Cost Segregation Senior Manager/Principal WithumCost Segregation Senior Manager/PrincipalBurlington, MA$150,000–$350,000 / yearAs a strategic leader within the Forensic & Valuation Services Group, this individual will be responsible for driving market growth, developing scalable processes, leading business development initiatives, mentoring team members, and collaborating with firm leadership to expand service offerings and client relationships nationwide. Our Cost Segregation professionals help clients maximize tax savings opportunities through engineering-based analyses of commercial, residential, manufacturing, hospitality, healthcare, and other real estate assets.
Athletics - Middle School Assistant Coach (Fall Sports) (SY26-27) Chelsea Public SchoolsAthletics - Middle School Assistant Coach (Fall Sports) (SY26-27)Chelsea, MAAssists the Athletic Director in planning and scheduling a regular program of practice in-season and adhering to the schedule set by the Athletic Director. Title VII & Title VIII of the Public Health Services Act, Title IX of the Education Amendments of 1972, as well as other relevant federal and state laws).
Specialized Instructional Assistant (TBL) - 2026-2027 Sharon Public SchoolsSpecialized Instructional Assistant (TBL) - 2026-2027Sharon, MAProvide support services in all environments of the school setting under the guidance of the lead special education teacher, related service providers, academic and behavioral interventionists, and the building principal. Assist with specific student supports, either as individual or small groups in the implementation of educational and/or IEP goals and benchmarks.
Principal Systems Engineer, Digital Lab Systems ModernaTXPrincipal Systems Engineer, Digital Lab SystemsNorwood, MassachusettsWe are proud to have been recognized as a Science Magazine Top Biopharma Employer, a Fast Company Best Workplace for Innovators, and a Great Place to Work in the U.S. If you want to make a difference and join a team that is changing the future of medicine, we invite you to visit modernatx.com/careers to learn more about our current opportunities. Since our founding in 2010, we have aspired to build the leading mRNA technology platform, the infrastructure to reimagine how medicines are created and delivered, and a world-class team.
Principal Specialist Sales Engineer, Data Security - Majors, East Zscaler IncPrincipal Specialist Sales Engineer, Data Security - Majors, EastBoston, MA$175,875–$251,250 / yearZscaler is committed to providing reasonable support (called accommodations or adjustments) in our recruiting processes for candidates who are differently abled, have long term conditions, mental health conditions or sincerely held religious beliefs, or who are neurodivergent or require pregnancy-related support. The range displayed on each job posting reflects the minimum and maximum target for new hire salaries for the position across all US locations and could be higher or lower based on a multitude of factors, including job-related skills, experience, and relevant education or training.
Principal Scientist, mRNA-tLNP Analytical Development Kernal BiologicsPrincipal Scientist, mRNA-tLNP Analytical DevelopmentBoston, MassachusettsDevelop and qualify methods to characterize antibody–lipid bioconjugates and targeted LNPs, including conjugation efficiency, antibody-to-particle ratio and surface ligand density, free/unconjugated antibody, conjugate identity and integrity, and antigen-binding activity. Demonstrated expertise in developing analytical methods to test and characterize mRNA and LNP products, spanning both biophysical and biochemical techniques (particle size measurement, HPLC, LC-MS, CE, ELISA, qPCR, protein analysis, and in vitro potency assays).
Principal Scientist (Director), Clinical Research, Immunology Merck & Co IncPrincipal Scientist (Director), Clinical Research, ImmunologyBoston, MA$255,800–$402,700 / yearWork closely with a cross-functional group of experts in commercialization, regulatory affairs, statistics, and manufacturing to manage clinical development projects; and assist the Senior Director, Associate Vice-President/Vice-President and Product Development Team Lead in ensuring that appropriate corporate personnel is informed of the progress of studies of our company and competitors' drugs and internal and external expert opinion on scientific questions relevant to his/her areas of responsibility. With a focus on late-stage development, the Clinical Director will manage the entire cycle of clinical development, including determination of appropriate disease indications to pursue and subsequent study design, initiation, execution, monitoring, analysis, regulatory filing, and publication.
