Systems Development Engineer II, AWS Commerce Platform-ADC Amazon Development Center U.S., Inc.Systems Development Engineer II, AWS Commerce Platform-ADCHerndon, VAOn a “typical” day engineers might deep dive to root cause a customer issue, investigate why a metric is trending the wrong way, consult with the top engineers at Amazon, or discuss radical new approaches to automate the remediation of operational issues. A successful Systems Development Engineer is focused on building services and tooling that enhance our operational posture and thinks about the impact of their designs on the scalability, availability, and operational readiness of what they create.
Sr. Systems Development Engineer , Secure Connection Services (SCS), Tactical Edge Mission Engineering Group (TEMEG) Amazon Development Center U.S., Inc.Sr. Systems Development Engineer , Secure Connection Services (SCS), Tactical Edge Mission Engineering Group (TEMEG)Herndon, VAWe're looking for systems engineers who can synthesize complex operational and compliance requirements into clear infrastructure strategies, move fast with high judgment, and continuously raise the bar for what's possible in some of the world's most demanding environments. - Architect, deliver, and operate large-scale infrastructure automation and deployment pipelines for ADC environments with a focus on security, availability, and repeatability, repeatability, observability, and fault tolerance.
Network Infrastructure Engineer Bowhead / UIC Technical ServicesNetwork Infrastructure EngineerDahlgren, VA$80,000–$125,000 / yearThis role requires a strong understanding of virtualization technologies, scripting languages, operating systems, and complex system architectures. The engineer will troubleshoot issues, document procedures, and collaborate with other team members to ensure the stability, security, and performance of the CIAT infrastructure.
Quantum Engineer SME DCS CorporationQuantum Engineer SMESpringfield, VAPerform trade studies and conduct analyses to evaluate proposed quantum machine learning approaches, review technical reports, assess product-quality impacts, and characterize performance using quantum simulation or related technologies to support verification and quality assurance. The DCS Air and Space Technology Sector are seeking a qualified candidate to apply subject matter expertise in the areas of quantum engineering, analysis, and system design of complex programming projects supporting National Agencies.
NewAvionics Test and Launch Engineer II / Senior Rocket LabAvionics Test and Launch Engineer II / SeniorWallops Island, VAImportant information: FOR CANDIDATES SEEKING TO WORK IN US OFFICES ONLY: To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR), Rocket Lab Employees must be a U.S. citizen, lawful U.S. permanent resident (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum, or be eligible to obtain the required authorizations from the U.S. Department of State and/or the U.S. Department of Commerce, as applicable. This role is part of the Test and Launch Engineering team at Rocket Lab which is the division responsible for testing, launch, and mission operations of Electron and Neutron launch vehicle, starting with stack testing through pre-launch processing, launch operations, and on-orbit operations.
NewGround Systems Engineer II/Sr - Instrumentation and Controls Rocket LabGround Systems Engineer II/Sr - Instrumentation and ControlsWallops Island, VATo conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR), Rocket Lab Employees must be a U.S. citizen, lawful U.S. permanent resident (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum, or be eligible to obtain the required authorizations from the U.S. Department of State and/or the U.S. Department of Commerce, as applicable. As a Ground Systems Engineer II/Senior - Instrumentation & Controls - you will collaborate with electrical, mechanical, and software teams to support our launch operations, testing facilities, and mission-critical infrastructure.
Linux Engineer MANTECHLinux EngineerQuantico, VABachelor’s degree and minimum of 4 years of experience working with Red Hat Enterprise Linux 7.X, 8.X, 9.X with a strong command-line interface (CLI) skillset (additional 2 years of experience may be substituted in lieu of degree). The Linux Engineer will maintain, update, and secure existing Linux systems on both classified and unclassified networks in support of Cyber investigations and operations.
CONTROL SYSTEMS ENGINEER Carter Machinery Company, IncCONTROL SYSTEMS ENGINEERMechanicsville, VA$79,000–$101,000 / yearThe Control Systems Engineer is crucial in designing, developing, installing, and maintaining equipment used for monitoring and controlling facilities (BMS) systems, microgrids, machinery, and SWGR across many different Power System Applications, including industrial controls, power controls, protection, and EV control systems. The individual in this role is responsible for planning, designing/engineering, coordinating and working with project leads to ensure development and implementation of efficient control operations and cost-effective systems to meet current and future needs of the organization.
