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, Business Development L3Harris TechnologiesPrincipal, Business DevelopmentWashington D.C., DC$146,000–$271,000 / yearCreate and foster a business acumen culture that embraces a strategic, proactive approach to support business area leaders with identifying, actively pursuing and closing new business. Additionally, this candidate will communicate within and outside of the organization to explain and influence changes to practices, processes and approaches, and implement operational plans and strategies that have measurable impact on the business or functional outcomes.
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 Radio Frequency Engineer (EWS111) Research InnovationsPrincipal Radio Frequency Engineer (EWS111)Aberdeen Proving Ground, MDYou will support and sustain deployed operational systems, ensuring performance, reliability, and mission effectiveness in real-world conditions, while contributing to systems that discover, analyze, and exploit signals across full-spectrum operations—delivering precise, actionable intelligence when it matters most. #LI-TC1 We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information.
NewPrincipal Engineer -Cyber Security A3 Technology, Inc.Principal Engineer -Cyber SecurityWashington, DC$50,000–$175,000 / year10+ years of FAA security experience supporting the National Airspace System (NAS): Experience with the full lifecycle security compliance for mission-critical systems, ensuring strict adherence to FAA Order 1370.121 (Information Security and Privacy Program) and NIST SP 800-53 Rev. Provide Chief Security Architect–level expertise to develop, review, and validate cybersecurity architectures, designs, and interface specifications for NAS enterprise systems and services.
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, RF Engineering (Level 6) NARDA HOLDINGS INCPrincipal, RF Engineering (Level 6)21152, MD$170,000–$195,000 / yearWell-versed in receiver/frequency converter system design, including frequency planning and spur analysis, RF/MW filter technologies, cascade GNIP analysis, MW mixers, frequency generation using PLL ICs, and design trade-offs. An individual with a high degree of technical competence and good interpersonal skills will provide individual technical contributions as well as technical leadership and guidance to other project team engineers.
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.
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).
Assistant Principal- High School (Greenspring Campus) Kennedy Krieger InstituteAssistant Principal- High School (Greenspring Campus)Baltimore, MarylandCollaborate with the Principal, Educational Director, and ACT office to ensure compliance with Kennedy Krieger Schools (KKS), Maryland State Department of Education (MSDE), Individuals with Disabilities Education Act (IDEA), Every Student Succeeds Act (ESSA), Code of Maryland Regulations (COMAR), and Local School Systems (LSS) requirements relating to the implementation of IEPs and all other aspects of special education. At the Kennedy Krieger School: Greenspring Campus High School , our mission is to empower students with diverse abilities to learn and develop lifelong skills while providing a safe and nurturing educational environment staffed by highly skilled, collaborative and dedicated professionals working in partnership with the home, workplace and community.
Assistant Principal (EX)(2026-2027)-St Margaret School, Bel Air MD AOBAssistant Principal (EX)(2026-2027)-St Margaret School, Bel Air MDBel Air, MarylandAs a member of the School Leadership Team, the assistant principal supports the principal in all dayâtoâday operations of the school, ensuring that instruction aligns with the mission, philosophy, goals, and objectives of the school. In collaboration with the principal, the assistant principal also ensures that programs reflecting the Catholic identity of the school are planned, implemented, and evaluated in accordance with the direction of the Department of Catholic Schools.
Assistant Principal (EX)(2026-2027)-St Ursula's Catholic School, Parkville MD AOBAssistant Principal (EX)(2026-2027)-St Ursula's Catholic School, Parkville MDParkville, MarylandAs a member of the School Leadership Team, the Assistant Principal provides instructional leadership, supports faculty and student success, and helps ensure that all educational programs reflect the school's mission, philosophy, goals, and objectives. The Assistant Principal will work closely with the Principal to support the day-to-day operations of the school, promote academic excellence, and foster a vibrant Catholic school community.