Principal Geotechnical/CMT Engineer Hillis-CarnesPrincipal Geotechnical/CMT EngineerAnnapolis Junction, MDFull timeDuties may include but are not limited to; general geotechnical engineering practice including the preparation of geotechnical reports/calculation, technical support of field staff, review of construction inspection daily field reports, and occasional project site field visits related to the projects you are involved in. Candidate will work with our geotechnical and materials testing/inspections departments and be responsible for a wide variety of projects for public and private sector clients.
NewPRESCHOOL ACADEMY PRINCIPAL HOPKINS HOUSE-A CENTER FOR CHILDREN AND THEIR FAMILIESPRESCHOOL ACADEMY PRINCIPALAlexandria, VAAs would be expected of a senior management level job, actual hours vary based on the current needs of the Academy, including scheduled and unscheduled evening and weekend hours. Job Description JOB SUMMARY : The Preschool Academy Principal is the chief academic officer of the Preschool Academy and a member of the senior management team.
NewPrincipal Subcontracts L3Harris TechnologiesPrincipal SubcontractsHerndon, VA$133,000–$247,000 / yearLead development and execution of comprehensive supply chain strategies across the full program lifecycle; coordinate supplier strategy development with Category Management and communicate program changes to executive leadership. Manager, Supply Chain Program Management for the Maritime Acoustic & Imaging Systems (A&IS) Supply Chain Team will serve as a senior contributor and leader supporting primarily the Acoustics Systems area.
NewPrincipal Cybersecurity Engineer- Architecture OneMain FinancialPrincipal Cybersecurity Engineer- ArchitectureBaltimore, MD$130,000–$156,000 / yearAlong with security platform mastery in more than one platform area (IDS/IPS, firewall/WAF, access and identity, malware defense, threat modeling, exposure management, among others), the Principal Cybersecurity Engineer is formally trained in enterprise IT design and architecture practices. The Principal Cybersecurity Engineer has a demonstrated mastery in multiple security and non-security technology platforms, with the ability to both lead and advise on the overall designs and strategies of both security and non-security technologies.
NewPrincipal Security Endpoint Engineer Nyla Technology SolutionsPrincipal Security Endpoint EngineerAnnapolis Junction, MDEducation: Bachelor’s Degree in Data Analytics, Intelligence Studies, Computer Science, Finance/Economics, or a related discipline, PLUS 20 + years of specialized data analytics or financial intelligence experience OR High School Diploma / GED , PLUS 25 + years of hands-on intelligence analysis, financial tracking, and data discovery experience in lieu of a degree. Operating across a classified, multi-domain infrastructure, you will drive the strategic architectural design, end-to-end integration, deployment, and optimization of premier endpoint security platforms—specifically Microsoft Defender for Endpoint (MDE) and Trellix HX .
NewPrincipal Mechanical Engineer Trident Systems LLCPrincipal Mechanical EngineerFairfax, VA$107,000–$198,000 / yearThe Principle Mechanical Engineer works collaboratively with program managers and project engineers to ensure successful program execution and is responsible for applying expert mechanical knowledge in designing and analyzing electro-mechanical assemblies. 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 Consultant (Public Sector) Appian CorporationPrincipal Consultant (Public Sector)McLean, 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 Consultant Appian CorporationPrincipal ConsultantMcLean, 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.
NewPrincipal Electrical Engineer Trident Systems LLCPrincipal Electrical EngineerFairfax, VA$114,000–$211,000 / yearThe Principal Electrical Engineer partners closely with cross-functional engineering teams, program leadership, and customers to solve complex technical challenges, support program execution and business development efforts, and shape the long-term technology roadmap for the organization. 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 Product Manager, TradFi - Remote CirclePrincipal Product Manager, TradFi - RemoteWashington DC, DCRemote$200,000–$260,000 / yearIn close partnership with executive stakeholders, engineering leadership, compliance, treasury, and external partners, you will define vision, drive alignment, and make high-impact tradeoffs to ensure Circle’s digital asset infrastructure supports increasing volumes, new markets, and future product expansion. As a Principal Product Manager on Circle’s Digital Assets team, you will own the long-term product strategy for Circle’s digital asset and capital markets platform, shaping how liquidity, lending, and capital access are delivered globally across Circle’s stablecoin ecosystem.
NewManaging Principal / Senior Director, Data Analytics Consulting EPAM SystemsManaging Principal / Senior Director, Data Analytics ConsultingWashington DC, DCThis is a high-impact, client-facing role designed for an ambitious professional with deep technical expertise in AI & Data, proven consulting acumen, and a track record of driving transformational outcomes for enterprise clients. • Serve as a trusted strategic advisor to senior executives (VP, SVP, C-suite) on AI enablement, data-driven transformation, and operational efficiency for Fortune 500/50 clients.
