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National Security Jobs in Ashburn, VA

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Cyber Systems Security Engineering Stf - E4 Lockheed Martin Corp

Grand Prairie, TX

$120,600–$224,000 / year

Designing, implementing, deploying, and maintaining state of the art System Security architectures and countermeasures to protect and enable innovative new Lockheed Martin Missiles and Fire Control products. Possess an approved DoD 8570 baseline certification for IAT/IAM Level II (CISSP, CAP, etc.) or ability to obtain certification within 6 months of start date in order to meet program requirements.

21 days ago

Senior Systems Engineer SAP Security & GRC Cloudscouts Software Solutions

Frisco, Texas

What you'll do:️ Define and maintain SAP security guidelines, SoD frameworks, and compliance controls (SOX, GxP, ITGC)️ Lead SAP GRC 12.x (ARM, ARA, BRM, EAM, access certifications) implementations, role design, and CHARM workflows️ Support upgrades, Greenfield implementations, and security enhancements️ Serve as primary contact for audits, KPI reporting, and continuous improvement initiatives️ Explore AI/ML solutions for predictive access analytics and compliance automationThe ideal consultant will have:️ 7–8 years of SAP Security & GRC experience, including S/4HANA and Fiori-role design️ Hands-on experience with SAP GRC 12.x modules and CHARM processesDeep knowledge of access-management principles, SoD analysis, SOX/GxP compliance, and ITGCs️ Experience across SAP applications: Ariba, MDG, GTS, BTP, ATTP️ Excellent troubleshooting, communication, and stakeholder collaboration skills This position is temporarily remote. I am working with a Pharmaceutical client with an urgent requirement for a Senior Systems Engineer to own and drive their SAP Security & GRC roadmap across S/4HANA and adjacent platforms (Ariba, MDG, BTP).

30+ days ago

Manager, Security Systems & Investigations - Universal Kids Resort Universal Parks & Resorts

Frisco, TX

Manages Universal Kids Resort's Command Center and dispatchers responsible for regular business as well as critical, operational communications, specific emergency incident notifications and updates, maintaining all critical internal and external emergency resource contact profiles, and maintaining the operational readiness of the Command Center. JOB SUMMARY: Responsible for the protection, prevention, and recovery of company assets of Universal Kids Resort through the management of all operational activities related to loss prevention, investigations, e-Commerce including online ticket sales, and security systems.

30+ days ago

Manager, Security Systems & Investigations - Universal Kids Resort Universal Orlando

Frisco, Texas

Manages Universal Kids Resort’s Command Center and dispatchers responsible for regular business as well as critical, operational communications, specific emergency incident notifications and updates, maintaining all critical internal and external emergency resource contact profiles, and maintaining the operational readiness of the Command Center. Responsible for the protection, prevention, and recovery of company assets of Universal Kids Resort through the management of all operational activities related to loss prevention, investigations, e-Commerce including online ticket sales, and security systems.

30+ days ago

Cyber Systems Security Engineering - E2 Lockheed Martin Corp

Grand Prairie, TX

$81,100–$150,500 / year

For a level 2, we typically look for a Bachelors degree from an accredited college in a related discipline, or equivalent experience/combined education, with 2 years of professional experience; or no experience required with a related Masters degree, or equivalent experience/combined education. As the Cyber Systems Security Engineer you will be responsible for providing embedded System Security Engineering design and implementation in all aspects of System Security Engineering (SSE) process in development of Department of Defense (DoD) Weapon Systems.

21 days ago

Cyber Systems Security Engineering Sr - E3 Lockheed Martin Corp

Grand Prairie, TX

$98,100–$182,100 / year

For a level 3, we typically look for a Bachelors degree from an accredited college in a related discipline, or equivalent experience/combined education, with 5 years of professional experience; or 3 years of professional experience with a related Masters degree, or equivalent experience/combined education. As the Cyber Systems Security Engineer you will be responsible for providing embedded System Security Engineering design and implementation in all aspects of System Security Engineering (SSE) process in development of Department of Defense (DoD) Weapon Systems.

