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 Wastewater Engineer T&M AssociatesPrincipal Wastewater EngineerKing of Prussia, PA$105,000–$135,000 / yearAssist in construction-related activities including reviewing shop drawings and submittals, responding to RFIs (Requests for Information), preparing RFPs (Requests for Proposals), tracking project progress, reviewing contractor pay applications, and advising the owner on discrepancies and changes. Design layouts and specifications for treatment system improvements, including equipment, pumps, piping, tanks, chemical feed systems, and process monitoring and control systems in collaboration with technical experts and other design disciplines.
NewPrincipal Engineer - Water Process, Treatment and Distribution T&M AssociatesPrincipal Engineer - Water Process, Treatment and DistributionKing of Prussia, PA$105,000–$135,000 / yearThe actual salary offered may vary within this range, depending on a variety of factors including the candidate’s experience, educational qualifications, specific skills and knowledge, as well as internal pay equity and geographic location. This individual will be a key leader in planning and managing projects for our drinking water and wastewater clients while also mentoring junior staff and supporting business development efforts.
Assistant Principal ElwynAssistant PrincipalElwyn, Pennsylvania$92,220–$110,000 / yearFull timeAssists in preparation and tracking of the school budget by reporting known and estimated program expenses to the Business office to ensure fiscal responsibility and financial availability of funds Serves as principal in the absence of the principal by engaging in the day-to-day duties of the school principal during the absence to ensure continuity of supervision for the school Supervises progress monitoring of students by reviewing progress reports, collaborating with staff as needed in the creation of reports, and coaching staff on best practices in progress monitoring to provide clear and consistent evidence of student progress. Assists the Transportation Coordinator in oversight of the safe, timely, and appropriate transportation of all students to and from school by assigning staff to participate in student drop off and pick up times which includes safely directing and escorting children to and from the building, greeting bus drivers and students, checking in with students to gauge mood, illness, and or attend to their physical needs, direct observation and participation as required.
NewAssistant Principal of Culture and Climate, Grades 9-12 Odyssey Charter SchoolAssistant Principal of Culture and Climate, Grades 9-12Wilmington, DEOur school features a growing dual immersion program, an innovative Green Initiative, a community food program, and strong academic outcomes.\r\nOdyssey is united in its mission to prepare lifelong learners who are culturally aware, global citizens who utilize critical thinking and problem-solving skills grounded in the classical teachings of Greek education and language. Superior grasp of effective instructional and behavioral methods and strategies for educating urban youth including but not limited to right brained restorative practices (trauma informed practices), culturally responsive teaching, Social Emotional Learning, grading for equity and coaching for equity.
School Principal ElwynSchool PrincipalElwyn, Pennsylvania$125,000–$155,000 / yearFull timeOversees and complies with all Pennsylvania Department of Education (PDE) regulatory requirements associated with education services, programs, and paperwork, including but not limited to Chapter 15 of the Pennsylvania Code (Protected Handicapped Students), regulations regarding Private Academic Schools, and regulations associated with the provision of special education services to maintain the highest quality of service in the provision of special education. Provides regular communication to parents concerning school activities, instructional programming, special education law, and due process concerns by sending a monthly parent newsletter, participating in student/parent events, and leading parent-school association meetings to ensure students and families are informed and engaged stakeholders of the education community.
Founding Principal - Autism Gemma ServicesFounding Principal - AutismPlymouth Meeting, PennsylvaniaThe Founding Principal will work closely with the Martin Luther School leadership team to develop the program, hire and mentor staff, and build a culture where educators, clinicians, and families collaborate in support of each child’s growth. Rather than focusing only on compliance or behavior management, the program will support students in building the cognitive, social, and emotional capacities that lead to long-term independence and meaningful participation in the world.
Principal Data Platform Engineer Mitchell MartinPrincipal Data Platform EngineerKing of Prussia, PA$98,000–$140,000 / yearBachelor's degree in Computer Science, Engineering, Data Science, or related field, or equivalent practical experience. The successful candidate will work with generic technology platforms to ensure data quality and platform reliability.
NewTech Lead/ Principal Software Engineer Towne Park Ltd.Tech Lead/ Principal Software EngineerPlymouth Meeting, PA$182,000–$200,000 / yearWorking closely with Architecture, Product Management, and Quality Engineering, the Tech Lead drives engineering excellence, supports business priorities, and promotes best practices in modern software development, cloud technologies, and AI-assisted engineering. Work Experience: 8+ years of experience developing enterprise software, including 2+ years leading engineering teams as a Technical Lead, Principal Engineer, or similar technical leadership role.
Principal, MedTech Consulting Services (Market Research & Consulting) IQVIAPrincipal, MedTech Consulting Services (Market Research & Consulting)Wayne, PennsylvaniaThe Principal operates as a trusted client advisor, commercial leader, and engagement owner—balancing deep research expertise with strong business judgment, leadership through influence, and personal sales accountability. This role is ideal for an experienced MedTech market research or consulting leader who thrives in ambiguity, can translate complex client problems into actionable solutions, and is motivated by both client impact and business growth.