NewMechanical Engineers / Machinists ITDMechanical Engineers / MachinistsLeesburg, VAMechanical Engineering • CNC Machining • Manufacturing • Product Development • SolidWorks • CAD • Machining • Prototype Development • Manufacturing Engineering • Mechanical Design • Assembly • Troubleshooting • Lean Manufacturing • GD&T • Quality Control • Process Improvement • Machine Shop • CNC Programming • Fabrication • Engineering Design. Formula SAE, Baja SAE, robotics, motorsports, aviation, marine systems, fabrication, machine shop projects, product development, or other hands-on technical pursuits.
Data Management Analyst DCS CorporationData Management AnalystFort Belvoir, VAThis position supports a fast-paced program office with the collection, evaluation, analysis, reconciliation, validation, management, and identification of electronic data and records for a health-related program. DCS is seeking a Data Management Analyst to support an Army project management office at Fort Belvoir, Virginia.
Cloud Engineer LeidosCloud EngineerArlington, VA$87,100–$157,450If 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. June 25, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
NewSenior GEOINT Data Scientist MANTECHSenior GEOINT Data ScientistSpringfield, VADemonstrated experience of advanced programming techniques, using one or more of the following: HTML 5/Javascript, ArcObjects, Python, Model Builder, Oracle, SQL, GIScience, Geospatial Analysis, Statistics, ArcGIS Desktop, ArcGIS Server, Arc SDE, ArcIMS. Data Visualization Experience which may include Matrix Analytics, Network Analytics, Graphing Data that assist the analytical workforce in generating common operational pictures depicting fused intelligence and information to support informal assessments and finished products.
Machine Learning Engineer AeroVironment IncMachine Learning EngineerCentreville, VA$102,000–$144,375 / yearThese development efforts will generally be small focused design teams which will require a senior machine learning engineer to use a range of skills and tools across traditional engineering, computer science, and mathematical disciplines including computer vision, machine learning, optimization, deep convolutional neural networks, and visual tracking. BS in Computer Vision and Machine Learning is required or equivalent combination of education, training, and experience - with qualifications in any of the following fields: Mathematics, Optimization, Computer Science/Engineering, Electrical Engineering, Aerospace, or Mechanical Engineering.
Machine Learning Engineer - Geospatial (TS/SCI) LaunchCode FoundationMachine Learning Engineer - Geospatial (TS/SCI)Springfield, VA$175,000–$250,000 / yearThis role will focus on fine-tuning Vision Language Models (VLMs) on domain-specific geospatial imagery, building scalable AWS training infrastructure, and developing evaluation frameworks for image understanding and spatial reasoning. Huge plus for candidates who have hands-on experience taking multimodal models such as CLIP, LLaVA, Qwen-VL, or similar Vision Language Models and fine-tuning them on classified or mission-specific imagery datasets.
Machine Learning Engineer - Computer Vision CaseGuardMachine Learning Engineer - Computer VisionArlington, VAExperience in MLOps principles and model deployment and instrumentation on cloud platforms such as AWS, Azure, or Google Cloud for model deployment and knowledge with efficient serving tools such as ONNX, triton, and vllm. Our team is driven by a passion for great software design, creating great products, and creative processes; CaseGuard implements innovative ideas across multiple services and agencies.
Senior Data Scientist/Machine Learning Engineer - TS/SCI with Poly (req-242) CATHEXISSenior Data Scientist/Machine Learning Engineer - TS/SCI with Poly (req-242)Tysons, VA$150,000–$190,000The Data Scientist/ML Engineer will work directly with data scientists, software engineers, and subject matter experts in the definition of new analytics capabilities able to provide our federal customers with the information they need to make proper decisions and enable their digital transformation. Hands-on experience deploying and operating applications using IaaS and PaaS on major cloud providers, such as Amazon AWS, Microsoft Azure, or Google Cloud Services.
Machine Learning Engineer CymertekMachine Learning EngineerVirginiaData Scientist, AI Engineer, Deep Learning Engineer, Artificial Intelligence Engineer, Research Scientist, Data Engineer, NLP Engineer, Computer Vision Engineer, AI/ML Researcher, Data Analyst, ect. Computer Science, Data Science, Artificial Intelligence, Mathematics, Statistics, Software Engineering, Electrical Engineering, Robotics, Computational Biology, Physics, ect.
