Epic Principal Trainer, Beacon VHC HealthEpic Principal Trainer, BeaconAlexandria, VirginiaFull timeIn addition to training end-users within the facility, they will also train additional trainers within the organization, maintain policy/procedure documentation, provide training for new hires, and coordinate training for new software releases and updates. Incumbents must have the ability to understand and translate the functionality of Epic system configuration and workflow validations into a training environment development, easy to understand classroom presentations, and prepare and manage requirements for training sessions in collaboration with the project team.
Principal Systems Engineer (API Gateway) - TS/SCI w CI Poly Modern Government SolutionsPrincipal Systems Engineer (API Gateway) - TS/SCI w CI PolySterling, VAFull timeBachelor's degree in Systems Engineering, Computer Science, Computer Engineering, Software Engineering, Information Technology, Electrical Engineering, Mathematics, Physics, or a related field.16+ years of experience designing, integrating, and supporting enterprise systems, cloud architectures, and API-driven solutions within complex mission environments.5+ years of experience implementing and administering API gateway technologies in cloud-based architectures; Experience designing secure APIs and enterprise integration solutions utilizing REST, GraphQL, event-driven architectures, message queues, streaming platforms, or ETL pipelines. TITLE: Principal Systems Engineer (API Gateway)LOCATION: Sterling, VA (Relocation assistance considered)CLEARANCE REQUIRED: Active TS/SCI with CI PolyEMPLOYMENT TYPE: Full-time, Onsite POSITION SUMMARYModern Government Solutions (MGS) is seeking a Principal Systems Engineer to architect, integrate, and secure mission-critical API ecosystems supporting next-generation national security capabilities.
Principal Program Manager_ Washington, DC Georgia IT Inc.Principal Program Manager_ Washington, DCWashington, DCWe are seeking for a Principal Program Manager to drive high-visibility, enterprise-wide Digital Technology (DT) workstreams in support of our client's strategic corporate restructuring efforts in Washington, D.C. Operating at the intersection of business strategy and technical execution, this critical leader will partner with C-suite stakeholders and cross-functional teams to align, de-risk, and implement complex technology portfolio changes. The ideal candidate blends deep operational rigor with executive communication skills, bringing a strong background in large-scale enterprise resource planning (ERP) systems, corporate asset management, and agile delivery frameworks.
Principal Solutions Architect Vets HiredPrincipal Solutions ArchitectMcLean, VirginiaThis role collaborates with capture, business development, engineering, and operations teams to develop enterprise IT strategies, cloud architectures, cybersecurity solutions, AI/ML initiatives, DevSecOps practices, and digital modernization programs. The position also supports long-term technology roadmaps, evaluates emerging technologies, and serves as a trusted technical advisor during customer engagements and proposal development.
Principal Autonomous Navigation Engineer Blue OriginPrincipal Autonomous Navigation EngineerReston, Virginiaand/or transports placardable amounts of hazardous materials by ground in any vehicle on a public road while in commerce, may be subject to additional Federal Motor Carrier Safety Regulations including: Driver Qualification Files, Medical Certification (obtained before onboarding), Road Test, Hours of Service, Drug and Alcohol Testing, vehicle inspection requirements, CDL requirements (if applicable) and hazardous materials transportation/shipping training. Required for Certain Job Profiles: Drivers who operate Commercial Motor Vehicles with a Gross Vehicle Weight (GVW), Gross Vehicle Weight Rating (GVWR) or combination of power unit and trailer that meets or exceeds 10,001 lbs.
Principal Software Engineer Trident Systems IncPrincipal Software EngineerFairfax, VAOur three operating units: Space Electronic Systems (SES), Integrated C4ISR Systems (ICS) and Optical Precision Systems (OPS), develop within the agile framework which enables us to produce proven, purpose-built systems that solve our customers' mission critical challenges across space, air, land, and sea. However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor's legal duty to furnish information.
