Senior Principal Scientist, Veterinary Pathology Board Certified Merck & Co IncSenior Principal Scientist, Veterinary Pathology Board CertifiedWest Point, PA$231,900–$365,000 / yearRequired Skills: Analytical Assays, Analytical Assays, Assay Development, Biomedical Sciences, Biotechnology, Clinical Assays, Clinical Data Interpretation, Clinical Judgment, Clinical Safety, Drug Development, Drug Discovery Research, Drug Research, Histopathology, Immunochemistry, Immunology Research, Innovation, In Vitro Research, In Vivo Models, Laboratory Processes, Medical Biology, Molecular Diagnostic Techniques, Pathogenesis, Pharmaceutical Research, Post Mortem Analysis, Safety Pharmacology {+ 3 more}. Our Company's Research Laboratories nonclinical drug safety department at West Point, Pennsylvania site is seeking an experienced anatomic pathologist to join a highly collaborative team of scientists (12 anatomic pathologists, 3 clinical pathologists, and approximately 40 exceptional laboratory scientists), working at a GLP-compliant facility with state-of-the-art anatomic, molecular and clinical pathology laboratories.
Principal Engineer (US) Qurate Retail Group, Inc.Principal Engineer (US)PAQVC Group, Inc. is a Fortune 500 company with six leading retail brands - QVC, HSN, Ballard Designs, Frontgate, Garnet Hill and Grandin Road. If provided, salary ranges are a general guideline only, and actual salaries will vary and are based on factors such as a candidate's qualifications, skills, experience, and geographic location as well as business and market conditions.
Associate Principal Scientist, Statistical Programming, Late-Stage Oncology (Hybrid) Merck & Co IncAssociate Principal Scientist, Statistical Programming, Late-Stage Oncology (Hybrid)North Wales, PA$142,400–$224,100 / yearIn BARDS (Biostatistics and Research Decision Sciences), a distinguished department within our Company's renowned Research and Development division, quantitative scientists, in partnership with other subject matter experts, apply state-of-the art scientific methodologies and tools to enable the discovery, development, regulatory approval, manufacturing, and marketing of medical drugs and vaccines for the benefit of patients and global human health. Required Skills: Base SAS, Clinical Development, Data Management, Data Modeling, FDA Submissions, Influencing Skills, Oncology, Presentation Delivery, Process Improvements, Project Management, Project Planning, Resource Planning, Stakeholder Management, Statistical Programming, Strategic Planning, Strategic Thinking.
Associate Principal Scientist/Engineer, Medical Device and Combination Products, Analytical Merck & Co IncAssociate Principal Scientist/Engineer, Medical Device and Combination Products, AnalyticalWest Point, PA$142,400–$224,100 / yearRequired Skills: Analytical Chemistry, Computed Tomography (CT), Cross-Cultural Awareness, Design Validations, Design Verification, Design Verification Testing, Device Characterization, Interdisciplinary Collaboration, Materials Characterization, Mechanical Testing, Medical Devices Engineering, Microscopies, Professional Networking, Rheometry, Tensile Strength Testing, Tomography, X Ray Imaging. The role will naturally include substantial technical creative challenge for Device Characterization and more formal Design Verification, which includes development & validation of mechanical test methods as well as coordination & technical oversight for internal CPDA staff or external lab testing (where required) to meet project timelines and deliverables.
Principal Scientist, Stat. Programming - A&R Standards, Innovation (Hybrid) Merck & Co IncPrincipal Scientist, Stat. Programming - A&R Standards, Innovation (Hybrid)North Wales, PA$173,200–$272,600 / yearIn BARDS (Biostatistics and Research Decision Sciences), a distinguished department within our company's renowned Research and Development division, quantitative scientists, in partnership with other subject matter experts, apply state-of-the art scientific methodologies and tools to enable the discovery, development, regulatory approval, manufacturing, and marketing of medical drugs and vaccines for the benefit of patients and global human health. Superior knowledge and significant experience in setting strategy and developing analysis and reporting statistical programming deliverables (datasets, statistical analyses, report tables, and graphics) according to quality, compliance and timeliness requirements.