21 days ago

Scientist, Systems Engineering, Cyber Security L3Harris Technologies Inc

Richardson, TX

Works across the business area on products across the system lifecycle, works closely with customers to ensure that the security protection needs, concerns and requirements are defined and implemented with appropriate fidelity and rigor, early, and in a sustainable manner that will allow for the security authorization of the system of interest. Works with systems developers or commercial product vendors in the design and evaluation of state-of-the-art secure systems, networks, and database products using methods such as encryption technology, vulnerability analysis and security management.

6 days ago

Information Systems Security Officer TIB

Farmers Branch, Texas

Ranking #9 in the American Banker’s 2025 Best Banks to Work For, TIB is committed to serving as Trusted Partners for community banks and our employees. • Establishes security monitoring methodologies, perform periodic security reviews, and monitor outstanding vulnerabilities and patch status.

30+ days ago

Electronic Security System Designer DLR Group

Dallas, TX

$80,000–$140,000 / year

As a Telecommunications Designer at DLR Group you will be responsible for preparing the design of telecommunications Network Cabling Infrastructure from schematic design through construction administration on a wide range of building types. Our teams champion true collaboration, open information sharing, shared risk and reward, value-based decision making, and proficient use of technology to deliver exceptional design.

18 days ago

Systems Engineer, Legal Systems CoreWeave

Dallas, TX / Livingston

$139,000–$204,000 / year

To conform to U.S. Government export regulations applicable to that information, applicant must either be (A) a U.S. person, defined as a (i) U.S. citizen or national, (ii) U.S. lawful permanent resident (green card holder), (iii) refugee under 8 U.S.C. § 1157, or (iv) asylee under 8 U.S.C. § 1158, (B) eligible to access the export controlled information without a required export authorization, or (C) eligible and reasonably likely to obtain the required export authorization from the applicable U.S. government agency. In this role, you will partner closely with Legal, Legal Operations, Finance, Sales, GTM, Procurement, Security, and IT to design, implement, and optimize legal systems and workflows that support a fast-growing, complex organization.

1 day ago

Senior Systems Engineer, Legal Systems CoreWeave

Dallas, TX / Livingston

$182,000–$242,000 / year

To conform to U.S. Government export regulations applicable to that information, applicant must either be (A) a U.S. person, defined as a (i) U.S. citizen or national, (ii) U.S. lawful permanent resident (green card holder), (iii) refugee under 8 U.S.C. § 1157, or (iv) asylee under 8 U.S.C. § 1158, (B) eligible to access the export controlled information without a required export authorization, or (C) eligible and reasonably likely to obtain the required export authorization from the applicable U.S. government agency. CoreWeave is seeking a highly skilled and motivated Senior Systems Engineer, Legal Systems to build and scale our contract lifecycle management (CLM) and legal technology ecosystem, with a primary focus on Ironclad.

1 day ago

Systems Engineer, Legal Systems Core Weave

Dallas, TX

$139,000–$204,000 / year

4 days ago

Information System Security Engineer Cyber Defense Technologies

Richardson, Texas

Responsibilities: Experience with administering, maintaining, implementing upgrades, and ensuring the readiness of several classified virtual enterprise systems and corresponding technologies (e.g., VMware vSphere, Enterprise Linux, Cisco Systems (Switch, Router, NGFW), Palo Alto, Windows Server, Windows Workstation). Overview: CDT is seeking an experienced and skilled ISSE for a DoD program in Richardson, TX.This position is hands-on technical and will provide on-site security engineering, systems administration, and information assurance support to the program.

6 days ago

Information System Security Engineer (ISSE) Cyber Defense Technologies

Richardson, Texas

Responsibilities: Experience with administering, maintaining, implementing upgrades, and ensuring the readiness of several classified virtual enterprise systems and corresponding technologies (e.g., VMware vSphere, Enterprise Linux, Cisco Systems (Switch, Router, NGFW), Palo Alto, Windows Server, Windows Workstation). Assist corporate security and program/project staff to create, implement, and maintain procedural documents and operations (configuration management, continuous monitoring, business continuity, disaster recovery, etc.).