Principal Software Engineer The Josef GroupPrincipal Software EngineerColumbia, MarylandDesign and code new software or modify existing software to add new features, with expertise in Java and related development frameworks. Develop simple data queries for existing or proposed databases or data repositories (e.g., SQL, NoSQL).
Principal Software Engineer - Dataplane & Edge Infrastructure Blue OriginPrincipal Software Engineer - Dataplane & Edge InfrastructureBay Area, Washington$290,709–$406,991.55 / yearand/or transports placardable amounts of hazardous materials by ground in any vehicle on a public road while in commerce, may be subject to additional Federal Motor Carrier Safety Regulations including: Driver Qualification Files, Medical Certification (obtained before onboarding), Road Test, Hours of Service, Drug and Alcohol Testing, vehicle inspection requirements, CDL requirements (if applicable) and hazardous materials transportation/shipping training. Required for Certain Job Profiles: Drivers who operate Commercial Motor Vehicles with a Gross Vehicle Weight (GVW), Gross Vehicle Weight Rating (GVWR) or combination of power unit and trailer that meets or exceeds 10,001 lbs.
Principal Data Operations Lead / CASPIAN JCRS-D Subject Matter Expert (SME) PeratonPrincipal Data Operations Lead / CASPIAN JCRS-D Subject Matter Expert (SME)Fort Meade, Maryland$146,000–$234,000 / yearFull timeResponsibilities: Peraton seeks a Principal Data Operations Lead / CASPIAN JCRS-D Subject Matter Expert (SME) to support Department of War Cyber Defense Command (DCDC) with Defensive Cyberspace Operations (DCO) and AI Cyber Security Support. Performance Optimization (Output and Speed): Must have direct experience engineering low-latency, high-throughput data processing architectures capable of handling massive volumes of structured and unstructured DoD data.
Principal AI Software Engineer (SWE-4) Leidos Holdings IncPrincipal AI Software Engineer (SWE-4)MD$131,300–$237,350 / yearTechnical Proficiency: Proficient in current AI/ML technologies such as classification, clustering, collaborative filtering, search, and retrieval using techniques such as but not limited to deep neutral networks (DNN), recurrent neural networks (RNN), attention-based transformers, etc. The candidate will work across multiple technical domains including software engineering, data science, machine learning, and large language model (LLM) integration to deliver innovative capabilities from proof-of-concept through operational deployment.
Principal Digital Product Owner Lumen Solutions Group, Inc.Principal Digital Product OwnerWashington, DCRemoteThis role will be instrumental in driving the successful delivery of self-service data products and analytics capabilities that empower business users with trusted, accessible, and high-quality data. The ideal candidate will have a strong background in Agile Product Ownership, Data & Analytics, SAFe methodologies, and stakeholder management, with experience translating business needs into scalable data solutions.
Principal DevOps Engineer Envision Innovative SolutionsPrincipal DevOps EngineerAnnapolis Junction, MD$215,000–$224,000 / yearThere are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location, education and certifications as well as Federal Government Contract Labor categories. As a Principal DevOps Engineer, you will lead the design, automation, deployment, and maintenance of scalable, secure, and highly available infrastructure supporting mission-critical applications.
Principal SignificancePrincipalFt. Belvoir, VirginiaWe are an E-Verify Employer https://e-verify.uscis.gov/web/media/resourcesContents/E-Verify_Participation_Poster.pdf https://www.e-verify.gov/sites/default/files/everify/posters/IER_RighttoWorkPoster.pdf • Collaborate with cross-functional teams to align financial strategies with program objectives and mission requirements Required Skills: Previous experience directly supporting Defense Threat Reduction Agency (DTRA) highly preferred.
Principal Architect Palo Alto NetworksPrincipal ArchitectReston, CaliforniaYour primary goal is to influence and empower customers to embrace the Palo Alto Networks platform by delivering authoritative architectural roadmaps that create a bridge between the full breadth of Palo Alto Networks’ security solutions and solutions that address the client's business needs. Engage directly with senior technical and business leaders as a security expert to expand reach within accounts and expand the scope of sales opportunities by identifying new areas of engagement and areas where our solutions can deliver on executive priorities.
