Principal Software Engineer TS/SCI w/Poly Amentum Services IncPrincipal Software Engineer TS/SCI w/PolyFort Meade, MD$200,000–$255,000 / yearMinimum Requirements (Knowledge, Skills, and Abilities): Develop and debug software using object-oriented programming languages; perform software engineering and technical design activities; analyze and understand legacy code; develop efficient algorithms utilizing data structures, dynamic programming, heuristics, and modeling techniques; conduct software testing and troubleshooting; work at the operating system level, including file I/O, system interfaces, and low-level programming concepts; and develop advanced tools for binary analysis, shellcode detection, malware analysis, function identification, and reverse engineering of compiled software. Engineer will work closely with mission stakeholders to analyze software requirements, design innovative technical solutions, develop software applications, and implement high-performance capabilities supporting advanced mission objectives.
Principal AI Software Engineer TS/SCI w/Poly Amentum Services IncPrincipal AI Software Engineer TS/SCI w/PolyFort Meade, MD$200,000–$255,000 / yearMinimum Requirements (Knowledge, Skills, and Abilities): 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 Network Technician Siltt LLCPrincipal Network TechnicianLeesburg, VARemoteFull timeFrom delivering world-class modular data center facilities to all-hours, 365-day operational response and disaster recovery, our multi-functional team of experts are force multipliers across the infrastructure landscape. You serve as a "Lead Trainer" and working Subject Matter Expert, deploying to global facilities to oversee rack-and-stack services, perform advanced fiber characterization, and mentor local site technicians.
Principal Software Engineer TS/SCI w/Poly AmentumPrincipal Software Engineer TS/SCI w/PolySavage, Maryland$200,000–$255,000 / yearDevelop and debug software using object-oriented programming languages; perform software engineering and technical design activities; analyze and understand legacy code; develop efficient algorithms utilizing data structures, dynamic programming, heuristics, and modeling techniques; conduct software testing and troubleshooting; work at the operating system level, including file I/O, system interfaces, and low-level programming concepts; and develop advanced tools for binary analysis, shellcode detection, malware analysis, function identification, and reverse engineering of compiled software. Engineer will work closely with mission stakeholders to analyze software requirements, design innovative technical solutions, develop software applications, and implement high-performance capabilities supporting advanced mission objectives.
Principal AI Software Engineer TS/SCI w/Poly AmentumPrincipal AI Software Engineer TS/SCI w/PolySavage, Maryland$200,000–$255,000 / yearThe 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. 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.
Principal Product Manager (Content Authoring, Delivery & CMS) Great MindsPrincipal Product Manager (Content Authoring, Delivery & CMS)Dc, District of ColumbiaRemoteCMS and Content Architecture: Initiate and sometimes facilitate product direction conversations for the CMS, including content models, workflows, permissions, versioning, and publishing—working with but deferring to expert partners in Product Design and Engineering. Reporting to the Director, Digital Product Management, the Principal Product Manager (Content Authoring, Delivery & CMS) will lead discovery and execution for our content authoring tools, end user delivery experiences, and content management system (CMS).
UC Consulting Engineer - Principal AmentumUC Consulting Engineer - PrincipalArlington, Virginia$260,000–$290,000 / yearIn support of a challenging, critical, and rewarding program that provides integrated voice, video, and data services throughout the Information Technology lifecycle, Amentum is seeking a UC Consulting Engineer - Principal to join our dynamic team of IT professionals dedicated to fostering a positive and collaborative work environment. The duties and responsibilities of the UC Consulting Engineer - Principal include, but are not limited to the following: Serve as the subject-matter expert in Unified Communications (UC) and collaboration technologies, specializing in platforms such as Cisco Unified Communications Manager (CUCM), Cisco Unity Connection, and Cisco Webex.
UC Consulting Engineer - Principal Amentum Services IncUC Consulting Engineer - PrincipalArlington, VA$260,000–$290,000 / yearIn support of a challenging, critical, and rewarding program that provides integrated voice, video, and data services throughout the Information Technology lifecycle, Amentum is seeking a UC Consulting Engineer - Principal to join our dynamic team of IT professionals dedicated to fostering a positive and collaborative work environment. Essential Responsibilities: The duties and responsibilities of the UC Consulting Engineer - Principal include, but are not limited to the following: Serve as the subject-matter expert in Unified Communications (UC) and collaboration technologies, specializing in platforms such as Cisco Unified Communications Manager (CUCM), Cisco Unity Connection, and Cisco Webex.
Oliver Wyman - Associate/ Engagement Manager / Principal - Tech Innovation Practice (Technical Architecture & Delivery Focus) Marsh & McLennan Companies IncOliver Wyman - Associate/ Engagement Manager / Principal - Tech Innovation Practice (Technical Architecture & Delivery Focus)Washington, DC$190,000–$195,000 / yearWe aim to attract and retain the best people and embrace diversity of age background, disability, ethnic origin, family duties, gender orientation or expression, marital status, nationality, parental status, personal or social status, political affiliation, race, religion and beliefs, sex/gender, sexual orientation or expression, skin color, veteran status (including protected veterans), or any other characteristic protected by applicable law. With offices in more than 70 cities across 30 countries, Oliver Wyman combines deep industry knowledge with specialized expertise in strategy, operations, risk management, and organization transformation.
Principal Engineer w/Top Secret Clearance TekSynapPrincipal Engineer w/Top Secret ClearanceWashington, Washington, DC$160,000–$200,000 / yearFull timeKnowledge of operating systems, including Windows, Linux, Mac, and mobile operating systems including iOS and Android, application behaviors, and network traffic analysis to identify malware exploits. Additional Job Information: TekSynap is a fast growing high-tech company that understands both the pace of technology today and the need to have a comprehensive well planned information management environment.
