3,433 Results for

Security Engineer Jobs in Ellicott City, MD

Jobs

Columbia, MD13 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.

New!

Annapolis Junction, MD1 day ago

$154,050–$278,475

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

Washington, DC30 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.

McLean, VA28 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.

New!

Gaithersburg, MD1 day ago

$140,000–$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.

New!

Columbia, MD1 day ago

$110,000–$165,000 Per Year

New!

Washington, DC1 day ago

$140,000–$190,000 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 serves as a trusted advisor to clients, leading technology consulting efforts while supporting business development, proposal preparation, project execution, and team mentorship.

Reston, VA16 days ago

Full-time
Employee

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.

New!

MONTGOMRY VLG, MD1 day ago

$165,000–$185,000 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. This role is ideal for a seasoned engineer who enjoys solving complex technical challenges, contributing to system architecture, and partnering closely with Systems Engineering, Development, and Test teams to deliver robust, scalable solutions.

New!

McLean, VA6 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.

New!

Washington, DC1 day 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.

New!

Rockville, MD1 day 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.

New!

Gaithersburg, MD1 day 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.

New!

Washington, DC2 days ago

$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.

New!

McLean, VA3 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, VA3 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. We have an immediate need for a mid-level DevSecOps Engineer to support the development, enhancement, and operation of scalable, application-focused CI/CD pipelines and automation frameworks for build, test, and deployment workflows in AWS GovCloud.

New!

Arlington, VA3 days ago

$75,000–$85,000

Whether you’ve got deep experience in commercial real estate, skilled trades or technology, or you’re looking to apply your relevant experience to a new industry, join our team as we help shape a brighter way forward. At JLL, we are collectively shaping a brighter way for our clients, ourselves, and our fellow employees, and your technical skills will be essential to delivering the reliable, high-quality facility operations our clients depend on.

Baltimore, MD15 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).

New!

Washington, DC1 day ago

$145,000–$160,000 Per Year

With more than 20 years of securing some of the U.S. Department of Defense and the Intelligence Community’s most critical networks, JFL Consulting, LLC provides advanced network security solutions to a range of US Government and US commercial clients. Preferred Bachelor’s degree in Information Technology, Computer Science or a related engineering field with minimum in lieu of degree 4+ Years of Networking experience.

New!

Hanover, MD3 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!

Gaithersburg, MD3 days ago

$87,100–$157,450

The TFDM program is a Federal Aviation Administration’s (FAA) NextGen program based on airport surface management that provides efficiency for both the airport surface and terminal airspace by providing a new and comprehensive integrated surface traffic control and management system. 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.

Columbia, MD13 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.

New!

Mount Airy, MD3 days ago

$38.46–$44.95

Responds to dynamic 24/7 business environment via availability to work odd hours including periodic holidays and weekends throughout the year regarding changing plant conditions and risks. This role will be responsible for the operation and maintenance of eight Cleaver Brooks 400 & 500 HP boilers and associated equipment at our customer's facility located in Frederick, Maryland.

Baltimore, MD30+ days ago

Temporary
Contractor
Full-time

Experience managing directory sync into Azure AD and deep knowledge of Azure AD Sync for Federation, authentication, SSO, and directory sync with Azure AD. Systems engineer – Microsoft 365 to develop solutions for e-mail and collaboration tools as well as handle day-to-day operations within the division.

New!

McLean, VA2 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!

McLean, VA2 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

$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.

New!

Baltimore, MD4 days 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.

McLean, VA16 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.

Hanover, MD16 days ago

The Project Engineer (PE) is responsible for the assistance in the development, execution and maintenance of a fully effective Project as required by our contract with the Client and Subcontractors and as further defined by the Contractor’s Quality Control Plan (CQCP), Health/Safety/Quality program and in accordance with Company’s policies and procedures; and performs additional managerial responsibilities as necessary or assigned. The candidate will be performing all facets of the Bering Straits East Coast model to include quality control management, submittal tracking, daily reporting, communicating deficiencies to the customer, and other various tasks as assigned.

Columbia, MD13 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).