Principal Investigator Denali HealthPrincipal InvestigatorPhiladelphia, PASubject Interaction & Screening: Explain the study details to potential participants, address their questions, and ensure proper informed consent is obtained. At Denali Health, we are committed to accelerating therapeutic innovations by breaking the bottlenecks in research and bridging the gap from bench to market.
Principal Technologist (Req#1227) ePlus TechnologyPrincipal Technologist (Req#1227)King Of Prussia, PA$160,000–$210,000 / yearThe position requires a strong understanding of how technology drives business outcomes and enables the development of strategies aligned to customer objectives The Principal Technologist will be involved in the entire sales cycle, including leading meetings to discuss key business and technology issues, assess clients' needs and identify the ePlus targeted product and service solutions that best meet those needs. 8 or more years of experience in designing or implementing complex networks, systems/storage solutions and ability to articulate deep technical knowledge of infrastructure services, data center design and cloud integration for enterprise customers.
Principal AI/ML Engineer (Large Language Model) (TS/SCI) {S} ARKA Group, L.P.Principal AI/ML Engineer (Large Language Model) (TS/SCI) {S}King Of Prussia, PennsylvaniaExperience leading an interdisciplinary team of researchers and software developers and working with a program manager to define project scope and schedule to ensure we meet project milestones as defined by our customers. Situated less than an hour outside of Philadelphia and hosting the largest mall on the east coast, King of Prussia offers the urban feel sought in the city, while also giving opportunities to experience the beauty and history found only in Pennsylvania.
Principal Software Engineer (TS/SCI) {S} ARKA Group, L.P.Principal Software Engineer (TS/SCI) {S}King Of Prussia, PennsylvaniaBeyond direct design, the architect is expected to drive technical consensus through trade studies, proactively identify and mitigate technical risks, act as the primary technical interface to leadership, government customers, and sub-contractor CA/CE’s, and actively participate in the mentorship and growth of the distributed engineering team, ultimately joining our team to help shape the development and delivery of custom solutions and providing significant opportunities for personal skill development at ARKA. ARKA is seeking an accomplished Software Architect/Principal Software Engineer who is deeply customer mission-focused and passionate about providing strategic technical leadership in the software architecture and design of complex government systems, requiring proven experience leading programs involving 30+ developers in a distributed environment.
Principal Financial Implementation Consultant (Healthcare) Workday IncPrincipal Financial Implementation Consultant (Healthcare)PA$140,300–$210,500 / yearWe know that flexibility can take shape in many ways, so rather than a number of required days in-office each week, we simply spend at least half (50%) of our time each quarter in the office or in the field with our customers, prospects, and partners (depending on role). As an experienced financial functional consultant, you will play a key role in ensuring the successful implementation of Workday's financial solutions for our healthcare customers and guiding them through transforming their financial operations.
Principal Combustion Engineer Reworld Holding CorpPrincipal Combustion EngineerPARemote$91,200–$121,400 / yearThis role provides expert-level technical support to operating facilities, with a focus on identifying true performance drivers, stabilizing combustion, improving throughput and availability, and supporting investigations related to environmental exceedances. All Reworld positions require a candidate's ability to perform the duties and responsibilities of the role while upholding Reworld's Values, including (but not limited to) contributing to a safe and inclusive workplace, delivering results through trust, and building breakthrough capabilities.
NewPrincipal Engineer, Platform Systems ADT Security Services, IncPrincipal Engineer, Platform SystemsBlue Bell, PA$145,600–$218,400 / yearThe Principal Engineer leads system design for strategic and cross-team programs; produces architectural artifacts and decision records; facilitates architecture reviews; and builds proof-of-concepts and reference implementations in the codebase. This role provides design leadership, cross-team technical alignment, and direct implementation support across cloud services, mobile, web, device/firmware, and partner integrations.