Senior/Principal Mechanical Design Engineer Kaleidoscope Animations (Inactive)Senior/Principal Mechanical Design EngineerBoston, MAThe ideal candidate has deep experience designing highly complex electromechanical products and a strong understanding of high-volume manufacturing processes, including injection molding, thick-wall molding, die casting, and other metal molding/forming processes. We are seeking a highly experienced Sr/Principal Mechanical Design Engineer to lead the mechanical design and scale-up of complex robotic modules from initial development through high-volume production.
Principal Scientist, Translational Clinical Biomarkers - Hematology/Oncology Merck & Co IncPrincipal Scientist, Translational Clinical Biomarkers - Hematology/OncologyBoston, MA$190,800–$300,300 / yearRequired Skills: Biomarkers, Clinical Development, Clinical Research, Ethical Compliance, Immuno-Oncology, Mechanism of Action, Oncology, Patient Care, Pharmacodynamics, Protocol Development, Research Designs, Scientific Presentations, Scientific Writing, Strategic Thinking, Translational Medicine. For solid tumors, develop strategies addressing target expression, tumor biology, molecular subtype, immune contexture, circulating biomarkers, mechanisms of response and resistance, and potential predictive biomarkers.
Principal Engineer (Electrical) Fresenius Kabi AGPrincipal Engineer (Electrical)North Andover, MA$115,000–$135,000 / yearThis position is a technical role within the hardware development team contributing to new and existing electrical systems in Ivenix products to achieve performance goals and business objectives. Final pay determinations will depend on various factors, including, but not limited to experience level, education, knowledge, skills, and abilities.
NewSr. Principal Technical Program Manager, INT Digital ModernaTXSr. Principal Technical Program Manager, INT DigitalCambridge, MassachusettsOwn portfolio-level financial and resource planning, including labor forecasts, actuals, resource assumptions, spend, and investment tradeoffs, making owner-minded decisions that keep technology investment aligned with priorities, expected outcomes, and the cost-efficient delivery of INT. Lead the planning and delivery of the INT Digital portfolio, translating business and technology strategy into a clear roadmap, executable plans, milestones, dependencies, and measurable outcomes across mINT products and offshore delivery teams.
NewPrincipal Research Associate, Clinical Biomarker Laboratory ModernaTXPrincipal Research Associate, Clinical Biomarker LaboratoryNorwood, MassachusettsParticipate in review of protocols, methods, reports, batch records and related GLP/GcLP source documents to actively manage data and documents by using various software like Excel, LabVantage LIMS (Laboratory Information Management System) database for clinical phase studies. The Principal Research Associate will work closely with the clinical Biomarker Laboratory Lead, biostatisticians, Quality/ Compliance partners, and other cross-functional stakeholders to deliver high-quality, traceable, and regulatory-compliant bioanalytical data supporting Vaccine clinical development programs.
Principal Scientist (Director), Translational Medicine - Cardiovascular Merck & Co IncPrincipal Scientist (Director), Translational Medicine - CardiovascularBoston, MA$260,300–$409,700 / yearInterface broadly with key functions including Discovery Sciences, Preclinical Pharmacology, Pharmaceutical Sciences, Toxicology, Translational Biomarkers, Translational Medicine Operations, Translational Medicine-EU, Drug Metabolism/Modeling & Simulation, Regulatory Affairs, and late-stage Clinical Research throughout research sites around the world. Contributing to the identification of novel targets by partnering with discovery research teams to bring a clinical perspective into the earliest stages of target identification and validation, and executing clinical studies to evaluate the relevance of potential targets to human disease in order to justify investment in clinical development programs.
Principal Product Manager - Billing Duck Creek Technologies LLCPrincipal Product Manager - BillingBoston, MAFor reference, the expected salary range for this position is generally positioned as follows based on candidate location: 171,900 - 245,500: Candidates living in the Boston, New York City-Newark, Los Angeles, San Francisco/Bay Area, Seattle, or Washington, DC metropolitan areas. Experience delivering configurable, transaction-centric platforms, including rules-driven and AI-enabled or model-informed workflows, and translating customer needs, regulatory constraints, financial controls, and analytical outputs into governed product decisions.
