5,269 Results for

Cyber Security Jobs in Beltsville, MD

Jobs

Cyber Security Watch Officer - Evenings Leidos

Washington, DC

$87,100–$157,450 / year

Our CSWOs are principally engaged in the triage of events, cyber incident handling, network analysis and threat detection, trend analysis, metric development, vulnerability information dissemination, and the DoD Cyber Security Service Provider (CSSP) methodology. 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 .

17 days ago

Cyber Systems Engineer/Analyst Johns Hopkins Applied Physics Laboratory (APL)

Laurel, MD

Have a detailed understanding of multiple layers of operational concepts, including mission, infrastructure, platform, service, and endpoints, and apply that knowledge to improving capabilities as they are developed, throughout the systems engineering lifecycle, and transitioned to the operational environment. Lead efforts to design and develop systems to meet operational requirements, with a focus on capabilities to support cyber operations, by collaborating with multi-disciplinary teams and guiding them as the system proceeds through the systems engineering lifecycle.

4 days ago

Cyber Mission Engineer Johns Hopkins Applied Physics Laboratory (APL)

Laurel, MD

Have experience leading cross-functional technical teams, coordinating partner organizations or external performers, mentoring staff, managing technical dependencies and risks, and communicating complex concepts to operators, engineers, program leaders, and senior decision-makers. Have planned, coordinated, or integrated cyber or other special technical operations at the tactical or operational level; served as a cyber operator, mission planner, technical director, system integrator, or operational test lead; or completed Joint Professional Military Education Phase I.

4 days ago

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

Laurel, MD

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.

1 day ago

Combat Systems Cyber Engineer - Submarine Warfare Johns Hopkins Applied Physics Laboratory (APL)

Laurel, MD

Possess a BS degree, ideally in Cyber Security, Electrical Engineering, Applied Mathematics, Computer Science, or a related field, are Submarine Warfare qualified, and have extensive relevant experience with detailed operational employment of submarines and their systems, to include offensive or defensive cyber operations. Coordinate with system developers, Navy labs, and other University-affiliated research centers to plan and execute cyber resiliency test, ensuring cyber test scope, analysis methodology, appropriate measures of performance, and data required to execute analysis are mission-relevant and comprehensive.

2 days ago

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

Laurel, MD

Our elite team of reverse engineers is growing, and we're looking for engineers who are excited to dive deep into complex embedded systems, discover vulnerabilities, and build offensive cyber capabilities that solve real-world national security challenges. Work alongside APL experts in domains such as missile defense, space, and maritime systems to understand the operational significance of your reverse engineering discoveries.

1 day ago

AI-Enabled Cyber Capabilities Developer Johns Hopkins Applied Physics Laboratory (APL)

Laurel, MD

It requires designing AI-native architectures, orchestrating tool-using agents, and rapidly iterating on prototypes that demonstrate functional, outcome-driven impact. The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation’s most critical defense, security, space and science challenges.

4 days ago

Cyber Transformation Liaison Leidos

Odenton, MD

$107,900–$195,050 / year

The selected candidate will provide support for Defensive Cyber Operations (DCO) activities and will be expected to actively engage with a variety of customers, partner with them, anticipate their needs, and deliver innovating solutions to challenging defensive cybersecurity issues. September 23, 2026 For 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.

30+ days ago

Senior Cyber Operations Planner Leidos

Odenton, MD

$107,900–$195,050 / year

4 or more years recent (since 2014) work experience as CO Planner; can waive two years of experience requirement for every year spent on a Combat Mission Team (CMT) in any work role; can waive two years work experience requirement for every year spent in an Offensive Cyberspace Operations planner role within a Joint Force Headquarters – Cyber (JFHQ-C) command; OR four years recent (since 2013) work experience in offensive cyberspace capabilities development; can waive two years of experience requirement for every year spent on a CMT in any work role. The Intelligence Sector seeks highly qualified and trained Cyberspace Operational Planners to support Department of Defense Joint Planning processes that underpin United States Cyber Command (USCYBERCOM) operations.

10 days ago

Established Cyber Engineer - Capabilities Development Johns Hopkins Applied Physics Laboratory (APL)

Laurel, MD

Have experience in the development of related documents that define processes, solutions, requirements, and specifications for government agencies (military, federal departments/agencies, state, and local) and public organizations to collaborate and achieve greater cybersecurity. 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.

2 days ago

Cyber Defense Analyst – 12 Hour Weekend Shifts Leidos

Suitland, MD

$87,100–$157,450 / year

Must possess one of the following active certifications: CompTIA Security+, CompTIA CySA+, CompTIA PenTest+, CompTIA Cloud+, CEH, FITSP O, GIAC GMON, GIAC GRID, GIAC GCIA, GIAC GCIH, GIAC GICSP, GIAC GCED, GIAC GDSA, GIAC GSEC, CFR, or Cisco CyberOps. In this role, you will serve on the front line of cyber defense, helping protect critical TS/SCI networks by monitoring and investigating cybersecurity alerts, identifying potential threats, and supporting proactive threat hunting activities.

17 days ago

Cyber Operations Planner Leidos

Odenton, MD

$73,450–$132,775 / year

24 days ago

A4 Non-Kinetic Warfare Branch Chief Engineer Johns Hopkins Applied Physics Laboratory (APL)

Laurel, MD

This individual will be instrumental in strengthening the Branch’s technical excellence, advancing strategic core competencies, and mentoring high-performing staff to develop and deliver innovative, mission-relevant capabilities aligned with AMDS strategic intent. The successful candidate will be a highly respected member of the DOW community with demonstrated technical depth, systems engineering rigor, and the ability to lead complex, high-impact engineering efforts.