Machine Learning Engineer Booz Allen Hamilton IncMachine Learning EngineerArlington, VA$77,600–$176,000 / yearYou'll be part of a large community of machine learning engineers across the company and collaborate with data engineers, data scientists, solutions architects, and product owners to deliver world-class solutions to implement a wide variety of AI use cases. Onsite: If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role.
Machine Learning Engineer Somatus IncMachine Learning EngineerMcLean, VAAssist with end-to-end lifecycle for AI and machine learning projects, including idea generation, data and feature engineering, model training, model evaluation, model testing, model deployment, model monitoring, and maintenance. Partner with ML engineers, data engineers, software developers, product managers, data analysts, and clinical and operations team members to deliver machine learning solutions that make an impact.
AI / Machine Learning Engineer CyberMedia TechnologiesAI / Machine Learning EngineerMcLean, VAUnlike traditional "black-box" models, your work will focus on marrying the reasoning capabilities of Large Language Models (LLMs) with deterministic, rule-driven patterns to ensure accuracy, auditability, and compliance in complex decision-making workflows. Deterministic Logic Integration: Develop "Guardrail" layers that synchronize probabilistic LLM outputs with rigid business rules, ensuring benefit determinations adhere strictly to legal and regulatory frameworks.
Sr. Lead Machine Learning Engineer Capital OneSr. Lead Machine Learning EngineerMcLean, VirginiaIn this role, you'll be expected to perform many ML engineering activities, including one or more of the following: Design, build, and/or deliver ML models and components that solve real-world business problems, while working in collaboration with the Product and Data Science teams. Lead Machine Learning Engineer As a Capital One Machine Learning Engineer (MLE), you'll be part of an Agile team dedicated to productionizing machine learning applications and systems at scale.
Lead Machine Learning Engineer Capital One Financial CorpLead Machine Learning EngineerRichmond, VA$197,300–$225,100 / yearIn this role, you'll be expected to perform many ML engineering activities, including one or more of the following: Partner with a cross-functional team of engineers, data scientists, product managers, and designers to deliver AI-powered products that change how our associates work and provide value to our customers. Design, develop, test, deploy, and support AI software components utilizing machine learning models, including model evaluation and experimentation, large language model inference, similarity search, guardrails, governance, observability and agentic AI.
Machine Learning Engineer ICONMA, LLCMachine Learning EngineerMclean, VA$68.24 / hourGood to have: Data analysis experience (SQL), ML tooling: mlplot; Databricks -- previous Client exp preferred. Our Client, a Financial company, is looking for a Machine Learning Engineer for their Mclean, VA location.
Sr. Distinguished Machine Learning Engineer Capital OneSr. Distinguished Machine Learning EngineerMcLean, VirginiaYou’ll serve as a technical domain expert in machine learning, guiding machine learning architectural design decisions, developing and reviewing model and application code, and ensuring high availability and performance of our machine learning applications. As a Capital One Machine Learning Engineer, you'll be providing technical leadership to engineering teams dedicated to productionizing machine learning applications and systems at scale.
NewDistinguished Machine Learning Engineer Capital One Financial CorpDistinguished Machine Learning EngineerMcLean, VA$269,100–$307,200 / yearYou'll serve as a technical domain expert in machine learning, guiding machine learning architectural design decisions, developing and reviewing model and application code, and ensuring high availability and performance of our machine learning applications. Overview: As a Capital One Machine Learning Engineer, you'll be providing technical leadership to engineering teams dedicated to productionizing machine learning applications and systems at scale.
Machine learning Engineer & AI Platform Developer - 10+years of experirnce Two95 International Inc.Machine learning Engineer & AI Platform Developer - 10+years of experirnceHerndon, VARemote$100,000–$120,000Strong programming skills in Python, R, or Java, and experience with machine learning libraries (e.g., TensorFlow, PyTorch, Scikit-learn). In this role, you will be responsible for designing, developing, and deploying machine learning models and AI applications.
Machine Learning Engineer CACIMachine Learning EngineerChantilly, VirginiaKnowledge of LLM technologies including exposure to Large Language Models, orchestration frameworks (LangChain, LangGraph), • Understanding of RAG architectures and vector databases (ChromaDB, Pinecone, Weaviate, or similar) for building intelligent retrieval systems. Pay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications.