Principal Engineer The High CompaniesPrincipal EngineerLancaster, PAESSENTIAL JOB FUNCTIONS: Engineering leadership and management: Ensure that on projects assigned within the region or national account, technical staff: Adhere to StructureCare quality, schedule, and budget requirements, adjusting as necessary to meet targets. Manage assigned direct and/or indirect report relationships including: Conduct all required performance reviews with regular check-ins, documentation and positive coaching as required to ensure the development of engineers assigned.
Principal Research Scientist - Product Development (M/F/D) Elanco Animal Health IncorporatedPrincipal Research Scientist - Product Development (M/F/D)Monheim, DEIn this role, you will provide scientific and technical leadership for Oral Solid Dosage (OSD) products and other dosage forms as needed, solve complex formulation challenges, and guide internal teams and external partners from early development through commercial scale-up. Your Responsibilities: Lead the design, development, and optimization of Oral Solid Dosage (OSD) formulations, including tablets and medicated chewables, from enabling formulations and prototype development through final product design and process scale-up and transfer to manufacturing sites.
Senior Insights and Analytics Principal, Large Pharma IQVIASenior Insights and Analytics Principal, Large PharmaWayne, PennsylvaniaThe Senior Insights and Analytics Principal is a senior analytics leader responsible for driving business growth, shaping analytic solutions, and delivering strategic insights that create measurable impact for our largest and most complex biopharma clients. Leveraging deep industry knowledge and strong client relationships, this role combines commercial acumen, data-driven problem solving, and thought leadership to help clients address complex brand and market challenges.
Principal Carelon Research Biostatistician Elevance HealthPrincipal Carelon Research BiostatisticianWilmington, DE$136,000–$234,600 / yearThis researcher partners with investigators, research sponsors, academic institutions, and cross-functional project teams to design studies, develop statistical methodologies, oversee analytical execution, and communicate scientific findings that advance externally funded clinical research programs. Experience designing clinical research studies, developing sample size calculations, statistical analysis plans, outcome measures, and advanced statistical methodologies including survival analysis, causal inference, and experimental design preferred.
Principal Product Integration Engineer BloomEnergyPrincipal Product Integration EngineerNewark, DE$130,400–$187,600Our cutting-edge solutions enable unparalleled “time-to-power” capabilities, reliability, and sustainability, ensuring our customers remain ahead in a world where soaring energy demand and intensifying energy scarcity are rapidly becoming the new norm. We are seeking a highly skilled Product Integration Engineer to drive, DfX / DFM / NPI readiness for current and future products, ensuring smooth product to equipment integration and scalable manufacturing.
Insights and Analytics Principal, Large Pharma IQVIAInsights and Analytics Principal, Large PharmaWayne, PennsylvaniaLeveraging deep industry knowledge and strong client relationships, this role combines commercial acumen, data-driven problem solving, and thought leadership to help clients address complex brand and market challenges. The Insights and Analytics Principal is a senior analytics leader responsible for driving business growth, shaping analytic solutions, and delivering strategic insights that create measurable impact for our biopharma clients.
Principal Advanced Manufacturing Engineer BloomEnergyPrincipal Advanced Manufacturing EngineerNewark, DE$127,900–$184,100Working cross-functionally across engineering, operations, and product teams, you will play a critical role in shaping the future of our manufacturing capabilities, delivering scalable solutions that improve quality, productivity, and operational performance. Our cutting-edge solutions enable unparalleled “time-to-power” capabilities, reliability, and sustainability, ensuring our customers remain ahead in a world where soaring energy demand and intensifying energy scarcity are rapidly becoming the new norm.
Principal Engineer / Architect Expert In Recruitment SolutionsPrincipal Engineer / ArchitectMalvern, PAYou will architect solutions that protect emerging product lines—including debit card and payments offerings—from Client fraud vectors, while remaining hands-on in code and system design. - 12+ years in software engineering with 5+ years focused on fraud prevention, payments, or banking technology.
Lead/Principal .NET Azure Engineer Expert In Recruitment SolutionsLead/Principal .NET Azure EngineerWilmington, DEExperience leading technical projects and mentoring developers. Key Responsibilities Analyze existing applications and refactor code for scalability and maintainability.
Principal Strategic Customer Success Partner (Commercial) Uber FreightPrincipal Strategic Customer Success Partner (Commercial)Exton, PAThis role offers strong leadership support, exposure to a diverse group of internal/external stakeholders, and the opportunity to travel to customer sites for deep-dive supply chain insights and savings ideation. Demonstrated success in project management, savings ideation, and quarterbacking deliverables between multiple internal & external stakeholders to meet strict contractual commitments.