3,100 Results for

Senior Security Jobs in Crystal, VA

Jobs

Columbia, MD11 days ago

$150,000–$200,000

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

New!

Bethesda, MD1 day ago

$108,310–$149,027

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

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Falls Church, VA5 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.

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Washington, DC1 day ago

This practice advises sophisticated global clients—including asset managers, sovereign wealth funds, multinational companies, and major financial institutions—on the full spectrum of U.S. national security regulatory regimes. Substantial experience providing compliance advice related to economic sanctions, export controls, and outbound investment restrictions, including matters involving OFAC, EAR/BIS, ITAR/DDTC, and OGT .

Columbia, MD11 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, DC13 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.

Washington, DC13 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.

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McLean, VA4 days ago

We are looking for self-motivating employees who are proficient in and can lead all aspects of the pre-award capture lifecycle in areas of Defense and Military, to include opportunity identification, research, teaming conversations, negotiations, and proposal leadership (working closely with a proposal team). Must be experienced with leading task order capture efforts for one or more large-scale Defense and Military IDIQ contracts, to include developing overall IDIQ capture strategies, creatively and dynamically organizing efforts for maximum efficiency, and driving actions and priorities.

Alexandria, VA13 days ago

You will work directly with customer stakeholders across high-visibility DoD, federal, or regulated environments to implement scalable, secure, and high-performing platforms. CALIBRE Systems inc., an employee owned mission focused solutions and digital transformation company, is looking to fill multiple slots in the Washington, DC area.

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Herndon, VA1 day ago

As a Senior Reliability Product Manager - Tech, you will focus on developing internal tools and mechanisms to improve product reliability, quality, and supplier management processes and implementation of various automated tools and tracking mechanisms. We pioneered cloud computing and never stopped innovating — that’s why customers from the most successful startups to Global 500 companies trust our robust suite of products and services to power their businesses.

Arlington, VA30+ days ago

$175,000–$190,000 Per Year

Integrated Data Services (IDS) is seeking a Senior Program Manager to lead the deployment and adoption of the Comprehensive Cost and Requirements (CCaR) System across the Department of the Army to include the Army Secretariat, Army Staff, Major Commands, and Subordinate Commands. This operates at the intersection of financial management, enterprise software, and senior leader decision-making, directly enabling Army leadership to transition from static, manual processes to real-time, data-driven decision advantage.

Manassas, VA14 days ago

Full-time
Employee

Employment Type: Contract-to-HireJob SummaryWe are seeking an experienced Senior OT Network Architect to lead the design, implementation, and modernization of Operational Technology (OT) network infrastructure in a mission-critical industrial environment. Develop network segmentation strategies using ISA/IEC 62443 zones and conduits models.

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Springfield, VA1 day ago

The ideal candidate will apply operational security (OPSEC), counterintelligence, cyber defense, and threat principles to protect sensitive capabilities to ensure the survivability of U.S. assets in contested environments. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.

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Washington DC, DC1 day ago

$245,000–$305,000 Per Year

Across the healthcare ecosystem, we’re helping our clients unlock critical insights to track detailed patient behaviors and treatment patterns, identify gaps in care, address unmet patient needs, and reduce the global burden of disease. We carefully consider multiple business-related factors when determining compensation, including job-related skills, work experience, geographic work location, relevant training and certifications, business needs and market demands.

Washington DC, DC13 days ago

Full-time
Employee

Web Development Skills: Proficiency in PHP, MySQL, HTML, CSS, and JavaScript; working knowledge of additional languages and frameworks (.NET, Python, Ruby, Swift, SQL Server). Modern API Frameworks: Strong experience building scalable APIs using Node.js, FastAPI (Python), Bun, or similar modern backend technologies.

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Washington, DCToday

$145,000–$155,000 Per Year

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

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McLean, VAToday

$165,000–$200,000

Our AI, cloud, cyber, and modernization solutions save agencies thousands of hours, safeguard national security, and strengthen health and humanitarian missions worldwide. Strong understanding of agentic AI including Transformers, Model Context Protocol, Agent2Agent Protocol, LangGraph, and other modern frameworks.

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McLean, VA1 day 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.

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Springfield, VA1 day ago

The successful candidate will support a high performing team of Government and Contractor professionals by testing software releases to ensure they function correctly, documenting failed test cases, and documenting any changes or updates needed to existing procedures. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.

