3,660 Results for

Security Engineer Jobs in Greenbelt, MD

Jobs

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!

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.

Columbia, MD10 days ago

$180,000–$230,000

She Recruits is representing a Full-Time Senior ISSE to support enterprise-level cybersecurity architecture and Risk Management Framework (RMF) initiatives. This role provides technical security engineering guidance across complex systems and ensures compliance with government security frameworks.

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.

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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.

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.

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Falls Church, VA4 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.

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Arlington, VA6 days ago

$110,000–$165,000 Per Year

With deep expertise in cloud-first architectures, automation, DevSecOps, virtualization, reliability engineering, and large-scale systems integration, we help organizations modernize infrastructure, improve operational efficiency, and support mission-critical environments where performance, security, and resiliency are essential. Our teams partner closely with customers to deliver innovative solutions across cloud strategy, cybersecurity, systems integration, data engineering, machine learning, AI, disaster recovery, and enterprise infrastructure initiatives.

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Columbia, MD6 days ago

$150,000–$200,000 Per Year

With deep expertise in cloud-first architectures, automation, DevSecOps, virtualization, reliability engineering, and large-scale systems integration, we help organizations modernize infrastructure, improve operational efficiency, and support mission-critical environments where performance, security, and resiliency are essential. We work closely with stakeholders at every level of the organization—from executive leadership to engineering and operations teams—to provide scalable, resilient, and secure technology solutions that solve complex business and operational challenges.

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West McLean, VA4 days ago

$120,000–$160,000 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. This role will focus on building automation solutions within Windows 11 environments to improve operational efficiency, strengthen security posture, and enhance the overall end-user experience.

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MONTGOMRY VLG, MD4 days ago

$120,000–$140,000 Per Year

With deep expertise in cloud-first architectures, automation, DevSecOps, virtualization, reliability engineering, and large-scale systems integration, we help organizations modernize infrastructure, improve operational efficiency, and support mission-critical environments where performance, security, and resiliency are essential. 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.

Reston, VA11 days ago

Provide assistance and oversight for all information systems operations activities, including computer and telecommunications/communications operations, data entry, data control, LAN/MAN/WAN administration and operations support, operating systems programming, system security policy procedures, and/or web strategy and operations. Perform a variety of systems engineering tasks and activities that are broad in nature and are concerned with major systems design, integration, and implementation, including, hardware, software, budgetary, and support facilities and/or equipment.

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Vienna, VA6 days ago

$120,000–$155,000 Per Year

8-10+ years of experience in design and specification of lighting systems, power systems, fire alarm systems, telecom/data systems, medium voltage power systems, UPS systems, emergency generator systems, grounding systems, and utility systems. 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.

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McLean, VA3 days ago

The ideal candidate will have hands-on experience supporting secure cloud environments, developing repeatable infrastructure patterns, improving deployment workflows, and helping engineering teams deliver workloads more efficiently. Experience developing, maintaining, or supporting CI/CD pipelines using tools such as GitLab CI/CD, Jenkins, GitHub Actions, AWS CodePipeline, or similar platforms.

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Washington, DCToday

$21–$28 Per Hour

Qualifications/Background Profile: Proven experience in a desktop support or IT helpdesk role, preferably at Level 2. Strong knowledge of Windows and macOS operating systems. This role involves troubleshooting hardware and software issues, managing user accounts, and ensuring the smooth operation of desktop environments across the organization.

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Laurel, MD2 days ago

$100,000–$245,000

Our engineers and analysts apply a wide-range of disciplines such as sensor and data fusion, signal and image processing, operations research, applied physics, and artificial intelligence to build systems that automatically or autonomously orchestrate sensors, process data into information, and make intelligent inferences and predictions about complex threats and environments. Have domain knowledge in ISR processes, systems, platforms, and sensors used by the US military and intelligence community; Navy and Air Force kill chain concepts; targeting, C2, and mission planning processes and tools; threat systems, weapon platforms and systems, and communications networks.

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McLean, VAToday

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.

Herndon, VA12 days ago

Work with the customer’s security & network teams to build confidence across the business units impacted by the change to Palo Alto Networks. Minimum 5 years’ experience with network/security solutions and technologies (BGP, SD-WAN, VXLAN, routing and switching).

Washington, DC10 days ago

They will be responsible for designing, implementing, and maintaining secure, scalable, and efficient cloud infrastructure for multiple environments (e.g., development, testing, staging, production) of the new application. The DevSecOps Engineer will be instrumental in establishing best practices for cloud-native application development, enhancing our security posture, and enabling agile and efficient operations.

