Principal, Services Business Development-Co-Brand MasterCardPrincipal, Services Business Development-Co-BrandArlington, VA$221,000–$349,000 / yearAll activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: Abide by Mastercard's security policies and practices; Ensure the confidentiality and integrity of the information being accessed; Report any suspected information security violation or breach, and. This role is an individual contributor who will directly influence a Services team supporting an assign set of co-brand accounts and partner daily with the Account Management teams, issuer team, and client stakeholders.
Principal Product Manager - Threat Detection Engine And Content (Hybrid) CrowdStrikePrincipal Product Manager - Threat Detection Engine And Content (Hybrid)Arlington, VA$160,000–$250,000 / yearAbout the Role: The Product Management team is seeking an experienced Principal Product Manager who is technical, collaborative, and truly excited about building great security products. Collaborate closely with CrowdStrike's Malware Research Center, Data Science, and Engineering teams to understand threat and attack trends and proactively deliver cutting-edge defenses.
Education And Science Principal HDR, Inc.Education And Science PrincipalArlington, VAOur eight Employee Network Groups (Asian Pacific, Black, Hispanic/Latino(a), LGBTQ, People with Disabilities, Veterans, Women, Young Professionals) help create a sense of belonging and foster a supportive environment where everyone is empowered to engage and contribute. At HDR, our employee-owners are fully engaged in creating a welcoming environment where each of us is valued and respected, a place where everyone is empowered to bring their authentic selves and novel ideas to work every day.
Principal Signal Processing Researcher STRPrincipal Signal Processing ResearcherArlington, VA$220,000–$260,000 / yearThe Optical & Novel Sensing (ONS) Group within the Sensors Division pursues physics-driven research across multiple domains to provide warfighter and intelligence mission performance unachievable with traditional sensors. This position requires skills leading multi-disciplinary teams designing, analyzing, integrating, and demonstrating signal processing algorithms for complex systems.
Principal Backend Developer Bright Vision TechnologiesPrincipal Backend DeveloperSterling, VARemote$120,000–$170,000 / yearThe ideal candidate combines deep distributed systems expertise with strong platform-engineering instincts, values internal developer experience as a first-class concern, and has a track record of leading multi-quarter platform initiatives that meaningfully raise the engineering bar for the organizations they support. This role focuses on building backend platform capabilities — request routing, traffic management, data fan-out, caching layers, asynchronous job execution, and durable event processing — that must handle very high traffic volumes with predictable latency and minimal operational toil.
Principal .NET Developer Bright Vision TechnologiesPrincipal .NET DeveloperSterling, VARemote$120,000–$170,000 / yearThis role spans the full engineering lifecycle — requirements analysis, architectural design, hands-on implementation, code review, deployment, and post-release support — with particular emphasis on building scalable APIs, responsive front-end applications, and cloud-integrated services. NET Developer Location: 100% Remote (United States) Position Type: Full-time, Direct W2 Salary Range: $120,000–$170,000 Annually Experience: 6+ years Sponsorship: U.S.
Principal Java Developer Bright Vision TechnologiesPrincipal Java DeveloperSterling, VARemoteFull timeThe successful candidate will bring deep backend expertise in Java and the Spring ecosystem, combined with strong hands-on experience building responsive, component-driven front-end applications using modern JavaScript frameworks. You will work closely with product managers, architects, DevOps engineers, and fellow developers in an Agile environment to deliver high-quality, secure, and performant applications that directly support strategic business outcomes.
Studio Principal Little CareersStudio PrincipalMc Lean, VirginiaThought Leadership: Passion and a point of view for great spaces, complex projects, and the environments we impact are necessary to lead our internal teams and to keep Little at the forefront of the industry in the communities we serve and beyond. This position will also be part of our National Workplace | Mixed Use and Community Practice Groups, with a mission to collaborate across Studios through shared best practices, thought leadership, and resource maximization across our footprint as one unified team.
Principal FPGA Engineer Rocket Lab USAPrincipal FPGA EngineerChantilly, 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. Our Space Systems business designs and builds our extensive line of satellites, payloads, and their components, including spacecraft that have been selected to support NASA missions to the Moon and Mars and components used on the James Webb Space Telescope.
Principal Power Electronics Engineer On.EnergyPrincipal Power Electronics EngineerReston, VAServe as the company's SME for grid-code and UPS performance compliance- IEEE 2800, IEEE 1547, UL 1741, IEC 62040-3, ERCOT ride-through - and set the inverter qualification / type-test program, acceptance criteria, and current-limit / short-circuit and data-evidence requirements suppliers must meet. You are fluent in power electronics, its controls (grid-following and grid-forming), and BESS integration - ideally with UPS experience in mission-critical applications - and you own the inverter technical thread from proposal through FAT, commissioning, and field feedback for MW-scale systems.
