Principal Machine Learning Engineer Expert In Recruitment SolutionsPrincipal Machine Learning EngineerPhiladelphia, PAThis role will primarily focus on building, validating, deploying, and improving machine learning models , while also bringing principal-level judgment to problem definition, model design, stakeholder engagement, and production readiness. Hands-On Model Development Build, test, validate, and improve machine learning models for scoring, prediction, prioritization, risk detection, engagement, intervention targeting, and decision support.
Principal Front End Developer Expert In Recruitment SolutionsPrincipal Front End DeveloperPhiladelphia, PAMulti-brand/multi-tenant platforms; GraphQL/REST APIs. OAuth2/OIDC (FusionAuth, Auth0, Okta, Azure AD).
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.
Principal Project Manager Pipe RecruitPrincipal Project ManagerFort Washington, PennsylvaniaThis role is responsible for ensuring the successful direction, coordination, implementation, execution, control, and completion of large-scale projects and programs. Collaborate with stakeholders to define resource needs and assemble cross-functional teams, including external vendors when necessary.
Principal Cloud Platform Engineer Temple University Health SystemPrincipal Cloud Platform EngineerPhiladelphia, PAThe principal engineer operates at the highest level of technical complexity, solving the most challenging problems and making architecture decisions with organization-wide impact. The Principal Cloud Platform Engineer serves as the organization's foremost technical authority on cloud platforms, providing strategic direction and thought leadership.
Principal Engineer The High CompaniesPrincipal EngineerPhiladelphia, 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.
Tech 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.
Sr. Lead (Principal) QA Analyst PJM Interconnection LLCSr. Lead (Principal) QA AnalystPACoordinate testing efforts across different lines of business involved in implementing various aspects of FERC orders as new orders are issued. Essential Functions: Develop and implement testing practices and strategies across the enterprise, with a focus on FERC order compliance-related implementations.
Principal Engineer, DevOps & Infrastructure ZeroEyes IncPrincipal Engineer, DevOps & InfrastructureConshohocken, PADrive FedRAMP/NIST alignment: Map controls (NIST 800-53), lead technical portions of the SSP, implement CIS/STIG hardening, FIPS-validated crypto usage, logging/monitoring requirements, and support ATO and continuous monitoring (ConMon) with auditors/3PAO. ZeroEyes was founded by former Navy SEALs, self-starters and elite technologists with a mission to reduce the threat and impact of mass shootings and gun-related violence using our best-in-class artificial intelligence (AI) platform that detects visible firearms before theres a threat.
Associate Principal Scientist, Regulated Bioanalytics (Pharmacokinetics) Merck & Co IncAssociate Principal Scientist, Regulated Bioanalytics (Pharmacokinetics)West Point, PA$142,400–$224,100 / yearDemonstrate advanced expertise in regulated bioanalytical methods for quantifying therapeutic and biotherapeutic drug candidates and anti‑drug antibodies, using ligand‑binding assay-based platforms (e.g., Meso Scale Discovery, Gyrolab, Ella), LC‑MS methodologies, and emerging bioanalytical technologies. Required Skills: Analytical Chemistry, Assay Development, Bioanalysis, Bioanalytical Techniques, Clinical Data Interpretation, Immunogenicity, IND Submission, Leadership, Liquid Chromatography-Mass Spectrometry (LC-MS), Pharmacokinetics, Project Management, Regulatory Compliance, Regulatory Documents.
Principal Scientist (Director), Translational Medicine - Infectious Diseases Merck & Co IncPrincipal Scientist (Director), Translational Medicine - Infectious DiseasesWest Point, PA$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.
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 Scientist, Pharmacokinetics Merck & Co IncPrincipal Scientist, PharmacokineticsWest Point, PA$173,200–$272,600 / yearRequired Skills: ADME, Bioanalytical Method Development, Biopharmaceuticals, Biopharmaceutics, Business Interactions, Clinical Development, Clinical Judgment, Cross-Functional Teamwork, Detail-Oriented, Drug Development, Drug Interactions, Drug Metabolism, Immunoassays, Innovation, Life Science, Mentoring Staff, Pharmacodynamics, Pharmacokinetics, Pharmacology, PKPD Modeling. Demonstrated ability to support early to late stage clinical development programs as a DMPK representative including evaluating and mitigating risks, integrating emerging data into ongoing programs, and clearly communicating with a varied development team.
