XACTA jobs in Elkridge, MD

Washington, District of Columbia

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Today

Join a high-impact Governance, Risk, and Compliance team supporting security authorization and compliance efforts for federal information systems. This role is ideal for an experienced security professional who enjoys managing RMF/ATO activities, strengthening documentation, and collaborating across technical and business teams to support a strong security posture. Responsibilities Support the full security authorization lifecycle for information systems under NIST RMF guidance Prepare, update

Full-time

USD 47.00 - 82.00 per hour

Network Administrator

Laurel, Maryland

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Today

MANTECH seeks a motivated, career- and customer-oriented Network Administrator with a focus on Cisco Networks to join our team in Laurel, MD. You will be part of a mission-driven team delivering enterprise infrastructure capabilities to support a global workforce engaged in national defense operations. This position is part of the Enterprise Infrastructure Services (EIS) organization?responsible for MPO?s Enterprise Information Technology (EIT), the backbone platform supporting all enterprise us

Full-time

ISSO (TS/SCI & CIPOLY)

Columbia, Maryland

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Today

Information Systems Security Officer - Journeyman Location: Customer Site - Columbia, MD (CANX1) Job Type: Full Time Clearance Required: Active TS/SCI with CI Polygraph About SIXGEN SIXGEN delivers agile, mission-ready cybersecurity solutions that empower government and critical infrastructure organizations to stay ahead of advanced cyber threats. We combine innovation, deep expertise, and cutting-edge capabilities to uncover vulnerabilities, protect vital systems, and ensure operational super

Full-time

USD 135,000.00 - 160,000.00 per year

Cyber and Information Systems Security Analyst/ISSO

Laurel, Maryland

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Today

Description Are you searching for challenging and impactful work supporting Highly Classified networks? Are you passionate about cybersecurity operations and policy? If so, we're looking for someone like you to apply and join our team at APL! We are ranked as one of Computerworld's Top Places to Work in IT 8 years running, and we are seeking a Cyber and Information Systems Security Analyst that will play an instrumental role in the design and operation of national security systems. You will

Full-time

USD 105,000.00 per year

Information Systems Security Engineer

Fort Meade, Maryland

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Today

Description Markon is seeking an experienced Information Systems Security Engineer (ISSE) to support the Fort Meade customer by providing cybersecurity engineering expertise for mission-critical systems supporting the Cyber Threat Intelligence (CTI) mission. This role evaluates system and cloud architectures, develops security requirements and technical documentation, supports authorization activities, and identifies and mitigates vulnerabilities across classified and unclassified environments.

Full-time

USD 215,000.00 - 225,000.00 per year

Senior Information System Security Officer

Elkridge, Maryland

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Today

Requisition ID: 3910Standard Title: Required Security Clearance: Top Secret/SCI with CI PolygraphLocation: Elkridge, MDWork Type: On-SiteShift: FirstReferral Eligibility: EligibleU.S. Citizenship Required? Yes Position Summary Base-2 Solutions is seeking a Senior Information System Security Officer to work with application leads, system administrators, database administrators, developers, and testers to ensure assigned systems are security compliant and achieve or maintain Authority to Operate

Full-time

Information System Security Officer

Elkridge, Maryland

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Today

Requisition ID: 3908Standard Title: Required Security Clearance: Top Secret/SCI with CI PolygraphLocation: Elkridge, MDWork Type: On-SiteShift: FirstReferral Eligibility: EligibleU.S. Citizenship Required? Yes Position Summary Base-2 Solutions is seeking an Information System Security Officer to work with application leads, system administrators, database administrators, developers, and testers to ensure assigned systems are security compliant and achieve or maintain Authority to Operate (ATO).

Full-time

Senior Information System Security Officer

Annapolis, Maryland

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Today

Requisition ID: 3752Standard Title: Required Security Clearance: Top Secret/SCI with CI PolygraphLocation: Annapolis Junction, MDWork Type: On-SiteShift: FirstReferral Eligibility: EligibleU.S. Citizenship Required? Yes Position Summary Base-2 Solutions is seeking a Senior Information System Security Officer to work with application leads, system administrators, database administrators, developers, and testers to ensure assigned systems are security compliant and achieve or maintain Authority t

Full-time

Information System Security Officer

Annapolis, Maryland

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Today

Requisition ID: 3922Standard Title: Required Security Clearance: Top Secret/SCI with CI PolygraphLocation: Annapolis Junction, MDWork Type: On-SiteShift: FirstReferral Eligibility: EligibleU.S. Citizenship Required? Yes Position Summary Base-2 Solutions is seeking an Information System Security Officer to work with application leads, system administrators, database administrators, developers, and testers to ensure assigned systems are security compliant and achieve or maintain Authority to Oper

Full-time

Information System Security Officer

Washington, District of Columbia

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Today

Requisition ID: 3924Standard Title: Required Security Clearance: Top Secret/SCI with CI PolygraphLocation: Washington, DCWork Type: On-SiteShift: FirstReferral Eligibility: EligibleU.S. Citizenship Required? Yes Position Summary Base-2 Solutions is seeking an Information System Security Officer to work with application leads, system administrators, database administrators, developers, and testers to ensure assigned systems are security compliant and achieve or maintain Authority to Operate (ATO