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Severn, MD1 day ago

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

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Springfield, VA1 day ago

Greenspring helps people live better lives by fulfilling our promises of a vibrant lifestyle, financial stability, and focused health and well-being services for those who live and work with us. From patrolling our beautiful 60-acre campus to welcoming guests at the gatehouse and respond and assist with non-emergency needs, you’ll be a friendly, trusted presence residents rely on.

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Washington, DC5 days ago

The Senior Training and Technical Assistance Manager oversees curriculum development, stakeholder support, and knowledge management for Refugee Resettlement and Unaccompanied Alien Children (UAC) programs. This requirement provides critical mission support across various technical, program management, and administrative functions to assist ORR in its mission to promote the health, well-being, and stability of refugees and unaccompanied children.

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Washington, DC5 days ago

The Senior Communications Manager oversees public-facing content, stakeholder engagement, and digital content strategy for Refugee Resettlement and Unaccompanied Alien Children (UAC) programs. This requirement provides critical mission support across various technical, program management, and administrative functions to assist ORR in its mission to promote the health, well-being, and stability of refugees and unaccompanied children.

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Washington, DC5 days ago

The Senior Grants & Monitoring Manager oversees grants administration, monitoring and evaluation, compliance, and site visit support for Refugee Resettlement and Unaccompanied Alien Children (UAC) programs. This requirement provides critical mission support across various technical, program management, and administrative functions to assist ORR in its mission to promote the health, well-being, and stability of refugees and unaccompanied children.

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Washington, DC4 days ago

The Senior Data and Systems Manager oversees data validation, data analytics, help desk and systems support for Refugee Resettlement and Unaccompanied Alien Children (UAC) programs. This requirement provides critical mission support across various technical, program management, and administrative functions to assist ORR in its mission to promote the health, well-being, and stability of refugees and unaccompanied children.

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Laurel, MD1 day ago

$58,700–$146,300

You will manage a portfolio of work that will include the full procurement life cycle of subcontractor services by guiding technical staff through the acquisition process, including pre-solicitation planning, review and critique of the statements of work (SOW), evaluation of contractor proposals, conducting negotiations, awarding contracts, managing contractor performance, and ultimately contract closeout. We are seeking a Senior Subcontracts Manager to help us manage all contractual matters including negotiations, resolving issues, executing agreements and overseeing subcontracts.

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West McLean, VA5 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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Linthicum Heights, MD1 day ago

$112,200–$168,200 Per Year

RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE REQUIRED FOR START: YesCLEARANCE TYPE: SecretTRAVEL: Yes, 10% of the TimeDescriptionAt Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. We strive to attract and retain the best employees by providing an inclusive work environment wherein employees are receptive to diverse ideas, perspectives, and talents to help solve our toughest customer challenges: to develop and maintain some of the most technically sophisticated products, programs, and services in the world.

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McLean, VA2 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.

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Laurel, MD1 day ago

$100,000–$245,000

Demonstrable ability to lead complex infrastructure or monitoring projects from inception through implementation, including planning, execution, and stakeholder communication; team leadership or mentoring experience strongly preferred. 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.

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Laurel, MD1 day ago

$100,000–$245,000

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. The Johns Hopkins University Applied Physics Laboratory (APL) brings world-class expertise to our nation’s most critical defense, security, space and science challenges.

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Laurel, MD3 days ago

$105,000–$245,000

Collaborate with our software development teams on improving our customized tools, including designing efficient representations for large datasets, testing accurate interactions across interdependent algorithms, and automating production analysis pipelines. 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.

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Laurel, MD1 day ago

$105,000–$290,000

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Fort Belvoir, VA1 day ago

INSCOM executes mission command of operational intelligence forces; conducts worldwide multi-discipline and all-source intelligence operations; delivers advanced skills training, linguist support, specialized quick reaction capabilities, and intelligence-related logistics, contracting, and communications in support of Army, Joint, and Coalition commands and the National Intelligence Community. The Senior Budget Analyst prepares, reviews, analyzes, coordinates, and maintains documentation and associated databases used in DoD resource management systems, while supporting Future Years Defense Program planning, development of transformational resource strategies, and current-year fiscal and manpower execution.