Baltimore, MD30+ days ago

Temporary
Contractor
Full-time

Basic Qualifications for the Principal RF Test and Power Engineer: • Bachelor’s degree in electrical engineering or related STEM field plus 5 or more years of relevant experience; or a master’s degree in electrical engineering or related STEM field plus 3 or more years of relevant experience. Activities will range from hands-on testing and troubleshooting; to analysis of failure trends, root cause/ corrective actions; and attending program meetings to report yields, problems, and corrective actions.

New!

Washington, DCToday

$57,850–$104,575

Knowledge of and experience with various frequency policy organizations, including National Telecommunications and Information Administration (NTIA), Interdepartmental Radio Advisory Committee (IRAC), and associated sub-committees, and the Federal Communications Commission (FCC). The Spectrum Engineering Group is responsible for securing, managing, and protecting all civil aviation spectrum resources to ensure interference-free operation of FAA communications, navigation, and surveillance (CNS) systems across the National Airspace System (NAS).

New!

Reston, VA3 days ago

Remote

Arcticom, LLC provides network and systems administration, enterprise architecture and resource planning, certification and accreditation, software design, programming, maintenance of telecommunications and land mobile radio equipment and systems, help desk support and IT transformation services among other services. The work environmental characteristics described here are representative of those that must be borne by an employee to successfully perform the essential functions of the role.

Arlington, VA23 days ago

$120,000–$170,000 Per Year

If you have a strong background in Electrical engineering, with a particular focus on power generators, uninterruptible power supplies, life safety/emergency/mission critical power distribution, electric vehicle (EV) infrastructure, and other electrical equipment and system, we want to hear from you. Conduct surveys of existing areas and facilities, conduct design reviews, conduct code compliance inspections, witness code required testing, assist in code development and implementation, and execute small systems designs.

Columbia, MD13 days ago

$135,000–$150,000

This role involves static and dynamic analysis of malware, identifying functionality, callbacks, adversary infrastructure, and indicators of compromise. We are seeking a highly skilled Malware Reverse Engineer to perform deep technical analysis of malicious binaries.

Falls Church, VA7 days ago

Our Site Engineers receive exceptional mentorship, hands-on learning experiences, professional development courses, and personal growth opportunities tailored to you to fast-track your journey to promotion and career success as a member of our Site Operations team. Site Engineers have the flexibility to work on-site full-time or pursue an associate’s degree while working part-time, making this the ideal position for any high school graduate or early-career professional looking for a team and schedule that works with you.

New!

Mclean,, Virginia3 days ago

$80–$90 Per Hour
Contractor

The specific compensation for this position will be determined by several factors, including the scope, complexity, and location of the role, as well as the cost of labor in the market; the skills, education, training, credentials, and experience of the candidate; and other conditions of employment. Collaborate with designers, product managers, and other developers to create user-friendly interfaces and robust backend systems.

New!

Baltimore, MDToday

$108,000–$114,800

Ability to assess building envelope (roof, structure, etc.) Familiar with NFPA (fire codes), building codes, NEC (electrical codes), PMs and PM management systems Experience with training teams, capital project forecasting and annual budgets. AmeriCorps, the federal agency that brings people together through service, and its partners — the Peace Corps, AmeriCorps Alums, National Peace Corps Association, and the Service Year Alliance — launched Employers of National Service to connect national service alumni with opportunities in the workforce.

New!

West Bethesda, MD2 days ago

Essential Functions: Support the set-up, configuration, and documentation of hardware and software systems under test, including loading custom and commercial software onto multiple systems Developing and executing structured training sessions Builds, configures, troubleshoots, and integrates new and existing configuration items (hardware) packages to provide service enhancements, application deployments and infrastructure upgrades Responsible for configuration hardware, mastering the system and training others to successfully use the system. Supports training system operations Ability to take ownership of training classes through completion Long periods of travel is required Qualifications: BS/BA (or equivalent) in Optical, Electrical, Computer Engineering, Computer Science, Information Technology or related field, and minimum 6 years Software or systems experience or Graduate’s degree and 4 years software or systems experience.

Columbia, MD13 days ago

$150,000–$200,000

This role focuses on developing, maintaining, and enhancing complex software systems, including processing-intensive analytics, real-time platforms, large-scale data manipulation systems, and enterprise management solutions. The Software Engineer II will work independently and within collaborative teams to design, test, and refine mission-critical software components.

Columbia, MD13 days ago

$180,000–$220,000

We are seeking a senior-level development and operations professional to support enterprise-level cybersecurity systems within a highly classified Maryland-based customer. This role blends advanced development knowledge with operational system oversight in complex enterprise environments.