Machine Learning Engineer - R126 Expedition TechnologyMachine Learning Engineer - R126Herndon, VirginiaIf you feel fulfilled by rolling up your sleeves and thinking about hard problems, building and integrating learning-based algorithms and systems, and delivering robust solutions in a fast paced but scientifically rigorous environment, we want to hear from you! The candidate should feel comfortable developing and testing end-to-end deployable systems; from sourcing and curating data, building, training, and evaluating models, to productizing final deliverables.
Software/Machine Learning Engineer - R123 Expedition TechnologySoftware/Machine Learning Engineer - R123Herndon, VirginiaAs a member of our team, you will: work with an extremely talented, motivated, supportive and welcoming team in an Agile ecosystem to develop new capabilities using the latest open-source frameworks. We’re looking for an engineer who wants to work with and support the latest in computer vision related application development ensuring that security, performance, maintainability, scalability, usability and reliability are considered.
Cyber Machine Learning Engineer, Senior Booz Allen Hamilton IncCyber Machine Learning Engineer, SeniorArlington, VA$99,000–$225,000 / yearAs a Cyber Machine Learning Engineer at Booz Allen, you will have an opportunity to contribute to novel and impactful work using your machine learning and cybersecurity expertise to enable and automate near real-time detection and defense for Department of Defense, federal, and commercial clients. Onsite: If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role.
AI/ML Machine Learning Engineer Lockheed Martin CorpAI/ML Machine Learning EngineerHerndon, VA$89,300–$157,435 / yearPay Rate: The annual base salary range for this position in California, Massachusetts, and New York (excluding most major metropolitan areas), Colorado, Hawaii, Illinois, Maryland, Minnesota, New Jersey, Vermont, Washington or Washington DC is $89,300 - $157,435. The successful candidate will have advanced Software Development experience with knowledge of: Agentic AI and LLM technologies, AI/ML, Deep Learning, or Computer Vision, modern software development practices/languages, and a passion for math and science and continued growth.
Machine Learning Engineer Telular CorporationMachine Learning EngineerHerndon, VAFull timeThe ideal candidate has a strong engineering mindset, has contributed to shipping ML features or products end-to-end, and is eager to take ownership across the full lifecycle-from data pipelines to model design to deployment, monitoring, and iteration in real-world environments. Ability to select and apply the appropriate ML approach for a given problem - including supervised learning (e.g., logistic regression, random forest, gradient boosting), unsupervised learning (e.g., clustering, dimensionality reduction), and deep learning techniques when appropriate.
Machine Learning Engineer Somatus, Inc.Machine Learning EngineerMcLean, Virginia$105,000–$115,000 / yearFull timeAssist with end-to-end lifecycle for AI and machine learning projects, including idea generation, data and feature engineering, model training, model evaluation, model testing, model deployment, model monitoring, and maintenance. Partner with ML engineers, data engineers, software developers, product managers, data analysts, and clinical and operations team members to deliver machine learning solutions that make an impact.
Senior RF Machine Learning Engineer QuartermasterSenior RF Machine Learning EngineerArlington, VirginiaBuild and maintain dataset curation pipelines, including AIS-correlated ground truth labeling, synthetic RF data generation, and augmentation strategies for class-imbalanced maritime environments. You’ll work in a small team of experienced engineers to build detection, classification, and tagging models that help provide contextual understanding of vessel activity based on observed RF signatures.
Machine Learning Engineer ELDER RESEARCH INCMachine Learning EngineerCharlottesville, VACreate software to support AI agent communication, connecting models and agents to external services via API calls, testing and debugging tasks, deploying into target environments, setting up monitoring, and ensuring reliable execution of agentic AI systems. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.
Machine Learning Engineer CACI International IncMachine Learning EngineerChantilly, VA$113,200–$237,800 / yearPay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Job Title: Machine Learning Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: None Type of Travel: None.