Bethesda, MD10 days ago

Remote

$145,000–$150,000 Per Year

Serves as a senior cybersecurity and RMF subject matter expert leading MLS security engineering, compliance initiatives, and enterprise risk management activities. System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America.

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Washington, DC1 day ago

This role will partner with teams across the Federal Reserve Board to deliver streamlined, user centric solutions for how employees request services, resolve incidents and fulfill mission critical operational needs. • Lead discovery efforts including user research, journey mapping, and workflow design to ensure solutions are usable and aligned with real world processes.

McLean, VA17 days ago

Remote

$286,200–$326,700 Per Year

You will bridge the gap between our innovative product team and the world’s most regulated buying centers—CISOs, Chief Data Officers, and VP Data Engineers—helping them solve the "impossible" paradox: securing sensitive data (PII/PHI) without stifling AI and analytics innovation. At least 5 years of experience in a public facing role ( for example: Technical Evangelist, Field CTO, or Developer Advocate) with a verified portfolio of public speaking and technical content (for example: guides, blogs, white papers, podcasts, webinars).

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Laurel, MD2 days 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.

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Washington DC, DC1 day ago

Remote

$105,000–$160,000 Per Year

Cross-Functional Stakeholder Partnership: Build strong relationships across Marketing, Sales Development, Revenue, Marketing and Revenue Operations teams, and technical teams, serving as a facilitator and product leader who can align stakeholders, clarify decisions, and move ambiguous initiatives toward measurable business outcomes. Your key responsibilities will include: AI Innovation Strategy for Pipeline Generation: Define and execute a compelling product vision and roadmap centered on how AI can materially increase pipeline, improve seller focus, and make GTM execution more intelligent across lead capture, prioritization, routing, attribution, and account-based motions.

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Laurel, MD1 day ago

$105,000–$290,000

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Laurel, MD1 day ago

$105,000–$290,000

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.

Merrifield, VA13 days ago

System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. Plan, manage, and execute all aspects of life-cycle projects from inception through implementation, ensuring timely delivery within budget .

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Washington DC, DC1 day ago

Remote

$300,000–$360,000 Per Year

This leader will bring an established network (“Rolodex”) of executive relationships across top MSPs/MSSPs and will build, mentor, and drive a team of Channel Account Executives to accelerate revenue growth through strategic partners. Team LeadershipLead, coach, and scale a team of Channel Account Executives across the U.S. Establish clear territory, partner coverage, and accountability models.

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Washinfton, DC1 day ago

Perform customer T2/T3 support activities including assessment of user experience scenarios and identifying resolutions to unique user access issues for Okta integrated applications. Description: Our client is seeking a Consultant SME Senior to provide guidance to IT partners on configuration, debugging, and deployment of tools requiring Identity and Access Management (IAM) integration.

Arlington, VA30+ days ago

$175,000–$190,000 Per Year

This role is responsible for owning the customer relationship, driving enterprise adoption, and expanding the impact of the Project Management Resource Tools (PMRT) System and the Comprehensive Cost and Requirement (CCaR) System across Portfolio Acquisition Executive (PAE) organizations and Headquarters Air Force (HAF) stakeholders. When determining an applicant’s compensation, various factors are taken into consideration including, but not limited to: geographic location, relevant prior work experience, relevant training, special skills/competencies, education, clearance, licenses/certifications, labor categories/contract rates and other business needs.

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Washington DC, DC1 day ago

Remote

We have created a feature-rich, scalable yet simple to use software platform to implement many different enterprise and service provider use cases, including: Full software-defined and Unified SASE for enterprise customers or MSP’s. Versa Networks, Inc. is a leading vendor of next-generation Software Defined solutions and architectures, called Unified-SASE (Secure Access Service Edge).

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Washington, DC1 day ago

$105,300–$190,350

Support the full life cycle of software and hardware asset management including tracking, discovery, analyzing, reporting, compliance, upgrades, and disposal utilizing the customer organization’s asset management systems. 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!

Bethesda, MD1 day ago

$108,310–$149,027

Strategically plan, architect, design, engineer, develop, test, implement, modernize, and enhance the functional capabilities, capacity, and performance of the NIH Network and TIC Services in alignment with NIH future state architecture objectives. Within each of the Cisco Certifications, the following specializations are needed and listed in order of importance: Routing and Switching, Service Provider, Data Center and Wireless .

