloud architectures using Terraform, Ansible, and CloudFormation to support system administration, release management, cybersecurity controls, and continuous integration pipelines across multiple operational enclaves.

New!

Fairfax, VA4 days ago

$104,336–$149,052
Full-time
Employee

HII - Mission Technologies is currently seeking Intermediate-level IaC Engineer to work out of Fairfax, VA in support of the DoD/DoW Advana War Data Platformdesigned 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. "• 5 years relevant experience with Bachelors in related field; 3 years relevant experience with Masters in related field; 0 years experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 9 years relevant experience.

New!

Washington, DC4 days ago

$59,023–$85,000
Full-time
Employee

The CSPO, as the liaison, must effectively communicate with senior leaders and be knowledgeable of all security pillars: Physical security, Industrial Security, Information Security, personnel security, and Cyber Security; Development of Program Protection Plans, OPSEC Plans, SOPS, SSAs and Transportation plans. Industrial Security Analyst 2 : 3 years relevant experience with Bachelors in related field; 1 year relevant experience with Masters in related field; or High School Diploma or equivalent and 7 years relevant experience.

Washington, DC30+ days ago

$155,000–$205,000 Per Year
Full-time
Employee

We're seeking a strategic, client-focused, and technology-driven services leader who thrives at the intersection of mission enablement and innovation-someone who understands both federal procurement dynamics and modern technology transformation (cloud, data, artificial intelligence, CRM tools). From strategy through delivery, our agile teams across 52 offices in 12 countries collaborate with clients to bring powerful customer experiences, innovative ways of working, and new products and services to life.

New!

Washington, DC5 days ago

$235,000–$390,000 Per Year

The practice includes 50+ National Security lawyers, including former senior officials from DOJ, FBI, Treasury, Commerce, DoD, Department of State, NSC, and ODNI, as well as former federal and state prosecutors. Our client, a leading global AmLaw 100 law firm, is seeking a National Security Associate Attorney to join its Washington, DC office.

New!

Fairfax, VA4 days ago

$128,887–$184,124
Full-time
Employee

HII - Mission Technologies is currently seeking a Senior Zero Trust Compliance Officer 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. • 10 years relevant experience with Bachelors in related field; 7 years relevant experience with Masters in related field; 4 years relevant experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 13 years relevant experience.

New!

Springfield, VA4 days ago

$116,000–$155,000
Full-time
Employee

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.

New!

Washington, DC4 days ago

$147,494–$210,705
Full-time
Employee

Identify, establish and develop the customer network for the Expeditionary and Undersea Warfare Account, these include (but not limited to) Submarine Force, Naval Expeditionary Combat Command, US Marine Corps, Office of Naval Research, US Army Corps of Engineers, US Coast Guard. Demonstrated ability to plan and execute a winning effort (customer marketing skills, assessing and understanding customer requirements, baseline solution formulation, competitor and competitive analysis, strategic pricing/price-to-win, and understanding of win strategies and themes).

New!

Springfield, VA4 days ago

$155,000–$225,000
Full-time
Employee

New!

Fort Meade, MD4 days ago

$126,000–$220,000
Full-time
Employee

This high-impact role involves management of operational planning, training and exercise coordination, managing security operations, developing strategic initiatives, and cultivating strong relationships with joint force partners. HII-Mission Technologies’ Cyber & Intelligence team is seeking a driven and experienced Program Manager to lead all on-site cyberspace operations and program support for a key customer at Fort Meade, MD.

New!

Arlington, VA4 days ago

$100,000–$155,000
Full-time
Employee

This role plays a key part in bridging business needs with technical solutions by gathering and analyzing requirements, supporting data engineering and analysis activities, and contributing to the modernization of enterprise systems in AWS cloud environments. 9 years relevant experience with Bachelors in related field; 7 years relevant experience with Masters in related field; 4 years relevant experience with PhD in related field; or High School Diploma or equivalent and 13 years relevant experience.

New!

Fairfax, VA4 days ago

$95,315–$136,165
Full-time
Employee

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.

Washington, DC30+ days ago

$120,000–$170,000 Per Year

Our diverse talented staff of scientists, engineers, and business professionals support critical missions including Space Domain Awareness, Battlespace Awareness & Decision Support, Space Exploration & Science, and the establishment of core Space Infrastructure. DISCLAIMER: Trusted Space, LLC only uses the respective domains of trustedspace.com and trustedspace.us for official contact and any other domains are likely a scam and do not originate from our company.

New!

McLean, VA2 days ago

Full-time

This range represents a good faith estimate and may vary depending on several factors, including the scope of the role, geographic location, education, certifications, technical skills, and overall relevant experience. The ideal candidate brings experience leading competitive pursuits, building customer relationships, and aligning technical and business strategies to improve win probability.

Washington DC, DC30+ days ago

$120,000–$170,000 Per Year

Arlington, VA30+ days ago

$230,000–$270,000

The Director drives strategic campaign development, enforcing disciplined prioritization and alignment across the business while working closely with peer Directors to ensure processes remain scalable, compliant, and aligned with evolving customer requirements and regulatory obligations. Strong communication and collaboration skills are essential, including the ability to work effectively across technical and non-technical teams, deliver clear and confident briefings to senior leadership, and build durable, trusted customer partnerships.

Washington, DC25 days ago

This practice advises sophisticated global clients—including asset managers, sovereign wealth funds, multinational companies, and major financial institutions—on the full spectrum of U.S. national security regulatory regimes. Substantial experience providing compliance advice related to economic sanctions, export controls, and outbound investment restrictions, including matters involving OFAC, EAR/BIS, ITAR/DDTC, and OGT .

