2,035 Results for

Cyber Security Jobs in Montpelier, MD

Jobs

New!

Springfield, VA1 day ago

$135,000–$135,000 Per Hour

The ideal candidate will have hands on experience in incident response, CSOC or SOC operations, digital forensics, malware analysis, indicator development, and cyber incident reporting within a DoD, Intelligence Community, or federal cyber environment. • Experience supporting cyber incident response, CIRT, CSOC, SOC, DFIR, threat hunting, or defensive cyber operations.

New!

Falls Church, VA2 days ago

Securing AI Workflows: Design security frameworks for the end-to-end AI lifecycle, including securing data ingestion, protecting model weights, and implementing "Guardrail" architectures for Large Language Models (LLMs). • AI-Enhanced Pipeline Security: Architect and maintain automated CI/CD pipelines that utilize AI/ML models for static and dynamic analysis (SAST/DAST) to identify complex vulnerabilities that traditional rule-based tools miss.

New!

Laurel, MDToday

$100,000–$245,000

The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation’s most critical defense, security, space and science challenges. We seek experienced reverse engineers and developers who will build inventive cyber capabilities leveraging novel reverse engineering and exploitation techniques.

New!

Laurel, MDToday

$100,000–$245,000

We have custom facilities tailored to specific classes of systems including vehicles, telecommunications/network infrastructure, and industrial systems as well as general reverse engineering labs. Our team specializes in software and hardware reverse engineering, vulnerability research, and developing proof-of-concept offensive cyber capabilities with a focus on embedded systems.

New!

Laurel, MDToday

$105,000–$290,000

We have custom facilities tailored to specific classes of systems including foreign materiel, telecommunications/network infrastructure, and industrial systems as well as general reverse engineering labs. The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation’s most critical defense, security, space and science challenges.

New!

Ft. Meade, MD5 days ago

5+ years of combined experience with Computer Network Operations (CNO)/ Computer Network Exploitation (CNE)/ Computer Network Defense (CND) platforms, cyber training, validation exercises, and working with cyber protection teams (CPTs), including planning, coordinating, and execution. The successful candidate possesses hands-on experience in both Windows and Linux systems, virtualized infrastructures, and cybersecurity tools, with the ability to develop, deploy, and troubleshoot complex training scenarios.

New!

Vienna, VA1 day 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!

Odenton, MD4 days ago

$87,100–$157,450

GSM-O II enables Current Operations Command, Control, and defensive cyber operations (DCO) functions across all - Combatant Commands, Service Cyber Components, Agencies, and Field Activities’ (CC/S/A/FAs) Area of Operations (AOs) in addition to 24/7 coordination with USCYBERCOM and other partner agencies. Support various collaborative and cross functional (Intelligence, Current Operations, Future Operations, Logistics, Planning, Resourcing and Requirements) forums to achieve centrally coordinated, threat informed and prioritized vulnerability scoring and mitigation methodology.

New!

Odenton, MD5 days ago

$154,050–$278,475

Bachelor's degree in a relevant technical discipline and 15 years of overall related experience in military operational planning, with a proven track record of success in a joint, multi-domain environment or Master’s degree with 10 years of prior relevant experience. Compose and disseminate orders and directives (OPORDs, FRAGORDs, etc.) that address complex policy and doctrinal issues, such as dual chains of command, and direct maneuver and effects across National, Joint, and internal operational environments.

Columbia, MD7 days ago

$135,000–$135,000 Per Year

We are looking for a dedicated professional to drive the development and integration of cyber operational strategies within high-security environments. Qualifications: • Proven track record supporting missions for the NSA, Intelligence Community, or Department of Defense.

New!

Arlington, VA4 days ago

Global Industrial Cyber Security Professional (GICSP), GIAC Critical Infrastructure Protection (GCIP), GIAC Response and Industrial Defense (GRID), (ISC)2 Certified Information Systems Security Professional (CISSP), Certified Operational Technology Cybersecurity Professional (TÜV) or similar cyber security certifications preferred. As part of our strategic plan, we aim to assist members in meeting workforce challenges-including attracting and retaining a diverse, equitable, and inclusive workplace culture-through offering educational programs, developing resources, and serving as a platform for the public power community to exchange ideas and best practices.

New!

Washington, DC1 day 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!

Columbia, MDToday

$135,000–$145,000

We are seeking a Cryptologic Cyber Planner to develop and integrate cyber operational planning strategies within secure environments. This role supports strategic and operational cyber planning aligned with FTC4 mission needs.

New!