Baltimore, MD12 days ago

$40–$50 Per Hour
Full-time
Employee

Job Details:Role: VMWARE Infrastructure EngineerLocation: Baltimore, MD ( On-site with Hybrid)Duration: 12 Months ContractDuties and Responsibilities:Enterprise Virtualization Management. Education and Years of Experience: Bachelor’s degree in Computer Science, Information Systems, Engineering, or related field (or equivalent experience).

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Alexandria, VAToday

$180,000–$210,000 Per Hour

Provide executive-level government agency support related to designing, deploying, and ensuring efficient and optimal operation of business-critical enterprise and network environments. Translate stakeholder and Government requirements into network solutions, modifications, and support upgrades (network reconfiguration, hardware and software acquisitions, installation, and testing).

Columbia, MD10 days ago

$170,000–$180,000

The Reverse Engineer 3 will analyze complex software systems and security architectures to uncover vulnerabilities, reverse proprietary or adversarial code structures, and support defensive mitigation strategies across enterprise platforms. This role is designed for a highly technical engineer who thrives in deep-dive analysis, system dissection, and vulnerability identification.

Washington, DC12 days ago

Strong understanding of security concepts and technologies related to Identity and Access Management (IAM), security engineering, network security design, security operations, security architecture, general engineering processes, cloud security, data loss protection, zero trust, DevSecOps and vulnerability management. • Proven ability to provide technical security consultation and advisory services with a proactive approach to identifying potential issues, raising questions, and engaging in open dialogue with team members and stakeholders to ensure security objectives are met.

New!

Washington, DCToday

The selected candidate needs to have the necessary skills to provide technical assistance at the customer's physical premises to install, move, troubleshoot, repair, modify, and assist with any issue that may arise with telecommunications and related equipment, wiring, circuits, connections, as well as supporting networking and telephone/data communication services. Responsibilities:Overseeing the day-to-day activities related to installation, verification and maintenance of telecommunications equipment, network ports, ethernet and optical Fiber cabling, IP networks.

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vienna, VAToday

$63.70–$91 Per Hour

The role involves managing and operating Privileged Access Management technologies, leading security projects, and integrating solutions with various services. Privileged Access Management | Security Access Systems | Operating Systems | Identity and Access Management | Automated Solutions.

Fairfax, VA12 days ago

Requirements Possession of an associate's degree in computer science, electrical engineering, electronics, or a related field; plus four years' network and/or telecommunications experience; or a bachelor's degree in such fields; plus two years' experience in network or telecommunications system design, analysis, installation, and troubleshooting. Diagnose and resolve complex network issues related to routers, switches, firewalls, load balancers, WAN accelerators, wireless devices, and other network devices.

Alexandria, VA13 days ago

$160,000–$175,000 Per Year

We are seeking a Senior Telecommunications Design Engineer to support a secure federal communications environment responsible for maintaining and modernizing mission critical telecommunications and data center infrastructure. The engineer will develop engineering documentation and infrastructure designs supporting secure voice, data, and communications systems within a high availability environment.

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Laurel, MD2 days ago

$100,000–$245,000

As a member of our team, you will provide thought leadership and conduct rigorous analysis and engineering to rapidly develop and demonstrate technologies and integrated systems concepts and solutions that can enable effective joint, integrated, theatre level defense across all operational warfighting domains (land, sea, air, space). Have experience and background in some or all of the following: systems architecture, requirements, interface, and algorithm prototyping and performance analysis, active and passive sensors, target tracking and sensor fusion algorithms and design concepts, command and control concepts, distributed communications systems, advanced kill chain analysis, integrated fire control concepts.

New!

McLean, VAToday

Remote

Deep expertise in several of: AKS, App Services, Functions, APIM, Azure SQL/MI, Cosmos DB, Storage, Event Hub/Service Bus, Redis, VNet/Peering, Private Link, Application Gateway/WAF, Front Door. • Design, build, and maintain Azure landing zones and platform services (e.g., VNet, Private Endpoints, Key Vault, Azure Firewall/NSGs, Application Gateway/WAF).

New!

Laurel, MD2 days ago

$125,000–$290,000

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.

New!

Chantilly, Virginia5 days ago

Contractor

You will collaborate with cross-functional teams, including design engineers, production personnel, and quality assurance, to optimize manufacturing operations and drive continuous improvement initiatives. As a Manufacturing Engineer, your primary responsibility will be to develop and improve manufacturing processes and systems to ensure the efficient and cost-effective production of defense and aerospace products.

New!