Machine Learning Engineer - Secure AI Lab Carnegie Mellon UniversityMachine Learning Engineer - Secure AI LabArlington, VAThe Secure AI Lab consists of machine learning research scientists, machine learning engineers, and software developers who work together to solve problems in the following areas: Counter AI Research: Study threat models targeting AI and ML algorithms, understand the behaviors of AI algorithms, identify weak points, and design novel ways to subvert AI and ML systems. Technical Experimentation: You will experiment with modern and emerging machine learning frameworks, methods, and algorithms in application domains that include computer vision, natural language processing, planning and scheduling, robot control, and engineering safe, trusted, and reliable machine learning systems.
Machine Learning Engineer 615 Freedom Technology Solutions GroupMachine Learning Engineer 615Chantilly, VirginiaRequired Skills: Demonstrated experience designing, creating tables, views, relationships, and scripting (SQL) with database systems (e.g., Oracle, MySQL, PostgreSQL, SQL, NOSQL, and/or structured and unstructured data). The team shall perform a gap analysis of the following sub-tasks to include analyzing the current state, creating a baseline, identifying the gaps between what is known and what is needed, and developing an action plan to mitigate the gaps.
Machine Learning Engineer IconmaMachine Learning EngineerMclean, VAGood to have: Data analysis experience (SQL), ML tooling: mlplot; Databricks -- previous Client exp preferred. Our Client, a Financial company, is looking for a Machine Learning Engineer for their Mclean, VA location.
Machine Learning Engineer ManTechMachine Learning EngineerArlington, VAMinimum Qualifications : + BA/BS in a relevant field (Computer Science, Software Engineering, AI/ML, etc.) and 8 or more years of professional experience in software development, machine learning, or systems engineering, with deep expertise in Machine Learning Operations (MLOps). In this role you will be part of a cross-functional team of data scientists, data engineers, software developers and business analysts to support the deployment and scaling of AI tools to achieve mission objectives.
Sr Lead Machine Learning Engineer Capital OneSr Lead Machine Learning EngineerMcLean, VirginiaIn this role, you'll be expected to perform many ML engineering activities, including one or more of the following: Design, build, and/or deliver ML models and components that solve real-world business problems, while working in collaboration with the Product and Data Science teams. Sr Lead Machine Learning Engineer Job Description As a Capital One Machine Learning Engineer (MLE), you'll be part of an Agile team dedicated to productionizing machine learning applications and systems at scale.
Artificial Intelligence/Machine Learning (AI/ML) Engineer ObviantArtificial Intelligence/Machine Learning (AI/ML) EngineerArlington, VirginiaAt Obviant, you'll build the ML systems that turn sprawling, unstructured defense and government data into a knowledge graph our customers can actually reason over. Companies, government, and investors are forced to perform heavily manual processes and piece together hundreds of disparate sources to make critical decisions for national security.
Senior Data Scientist / AI Machine Learning Research Engineer CACI International IncSenior Data Scientist / AI Machine Learning Research EngineerSterling, VA$82,100–$172,400 / yearPay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Proficiency in designing and building data pipelines, including experience with ETL processes, data warehousing solutions, and optimizing workflows for large-scale data processing.
Machine Learning Engineer J5 ConsultingMachine Learning EngineerHerndonFull timeDemonstrated experience designing, creating tables, views, relationships, and scripting (SQL) with database systems (e.g., Oracle, MySQL, PostgreSQL, SQL, NOSQL, and/or structured and unstructured data). The Sponsor also seeks to build a skills inventory, which will eventually integrate with other Sponsor’s systems, capturing both position skill requirements and competency levels, as well as personnel skill and competencies.
Data Scientist/Machine Learning Engineer (req-253) CATHEXISData Scientist/Machine Learning Engineer (req-253)Tysons, VA$120,000–$150,000The Data Scientist/ML Engineer will work directly with data scientists, software engineers, and subject matter experts in the definition of new analytics capabilities able to provide our federal customers with the information they need to make proper decisions and enable their digital transformation. Hands-on experience deploying and operating applications using IaaS and PaaS on major cloud providers, such as Amazon AWS, Microsoft Azure, or Google Cloud Services.
Agentic AI Machine Learning Engineer Booz Allen Hamilton IncAgentic AI Machine Learning EngineerVA$99,000–$225,000 / yearTo compete in today's technical landscape, mission-oriented machine learning solutions must be architected, designed, and built to handle fast-moving data, to seamlessly scale with infrastructure based on system usage, and to expand based on evolving mission requirements. Onsite: If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role.