Sterling, VA4 days ago

Active Security designs, develops, implements, and sustains advanced C5ISR and security solutions to enhance defense and mission capabilities, addressing threats across physical, electronic, cyber, and communications security for commercial and U.S. Government clients. The Project Engineer works closely with project managers, field technicians, and clients to coordinate activities, resolve technical challenges, and maintain project momentum.

New!

McLean, VA5 days ago

We’re looking for a Computer Security Systems Specialist to design, document, and implement cybersecurity controls for Army enterprise networks. You’ll ensure systems are engineered and configured to meet DoD, Army, and DISA security requirements, and you’ll support fielded systems through assessment, approval, and operational deployment.

New!

Camp Springs, MD5 days ago

$116,350–$210,325

BS degree and 12+ years of prior relevant experience or a Masters degree and 10+ years of prior relevant experience, additional years of experience, certifications, specific Air Force IT systems experience accepted in lieu of a degree. The CySC Director of Operations works directly for the CySC Manager and Government Service Owners to deliver top-notch customer service and respond to the dynamic needs of the user base to meet the diverse missions of the Air Force in the NCR.

New!

Laurel, MDToday

$100,000–$245,000

Experience with (1) Static Analysis tools such as Coverity and Klockwork, (2) Dynamic Analysis tools such as Valgrind, libFuzzer, and Java Pathfinder, (3) Symbolic Execution Engines such as KLEE and angr, (4) Model Checkers such as TLA+ and SPIN, (5) SMT Solvers such as Z3, CVC5 and MathSAT (6) other Automated Theorem Provers such as ACL-2 and GnatProve, (7) Interactive Theorem Provers such as Lean and Rocq, and any other formal methods tools. Experience with formal methods tools and techniques, such as language safety properties, symbolic execution, abstract interpretation, model checking, automated and interactive theorem proving, programming language analysis and design, type theory, static source code analysis, and formal logic.

New!

Sterling, VA4 days ago

Customer Site Ownership: Serve as the primary service technician for designated client sites, maintaining regular scheduled on-site service hours and ensuring systems remain operational, compliant, and properly maintained. Requirements:Responsibilities: System Maintenance & Service Support: Perform advanced diagnostics, repairs, and preventive maintenance on integrated security systems including access control, video surveillance, intrusion detection, and supporting infrastructure to ensure reliable system performance.

New!

Annapolis Junction, MDToday

$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.

Bethesda, MD10 days ago

$100,000–$120,000 Per Year
Full-time

Utilize various security tools like Tenable Security Center, Splunk, MS Defender, SEIM, Symantec DLP, Netsparker, Penetration Testing, Service Now, Web Application Security, Data Loss Prevention, Incident Response, Forensics, Security Tool Evaluation, and Endpoint Protection (Cylance). Bachelor’s or Master’s Degree in Information Technology or related disciplines; or have equivalent and direct experience with the management, operation, and direction of a network and/or security operations center.

New!

McLean, VA5 days ago

Architect and deliver end‑to‑end AI/ML solutions on Google Cloud using Vertex AI (Workbench, Pipelines, Training, Model Registry, Online/Batch Prediction, Feature Store, Model Monitoring) and Gemini/LLM services—optimized for performance, cost, and maintainability. Proven experience architecting robust data ingestion, processing, and transformation workflows using Dataflow, Data Fusion, Dataproc, BigQuery, and Looker and integrating these platforms with Vertex AI for model training, deployment, and inference.

New!

McLean, VA5 days ago

The position focuses on enabling reliable and scalable software delivery by building and optimizing CI/CD pipelines, infrastructure automation, and deployment workflows, while improving developer experience, release velocity, application quality, and system reliability across multi-stack environments. This role supports a variety of modern applications, including backend services, frontend applications, and data pipelines, with a strong emphasis on pipeline engineering, Infrastructure as Code (Terraform), and cloud-native deployments.

New!

Laurel, MDToday

$100,000–$245,000

The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation’s most critical defense, security, space and science challenges. APL provides eligible staff with a comprehensive benefits package including retirement plans, paid time off, medical, dental, vision, life insurance, short-term disability, long-term disability, flexible spending accounts, education assistance, and training and development.

New!

Reston, VA5 days ago

$100,600–$199,000 Per Year

Collaboration skills will be required to work closely with other engineering teams to ensure services and systems are highly stable, meet performance Service level agreements (SLA), and meet the expectations of internal and external customers and users. The Microsoft Security organization accelerates Microsoft’s mission and bold ambitions to ensure that our company and industry is securing digital technology platforms, devices, and clouds in our customers’ heterogeneous environments, as well as ensuring the security of our own internal estate.

New!

