OSCP jobs in Arlington, VA

Washington, District of Columbia

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Today

Overview: GovCIO is currently hiring for a Senior Pentration Tester with an active TS/SCI clearance to support DHS onsite in Washington, DC. Responsibilities: The Senior Penetration Tester serves as Key Personnel responsible for leading advanced penetration testing and vulnerability assessment activities within a TS/SCI environment. This role ensures mission-critical security assurance across enterprise systems, applications, and cloud infrastructures by applying deep technical expertise, zer

Full-time

USD 124,540.00 - 180,000.00 per year

Vectra Detection Engineer

Chantilly, Virginia

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9d ago

GuidePoint Security provides trusted cybersecurity expertise, solutions and services that help organizations make better decisions and minimize risk. By taking a three-tiered, holistic approach for evaluating security posture and ecosystems, GuidePoint enables some of the nation's top organizations, such as Fortune 500 companies and U.S. government agencies, to identify threats, optimize resources and integrate best-fit solutions that mitigate risk. About GuidePoint Security GuidePoint Security

Full-time

Web Application Security Engineer (AppSec / DevSecOps)

Washington, District of Columbia

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Today

Location: Washington, DC Metropolitan Area (Hybrid) Employment Type: Full-Time Clearance: Public Trust (Tier 2) or ability to obtain* About Essnova Solutions Essnova Solutions is a growing technology consulting firm delivering innovative IT, cloud, cybersecurity, engineering, and digital transformation solutions to Federal Government clients. We are committed to technical excellence, collaboration, and providing our employees with opportunities to solve complex mission challenges. Position Su

Full-time

Penetration Tester

Beltsville, Maryland

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Today

Location: Beltsville, MD Salary: $60.00 USD Hourly - $70.00 USD Hourly Description: The Judge Group is currently seeking a Penetration Tester with an active secret clearance to support a classified customer in Beltsville, MD. This position is onsite five days per week. Core Requirements Active Security Clearance Federal Contracting ExperienceFamiliarity with working in government environments, including compliance with NIST, FISMA, and FedRAMP standards. Technical Skills Penetration Testin

Contract

USD 60.00 - 70.00 per hour

Ethical Hacker/Cyber Hunt Specialist (Senior)

Fort Meade, Maryland

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Today

Clear Ridge Defense is looking for a TS/SCI w/poly cleared professional to serve as our Senior Ethical Hacker/Cyber Hunt Specialist in the Ft. Meade area. Roles and Responsibilities You will Design, build, and execute Red Team / OPFOR actions/operations in cyber range environments Develop and adapt adversary emulation techniques aligned to exercise scenarios and objectives Support full lifecycle range execution: planning, build, execution, validation, and after-action review (AAR) Collaborate

Full-time

USD 130,000.00 - 190,000.00 per year

Red Team Operator

Reston, Virginia

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3d ago

TransUnion's Job Applicant Privacy Notice Personal Information We Collect Your Privacy Choices Team Overview At TransUnion, this role will report to a Director of Cybersecurity. We are seeking an experienced and highly skilled Red Teamer to join our Information Security Department. The Red Teamer will primarily be responsible for conducting in-depth Threat Emulation exercises such as Red Team Operations, Purple Team Operations, and Penetration Tests to assess the security of our systems, network

Full-time

USD 112,500.00 - 187,500.00 per year

Senior Cyber Threat Operations Engineer

Arlington, Virginia

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Today

Umbra is an American space technology company delivering advanced systems, from sensors to spacecraft, that empower customers worldwide with unmatched access to critical information from space. Our mission is simple and ambitious: redefine space-for people, systems, and missions in every domain. Umbra's ecosystem operates through three business units: Remote Sensing (the data), Space Systems (the components), and Mission Solutions (the platforms). Together, our teams develop capabilities that de

Full-time

USD 160,000.00 - 200,000.00 per year

Senior Network Engineer/Information Systems Security Manager

Chantilly, Virginia

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Today

Job Description FusionInnovation's recent growth has earned us a top spot in the Inc 5000 FastestGrowing Private Companies in America and in Washington Business Journal's BestPlaces to Work multiple years in a row. Our team members are passionate abouttheir work and are empowered to contribute their unique skills and perspectivesto our projects. Here at Fusion, we put people first. When you join us, youdon't just join a company, you join a family. If you are ready to be part of afun and engagin

Full-time

USD 100,000.00 - 215,000.00 per year

Cyber Risk Analyst SME

Arlington, Virginia

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Today

Technomics is a growing employee-owned, decision analytics company that specializes in cost and economic analysis to facilitate better decisions faster . We enable a wide range of clients across the Federal government, from senior level policy makers to program managers, to choose smartly, buy effectively and operate efficiently. We deliver practical, credible and defensible results offering actionable insights by applying data-driven and analytics-based approaches in combination with multidisci

Full-time

USD 105,000.00 - 200,000.00 per year

Ethical Hacker/Cyber Hunt Specialist

Fort Meade, Maryland

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Today

Clear Ridge Defense is looking for TS/SCI w/poly cleared Certified Ethical Hackers/Cyber Hunt Experts to join our team in the Ft. Meade area. Roles and Responsibilities You will Identify and exploit vulnerabilities and unique misconfigurations within common operating systemsAssist in the acquisition, administration, and implementation of Red Team operational infrastructureResearch and develop cyber threat actor's Tactics, Techniques, and Procedures (TTPs) and environments for use in threat emu