6 days ago

Information System Security Manager (ISSM) (Onsite) RTX Corp

Richardson, TX

Interactions with DCSA SCA/ISSP to track items including, but not limited to, upcoming authorizations (ATO), new technologies solutions (i.e., new SIEM, OS, etc.), policy interpretations (in conjunction with Site ISSM), and onsite A&A. Regardless of your role type, collaboration and innovation are critical to our business and all employees will have access to digital tools so they can work with colleagues around the world - and access to Collins sites when their work requires.

14 days ago

Information System Security Manager (ISSM) (Onsite) RTX

Richardson, Texas

Interactions with DCSA SCA/ISSP to track items including, but not limited to, upcoming authorizations (ATO), new technologies solutions (i.e., new SIEM, OS, etc.), policy interpretations (in conjunction with Site ISSM), and onsite A&A. Regardless of your role type, collaboration and innovation are critical to our business and all employees will have access to digital tools so they can work with colleagues around the world – and access to Collins sites when their work requires .

15 days ago

Sr. Systems group Manager - Leader of Enterprise Management Systems U.S. Bancorp

Irving, TX

$133,365–$156,900 / year

In addition, certain positions may also be subject to the requirements of FINRA, NMLS registration, Reg Z, Reg G, OFAC, the NFA, the FCPA, the Bank Secrecy Act, the SAFE Act, and/or federal guidelines applicable to an agreement, such as those related to ethics, safety, or operational procedures. This role provides people leadership, technical direction, and full lifecycle accountability for in-house developed applications and automation platforms used broadly across the enterprise.

28 days ago

Senior Systems Integration & Test Engineer – Mission Systems Arcadia Talent Advisory

Richardson, Texas

The position supports Agile development teams by designing, executing, and automating tests that ensure system functionality, performance, and mission readiness. This role focuses on the integration, verification, and validation of complex software-intensive systems across lab and field environments.

30+ days ago

EHR Systems Analyst, Patient Financial Systems Texas Scottish Rite for Children

Dallas, Texas

Maintains professional growth and development through seminars, workshops, and professional affiliations to maintain certification/licensure, and/or keep abreast of latest trends in field of expertise. Maintains awareness and expertise as the Epic system architecture is changed over time to include but not limited to upgrade and special update documentation.

4 days ago

Business Systems Analysis Analyst (Oracle Billing Systems) The Depository Trust & Clearing Corp

Dallas, TX

The Impact you will have in this role: Being a member of IT Enterprise Architecture Data & Corp Tech department and a member of the Billing & Tax Systems team, this role provides an exciting opportunity to develop expertise in both business analysis and enterprise platform administration while supporting DTCC''s critical billing and revenue management functions. Industry owned and governed, the firm innovates purposefully, simplifying the complexities of clearing, settlement, asset servicing, transaction processing, trade reporting and data services across asset classes, bringing enhanced resilience and soundness to existing financial markets while advancing the digital asset ecosystem.

30+ days ago

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National Security Jobs in Ashburn, VA

Cyber Systems Security Engineering Stf - E4 Lockheed Martin Corp

Senior Systems Engineer SAP Security & GRC Cloudscouts Software Solutions

Manager, Security Systems & Investigations - Universal Kids Resort Universal Parks & Resorts

Manager, Security Systems & Investigations - Universal Kids Resort Universal Orlando

Cyber Systems Security Engineering - E2 Lockheed Martin Corp

Cyber Systems Security Engineering Sr - E3 Lockheed Martin Corp

Scientist, Systems Engineering, Cyber Security L3Harris Technologies Inc

Information Systems Security Officer TIB

Electronic Security System Designer DLR Group

Systems Engineer, Legal Systems CoreWeave

Senior Systems Engineer, Legal Systems CoreWeave

Systems Engineer, Legal Systems Core Weave

Information System Security Engineer Cyber Defense Technologies

Information System Security Engineer (ISSE) Cyber Defense Technologies

Information System Security Manager (ISSM) (Onsite) RTX Corp

Information System Security Manager (ISSM) (Onsite) RTX

Sr. Systems group Manager - Leader of Enterprise Management Systems U.S. Bancorp

Senior Systems Integration & Test Engineer – Mission Systems Arcadia Talent Advisory

EHR Systems Analyst, Patient Financial Systems Texas Scottish Rite for Children

Business Systems Analysis Analyst (Oracle Billing Systems) The Depository Trust & Clearing Corp

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