NewPrincipal Project Manager, CES Constellation EnergyPrincipal Project Manager, CESBaltimore, MD$139,500–$155,000 / yearManages and leads key aspects of project management support, including coordination of shop drawings and submittals, development and processing of change orders, response to Requests for Information (RFIs), tracking of project progress and schedules, preparation and tracking of invoices, as well as financial planning, cost forecasting, and schedule management. Now integrated with Calpine, our portfolio includes 55 gigawatts of capacity from nuclear, natural gas, geothermal, hydro, wind and solar facilities, with the generating capacity to power the equivalent of 27 million homes.
NewPrincipal Java Software Developer 20+yrs Cleared TS/SCI Polygraph Reqd Nissint Technologies, LLCPrincipal Java Software Developer 20+yrs Cleared TS/SCI Polygraph ReqdAnnapolis Junction, MDOur leadership team, with backgrounds in the Intelligence Community, has assembled a group of elite developers with expertise in various areas, including Digital Signal Processing, Enterprise Applications, User Experience and Interfaces, Big Data and Cloud Analytics, and Cyber Capabilities.\r\n\r\nNissint's philosophy is to attract top talent by offering excellent compensation, rewarding work, and growth opportunities. Our leadership team, with backgrounds in the Intelligence Community, has assembled a group of elite developers with expertise in various areas, including Digital Signal Processing, Enterprise Applications, User Experience and Interfaces, Big Data and Cloud Analytics, and Cyber Capabilities.
Principal Product Manager - Remote CirclePrincipal Product Manager - RemoteWashington DC, DCRemote$200,000–$260,000 / yearWorking across Engineering, Treasury, Compliance, Operations, and Go-to-Market teams, you will launch and scale a trusted enterprise-grade product that helps customers optimize liquidity, reduce settlement friction, and modernize treasury operations at global scale. Circle’s platform includes the world’s largest regulated stablecoin network anchored by USDC, Circle Payments Network for global money movement, and Arc, an enterprise-grade blockchain designed to become the Economic OS for the internet.
Principal Product Manager, Growth - Remote CirclePrincipal Product Manager, Growth - RemoteWashington DC, DCRemote$200,000–$260,000 / yearCircle’s platform includes the world’s largest regulated stablecoin network anchored by USDC, Circle Payments Network for global money movement, and Arc, an enterprise-grade blockchain designed to become the Economic OS for the internet. This role is accountable for scaling USDC supply and usage through strategic partnerships with regional centralized exchanges and OTC providers, while shaping region-specific growth strategies grounded in local market dynamics.
NewNetwork Engineer (Principal/Lead) - TS/SCI with Polygraph Required Catalyst Operations & AnalyticsNetwork Engineer (Principal/Lead) - TS/SCI with Polygraph RequiredVienna, VAPrincipal/Lead Network Engineers research, assess, and recommend emerging network infrastructure technologies, own major network design decisions, and set technical direction for large-scale network modernization efforts spanning CONUS and OCONUS locations. Principal/Lead Network Engineers provide technical leadership across the architecture, modernization, and delivery of large, complex, global enterprise network infrastructure in support of the customer's mission.
NewPrincipal Collection Software Engineer Illuminate TechnologiesPrincipal Collection Software EngineerFairfax, VA$200,000–$250,000 / yearAt 90 days, you are cleared into the worksite, integrated with the customer’s team and running the program management routine: deliverables register, integrated schedule, and risk and issue log, all current and visible to the Government customer. At 12 months, engineering changes ship in compliance with the data security, integrity, and retention obligations without rework, CDRLs and program artifacts are delivered on time, and the CO and COR treat you as the primary point of contact for the task order.
New396 - Principal Network Evaluator ARSIEM396 - Principal Network EvaluatorLinthicum, MDResponsibilities Conduct proactive computer network defense activities by analyzing systems and networks to identify vulnerabilities, detect network intrusions, monitor security events, assess attack surfaces, and develop operational courses of action to mitigate cyber threats. Knowledge of digital forensics, intrusion detection systems, vulnerability scanning technologies, MITRE ATT&CK, NIST cybersecurity frameworks, and scripting languages.
NewPrincipal GNC Engineer Cummings Aerospace IncPrincipal GNC EngineerArlington, VAThe solution includes GNC architecture and algorithm development, modeling and simulation, analysis and verification tests, as well as provide oversight of GNC engineering activities. Apply knowledge of classical and modern methods, theories, and research techniques in the design, analysis, modeling, and simulation of GNC systems.
NewPrincipal Software Engineer APOGEE RESEARCH LLCPrincipal Software EngineerArlington, VAThis work spans many fronts from implementing novel algorithms across ISR, EW, Networking, Cyber, and more; integrating disparate systems that lack a common interface; reverse engineering subsystems; developing custom tool chains that accelerate the speed of development; or developing new approaches to infrastructure that handle heterogeneous deployment needs. The details of the position will vary based on the expertise and desires of the candidate and the specific project being executed, however, common themes include: Performing hands-on technical work including design and development of algorithmically complex software, performance profiling, optimization, and general troubleshooting for a variety of software languages spanning from C++ to project-specific Domain Specific Languages (DSLs).