Full-time

USD 120,000.00 - 190,000.00 per year

Senior Network Engineer

Chantilly, Virginia

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Today

Job ID: 2614034 Location: Chantilly, VA, US Date Posted: 2026-07-22 Category: Information Technology Subcategory: Network Engineer Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: TS.SCI_wPoly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: ORA_ON_SITE Description SAIC has an immediate opening for a Senior Network Engineer to work on an exciting program in Chantilly! ?The successful candidate will bring deep network engineering and opera

Full-time

USD 200,001.00 - 240,000.00 per year

Cyber Security Project Engineer

Herndon, Virginia

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Today

Cyber Security Project Engineer Department: Data Analysis and Technology Services Employment Type: Full Time Location: Herndon, VA Compensation: $130,000 - $260,000 / year Description REQUIRED: Active TS/SCI with Full Scope Polygraph LOCATION: Full-time, onsite, Herndon, VA Step into a role where your cyber security expertise directly strengthens enterprise-level systems and national-scale infrastructure. As a Cyber Security Project Engineer, you'll apply computer attack methods and system

Full-time

USD 130,000.00 - 260,000.00 per year

Senior Cybersecurity Systems Engineer

Chantilly, Virginia

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Today

MTSI is seeking a Senior Cybersecurity Systems Engineer whose primary function will be to work with Special Access Programs (SAPs) supporting Department of Defense (DOD), Headquarters United States Air Force, and MTSI Operations.The position will provide direct security engineering support to the Air Force acquisition community throughout the system development lifecycle (SDLC). This position will be at Joint Base Anacostia-Bolling (JBAB). Your essential job functions will include but may not b

Full-time

USD 160,000.00 - 210,000.00 per year

Cyber Threat Hunter

Remote or Bethesda, Maryland

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Today

Overview Edgewater Federal Solutions is currently seeking a Threat Hunter to provide threat hunting expertise and support to maximize cyber fusion throughout the Client's SOC, ensuring the Client's infrastructure and operations remain safe and secure from the full spectrum of cyber threats. The Threat Hunter will support Client SOC teams by providing industry-leading threat hunt support to ongoing and significant incidents as well as by engaging in proactive, hypothesis-driven hunts for threats

Full-time

USD 150,000.00 - 180,000.00 per year

Cyber Security Engineer

Chantilly, Virginia

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Today

Security Clearance: TS/SCI with Fullscope Polygraph required Position Seeking a Cyber Security Engineer to support an Intelligence Client. Required Demonstrated experience with cyber penetration testingDemonstrated experience designing, testing, or implementing IT security architectureDemonstrated experience applying computer attack methods and system exploitation techniquesDemonstrated working knowledge of cyber security principles for Linux, Windows, and virtual platformsDemonstrated exper

Full-time

USD 106,000.00 - 200,000.00 per year

Systems Vulnerability Analyst 4

Fort Meade, Maryland

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Today

Description Markon is seeking a Systems Vulnerability Analyst to support the Fort Meade customer by identifying, assessing, and mitigating vulnerabilities across mission-critical systems and enterprise networks. This role conducts security assessments, analyzes network activity for indicators of malicious behavior, and develops mitigation strategies that strengthen the customer's cybersecurity posture. Working alongside Red, Blue, and Purple Teams, the Systems Vulnerability Analyst supports off

Full-time

USD 195,000.00 - 205,000.00 per year

Sr. Network Engineer

Chantilly, Virginia

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Today

Security Clearance: Active TS/SCI with CI Polygraph required Position The National Reconnaissance Office (NRO) is the U.S. Government agency in charge of designing, building, launching, and maintaining America's intelligence satellites. Develop. Acquire. Launch. Operate.Apogee Integration is seeking a Senior Network Engineer to work on an exciting program in Chantilly! The successful candidate will bring deep network engineering and operations expertise to plan, organize, and execute operation

Full-time

USD 150,000.00 - 200,000.00 per year

Sr. Cyber/Cloud Security Specialist

Washington, District of Columbia

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Today

Overview: GovCIO is currently hiring for a Sr. Cyber/Cloud Security Specialist to serve as Lead Information Technology Specialist (INFOSEC) and Cybersecurity Operations (SECOPS). This position will be hybrid, mostly remote with occasional onsite time as needed (hybrid) at EEOC HQ in Washington, DC. Responsibilities: Serve as Lead Information Technology Specialist (INFOSEC), Cybersecurity Operations (SECOPS) responsible for contributing to the Agency's IT Security Program, directs SECOPS, coord

Full-time

USD 185,000.00 - 200,000.00 per year

Government and Public Sector - Cybersecurity - Penetration Tester - Senior Consultant

McLean, Virginia

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Today

At EY, we're all in to shape your future with confidence. We'll help you succeed in a globally connected powerhouse of diverse teams and take your career wherever you want it to go. Join EY and help to build a better working world. Government and Public Sector - Cybersecurity - Penetration Tester - Senior Consultant From strategy to execution, the Government & Public Sector practice ("GPS") of Ernst & Young provides a full range of consulting and audit services to help our Federal, State, Loca

Full-time

USD 104,800.00 - 192,200.00 per year

Senior Engineer, Application Security

Tysons, Virginia

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Today

Overview: Our Culture and Impact Cvent is a leading meetings, events, and hospitality technology provider with more than 5,500+ employees and ~30,000 customers worldwide, including 60% of the Fortune 500. Founded in 1999, Cvent delivers a comprehensive event marketing and management platform for marketers and event professionals and offers software solutions to hotels, special event venues and destinations to help them grow their group/MICE and corporate travel business. Our technology brings

Full-time

USD 120,000.00 - 160,000.00 per year

OSCP jobs in Arlington, VA 22203, USA