3 days ago

Reverse Engineer and AI Workflow Developer Johns Hopkins Applied Physics Laboratory (APL)

Laurel, MD

Develop and apply agentic AI workflows that augment and accelerate reverse-engineering and cyber analysis tasks, combining traditional reverse-engineering techniques with AI-assisted analysis, code generation, data extraction, tool execution, and technical reasoning. Build, configure, and maintain AI development infrastructure, including model interfaces, agent frameworks, tool integrations, model context protocol (MCP) services, retrieval systems, and supporting automation.

Today

Senior Software Engineer Johns Hopkins Applied Physics Laboratory (APL)

Laurel, MD

Model and apply solid engineering practices around architectural design, testability, scalability, and maintainability, including modular development, design patterns, and effective integration of AI-assisted development into team workflows. 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.

2 days ago

Military Systems Cybersecurity Software Engineer Johns Hopkins Applied Physics Laboratory (APL)

Laurel, MD

Detailed technical understanding and/or operational/maintenance experience with combat systems, weapons and stores systems command, control, communications, computers, and intelligence (C4I) avionics hull, mechanical, and electrical (HM&E) and/or other related military operational technology, including embedded systems and supporting platform network and computing environments. Our team works collaboratively with industry, academia, and government to study, design, develop, implement, and test cyber capabilities applied to air, afloat, ground, and undersea military and/or tactical platforms and systems.

4 days ago

Senior Nuclear Surety Systems Engineer Johns Hopkins Applied Physics Laboratory (APL)

Laurel, MD

Serve as the Lab’s focal point and thought leader for nuclear surety engineering with emphasis on leveraging and implementing systems engineering principles to enhance strategic systems nuclear surety design and modifications. Are you interested in applying technical leadership, innovation, system engineering skills, and specialty nuclear surety expertise toward the difficult critical challenges of ensuring the safety and security of this nation’s most critical defense systems?.

Today

Cyber Security Engineer (Expert) Job#927 Allen Integrated Solutions

Washington, DC

Assists with leading the development of system concepts, contribute to the capability phase of the systems development lifecycle, and translate technology and environmental conditions (e.g., law and regulation) into system security designs and processes. Expert working experience in government or industry leading enterprise-level cyber security efforts involving architecting, designing, development, and configuration of cloud and on premise based systems and software.

24 days ago

Manager, Cyber Security - Information Security Office Consultant Capital One Financial Corp

McLean, VA

$197,300–$225,100 / year

2+ years of experience evaluating AI technologies and integrations for security, privacy, and compliance risks, with knowledge of common AI attack vectors, model vulnerabilities, prompt injection, data leakage, model abuse, and supply chain risks. Coordinate and execute proactive Information Security consulting to the business and technology teams covering Infrastructure Security, Resiliency, Data Security, Network Architecture and Design, and User Access Management.

25 days ago

Cyber Security Engineer Peraton

Reston, Virginia

$135,000–$216,000 / year
Full time

Qualifications: Peraton offers enhanced benefits to employees working on this critical National Security program, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap and eligible to participate in an attractive bonus plan. Desired: Expert working experience in government or industry leading enterprise-level cyber security efforts involving architecting, designing, development, and configuration of cloud and on premise based systems and software.

30+ days ago

See More Jobs

Browse All Cyber Security Locations

Browse Jobs Near Beltsville, MD

Get noticed by top employers!

Upload your resume to let employers know you're open to Cyber Security job opportunities. Plus, receive relevant job recommendations in your inbox.

Create A Free Account

Cyber Security Jobs in Beltsville, MD

Cyber Security Watch Officer - Evenings Leidos

Cyber Systems Engineer/Analyst Johns Hopkins Applied Physics Laboratory (APL)

Cyber Mission Engineer Johns Hopkins Applied Physics Laboratory (APL)

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

Combat Systems Cyber Engineer - Submarine Warfare Johns Hopkins Applied Physics Laboratory (APL)

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

AI-Enabled Cyber Capabilities Developer Johns Hopkins Applied Physics Laboratory (APL)

Cyber Transformation Liaison Leidos

Senior Cyber Operations Planner Leidos

Established Cyber Engineer - Capabilities Development Johns Hopkins Applied Physics Laboratory (APL)

Cyber Defense Analyst – 12 Hour Weekend Shifts Leidos

Cyber Operations Planner Leidos

A4 Non-Kinetic Warfare Branch Chief Engineer Johns Hopkins Applied Physics Laboratory (APL)

Reverse Engineer and AI Workflow Developer Johns Hopkins Applied Physics Laboratory (APL)

Senior Software Engineer Johns Hopkins Applied Physics Laboratory (APL)

Military Systems Cybersecurity Software Engineer Johns Hopkins Applied Physics Laboratory (APL)

Senior Nuclear Surety Systems Engineer Johns Hopkins Applied Physics Laboratory (APL)

Cyber Security Engineer (Expert) Job#927 Allen Integrated Solutions

Manager, Cyber Security - Information Security Office Consultant Capital One Financial Corp

Cyber Security Engineer Peraton

Similar Job Searches

See More Jobs