Principal Algorithm & Signal Processing Engineer STRPrincipal Algorithm & Signal Processing EngineerWashington, DC$206,000–$284,000 / yearOur engineers are empowered to pursue innovative technical ideas, engage directly with customers, lead multidisciplinary teams, and transform advanced research into prototype capabilities that address the nation's most challenging RF sensing and electronic warfare problems. We investigate cutting-edge technologies and collaborate with engineers across STR, academic researchers, and industry partners to develop practical solutions to RF sensing and counter-sensing challenges.
NewPrincipal, Investor Relations UNAVAILABLEPrincipal, Investor RelationsReston, VA$102,900–$128,600 / yearThe Principal, Investor Relations supports and enhances communication between General Dynamics and the investment community by providing independent analysis, managing investor engagement logistics, and contributing to strategic Investor Relations initiatives. As a Corporate Headquarters employee, working in Reston, Virginia, you will gain a broad understanding of the General Dynamics’ portfolio; work with accomplished professionals; and grow your career while your leadership invests in your continued professional success.
Principal Product Manager, Charlotte AI Platform (Hybrid) CrowdStrikePrincipal Product Manager, Charlotte AI Platform (Hybrid)Arlington, VA$175,000–$250,000 / yearDrive Cross-Functional Delivery: Work closely with multiple internal stakeholders-including engineering, data science, and business units-to deeply understand their use cases and translate them into actionable product features. We base all employment decisions--including recruitment, selection, training, compensation, benefits, discipline, promotions, transfers, lay-offs, return from lay-off, terminations and social/recreational programs--on valid job requirements.
Principal Architect, AI-Native Platform Transformation MedalliaPrincipal Architect, AI-Native Platform TransformationMcLean, Virginia$229,000–$360,000 / yearFull timeRedefine the platform's contracts for that world, with APIs designed for agent consumption, permission models for non-human identity, state management for long-running autonomous workflows, and observability that explains agent behavior to humans. Demonstrated experience authoring Architecture Decision Records (ADRs), reference architectures, and executive narratives for systems impacting engineering teams, with a demonstrated ability to present technical trade-offs to VP-level or C-level stakeholders.
Principal Product Manager - Threat Detection Content (Hybrid) CrowdStrikePrincipal Product Manager - Threat Detection Content (Hybrid)Arlington, VA$160,000–$250,000 / yearIn this role, you will bring your in-depth knowledge of the Threat Detection market (including Endpoint, Cloud, and other core pillars) to help guide the evolution of CrowdStrike's visibility, detection, and prevention technologies. About the Role: The Product Management team is seeking an experienced Principal Product Manager who is technical, collaborative, and truly excited about building great security products.
Principal System Engineer - Payload AST Space MobilePrincipal System Engineer - PayloadLanham, MDWe are seeking an experienced and highly innovative Principal Systems Engineer - Payload to lead the design and development of advanced end-to-end wireless systems within a complex telecommunications environment. Our engineers and space scientists are on a mission to eliminate the connectivity gaps faced by today's five billion mobile subscribers and finally bring broadband to the billions who remain unconnected.
Senior Principal Engineer Bright Vision TechnologiesSenior Principal EngineerSterling, VARemoteFull timeThe ideal candidate will drive strategic engineering decisions, serve as a technical authority across multiple teams and platforms, and combine deep technical mastery with mature judgment, broad influence, and the ability to mentor and elevate senior engineers across the organization. This role represents the highest level of individual technical contribution within the organization, requiring deep expertise in system design, performance engineering, reliability architecture, and cross-organizational technical leadership.
Principal Cloud Engineer ManTechPrincipal Cloud EngineerChantilly, VAThe Principal Cloud Engineer will leverage their strong technical background and knowledge to design, implement, and manage secure cloud infrastructures in support of mission-critical operations, with a strong focus on security monitoring and threat detection. + Supporting AWS, Azure, Oracle, and GCP cloud services and infrastructure using Infrastructure as Code (IaC) tools such as Terraform or ARM templates.
Principal AI Platform Engineer - AI Center Of Excellence MasterCardPrincipal AI Platform Engineer - AI Center Of ExcellenceArlington, VA$195,000–$323,000 / yearAll activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: Abide by Mastercard's security policies and practices; Ensure the confidentiality and integrity of the information being accessed; Report any suspected information security violation or breach, and. Lead RFI and RFP processes for AI infrastructure components, including CPU, GPU, storage, and networking, defining technical and commercial evaluation criteria, reviewing vendor responses, and driving fact based selection decisions in partnership with sourcing and finance teams.
Client Arrangements Specialist McDermott Will & EmeryClient Arrangements SpecialistWashington, DC$59,000–$90,000 / yearJob Description: Position Summary: The Client Arrangements Specialist supports the Client Arrangements department through data entry in the implementation of client fee arrangements and requirements as requested by Client Accounting, Legal Assistants and Client Arrangements Analysts. We celebrate excellence, collaboration, and community and have been recognized as a top workplace by USA Today, Fortune, The American Lawyer, Vault and others.