Principal Software Engineer CVS Health CorpPrincipal Software EngineerMO$144,200–$288,400 / yearOperating as both a senior individual contributor and technical leader, you will partner closely with product, architecture, and engineering leadership to make pragmatic, high‑impact design decisions that balance speed, quality, and long‑term maintainability. Partner with teams and serve as subject matter expert to provide benchmarked solutions to multiple, complex technical projects/initiatives within own area of expertise and organize cross-departmental application architectural solutions.
Principal Project Engineer LancesoftPrincipal Project EngineerSt. Louis, MO$110.34YOUR ROLE: Provide senior-level project engineering and technical expertise to ensure successful project delivery of life science projects. Experience with life science capital projects design and build of clean rooms and classified (grade C/D) spaces and qualification and validation processes.
Principal Project Engineer Life Sciences Pyramid Consulting, IncPrincipal Project Engineer Life SciencesSt. Louis, MO$90–$120 / hourKey Responsibilities: The client is looking for a senior-level Principal Project Engineer with strong Life Sciences/Pharmaceutical facility project execution experience , rather than a purely design-focused engineer. Provide senior-level project engineering and technical expertise to ensure successful project delivery of life science projects.
Principal project engineer Manpower EngineeringPrincipal project engineerSt. Louis, MOTemporaryp> ManpowerGroup® (NYSE: MAN), the leading global workforce solutions company, helps organizations transform in a fast-changing world of work by sourcing, assessing, developing, and managing the talent that enables them to win. We are recognized consistently for our diversity - as a best place to work for Women, Inclusion, Equality and Disability and in 2022 ManpowerGroup was named one of the World's Most Ethical Companies for the 13th year - all confirming our position as the brand of choice for in-demand talent.
Principal Database Architect Data Platforms ApolisPrincipal Database Architect Data PlatformsSt. Louis, MO$55–$60 / hourWe are seeking a highly experienced Principal Database Architect / Senior Oracle Database Engineer to design, engineer, and operate enterprise database platforms while driving modernization, automation, cloud adoption, and database transformation initiatives . The ideal candidate will serve as a technical leader and subject matter expert across Oracle database platforms, contributing to enterprise database strategy while ensuring scalability, reliability, security, performance, and cost optimization.
Principal Instructor - ArcGIS Enterprise EsriPrincipal Instructor - ArcGIS EnterpriseSaint Louis, MissouriDevelop and deliver training programs through various formats and methods including in-person, virtual and hybrid offerings, to enhance users' proficiency in ArcGIS software both domestically and internationally. The work you do will enable customers to grow their ArcGIS user skills, productivity, and confidence in addition to ensuring sustainable GIS workflows and operations.
Senior Principal, Data Engineering MasterCardSenior Principal, Data EngineeringO'fallon, MO$244,000–$390,000 / yearAll activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: Abide by Mastercard's security policies and practices; Ensure the confidentiality and integrity of the information being accessed; Report any suspected information security violation or breach, and. The ideal candidate is a builder at heart, someone who enjoys writing code, solving complex engineering challenges, driving platform modernization initiatives, and partnering with globally distributed engineering teams to deliver measurable business impact.
Principal Strategic Communications Consultant HDR, Inc.Principal Strategic Communications ConsultantSaint Louis, MOOur 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. This individual will be responsible for embedding strategic communication leadership early in the project lifecycle to manage risk, align messaging, and support critical permitting, siting, and program execution activities.
Principal AI Platform Engineer - AI Center Of Excellence MasterCardPrincipal AI Platform Engineer - AI Center Of ExcellenceO'fallon, MO$195,000–$323,000 / yearAll activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: Abide by Mastercard's security policies and practices; Ensure the confidentiality and integrity of the information being accessed; Report any suspected information security violation or breach, and. Lead RFI and RFP processes for AI infrastructure components, including CPU, GPU, storage, and networking, defining technical and commercial evaluation criteria, reviewing vendor responses, and driving fact based selection decisions in partnership with sourcing and finance teams.
Principal Software Development Engineer MasterCardPrincipal Software Development EngineerO'fallon, MO$195,000–$323,000 / yearAll activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: Abide by Mastercard's security policies and practices; Ensure the confidentiality and integrity of the information being accessed; Report any suspected information security violation or breach, and. Proven ability to sell solutions, persuade cross-functional group, garner support for solutions and bring group to a consensus and strong ability in collection and formulation of data, development of Metrics and dashboard reporting.