Principal Software Engineer Xometry IncPrincipal Software EngineerNorth Bethesda, MD$200,000–$225,000 / yearXometry's digital marketplace gives manufacturers the critical resources they need to grow their business while also making it easy for buyers at Fortune 1000 companies to tap into global manufacturing capacity. Operational Excellence: You will own the reliability and security of the integration microservices, ensuring that "click-to-buy" functionality is bulletproof and that monitoring/alerting covers the unique lifecycle of enterprise PLM transactions.
Principal Consultant Public Sector Appian CorpPrincipal Consultant Public SectorMcLean, VA$100,000–$225,000 / yearKnowledge of software testing practices (test-driven development, automated test suites within a continuous integration framework); integrations experience using APIs such as REST and SOAP, JDBC connections, and web services; familiarity with Amazon Web Services (AWS), Artificial Intelligence (AI), Analytics, Machine Learning, Google Cloud, Application Integration, Database, Developer Tools, Management & Governance, and Elastic Containers is preferred. This includes working within an agile environment to understand our client's business processes and technical needs, launch new relational data models in production, developing APIs to integrate with multiple systems, partnering with Appian Architects and Technical Delivery Managers, and leading/mentoring consultants through fast-paced software implementations.
Principal Systems Test Engineer - Flight Controls Electra Aero IncPrincipal Systems Test Engineer - Flight ControlsManassas, VAOur Ultra Short technology unlocks thousands of new operating locations and enables what we call Direct Aviation: quiet, point-to-point regional travel that gets people from where they are to where they want to go, without the congestion of major airports or the noise of conventional aviation. This is a hands-on leadership role - you'll mentor junior engineers, own the architecture of our simulation labs, and build the data management and automated test processes that engineering depends on to move the EL9 toward certification.
Principal Cyber Engineer Nightwing Intelligence SolutionsPrincipal Cyber EngineerSterling, VirginiaThe team comprises engineers of multiple disciplines including vulnerability research, reverse engineering, CNO/CNE development, hardware emulation, system engineering, and data analytics. Cyber Offense and Defense Experts (CODEX) is seeking a cyber engineer to join our team to solve real-time cyber challenges, working on site with our end users in their spaces.
Principal of Commercial Blue EnergyPrincipal of CommercialChevy Chase, MarylandWe also pair natural gas with nuclear at our sites, so customers can start receiving power from gas turbines right away and then switch over to clean nuclear power once it comes online - getting energy to the grid faster while nuclear is being built. This role sits at the intersection of customer strategy, commercial structuring, and market insight - supporting the creation, positioning, and execution of first-of-a-kind commercial offerings for Blue Energy’s Small Modular Reactor (SMR) fleet.
Principal Architect - IT Operations Domain JPMorgan Chase & CoPrincipal Architect - IT Operations DomainMcLean, VALeads reuse-first adoption of enterprise-authorized AI capabilities within the work environment to accelerate architecture analysis, option evaluation, and delivery of strategic global solutions, with human-in-the-loop validation and appropriate handling of sensitive data. Translates highly complex technical issues, trends, and approaches to leadership to drive the firm's innovation and enable leaders to make strategic, well-informed decisions about target state architecture.
Principal Engineer - Mechanical Bechtel CorpPrincipal Engineer - MechanicalReston, VA$159,700–$231,000 / yearExtraordinary teams building inspiring projects: Since 1898, we have helped customers complete more than 25,000 projects in 160 countries on all seven continents that have created jobs, grown economies, improved the resiliency of the world''s infrastructure, increased access to energy, resources, and vital services, and made the world a safer, cleaner place. Experience with sizing and specification of mechanical power plant equipment including cooling towers, condensate and feedwater pumps, steam surface condensers, plate and frame heat exchangers, air compressors, auxiliary boilers, etc.
Principal Applied AIML Scientist Lululemon Athletica IncPrincipal Applied AIML ScientistWashington, WA$266,720–$350,070 / yearRecognizing our teams for their performance and dedication, other components of our total rewards offerings include support of career development, wellbeing, and personal growth:Extended health and dental benefits, and mental health plans Paid time off Savings and retirement plan matching Generous employee discount Fitness & yoga classes Parenthood top-up Extensive catalog of development course offerings People networks, mentorship programs, and leadership series (to name a few) Note: The incentive programs, benefits, and perks have certain eligibility requirements. Location: United States of America State/Province/City: Washington City: Seattle Business Unit: Store Support Centre (SSC) Time Type: Full-time Description & Requirements Who we arelululemon is an innovative performance apparel company for yoga, running, training, and other athletic pursuits.
Digital Twin Principal Scientist (f/m/d) Focused Energy GmbHDigital Twin Principal Scientist (f/m/d)Washington, DCYou will lead a team of scientists who develop and own the simulation codes for each major subsystem - laser, target, fusion chamber, target injection and tracking, and target manufacturing - and drive the synthesis of those subsystem models into a comprehensive, self-consistent plant-level simulation framework. Focused Energy is advancing laser-driven inertial fusion energy (IFE) toward commercial power generation, and the credibility and velocity of that mission depend on our ability to model how the full IFE system behaves, where the physics risks lie, and what each subsystem must achieve for the plant to be economically viable.
Principal Aortic Account Manager Endologix LLCPrincipal Aortic Account ManagerVATerritory Management & Strategic Sales Execution: Develop, manage, and grow trusted relationships with vascular specialists, hospital systems, and key stakeholders by acting transparently, delivering value, and aligning solutions to clinical and economic needs. Strategic & Analytical Capability: Leverages data and business insights to clearly communicate quarterly strategic business plans, territory market share, procedures per physician, and trained physician segments-driving informed decisions that improve outcomes and performance.