Columbia, MD13 days ago

$180,000–$220,000

This engineer will work within complex secure systems, supporting software enhancement, system optimization, and secure application development efforts. We are seeking a Full-Time Software Engineer Level 3 supporting cybersecurity-focused enterprise initiatives in the Fort Meade region.

Columbia, MD13 days ago

$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!

Reston, VAToday

$154,050–$278,475

Whether creating content for a written volume or scripts or slides for orals presentations, you will support Leidos' largest, most strategic bids across the enterprise working with leadership, solution architects, subject matter experts, and artists to develop compelling and compliant products. Working with technical leads, partners, and graphics teams to capture messaging emphasizing key differentiators, proof points, partner roles, and key personnel details in slide content creation.

New!

Reston, VAToday

$131,300–$237,350

Washington DC, DC16 days ago

$94.31–$94.31 Per Year

Not be a friend, relative or other personal contact of any person employed in the Global Talent Management Office of Performance Evaluation (GTM/PE), the Office of the Director General and the Director of Global Talent (DGTM), or any office or individual involved in the selection/formalization of the service of the public member. Prior Experience: Public Member Consultant candidates experience including but not limited to: Information Technology, Law Enforcement, Educators (all levels), Medical Practitioners, Business, Human Resources, Building Operations, Transportation and Freight, Security Engineer, Media, or Finance Professionals.

McLean, VA28 days ago

Temporary
Contractor
Full-time

The ideal candidate will have strong, infrastructure-focused experience with hands-on knowledge of designing and supporting AWS platform solutions, including native services like EKS, and automating deployments with CloudFormation and CI/CD pipelines. 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.

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Security Engineer Jobs in Ellicott City, MD

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

Lead Security Engineer with TS/SCI Poly Leidos

Network Security Engineer CSZNet, Inc.

Lead Information Security Engineer Genesis10

Sr. Software Engineer Jobot

System Integration & Test Engineer Jobot

RCDD Technology Engineer Jobot

Network Engineer II Company Confidential

Senior Software Engineer (C++ / Java) Jobot

Cloud Platform Engineer Credence

Senior PowerShell Engineer (Secret Clearance) Jobot

System Safety Engineer Jobot

Hardware Engineer Jobot

Level 2 Desktop Engineer Sparks Group

Senior Google AI Engineer Credence

DevSecOps Engineer Credence

Building Engineer *US AMR-Jones Lang LaSalle Americas, Inc.

VMWARE Infrastructure Engineer Creative Global Consulting, LLC

Network Engineer - Top Secret Clearance (SCI Eligible) JFL Consulting LLC

CNO Reverse Engineer MANTECH

Lead Software Engineer Leidos

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

Stationary Engineer I Constellation Energy

Sr. Systems Engineer - Microsoft 365 Trigyn Technologies Inc

Senior Data Engineer - Palantir Sparks Group

Junior Data Engineer - Palantir Sparks Group

Senior Python Full Stack Engineer Vaco LLC

Principal Cybersecurity Engineer- Architecture OneMain Financial

DevOps Engineer Capgemini Government Solutions LLC

Construction Project Engineer BERING STRAITS GLOBAL INNOVATIONS LLC

Senior Cybersecurity Engineer Gables Search Group

ENGINEER DIGITAL 3 Aroha Technologies

Junior Radio Frequency (RF) Electrical Engineer Leidos

Software Engineer III ARCTICOM LLC

Electrical Engineer Chinook Systems

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

Commercial Construction Site Engineer HITT Contracting

AI Engineer Pinnacle Technical Resources

Building Engineer American National Red Cross

(DoD SkillBridge), Specialist, Integration & Test Engineer L3Harris Technologies

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

Senior Software Engineer – Operations - Active TS/SCI with Full Scope Poly Gables Search Group

Software Engineer - Active TS/SCI with Full Scope Polygraph Gables Search Group

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

Principal Proposal Slide Engineer - Writer Leidos

Senior Staff Proposal Writer - Slide Engineer Leidos

Experienced Professionals to serve as Public Member Consultant (for Foreign Service Selection Boards) ARCTICOM LLC

Cloud Engineer Professional - Hybrid Genesis10

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