Principal Workday Technical Architect MasterCardPrincipal Workday Technical ArchitectO'fallon, MO$175,000–$297,000 / yearAll activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: Abide by Mastercard's security policies and practices; Ensure the confidentiality and integrity of the information being accessed; Report any suspected information security violation or breach, and. The successful candidate will combine deep Workday and broader HR technical expertise with enterprise architecture experience, bringing thought leadership, strategic vision, and hands-on architectural guidance across HCM, Recruiting, Talent, Compensation, Benefits, Payroll, Learning, and adjacent domains.
Principal, Technology Risk Analyst MasterCardPrincipal, Technology Risk AnalystO'fallon, MO$142,000–$234,000 / yearSkilled in conducting risk assessments, identifying control requirements, evaluating and challenging control design, developing and executing control testing approaches, and assessing design and operating effectiveness to drive remediation of control gaps and strengthen risk management outcomes. All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: Abide by Mastercard's security policies and practices; Ensure the confidentiality and integrity of the information being accessed; Report any suspected information security violation or breach, and.
Principal Software Architect Mastercard IncPrincipal Software ArchitectO'Fallon, MO$195,000–$323,000 / yearAll activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: Abide by Mastercard's security policies and practices; Ensure the confidentiality and integrity of the information being accessed; Report any suspected information security violation or breach, and. It is for an architect who builds trust through technical depth and judgment, values collaboration and shared ownership, is comfortable working through ambiguity and disagreement, and knows when to go deep technically and when to step back and align people.
Principal Electrical Engineer II Reworld Holding CorpPrincipal Electrical Engineer IIMO$118,700–$169,800 / yearMust have proficiency in developing and understanding One Line/Three Line Diagrams, DC Control Schematics, Wiring diagrams, GA drawings related to interconnections, substations, power plants and electrical aspects of process plants including but not limited to motors, MCCs, PDCs and other electrical equipment. Commissioning/Startup: Provide SME design support to Project Managers on assigned construction projects Provide engineering support for commissioning and installations for assigned design projects.
Principal, Technical Program Manager Mastercard IncPrincipal, Technical Program ManagerO'Fallon, MO$152,000–$258,000 / yearThe Artificial Intelligence & Decision Product Enablement (AI & DPE) enables intelligent decision-based products through real time and near real time streaming analytics with the ability to govern these decisions and manage their outcomes with business agility at global scale to support Cyber Intelligence and prevent Fraud. All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: Abide by Mastercard's security policies and practices; Ensure the confidentiality and integrity of the information being accessed; Report any suspected information security violation or breach, and.
Principal Software Engineer I Charter Communications IncPrincipal Software Engineer IMaryland Heights, MOShape the future of digital experiences for millions as a Principal Software Engineer I at Spectrum, where you will drive the modernization of essential enterprise applications supporting customer care and back-office operations. Experience using AI-assisted development tools such as Kiro, Claude, GitHub Copilot, Amazon Q Developer, or similar technologies to improve engineering productivity and software quality.
Principal UXUI Product Designer Cloud Software Group IncPrincipal UXUI Product DesignerMO$203,654–$305,480 / yearNY generally ranges: $203,654-$305,480 CA generally ranges: $212,509-$318,763 All other locations fall under our General State range: $177,090-$265,636 Benefits may vary depending on the nature of your employment with Cloud Software Group and the country where you work. Collaborating closely with talented designers, product managers, and engineers across the globe, you''ll lead major initiatives to create intuitive and innovative solutions that empower our users.
Principal Technical Business Analyst London Stock Exchange Group PlcPrincipal Technical Business AnalystSt. Louis, MOWith extensive experience, deep knowledge and worldwide presence across financial markets, we enable businesses and economies around the world to fund innovation, handle risk and create jobs. Through a comprehensive suite of trusted financial market infrastructure services - and our open-access model - we provide the flexibility, stability and trust that enable our customers to pursue their ambitions with confidence and clarity.
PRINCIPAL PROJECT ENGINEER LancesoftPRINCIPAL PROJECT ENGINEERSt. Louis, MO$85Experience with life science capital projects design and build of clean rooms and classified (grade C/D) spaces and qualification and validation processes. Provide senior-level project engineering and technical expertise to ensure successful project delivery of life science projects.
Principal Product Manager Radiology Pacs - Remote UnitedHealth Group Inc.Principal Product Manager Radiology Pacs - RemoteSaint Louis, MORemote$112,700–$193,200 / yearThis role will drive the transformation of radiology imaging workflows by delivering scalable, secure, and AI-enabled solutions that improve radiologist productivity, enhance clinical outcomes, and support enterprise-wide imaging strategies. Serve as the subject matter expert for radiology imaging workflows across outpatient imaging centers, community hospitals, and large integrated delivery networks.