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Bethesda, MD1 day ago

$149,841–$149,841

Within each of the Cisco Certifications, the following specializations are needed and listed in order of importance: Routing and Switching, Service Provider, Data Center, and Wireless OR Experience required is 8‐plus years in Network Services and a bachelor’s degree in Computer Science, Information Systems, Engineering or other related discipline. The Network Architecture Section responsibilities include: Strategically plan, architect, design, engineer, develop, test, implement, modernize, and enhance the functional capabilities, capacity, and performance of the NIH Network and TIC Services in alignment with NIH future state architecture objectives.

New!

Bethesda, MD1 day ago

$108,310–$149,027

Strategically plan, architect, design, engineer, develop, test, implement, modernize, and enhance the functional capabilities, capacity, and performance of the NIH Network and TIC Services in alignment with NIH future state architecture objectives. Within each of the Cisco Certifications, the following specializations are needed and listed in order of importance: Routing and Switching, Service Provider, Data Center and Wireless .

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Senior Security Jobs in Crystal, VA

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

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

Sr Cloud Security Engineer PlanIT Group

National Security Senior Associate Attorney (DC) Pernini Recruiting Company

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

Sr. Cloud Security Specialist (AWS) System One

Senior Cloud Security Specialist (API) - onsite System One

Senior Capture Manager Credence

Senior Consultant - VMware Cloud Foundation (VCF) Design and Deploy Calibre Systems

Sr. Reliability Product Manager-Tech, Infrastructure Reliability & Quality Amazon Data Services, Inc.

Army - Senior Program Manager (Arlington, VA) Integrated Data Services

Senior OT Network Architect Census InfoTech Inc

Senior Specialist, Systems Engineering (Mission Protection) (TS/SCI w Poly) L3Harris Technologies

Sr. Director, Infrastructure, SRE, & Security Komodo Health

Senior Drupal Architect Company Confidential

Senior Manager, Member Experience Sparks Group

Senior AI Technical Lead Credence

Senior Google AI Engineer Credence

Senior Specialist, Systems Engineer - User Acceptance Tester L3Harris Technologies

Warehouse Security Guard GardaWorld Security Services U.S.

Security Officer Greenspring Village by Erickson Senior Living

Senior Training and Technical Assistance Manager Credence

Senior Communications Manager Credence

Senior Grants & Monitoring Manager Credence

Senior Data and Systems Manager Credence

Sr. Subcontracts Manager Johns Hopkins Applied Physics Laboratory (APL)

Senior PowerShell Engineer (Secret Clearance) Jobot

Senior Principal Hardware Configuration Analyst Northrop Grumman

Senior Python Full Stack Engineer Vaco LLC

Senior Systems & Monitoring Administrator Johns Hopkins Applied Physics Laboratory (APL)

Senior Windows Administrator Johns Hopkins Applied Physics Laboratory (APL)

Senior AFSIM Analyst Johns Hopkins Applied Physics Laboratory (APL)

Senior Artificial Intelligence Researcher Johns Hopkins Applied Physics Laboratory (APL)

Senior Program Analyst - INSCOM Credence

Senior Cybersecurity Systems Engineer System One

Senior Product Manager System One

Senior Director, Field CTO- Capital One Software (Remote) Discover Financial Services

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

Senior Product Manager, Pipeline Generation Systems - Remote Cribl

Senior Applied Chemist Johns Hopkins Applied Physics Laboratory (APL)

Senior Search Engineer (Enterprise Search) Johns Hopkins Applied Physics Laboratory (APL)

Senior Project Manager System One

Sr. Director of MSP/MSSP Channel Sales - Remote Versa Networks

SME Consultant Sr. (Okta) PlanIT Group

Air Force - Senior Account Manager (Arlington, VA) Integrated Data Services

Sr. Systems Engineer - Service Providers - Remote Versa Networks

Senior IT Asset Manager Leidos

Senior Network Architect/SME in Enterprise Level Data Center and Cloud Govcio LLC

Subject Matter Expert Level III / Senior Network Architect Govcio LLC

Senior Network Architect-SME LAN/WAN, and DW/DM Govcio LLC

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