Senior Principal Scientist, Clinical Research, Breast Cancer Merck & Co IncSenior Principal Scientist, Clinical Research, Breast CancerNorth Wales, PA$282,200–$444,200 / yearMonitoring and managing the conduct of ongoing or new clinical trials for investigational or marketed Oncology drugs; Analyzing and summarizing the clinical findings from studies to support decisions regarding safety and efficacy as well as new drug applications, clinical study reports, or publication; and. Assist the Senior/Executive Director in ensuring that appropriate corporate personnel are informed of the progress of studies of our Company's and competitors' drugs and internal and external expert opinion on scientific questions relevant to his/her areas of responsibility.
Principal Biostatistician CSL Behring LLCPrincipal BiostatisticianKing of Prussia, PAWe use three strategic scientific platforms of plasma fractionation, recombinant protein technology, and cell and gene therapy to support continued innovation and continually refine ways in which products can address unmet medical needs and help patients lead full lives. Focused on serving patients' needs by using the latest technologies, we discover, develop and deliver innovative therapies for people living with conditions in the immunology, hematology, cardiovascular and metabolic, respiratory, and transplant therapeutic areas.
Principal Specialist Sales Engineer, Zero Trust Branch - Healthcare Zscaler IncPrincipal Specialist Sales Engineer, Zero Trust Branch - HealthcarePARemote$175,875–$251,250 / yearThe Speciality Sales team is a global group of professionals who are passionate about delighting our customers, nurturing trusted partnerships, and sharing their expertise to drive a secure, cloud-enabled digital future and further cement our position as the world leader in cloud security. Sales, Customer Success, Sales Enablement, Solution Architects, Business Development, Transformation, and Technology Partnerships all work together to demonstrate the power and agility of Zscaler cloud transformation to the world, and we are looking for your expertise to elevate our Exposure Management team.
Principal Software Engineer NFI Industries IncPrincipal Software EngineerTrenton, NJ$106,486–$141,981 / yearHowever, 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. Experience with Supply Chain modeling platforms like Supply Chain Guru, Llama.ai, NextMV, Gains, Sophus, Starboard, Optilogic, or TMOD.
Principal AI Security Specialist - East Zscaler IncPrincipal AI Security Specialist - EastPARemote$175,875–$251,250 / year10+ Years of Solutions Engineering Mastery: A proven track record in a customer-facing technical role (Sales Engineering, Solutions Architecture, or Technical Advisory) navigating complex, enterprise-level sales cycles. 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 Specialist Sales Engineer, Data Security - Majors, East Zscaler IncPrincipal Specialist Sales Engineer, Data Security - Majors, EastTrenton, NJ$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.
Sr. Principal Scientist (Sr. Director) - Regulatory Liaison Merck & Co IncSr. Principal Scientist (Sr. Director) - Regulatory LiaisonNorth Wales, PA$190,800–$300,300 / yearRequired Skills: Biological Sciences, Clinical Reporting, Drug Development, Global Health, In Vitro Diagnostics (IVD), Multiple Therapeutic Areas, Pharmaceutical Regulatory Affairs, Process Improvements, Product Approvals, Regulatory Affairs Compliance, Regulatory Affairs Management, Regulatory Communications, Regulatory Compliance, Regulatory Issues, Regulatory Strategies, Regulatory Strategy Development, Written Communication. As the Global Regulatory Lead (GRL), the Senior Principal Scientist functions as the regulatory single, accountable, global point of contact on the project team and interacts with the global regulatory agencies and/or subsidiaries with regard to global regulatory strategy/registration requirements for one or more company investigational and marketed drugs/biologics in early- and/or late-stage development.