1,344 Results for

National Security Jobs in Riverdale, MD

Jobs

New!

Washington, DCToday

$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.

New!

Manassas, VA6 days ago

$120,000–$150,000 Per Year

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. Our team specializes in securing critical systems through authorization management, risk mitigation strategies, vulnerability assessment processes, and cybersecurity engineering practices designed to support evolving compliance and operational requirements.

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!

Severn, MDToday

$17.77–$18

As a Security Officer – Concierge, there is a high focus on customer service since you will be working with people on all shifts, in environments such as office towers, hotels, shopping centers, etc. GardaWorld Security is a global champion in sophisticated and tailored security solutions, employing and training highly skilled and dedicated professionals across the globe.

New!

Chantilly, VAToday

$18–$20

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.

New!

McLean, VAToday

$21–$21

New!

Manassas, VAToday

$22–$22

New!

Ellicott City, MD2 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!

Manassas, VAToday

$19–$19

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!

Manassas, VAToday

$95,000–$110,000

The Site Security Manager leads a team of site security personnel, including site managers, field training officers, and security officers, and is accountable for delivering physical security‑related services at one or more assigned locations within a geographic area. The SSM reports directly to the regional security manager, works alongside other site security managers in their metro area, and manages the Security Team Manager (STM).

New!

Manassas, VAToday

$105,000–$105,000

The Campus Security Manager (CSM) leads a team of site security personnel, including site managers, field training officers, and security officers, and is accountable for delivering physical security-related services at one or more assigned locations within a geographic area. The CSM reports directly to the regional security manager, works alongside other site security managers in their metro area, and manages the Security Team Manager (STM).

New!

Manassas, VAToday

$19.75–$19.75

With over 640 local branch managers and approximately 86,000 security officers, Securitas provide specialized guarding, mobile guarding, remote guarding, and corporate risk management to thousands of businesses. Why This Role Is Great for Recent Graduates & Career Starters: Whether you have just finished high school or you’re looking for a fresh start in a new field, this role gives you: Weekly Pay – Get paid every week.

New!

Vienna, VAToday

$17–$22

New!

Manassas, VAToday

$19–$19

Columbia, MD10 days ago

$150,000–$200,000

This role provides oversight and enforcement of enterprise security policies while guiding ISSO teams across secure environments. Clearance Required: Active TS/SCI with Full Scope Polygraph (Maryland Customer).

West Friendship, MD13 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!

Alexandria, VAToday

$175,000–$225,000

Overview: GovCIO is currently hiring a highly experienced SME Information Security Analyst to support critical cybersecurity compliance and risk management activities for the U.S. Coast Guard (USCG). Core responsibilities include: Lead the comprehensive execution of the Risk Management Framework (RMF) to achieve and maintain Authority to Operate (ATO).

New!

Reston, VA5 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!

Fairfax, 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!

Ashburn, 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!

Manassas, VAToday

$24–$24

New!

Annapolis, MDToday

Remote

$90,000–$120,000 Per Year

System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. Additional certifications like ISO 27001 Lead Implementer or Lead Auditor are a plus.

New!

Bethesda, MDToday

$108,310–$149,027

Strategically plan, architect, design, engineer, develop, test, implement, modernize, and enhance the functional capabilities, capacity, and performance of the NIH Network and TIC Services in alignment with NIH future state architecture objectives. Overview: GovCIO is currently hiring for a Senior Network Architect/SME in Enterprise Level Facilities Security and Industrial Control Systems and Networks for our NIH-CIT proposal.

New!

Lorton, VAToday

$87,100–$157,450

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. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

New!

Falls Church, VA4 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.

Vienna, VA12 days ago

Provide technical guidance and collaboration with other Cyber Security Engineers supporting technologies within designated area of focus (Data Scanning). Establish and maintain supporting documentation (architecture/data flow diagrams, runbooks, ServiceNow tickets, user stories and tasks).

New!

Washington, DC4 days ago

Remote

$85,000–$95,000 Per Hour

System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. Familiarity with Shodan, Censys, VirusTotal, domain/IP enrichment, or similar open-source cyber intelligence tools.

New!

Washington, DCToday

See Johnson Controls Terms & Conditions at https://www.johnsoncontrols.com/legal/terms and Privacy Policy at https://www.johnsoncontrols.com/legal/privacy and SonicJobs Privacy Policy at https://www.sonicjobs.com/us/privacy-policy and Terms of Use at https://www.sonicjobs.com/us/terms-conditions. Build and develop an account portfolio in assigned territory primarily through prospecting, business development activities, capture of competitive solicitations and the sale of security solutions through current and new contract vehicles.

New!

Ashburn, VAToday

$20–$21

Washington, DC27 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.

Sykesville, MD13 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.

New!

McLean, VA3 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.

Washington, DC17 days ago

$145,000–$155,000 Per Year

This role is positioned at the intersection of mission execution and strategic innovation, converting classified government requirements into meaningful member engagement strategies that connect current and prospective members with valuable opportunities and ideal teaming partnerships. Working within secure environments, this individual will serve as a key conduit between government objectives and industry capabilities, driving collaboration and delivering mission-focused solutions with urgency.

McLean, VA25 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.

Fort Belvoir, VA9 days ago

Implements the Defense (DOD) Risk Management Framework (RMF) and assists the Information System Security Manager (ISSM) to ensure successful implementation of associated security controls and reviews all RMF documentation packages, and system fielding, operations, or upgrade requirements. Assists with implementing audit measures to ensure compliance with regulatory requirements, participate in organizational inspections and surveys of computer systems, provide inspection results, and assess the adequacy of corrective actions taken.

