- Foxhole Technology (Leesburg, VA)
- Lead Security Engineer Job Locations US-VA-Leesburg Job ID 2025-2012 Category CyberSecurity Type Regular Full-Time Clearance Required Secret Overview Job Title: Lead ... Security Engineer Clearance: Secret Location: Leesburg, VA -Hybrid (Onsite 3...services and solutions that solve operational gaps, operate critical systems , and protect and secure the enterprise - across… more
- Visa (Ashburn, VA)
- …Visa. Job Description We are seeking a Senior Network Test & Certification Engineer with deep expertise in network modeling, simulation, cloud, and automation, and ... modeling tool. * Develop, execute, and automate test plans to validate cloud- based network architectures, connectivity, and security across platforms such as AWS,… more
- Deltek, Inc. (Herndon, VA)
- … systems , prompt engineering at scale, RAG architectures, and model integration Development Best Practices: Experience establishing coding standards, testing ... 05-Dec-2025 Principal AI Applications Engineer US Remote 10558BR Company Summary As the...10558BR Company Summary As the recognized global standard for project- based businesses, Deltek delivers software and information solutions to… more
- Deltek, Inc. (Herndon, VA)
- …inference; work with structured and unstructured data from multiple enterprise systems . Implement model training workflows including data preprocessing, feature ... 03-Dec-2025 ML/AI Engineer US Remote 10573BR Company Summary As the...10573BR Company Summary As the recognized global standard for project- based businesses, Deltek delivers software and information solutions to… more
- Deltek, Inc. (Herndon, VA)
- …analytics. Architect MLOps infrastructure, including CI/CD pipelines, A/B testing frameworks, model monitoring, and automated retraining systems . Lead technical ... 03-Dec-2025 Sr ML/AI Engineer US Remote 10574BR Company Summary As the...10574BR Company Summary As the recognized global standard for project- based businesses, Deltek delivers software and information solutions to… more
- Battelle Memorial Institute (Chantilly, VA)
- …individuals to apply. **Job Summary** Battelle is seeking a **Junior Reverse Engineer /Vulnerability Researcher** in the Chantilly, VA office location. Do you like ... take yourself to the next level. **Responsibilities** A **Junior Reverse Engineer /Vulnerability Researcher** performs assignments of a routine degree of complexity… more
- Tyto Athene (Reston, VA)
- …and deploy AI/ML models for anomaly detection in network traffic, user behavior, system logs, and security events. + Engineer solutions to identify sophisticated ... The successful candidate is a highly skilled and innovative Cyber Engineer with operational experience supporting Security Operations Center (SOC), Network… more
- LMI Consulting, LLC (Tysons Corner, VA)
- …interface. As part of the H2FMS technical team, the Integration & Test Engineer ensures system components work together seamlessly, meet functional and security ... Software Integration & Test Engineer Job Locations US-Remote Job ID 2025-13426 #...test plans, use cases, test scripts, and acceptance criteria based on system requirements. Execute manual and… more
- LMI Consulting, LLC (Tysons Corner, VA)
- AI Engineer (SME) - Clearance Required Job Locations US-Remote Job ID 2025-13421 # of Openings 1 Category Information Technology Benefit Type Salaried High ... Fringe/Full-Time Overview LMI seeks an experienced AI Engineer to support the US Army Center for Initial...Initial Military Training's (CIMT) Holistic Health & Fitness Management System (H2FMS). H2FMS is a secure analytics environment hosted… more
- LMI Consulting, LLC (Mclean, VA)
- …to train Sponsor-owned AI/ML systems and models. The Contractor Team shall provide Model training based on training data that may need to be acquired from ... Software Engineer (SME) - TS/SCI with Polygraph Required Job...other components. The Contractor Team shall create complete AI- based systems , which may include multiple inputs,… more
- Zscaler (Mclean, VA)
- …agility with a cloud-first strategy. We are looking for a Staff Information Security Engineer who will operate as a vulnerability management engineer inside the ... Federal IL6 (SCIF) environment. **This fully onsite role is based in, or near, the Arlington, VA area /...SCIF, with no access to external networks or corporate systems , and adhering to one-way diode transfer protocols.** Reporting… more
- Deltek, Inc. (Herndon, VA)
- …with core ERP business logic Test and validate AI-enhanced features including model accuracy, prompt effectiveness, and system integration Collaborate with ... 11-Dec-2025 AI/Prompt Engineer - Intern/Entry Level US Remote 10522BR Company...10522BR Company Summary As the recognized global standard for project- based businesses, Deltek delivers software and information solutions to… more
- Citizant (Chantilly, VA)
- …solutions on Microsoft Azure Proven experience in architecting and delivering agent- based AI systems , LLM-integrated applications, or intelligent automation ... are seeking a Solution Architect with deep expertise in agentic AI systems , cloud-native development, and enterprise architecture to provide technical leadership and… more
- LMI Consulting, LLC (Tysons Corner, VA)
- …cloud- based analytics environments. Experience contributing to dashboards, scoring systems , or decision-support tools. Certifications such as AWS Data Analytics, ... a Senior Data Scientist (Subject Matter Expert) to lead analytic model development, readiness scoring methodologies, and multidomain performance analytics for the… more
- AeroVironment (Centreville, VA)
- …and tactical missile systems . Founded in 1971 by celebrated physicist and engineer , Dr. Paul MacCready, we've been at the leading edge of technical innovation ... **Worker Type** Regular **Job Description** The **Machine Learning Engineer II** will be a member of the...role also involves on-site support for experimentation and fielded systems requiring a significant amount of extended travel, both… more
- Navy Federal Credit Union (Vienna, VA)
- …(NSS) team is comprised of: Campus & Data Center Engineering - Design, engineer , and initial implementation solutions for datacenter and campus. Edge Engineering - ... Design, engineer , and initial implementation solutions for edge connectivity including...The Summer Associate will help manage our Information Management Systems that monitor network services and activities. The Summer… more
- SAIC (Chantilly, VA)
- **Description** SAIC is seeking a cleared Model Based Systems Engineer with experience in Defense, Federal Civilian, and/or National Security systems ... by leveraging your extensive Systems Engineering and Model Based Systems Engineering experiences...(DNG, RQM, iRIS, etc.) is a bonus + Broad systems engineering experience (eg system architecture and… more
- Solvarus (Chantilly, VA)
- …Product Teams (IPTs) to architect and design Space and Ground solutions using advanced Model Based Systems Engineering (MBSE) processes and techniques. These ... methodologies to successfully produce systems engineering models. Experience with systems engineering processes in support of system development life cycle… more
- Solvarus (Chantilly, VA)
- …Product Teams (IPTs) to architect and design Space and Ground solutions using advanced Model Based Systems Engineering (MBSE) processes and techniques. These ... SIGINT and GEOINT subject matter experts to craft MBSE mission- based models. You will be on the team leading... engineering models and mentor others. Demonstrated experience with systems engineering processes in support of system … more
- Solvarus (Chantilly, VA)
- …Product Teams (IPTs) to architect and design Space and Ground solutions using advanced Model Based Systems Engineering (MBSE) processes and techniques. These ... SIGINT and GEOINT subject matter experts to craft MBSE mission- based models. You will be on the team leading... engineering models, such as NoMagic Cameo. Experience with systems engineering processes in support of system … more