Full-time

Enterprise IT Senior Programs and Policy Advisor

Arlington, Virginia

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Today

Job ID: 2615649 Location: Arlington, VA, US Date Posted: 2026-08-14 Category: Engineering and Sciences Subcategory: Systems Engineer Schedule: Full-Time Shift: Day Job Travel: Yes - 10% of the time Minimum Clearance Required: TS.SCI Clearance Level Must Be Able to Obtain: None Potential for Remote Work: ORA_ON_SITE Description Job Advertisement: Enterprise IT Senior Programs and Policy Advisor About the Opportunity: SAIC is seeking a highly experienced Enterprise IT Senior Programs and

Full-time

USD 160,001.00 - 200,000.00 per year

Sr Systems Engineer/ Information Security Engineer

Annapolis, Maryland

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Today

In order to join the ELEVI Team you will need A CURRENT SECURITY CLEARANCE WITH FS IS REQUIRED. A Bachelor's degree in a Qualified Engineering Field is great Fifteen (15) + years of systems engineering experienceSkills/Experience: Strong understanding of Linux-based operating systems Strong understanding of cloud services (AWS, Azure) and related security services Strong writing skills: able to clearly articulate ideas for executive level as well as technical staff consumption Strong communicat

Full-time

USD 170,000.00 - 200,000.00 per year

Information Systems Security Officer (ISSO) (GC-2)

Annapolis, Maryland

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Today

Legato, LLC recruiters () would love to speak with you regarding the following position: Information Systems Security Officer (ISSO) in Hanover, MD. Security Clearance Required: TS/SCI w/ Polygraph Salary Range: $160,000-$180,000, depending on experience. What You Will Do: The Information Systems Security Officer (ISSO) will support the security posture of mission-critical information systems by implementing, maintaining, and enforcing information assurance policies, standards, and procedures t

Full-time

USD 160,000.00 - 180,000.00 per year

Jr. Information Security Officer (ISSO)

Bethesda, Maryland

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Today

Job Family: Cyber Engineering (CYE) Travel Required: Up to 10% Clearance Required: Active Top Secret SCI with Polygraph What You Will Do: The Information Systems Security Officer (ISSO) serves as the primary liaison between the system owner and the Information Systems Security Manager (ISSM). The ISSO is responsible for maintaining the appropriate operational security posture for assigned information systems and ensuring compliance with Federal Information Security Management Act (FISMA) req

Full-time

USD 100,100.00 - 150,400.00 per year

Sr. Principal Information Security Engineer (ISSO)

Columbia, Maryland

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Today

Clarity Innovations is a trusted national security partner, dedicated to safeguarding our nation's interests and delivering innovative solutions that empower the Intelligence Community (IC) and Department of Defense (DoD) to transform data into actionable intelligence, ensuring mission success in an evolving world. Our mission-first software and data engineering platform modernizes data operations, utilizing advanced workflows, CI/CD, and secure DevSecOps practices. We focus on challenges in In

Full-time

USD 100,000.00 per year

Senior Information System Security Officer

Washington, District of Columbia

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Today

Requisition ID: 3762Standard Title: Required Security Clearance: Top Secret/SCI with CI PolygraphLocation: Washington, DCWork Type: On-SiteShift: FirstReferral Eligibility: EligibleU.S. Citizenship Required? Yes Position Summary Base-2 Solutions is seeking a Senior Information Systems Security Officer responsible for safeguarding computer networks and systems to ensure data security, integrity, and confidentiality at the highest standards. Essential Duties and Responsibilities Designs, develops

Full-time

Cybersecurity Engineer

Laurel, Maryland

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Today

Description Are you passionate about revolutionizing secure processes and infrastructure for rapidly prototyping, designing, and implementing systems? Are you looking for a creative outlet and truly impactful work focused on advancing technologies and team workflows? If so, we're looking for someone like you to join our team Human-Machine Engineering team at APL. We are seeking cybersecurity engineer to help us securely prototype and implement complex systems in a dynamic, fast paced environ

Full-time

USD 85,000.00 per year

Principal Information Security Engineer

Fort Meade, Maryland

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Today

Full-time

USD 117,000.00 - 292,000.00 per year

Information Systems Security Engineer 1

Annapolis, Maryland

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Today

Description: Columbia Technology Partners is seeking an Information Systems Security Engineer 1 to support the design, development, and implementation of secure systems across complex computing and network environments. This role focuses on identifying security risks, ensuring compliance with established standards, and integrating security throughout the system lifecycle. The ideal candidate will collaborate with engineering teams and stakeholders to embed security into system architecture, sup

Full-time

USD 145,000.00 - 170,000.00 per year

Information Systems Security Engineer / ISSE (HPC)

Arlington, Virginia

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Today

Overview AMERICAN SYSTEMS, a 100% employee-owned federal contractor, is seeking a highly experienced Information Systems Security Engineer (ISSE) to support RHEL and Windows systems in a High Performance Computing (HPC) environment in Arlington, VA. This role includes a $10,000 sign-on bonus in addition to a generous compensation package. Responsibilities As an Information Systems Security Engineer (ISSE) at AMERICAN SYSTEMS, you will: Design and implement enterprise-level security architect

Full-time

USD 165,000.00 per year

XACTA jobs in Elkridge, MD, USA