McLean, VA1 day ago

$130,000–$150,000

Determining compensation for this role (and others) at Vaco by Highspring depends upon a wide array of factors including but not limited to: the individual’s skill sets, experience and training; licensure and certification requirements; office location and other geographic considerations; other business and organizational needs. Vaco by Highspring values a diverse workplace and strongly encourages women, people of color, LGBTQ+ individuals, people with disabilities, members of ethnic minorities, foreign-born residents, and veterans to apply.

Reston, VA11 days ago

$96.21–$99 Per Hour

Mentor junior and senior team members, install, tune, upgrade, troubleshoot, and maintain all relevant computer systems including OS administration, user management, and networking. Implement risk and opportunity management plans, assess risks, develop mitigation and disaster recovery plans, and oversee engineering project planning and execution.

New!

Washington, DCToday

$200,000–$220,000 Per Year

This role is ideal for a senior engineer who thrives in complex Kubernetes environments, with the ability to design, operate, and optimize large-scale container platforms while supporting modern application architectures. We are seeking a highly experienced Senior Kubernetes Engineer / Platform Administrator to lead the design, deployment, and sustainment of containerized application platforms.

New!

Alexandria, VAToday

$150,000–$170,000 Per Year

This role typically supports sensitive government operations requiring strict adherence to security protocols, rapid problem-solving, and the ability to maintain secure communications under demanding conditions. A Senior CSfC Cybersecurity Engineer focuses on creating, deploying, and maintaining NSA-compliant secure communication solutions using layered commercial products.

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Rockville, MDToday

Job Description: Summary: The CIOCC Tier 1 Analyst shall be responsible for the following, but not limited to: Analyze and respond to security events and incidents from SIEM, Firewall (FW), Intrusion Detection Systems (IDS), Intrusion Prevention Systems (IPS), Endpoint Security Solutions, Network Access Control (NAC) and other client data sources. • 1-3 years of security operations center environment experience or recent college graduate with industry certifications.

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McLean, VA4 days ago

You’ll work with and guide a multi-disciplinary team of analysts, data engineers, developers, and data consumers in a fast-paced, agile environment. You’ll use your experience in analytical exploration and data examination while you manage the assessment, design, building, and maintenance of analytic solutions for your clients.

New!

McLean, VA4 days ago

You’ll work with and guide a multi-disciplinary team of analysts, data engineers, developers, and data consumers in a fast-paced, agile environment. 3+ years of experience designing, developing, operationalizing, and maintaining data applications for reporting and analytics at enterprise scale.

New!

Sterling, VAToday

The responsibilities of the Site Engineer II are: to contribute to the daily site operation, including creation and modification of site operating procedures, contribute to creation of change management tickets, creation of timely incident reporting, site maintenance and repairs/inspections to help ensure Digital Realty’s data center operations achieve the highest level of availability. PlatformDIGITAL®, the company’s global data center platform, provides customers with a secure data meeting place and a proven Pervasive Datacenter Architecture (PDx®) solution methodology for powering innovation and efficiently managing Data Gravity challenges.

Columbia, MD10 days ago

$220,000–$240,000

We are seeking a Full-Time Senior Cybersecurity Engineer to provide cybersecurity engineering leadership and enterprise-level security strategy within highly classified environments. • Master’s degree in Computer Science, Computer Engineering, Computer Forensics, or related field (or Bachelor’s degree plus additional experience).

New!

Reston, VAToday

$100,600–$199,000 Per Year

There is a different range applicable to specific work locations, within the San Francisco Bay area and New York City metropolitan area, and the base pay range for this role in those locations is USD $131,400 - $215,400 per year. As a Software Engineer II in Microsoft’s Sovereign Cloud Security team, you’ll help design, deliver, and secure highly reliable services that underpin both internal security platforms and customer‑facing cloud offerings.

New!

McLean, VAToday

Remote

New!

Baltimore, MD1 day ago

$130,000–$156,000 Per Year

Along with security platform mastery in more than one platform area (IDS/IPS, firewall/WAF, access and identity, malware defense, threat modeling, exposure management, among others), the Principal Cybersecurity Engineer is formally trained in enterprise IT design and architecture practices. The Principal Cybersecurity Engineer has a demonstrated mastery in multiple security and non-security technology platforms, with the ability to both lead and advise on the overall designs and strategies of both security and non-security technologies.

New!

Laurel, MD2 days ago

$100,000–$245,000

You'll be joining our hardworking team of system engineers, algorithm developers, FPGA and embedded software engineers, and advanced EW technology enthusiasts who enjoy working together to craft creative solutions to complex challenges. 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!