Reston, VA27 days ago

Full-time
Employee

We focus on helping United States public sector institutions accelerate their digital transformations, and we continue to make significant investments and grow our team to meet the complex needs of local, state and federal government and educational institutions. You will have impact in our cybersecurity operations, leading the development and implementation of advanced security strategies to protect our critical assets in a dynamic threat landscape.

Washington, DC30+ days ago

Engage directly with government stakeholders, including Program Acquisition Executives (PAEs), Program Executive Offices (PEOs), procurement officers, OTA consortia, S&T/RDT&E directorates, and Combatant Commands, to understand mission needs and shape acquisition pathways. A detailed working knowledge of relevant processes and protocols and demonstrated success collaborating with or within Defense Primes on business development, capture, teaming, and integration strategies to align Infleqtion technology with large platform or mission system procurements.

Washington, DC30+ days ago

$390,000–$455,000

We invite applications for the prestigious role of National Security & Commerce Regulatory Counsel based in Washington, D.C. This position offers a dynamic hybrid work environment and a competitive annual salary ranging between $390,000 and $455,000. The successful candidate will provide high-level advisory services to multinational corporations and sovereign entities, specializing in international trade and U.S. national security regulations.

Reston, VA11 days ago

Full-time
Employee

We focus on helping United States public sector institutions accelerate their digital transformations, and we continue to make significant investments and grow our team to meet the complex needs of local, state and federal government and educational institutions. As part of an entrepreneurial team in this rapidly growing business, you will play a key role in understanding the needs of our customers and help shape the future of businesses of all sizes use technology to connect with customers, employees and partners.

Reston, VA30+ days ago

Full-time
Employee

Share in-depth enterprise infrastructure modernization expertise to support technical relationships with customers, including technology advocacy, supporting bid responses, product and solution briefings, proof-of-concept work, and partnering directly with product management to prioritize solutions impacting customer adoption of Google Cloud. You will help prospective and existing customers and partners understand the power of Google Cloud, develop creative cloud solutions and architectures to solve their business challenges, engage in proofs of concept, and address technical questions or roadblocks.

Fairfax, VA16 days ago

Full-time

Identify, qualify, and advance new business opportunities across Department of War, military services, defense agencies, combatant commands, and national security customers, including organizations such as DISA, DIA, NGA, SOCOM, CYBERCOM, and other mission-focused buyers. This role is responsible for identifying, shaping, and advancing strategic opportunities across federal IT, cybersecurity, cloud, data, artificial intelligence, automation, and digital modernization programs.

Arlington, VA9 days ago

$195,000–$220,000

ACT1 supports U.S. Government, allied, and partner nations’ missions through expertise in acquisition management, Foreign Military Sales (FMS), engineering, logistics, program management, financial management and operational support. Prior senior military officer service + 5 years of business development experience or 15 years of progressive leadership experience in Business Development or Capture Management supporting the Defense market.

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National Security Jobs in Columbia, MD

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Open Interviews for Entry Level Security Officers - Offers on the Spot! Securitas

Security Supervisor Lieutenant - Carroll Hospital LifeBridge Health

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

IT - Information Security/Privacy Analyst II PlanIT Group

Advanced Security System Engineering Specialist, ASSET Amazon Data Services, Inc.

Multi‑Site Armed Security Officer Securitas

Multi-Site Security Officer Securitas

FIPS 140 Security Engineer PEAK Technical Staffing

Sr Cloud Security Engineer PlanIT Group

Lead Security Engineer with TS/SCI Poly Leidos

Data Linkage Project Manager Calibre Systems

Network Security Engineer CSZNet, Inc.

Lead Armed Transportation Officer PARAGON PROFESSIONAL SERVICES LLC

Lead Information Security Engineer Genesis10

Senior Operations Manager Credence

Senior Capture Manager Credence

Construction Quality Control Manager STAMPEDE VENTURES INC

Armed Special Police Officer Securitas

Information Systems Security Manager ISSM (Engineer Info Assurance 5) Company Confidential

Information System Security Officer (Engineer Info Assurance 4) Company Confidential

Contract Program Security Officer Company Confidential

Cognizant/Alternate Cognizant Security Officer Company Confidential

Cloud Security Engineer (Cloud Engineer 3) Company Confidential

Senior IaC Engineer (Computer Sys Security Anlyst 5) Company Confidential

IaC Engineer (Computer Sys Security Anlyst 3) Company Confidential

Jr. Contract Security Program Officer (CSPO) Company Confidential

Client Partner - US Department of Homeland Security (DHS) Slalom LLC

National Security Associate AttorneyJob title is National Security Associate Attorney Marina Sirras & Associates LLC

Zero Trust Compliance Officer (Engineer Info Assurance 4) Company Confidential

Program Manager - Majestic - 26751 Company Confidential

Business Development Manager 3 - 27088 Company Confidential

Program Manager - MAJESTIC Company Confidential

Senior Program Manager Company Confidential

DSCA Mid Project Analyst (Systems Application Analyst) - 28639 Company Confidential

IT Asset Manager (Logistics Planner 4) Company Confidential

TS202 Senior Proposal Manager, National Security Space Warriors Solutions

Capture Manager (National Security and Defense) Mission Bridge Partners

Senior Proposal Manager, National Security Space Trusted Space, LLC

Director, National Security Umbra

National Security Senior Associate Attorney (DC) Pernini Recruiting Company

Security Engineer, National Security Google

National Security Business Development Executive Infleqtion

National Security & Commerce Regulatory Counsel Gables Search Group

Field Sales Representative, National Security, Google Public Sector Google

Customer Engineer III, National Security Google

Growth Executive – Department of War & National Security JCS Solutions LLC

Senior Director, Business Development (Defense & National Security) ACT1 Federal

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