Principal AI Engineer Vertex IncPrincipal AI EngineerPA$159,600–$207,500 / yearThis role sets the strategy and builds the reality for how we build and expose tools (including MCP servers), how we structure retrieval and chunking, and when to rely on specialized sub-agents versus directly exposing tools to a model. The Principal Engineer, AI Orchestration & Retrieval defines how the enterprise's central AI system is composed - the orchestration and abstraction layers that connect LLMs to tools, data, and one another, and the retrieval systems that ground them.
Senior Principal AI Engineer Vertex IncSenior Principal AI EngineerPA$229,800–$298,700 / yearFull-lifecycle, hands-on mastery across both specialist domains: (a) training and fine-tuning traditional AI/ML models and LLMs - including parameter-efficient methods (QLoRA/LoRA/PEFT), quantization, distributed training, and rigorous evaluation; and (b) LLM orchestration, agentic systems, tool/MCP design, and retrieval/RAG in production. Operate as a full-spectrum AI engineer fluent across the entire lifecycle - data, model training and fine-tuning, retrieval, orchestration, evaluation, and production operations - able to go as deep as any specialist and to compose the pieces into coherent, production-grade systems.
Principal - Ostro Client Success Veeva Systems IncPrincipal - Ostro Client SuccessPhiladelphia, PARemote$115,000–$175,000 / yearDeep understanding of the digital ecosystem (websites, banners, social) with a track record of driving strategy for major pharma product launches; hands-on experience with pharmaceutical product communications and Veeva Vault PromoMats submissions. You will champion client needs internally, directly influencing the Veeva Ostro product roadmap, while overseeing large-scope execution, enterprise budgets, and tight deadlines with flawless precision to maximize client ROI.
Remote Principal Full Stack Software Engineer Butterfly Network IncRemote Principal Full Stack Software EngineerPARemoteIn addition to its medical imaging products, Butterfly Embedded is the Company's Ultrasound-on-Chip licensing and co-development program designed to enable a new wave of ultrasound-enabled technologies across non-competitive healthcare markets and beyond. In doing so, we manage and maintain our customers' administration of users and organizations, ensuring feature and entitlement management, as well as building scalable, platform-level enterprise features such as global search and audit logging.
Principal Network Operations Engineer / IT Operations Specialist (US) TD BankPrincipal Network Operations Engineer / IT Operations Specialist (US)Mount Laurel, New Jersey$91,000–$136,240 / yearTotal Rewards at TD includes base salary and variable compensation/incentive awards (e.g., eligibility for cash and/or equity incentive awards, generally through participation in an incentive plan) and several other key plans such as health and well-being benefits, savings and retirement programs, paid time off (including Vacation PTO, Flex PTO, and Holiday PTO), banking benefits and discounts, career development, and reward and recognition. You will serve as a senior technical escalation point, providing hands-on expertise in complex troubleshooting, mentoring team members, and collaborating across engineering, architecture, and application teams to prevent recurrence of incidents.
Principal Account Technology Strategist Cloud Software Group IncPrincipal Account Technology StrategistPA$173,280–$259,920 / yearLeading the end-to-end customer journey as a trusted advisor, the Principal ATS will develop a Cloud Software Group (CSG) technology roadmap to achieve customer''s business and IT goals, identify opportunities that increase value creation, provide technical expertise that informs and impact sales execution, develop value propositions essential to increased customer consumption and adoption, and utilizing a superior customer focus to facilitate ongoing partnership and customer retention. Citrix Certified Expert Virtualization (CCE-V), Citrix Certified Professional - Virtualization, Citrix Virtual Apps and Desktops Service on Citrix Cloud Certified (CC-VAD-CC), Citrix Virtual Apps and Desktops Service Integration with Microsoft Azure Certified (CC-VAD-MA) or Virtual Apps and Desktops Service Integration with Amazon Web Services Certified (CC-VAD-AWS).
Education And Science Principal HDR, Inc.Education And Science PrincipalPennington, NJOur 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.
Electrical Principal HDR, Inc.Electrical PrincipalPennington, NJOur 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.