Principal Scientist, Translational Clinical Biomarkers Merck & Co IncPrincipal Scientist, Translational Clinical BiomarkersBoston, MA$190,800–$300,300 / yearFor cardiovascular and metabolic programs, develop biomarker strategies addressing areas such as target engagement, pathway modulation, disease biology, pharmacodynamic response, patient heterogeneity, and relationships between biological effects and clinical outcomes. The successful candidate will develop decision-centric biomarker strategies that integrate therapeutic mechanism, disease biology, pharmacodynamics, patient heterogeneity, dose and regimen selection, clinical endpoints, and opportunities for precision medicine.
NewPrincipal Engineer (AI, Office of the CEO) JobberPrincipal Engineer (AI, Office of the CEO)Boston, MassachusettsEmbed with teams across the company, working day-to-day with function leaders and their teams and weekly with executive leadership, shipping AI into real workflows and leaving behind systems and owners that outlast the visit. Reporting to the VP of Customer Experience Innovation , the Principal Software Engineer will be the founding technical seat: you'll architect and build new AI systems from zero to production, and own the hard problems that come with putting AI at the center of how a company runs — trust, permissions, security, and quality at scale.
Transportation Coordinator Nashua School DistrictTransportation CoordinatorNashua, NHWorks closely with special education staff and parents to provide a flexible transportation system for students requiring special transportation arrangements; works with school administrators to meet special student transportation needs under the ESL program, McKinney-Vento Homeless Assistance Act, Section 504, or as otherwise required.2. Supports principals, assistant principals and bus drivers in addressing student disciplinary concerns; investigates, documents, and takes appropriate action in response to complaints regarding bus drivers or monitor behavior.4.
Wellesley METCO Program Campus and Bus Monitor Wellesley Public SchoolsWellesley METCO Program Campus and Bus MonitorWellesley, MAObjective: Working closely with the Program Director, Principal and other METCO staff, the Campus Monitor ensures student safety on bus rides to and from school and supports the students throughout the school day. Anticipate and take action when challenges arise in the school, asking for help as appropriate; Under the supervision of the METCO Director and the School Principal, support students individually or in small groups as needed before, during and after school.
Principal Scientist (Director), Translational Medicine - Infectious Diseases Merck & Co IncPrincipal Scientist (Director), Translational Medicine - Infectious DiseasesBoston, MA$260,300–$409,700 / yearPrimary responsibilities for the Principal Scientist include the following: Working with basic science teams on specific diseases and therapeutic areas, providing clinical expertise for identification and validation of novel targets, including the design of preclinical and clinical experiments to validate targets and/or pathways, and leveraging this work for development of novel therapeutics. Translational Medicine is specifically responsible for: Contributing to the identification of novel targets by partnering with Discovery Sciences to bring a clinical perspective into the earliest stages of target identification and validation, and to execute clinical studies to evaluate the relevance of potential targets to human disease in order to justify full development.
NewPrincipal Scientist, Pharmacokinetics, Biologics Merck & Co IncPrincipal Scientist, Pharmacokinetics, BiologicsBoston, MA$176,200–$277,300 / yearIn this exciting position, your primary roles will include: Lead bioanalytical strategies for a portfolio of drug discovery programs with a primary focus on biologics (monoclonal antibodies, bispecifics, and engineered proteins), providing high quality and timely data to project teams across our Research & Development Division's drug discovery portfolio. Required Skills: ADME, Bioanalysis, Bioanalytical Method Development, Biologics, Cross-Functional Teamwork, Drug Development, Drug Discovery Research, Drug Metabolism, Ligand Binding, Pharmaceutical Sciences, Pharmaceutics, Pharmacodynamics, Pharmacokinetics, Pharmacology, PKPD Modeling, Therapeutic Proteins.