New!

Laurel, MDToday

$58,700–$146,300

Have demonstrated an ability to provide excellent customer service; to motivate, lead and manage staff; and to effectively interact and work with all levels of Laboratory staff, sponsors, customers, as well as representatives of external organizations. You will also contribute to the development and execution of essential training of a hard-working team of security managers, supervisors and officers in their mission to provide a safe and secure working environment for our nation’s top scientists, engineers and analysts.

Washington DC, DC13 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!

Manassas, VAToday

$23–$26

Functions as a supervisor of Security Officers, Lead Officers, and other company personnel assigned to one or more posts at client site(s); acts to ensure that all post orders are followed, that established rounds are completed, and that required reports are filed; notifies proper authorities and client in emergency situations. In addition to other demands, the demands of the job include: Maintaining composure in dealing with authorities, executives, clients, staff and the public, occasionally under conditions of urgency and in pressure situations.

Washington, DC12 days ago

Full-time
Employee

The incumbent will act as the principal personnel advisor to OUSW (R&E) leadership, managing a complex Joint Force environment comprised of Army, Navy, Air Force, Marine Corps, and Coast Guard Active Duty and Reserve personnel. Headquartered in Sterling, Virginia, NRI is an established CMMI Maturity Level 3 and ISO 9001: 2015, ISO/IEC 20000-1:2011, ISO/IEC 27001:2013, ISO 14001 Certified Small Disadvantaged Woman Owned Small Business.

New!

Manassas, VAToday

$32.80–$32.80

Client Interaction: Meets with client representatives as scheduled or as needed to ensure all security requirements are met and quality customer service is provided. The Captain functions as a supervisor overseeing Security Officers, Lead Officers, and other company personnel assigned to one or more client sites.

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!

Alexandria, VAToday

$165,000–$214,000

Overview: GovCIO is currently hiring for a SME Cybersecurity Engineer to support cybersecurity, compliance, and risk management activities supporting the U.S. Coast Guard (USCG). Responsibilities: As an SME Cybersecurity Engineer, you will serve as a principal technical authority for the cybersecurity posture, compliance framework, and risk management initiatives.

Fairfax, VA12 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.

Fairfax, VA12 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.

Washington, DC12 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.

Fort Belvoir, VA12 days ago

$106,681–$246,980
Full-time
Employee

Will analyze site survey reports, recommend network modernization upgrades, craft network architectures, and assist operations leads in creating deployment plans and executing capability roll outs. Our workforce includes skilled tradespeople; artificial intelligence, machine learning (AI/ML) experts; engineers; technologists; scientists; logistics experts; and business administration professionals.

Suitland, MD12 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.

Fairfax, VA12 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.

Springfield, VA7 days ago

$102,831–$150,000
Full-time
Employee

Engineer Info Assurance 3: 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. Engineer Info Assurance 2: 2 years relevant experience with Bachelors in related field; 0 years experience with Masters in related field; or High School Diploma or equivalent and 6 years relevant experience.

Fairfax, VA12 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.

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National Security Jobs in Riverdale, MD

National Security & Commerce Regulatory Counsel Gables Search Group

Systems Security Engineer - RMF Jobot

Data Center Operations & Security Lead (TS/SCI w/ Poly) Jobot

Warehouse Security Guard GardaWorld Security Services U.S.

Security Officer (M) Securitas

Corporate Security Officer (FM) Securitas

Construction Site Security Officer Securitas

Surveillance Security Rover GardaWorld Security Services U.S.

Data Center Security Officer Securitas

Site Security Manager (M) Securitas

Campus Security Manager Securitas

Security Officer - Entry Level Securitas

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

Open Interviews for Security Officers – Offers on the Spot! Securitas

Senior Information Systems Security Officer - ( TS/SCI FS Poly Required) Gables Search Group

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

SME Information Security Analyst Govcio LLC

IT - Information Security/Privacy Analyst II PlanIT Group

Multi‑Site Armed Security Officer Securitas

Multi-Site Security Officer Securitas

Armed Security Officer Securitas

Security Consultant System One

Senior Network Architect/SME in Enterprise Facilities Security and Industrial Control Systems Networks Govcio LLC

Information Systems Security Officer (ISSO) Leidos

Sr Cloud Security Engineer PlanIT Group

Data Security Engineer System One

Security Operations Analyst with Python System One

Electronic Security Sales Account Executive Johnson Controls

Access Control Screening Officer - Loudoun County Securitas

Network Security Engineer CSZNet, Inc.

Lead Armed Transportation Officer PARAGON PROFESSIONAL SERVICES LLC

Senior Capture Manager Credence

Senior Manager, Member Experience Sparks Group

Lead Information Security Engineer Genesis10

Cybersecurity Analyst DCS Corporation

Protective Services & Investigative Specialist Johns Hopkins Applied Physics Laboratory (APL)

Construction Quality Control Manager STAMPEDE VENTURES INC

Data Center Shift Supervisor Securitas

Military Personnel Support Specialist Network Runners

Captain Securitas

Armed Special Police Officer Securitas

SME Cybersecurity Engineer Govcio LLC

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

Computer/Network Security Systems Specialist (Lead) Company Confidential

Cognizant/Alternate Cognizant Security Officer Company Confidential

Cloud Security Engineer (Cloud Engineer 3) Company Confidential

Security Control Assessor (SCA) Company Confidential

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

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