Laurel, MD1 day ago

$105,000–$290,000

The Electro Optical Seeker and Infrared Systems group (A1F) of the Air and Missile Defense Sector (AMDS) is seeking a Senior Embedded Systems & Hardware-in-the-Loop Engineer to lead the architecture and implementation of complete embedded systems, custom electronics hardware, FPGA firmware, real-time embedded software, and sophisticated HWIL test systems. 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!

Ft. Meade, MDToday

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!

Alexandria, VAToday

$150,000–$180,000 Per Year

Wireless Systems Engineering — Assesses and engineers wireless connectivity solutions across cellular, RF, and related technologies to support high reliability communications. Site Surveys & Measurements — Conducts detailed site surveys, measures signal strength, evaluates RF propagation, and identifies coverage gaps using professional RF test equipment.

New!

Fort Meade, MDToday

By Light also considers other variables such as (but not limited to) work experience, education, training, skill set, internal peer equity, clearance level and market conditions when extending an offer. By Light Professional IT Services LLC readies warfighters and federal agencies with technology and systems engineered to connect, protect, and prepare individuals and teams for whatever comes next.

Springfield, VA12 days ago

$95,000–$95,000 Per Year

Knowledge and experience with routing and switching protocols (e.g., OSPF, EIGRP, BGP, Spanning Tree Protocol, ISAKMP, ESP, SIP, SCCP) . System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America.

McLean, VA13 days ago

The disclosed range takes into account the wide range of factors that are considered in making compensation decisions including, but not limited to, geographic location, relevant education, qualifications, certifications, experience, skills, seniority, performance, sales or revenue-based metrics, and business or organizational needs. It delivers end-to-end services and solutions leveraging strengths from strategy and design to engineering, all fueled by its market leading capabilities in AI, generative AI, cloud and data, combined with its deep industry expertise and partner ecosystem.

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Security Engineer Jobs in Greenbelt, MD

Data Security Engineer System One

Sr Cloud Security Engineer PlanIT Group

Senior ISSE (Information Systems Security Engineer) - (TS/SCI FS Poly Req) Gables Search Group

Network Security Engineer CSZNet, Inc.

IT - Information Security/Privacy Analyst II PlanIT Group

Lead Information Security Engineer Genesis10

IT- Cyber Security Architect/ Engineer III PlanIT Group

System Integration & Test Engineer Jobot

System Safety Engineer Jobot

Senior PowerShell Engineer (Secret Clearance) Jobot

Hardware Engineer Jobot

Network Engineer II NuAxis Innovations

Electrical Engineer - (MEP / Design-Build Consulting Engineers) Jobot

Cloud Platform Engineer Credence

Level 2 Desktop Engineer Sparks Group

Senior Engineer / Analyst for ISRT & BMC2 Applications Johns Hopkins Applied Physics Laboratory (APL)

Senior Google AI Engineer Credence

Network Engineer System One

Senior IT DevSecOps Engineer (onsite) System One

VMWARE Infrastructure Engineer Creative Global Consulting, LLC

Senior Network Engineer CCNP System One

Reverse Engineer (Microsoft Stack) - ( TS/SCI FS Poly Required) Gables Search Group

Senior Cloud Security Specialist (API) - onsite System One

IT - Systems Engineer II PlanIT Group

PAM Engineer Mitchell Martin

NOC Network Engineer System One

Telecommunications Design Engineer System One

Long Range Networked Fires Engineer Johns Hopkins Applied Physics Laboratory (APL)

Senior DevOps Engineer System One

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

Manufacturing Engineer II (VA) GCR Professional Services

Senior Python Full Stack Engineer Vaco LLC

Lead Systems Engineer - AWS Cloud System One

Senior Kubernetes Engineer (TS/SCI) System One

Senior Cybersecurity Engineer (CSfC Specialist) System One

Information Security/Privacy Analyst I PlanIT Group

Junior Data Engineer - Palantir Sparks Group

Senior Data Engineer - Palantir Sparks Group

Site Engineer II Digital Realty Trust

Senior Cybersecurity Engineer Gables Search Group

Software Engineer II - CTJ - Poly Microsoft

Mid Level DevOps Engineer System One

Principal Cybersecurity Engineer- Architecture OneMain Financial

Signal Processing Engineer Johns Hopkins Applied Physics Laboratory (APL)

Senior Embedded Systems & Hardware-in-the-Loop Engineer Johns Hopkins Applied Physics Laboratory (APL)

Cyber Range Engineer By Light Professional IT Services

Sr. Cellular / RF Engineer System One

Communications Network Engineer III By Light Professional IT Services

Network Engineer (TS/SCI) System One

DevOps Engineer Capgemini Government Solutions LLC

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