Engineer Network Systems, Principal ShentelEngineer Network Systems, PrincipalReston, VABuild and manage the security infrastructure of the corporate network to include installing hardware, configuring firewalls and Internet content filters, setting up virtual private networks (VPNs), and performing upgrades. Ideal candidates will have a deep understanding of Cisco technologies, TCP/IP, routing protocols (BGP, OSPF, EIGRP), and switching (VLANs, STP), as well as previous experience with Cisco IOS and network management tools.
New Glenn - Principal Software Engineer Blue OriginNew Glenn - Principal Software EngineerWashingtonand/or transports placardable amounts of hazardous materials by ground in any vehicle on a public road while in commerce, may be subject to additional Federal Motor Carrier Safety Regulations including: Driver Qualification Files, Medical Certification (obtained before onboarding), Road Test, Hours of Service, Drug and Alcohol Testing, vehicle inspection requirements, CDL requirements (if applicable) and hazardous materials transportation/shipping training. Required for Certain Job Profiles: Drivers who operate Commercial Motor Vehicles with a Gross Vehicle Weight (GVW), Gross Vehicle Weight Rating (GVWR) or combination of power unit and trailer that meets or exceeds 10,001 lbs.
Principal Applied Scientist - TS/SCI VantorPrincipal Applied Scientist - TS/SCIHerndon, VirginiaWorking closely with data scientists, machine learning engineers, software developers, and operational subject matter experts, the Principal Applied Scientist is responsible for developing high-fidelity models, validating scientific assumptions, assessing uncertainty, and ensuring that analytical outputs accurately characterize UTS risks and mitigation strategies. This individual combines expertise in computational modeling, applied mathematics, physics, and data science to ensure that machine learning models, agent-based simulations, and analytical frameworks accurately represent real-world phenomena and produce scientifically defensible, operationally relevant results.
Principal Software Engineer Manager- CTJ- Poly Microsoft CorpPrincipal Software Engineer Manager- CTJ- PolyReston, VA$139,900–$274,800 / yearCollaborates with relevant security partners to define security promises and security invariants for the design of a product/solution while factoring in attacker/investigator personas for security monitoring and telemetry needs, ensure threat models and premortems validate upstream and downstream assumptions and security invariants, establish security breach drills and security incident response processes (e.g., impact analysis, containment), and ensure that artificial intelligence (AI) safety features are implemented for the AI production systems tied to a set of products. Provides technical oversight and expertise in efforts to classify, analyze, and interpret data and analyses on a range of metrics (e.g., health of the system, where bugs might be occurring), and technical leadership for creating outputs (e.g., notifications, dashboards) that improve monitoring and investigating security-related concerns and scenarios, system monitoring and/or issue identification and mitigation.
Principal AI Engineer, Special Programs Space Exploration Technologies CorpPrincipal AI Engineer, Special ProgramsWashington, DC$220,000–$350,000 / yearITAR REQUIREMENTS: To conform to U.S. Government export regulations, applicant must be a (i) U.S. citizen or national, (ii) U.S. lawful, permanent resident (aka green card holder), (iii) Refugee under 8 U.S.C. § 1157, or (iv) Asylee under 8 U.S.C. § 1158, or be eligible to obtain the required authorizations from the U.S. Department of State. You may also be eligible for long-term incentives, in the form of company stock, stock options, or long-term cash awards, as well as potential discretionary bonuses and the ability to purchase additional stock at a discount through an Employee Stock Purchase Plan.
Principal Electrical Systems Engineer - Electro-Optical Systems Fibertek IncPrincipal Electrical Systems Engineer - Electro-Optical SystemsHerndon, VAThis position is ideal for an experienced engineer who enjoys solving challenging technical problems, defining system architectures, mentoring engineers, and helping transition advanced research into operational aerospace systems. Fibertek is seeking a Principal Electrical Systems Engineer to join our Herndon, VA team and lead the development of advanced electro-optical and laser-based systems supporting NASA, DoD, and commercial space missions.