Hanover, MD5 days ago

In this role, you will contribute to the development of mission-critical cyber capabilities, drive excellence in CNO development and lead efforts in advanced Computer Network Operations (CNO). Perform Reverse Engineering of Hardware Components and Software Applications to design and develop new bleeding edge CNO software.

New!

Alexandria, VAToday

$107,900–$195,050

will assist with tracking, documenting, and remediating vulnerabilities identified by the customer’s Cyber Security division and direct remediation efforts for system administrator staff, provide status updates to government and program leadership, and update relevant RMF packages as required. NIST, RMF, Common Criteria, DoD, and Intelligence Community Directives (ICDs)) and works to mitigate risks by applying security controls effectively to maintain an acceptable degree of operational risk across multiple enclaves in an enterprise environment.

New!

Alexandria, VA3 days ago

$107,900–$195,050

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. •Demonstrated understanding of the life cycle of cybersecurity threats (internal and external), attacks, attack vectors and methods of exploitation with an understanding of intrusion set tactics, techniques and procedures (TTPs).

New!

Washington DC, DC5 days ago

Remote

$95,000–$125,000 Per Year

Provides sales consultation, design, support, and management of client activity involving but not limited to the collaboration, enterprise networking, data solutions and security products and services with primary focus in designated region. Establishes, maintains, and develops business with clients and potential clients in the assigned business sectors to enhance the potential for meeting the objectives of maximum profitability and growth through effective sales and services.

New!

Greenbelt, MDToday

$116,350–$210,325

Work directly or indirectly with NASA customers, Technicians, Network Engineers and/or Network Architects to execute network design changes or modifications of the NASA network infrastructure, as well as identify, analyze, and resolve issues for customer impacting events that may be escalated to Engineering. Leidos is seeking a highly skilled and experienced Network Engineer III to support the Advanced Enterprise Global Information Technology Solutions (AEGIS) program and join a large Engineering team entrusted with evolving and sustaining the NASA OCIO Enterprise Corporate network.

New!

Lorton, VA5 days ago

$131,300–$237,350

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. Motivated self-starter with strong written and verbal communication skills for collaborating with technical and non-technical stakeholders, and the ability to create complex technical reports on analytic finding .

New!

Columbia, MDToday

$130,000–$145,000

Relocation Assistance: AvailableWe are seeking an Intrusion Analyst 3 supporting advanced cyber intelligence and network defense initiatives. • Categorize traffic as benign, suspicious, or malicious.

New!

Columbia, MDToday

$200,000–$220,000

This role supports the Cybersecurity Intelligence Team (CIT) in maintaining and enhancing software applications that enable cyber threat intelligence automation and data normalization. We are seeking a Full-Time Software Engineer Level 3 to support a cybersecurity intelligence mission focused on automation and threat intelligence normalization.

New!

Laurel, MDToday

$116,350–$210,325

Our Cyber & Analytics Business Area (CABA) brings together experts in Security Engineering, Computer Network Operations (CNO), SIGINT, Mission Software, and Cryptographic Key Management. 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.

New!

Fort Meade, MDToday

$73,450–$132,775

Bachelor's degree plus 5-years of relevant experience, or master’s degree plus 3-years of relevant experience or an associate’s degree plus 7-years of relevant experience or high school diploma/GED plus 9-years of relevant experience may be considered. Relevant experience must be in computer or information systems design/development, programming, information/cyber/network security, vulnerability analysis, penetration testing, computer forensics, information assurance and/or systems engineering.

Fort Belvoir, VA16 days ago

$85,018–$160,000
Full-time
Employee

Implementing and maintaining the organization's cybersecurity toolsets, such as endpoint security solutions (ESS), malware protection, network detection & response (NDR), and endpoint detection & response (EDR) . As a Cyber Tools Administrator, you'll play a pivotal role in protecting our digital assets and strengthening our security posture through proactive monitoring, analysis, and implementation of cutting-edge security solutions.

Fort Meade, MD17 days ago

Full-time
Employee

Enlighten is looking for a Cyber Hunt Analyst with Data Science experience to apply strong cyber security, Defensive Cyber Operations (DCO), and networking domain knowledge to support cyber analytics product development, threat analysis, statistical analysis, model development, and direct customer mission support. 5+ years experience in cyber security operations related fields with Bachelors in Information Technology, Cyber Security or related field; 3 years relevant experience with Masters in realted field; or High School Diploma or equivalent and 9 years relevant experience.

Annapolis Junction, MD17 days ago

$128,887–$175,000
Full-time
Employee

9 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. HII Mission Technologies has a need for a Cyber Engineer who will be responsible for guiding systems through the full Risk Management Framework (RMF) lifecycle and ensuring all security controls are properly designed, implemented, documented, and assessed.

Annapolis Junction, MD17 days ago

$130,000–$180,000
Full-time
Employee

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. Our capabilities in cybersecurity, network architecture, reverse engineering, software and hardware development uniquely enable us to support sensitive missions for the U.S. military and federal agency partners.

Fort Belvoir, VA17 days ago

$73,193–$189,985
Full-time
Employee

As a Cyber Network Analyst, you'll play a pivotal role in protecting our digital assets and strengthening our security posture through proactive monitoring, analysis, and implementation of cutting-edge security solutions. Our capabilities in cybersecurity, network architecture, reverse engineering, software and hardware development uniquely enable us to support sensitive missions for the U.S. military and federal agency partners.

Fort Belvoir, VA17 days ago

$89,120–$130,000
Full-time
Employee

Ensure system security needs established and maintained for operations development, security requirements definition, security risk assessment, systems analysis, systems design, security test and evaluation, certification and accreditation, systems hardening, vulnerability testing and scanning, incident response, disaster recovery, and business continuity planning and provides analytical support for security policy development and analysis. Our capabilities in cybersecurity, network architecture, reverse engineering, software and hardware development uniquely enable us to support sensitive missions for the U.S. military and federal agency partners.

Columbia, MD17 days ago

Full-time
Employee

Enlighten, honored as a Top Workplace from USA Today, is a leader in big data solution development and deployment, with expertise in cloud-based services, software and systems engineering, cyber capabilities, and data science. Develop engaging training materials in a variety of formats including web-based training, videos, slides, instructor/participant guides, knowledge checks, practical exercises/labs, use cases and best practices.

Fairfax, VA17 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, VA17 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.

Fort Belvoir, VA17 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.

Washington, DC17 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.

Suitland, MD17 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, VA17 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.

Fairfax, VA17 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.

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Cyber Security Jobs in Montpelier, MD

Cyber Security Engineer III System One

IT- Cyber Security Architect/ Engineer III PlanIT Group

Reverse Engineer and Offensive Cyber Developer Johns Hopkins Applied Physics Laboratory (APL)

Reverse Engineer / Cyber Capability Engineer Johns Hopkins Applied Physics Laboratory (APL)

Senior Reverse Engineer / Cyber Capability Engineer Johns Hopkins Applied Physics Laboratory (APL)

Cyber Range Engineer By Light Professional IT Services

Data Security Engineer System One

Cyber Operations Watch Specialist Leidos

Cyber Operations Planning SME Leidos

Cryptologic Cyber Planner Aminov Search Partners

Security Program Senior Manager American Public Power Association

Security Operations Analyst with Python System One

Cryptologic Cyber Planner - ( TS/SCI FS Poly Required) Gables Search Group

Electronic Security Project Engineer Active Security Consulting LLC

Computer Security Systems Specialist By Light Professional IT Services

Cyber Support Center (CySC) Director of Operations Leidos

Formal Verification and Software Assurance Engineer Johns Hopkins Applied Physics Laboratory (APL)

Service Technician – Electronic Security Systems Active Security Consulting LLC

Lead Security Engineer with TS/SCI Poly Leidos

SOC Analyst Dunhill Solutions

Senior Google AI Engineer Credence

DevSecOps Engineer Credence

Reverse Engineer for RF Systems Johns Hopkins Applied Physics Laboratory (APL)

Software Engineer II - CTJ - Top Secret Microsoft

CNO Reverse Engineer MANTECH

ISSO Leidos

Insider Threat / UAM Analyst Leidos

Client Executive - Remote ConvergeOne

Network Engineer III Leidos

Senior Cybersecurity Engineer Leidos

Intrusion Analyst - ( TS/SCI FS Poly Required) Gables Search Group

Software Engineer III - ( TS/SCI FS Poly Required) Gables Search Group

Senior Network Engineer Leidos

Systems Integration Engineer (NDA-2) Leidos

Cyber Tools Administrator - Majestic Company Confidential

Cyber Hunt Analyst (Hybrid) - 27591 Company Confidential

Cyber Engineer - 27644 Company Confidential

Cyber Software Engineer Company Confidential

Cyber Network Analysis Tech, Majestic Company Confidential

Cyber Architect, Majestic Company Confidential

Cyber Product Trainer (Hybrid) - 26419 Company Confidential

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

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

Computer/Network Security Systems Specialist (Lead) Company Confidential

Contract Program Security Officer Company Confidential

Cognizant/Alternate Cognizant Security Officer Company Confidential

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

Cloud Security Engineer (Cloud Engineer 3) Company Confidential

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