77 principal designer jobs at 31 companies in Ware, MA
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Senior Principal Optical Lens Designer
Acton or Boulder or Centennial or San Diego
$188k-$336k/yr OnsiteFull Time
15+ YOEExpert-level optical design experience for space-based sensors; proficiency with CODE V/OSLO/Zemax; understanding of radiometry, diffraction, polarization, tolerancing, fabrication, testing, and STOP analysis; ability to mentor and communicate.
CODE V, OSLO, Zemax, FRED, TracePro, MATLAB, Structural-Thermal-Optical (STOP)
1w
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Principal Consultant
Canada or California or Acton or Mississauga or Acton
RemoteFull Time
12+ YOERequires 12+ years of experience, including 5–7 years with Oracle Fusion SCM Cloud, plus onsite/onshore experience and stakeholder, requirements, support, and solution design expertise.
Oracle Fusion SCM Cloud, Oracle EBS, Order Management, Inventory, Purchasing, Procurement, Manufacturing, ASCP, Planning, PIM, Cost Management, OTM, GTM, Oracle Redwood UI, Oracle Support
1mo
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HR Principal, AI Organization Transformation
Arden Hills or Marlborough
$107k-$203k/yr HybridFull Time
8+ YOEBachelor's degree and 8+ years in organization design, enterprise transformation, or HR strategy; deep fluency in AI and task-level work design; strong stakeholder influence and implementation experience.
OrgVue, Reejig, Gloat, Microsoft Power Automate, Copilot Studio
1w
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Workday Finance Industry Principal
Hartford or Indianapolis or Raleigh or Richardson or Tempe
OnsiteFull Time
Bachelor's degree or equivalent experience; Workday Finance, ERP implementation, cloud, SDLC, Agile, solution design, integrations, reporting, project governance, and executive communication experience required.
Workday, Workday Finance Management, Workday Cloud Platform, Workday ERP, Accounting Center, Agile
1mo
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HR Principal, AI Organization Transformation
Arden Hills or Marlborough
$107k-$203k/yr HybridFull Time
8+ YOEBachelor's degree, minimum 8 years in organization/operating-model design, HR strategy or consulting, deep fluency in generative and agentic AI, experience taking designs through implementation, strong stakeholder influence.
Reejig, OrgVue, Mercer Work Design, Gloat, Microsoft Power Automate, Copilot Studio
2w
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Transportation Principal Engineer (Engineering)
Newington, Connecticut, United States
$130k-$182k/yr HybridFull Time
9+ YOE1+ MgmtRequires nine years of complex transportation engineering experience, including one year supervising transportation engineering design projects, PE licensure, and a valid driver's license may be required.
FEMA Flood Insurance Studies (FIS), National Flood Insurance Program (NFIP)
3mo
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Principal Engineer Software - Storage (Chronosphere)
Burbank or Denver or Chicago or Austin or Jacksonville or Hartford or Bridgeport or Seattle or Boston or New York City
$147k-$238k/yr RemoteAll Commitments Available
Design and build scalable backend services for high-volume telemetry data; strong backend skills; cloud infra experience; API design; mentorship.
Go, Java, Python, Rust, AWS, GCP, Azure, REST, gRPC, GraphQL
3mo
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Principal Propeller Hydromechanical Design Engineer (Onsite)
Windsor Locks, Connecticut, United States
$108k-$205k/yr OnsiteFull Time
8+ YOESTEM degree with 8+ years experience in hydraulic/mechanical design; CAD; leadership; travel up to 10%.
CAD, Siemens NX, MS Office
1mo
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HR Principal, AI Organization Transformation
Arden Hills or Marlborough
$107k-$203k/yr HybridFull Time
8+ YOEBachelor's degree and 8+ years in organization design, enterprise transformation or consulting; deep fluency in AI and generative/agentic AI; demonstrated experience delivering organization and role redesign to implementation.
OrgVue, Mercer Work Design, Gloat, Reejig, Microsoft Power Automate, Copilot Studio
3w
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Sr. Principal Lead Health & Benefits Consultant
Boston or Hartford or Morristown or New York City or Philadelphia or Norwalk
$150k-$226k/yr HybridFull Time
12+ YOEBA/BS required; 12+ years designing and implementing health & benefits solutions for large employers; consulting and client-facing experience; valid life & health license; strong analytical, communication, and business development skills.
1mo
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Principal Thermal Mechanical Engineer
Littleton, Massachusetts, United States
$154k-$211k/yr OnsiteFull Time
7+ YOEMaster's in Mechanical Engineering with 7+ years designing fluid systems, 3+ years at senior/principal level, expertise in fluid dynamics/heat transfer, SolidWorks experience, strong analytical and communication skills.
SolidWorks CAD, GD&T
1mo
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Principal Thermal Mechanical Engineer
Littleton, Massachusetts, United States
$154k-$211k/yr OnsiteFull Time
7+ YOEMaster's (thesis) in Mechanical Engineering, 7+ years designing fluid systems, 3+ years at senior/principal level, expertise in fluid dynamics/heat transfer, SolidWorks CAD experience, strong analysis and communication skills.
SolidWorks CAD, GD&T
2mo
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Senior Principal Engineer, Design Verification
Westborough, Massachusetts, United States
$205k-$303k/yr OnsiteFull Time
10+ YOEDegree in electrical/computer engineering, 10+ years verification experience (block-to-chip), strong System Verilog/UVM, Python or Perl, EDA tools, testplan/coverage development, technical leadership and debugging skills.
System Verilog, UVM, Python, Perl, EDA verification tools
2mo
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Principal Architect, Data Architecture and Solution Engineering
Richardson or Scottsdale or Hartford
$144k-$288k/yr HybridFull Time
10+ YOEData architecture leadership; 10+ years in data design, cloud, AI/ML; Kafka; Python/Scala.
Python, Scala, Apache Kafka, GCP, Azure, AWS, Metadata tagging, Streaming platforms, AI/ML
3mo
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Principal Mixed Signal Design Engineer
Wilmington, Massachusetts, United States
$157k-$227k/yr OnsiteFull Time
7+ YOELead mixed-signal IC design; 7+ years in system design; RF/high-speed CMOS; FinFET 16/28/5nm; BSEE; MS EE preferred.
FinFET, 28nm CMOS, 16nm CMOS, 5nm CMOS, RF CMOS, data converter, VCO, PLL, DFE, high-speed CMOS
1mo
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Principal Development Scientist
Milford, Massachusetts, United States
$125k-$208k/yr OnsiteFull Time
Degree in physics, chemistry or related field; proven experience with complex analytical/LC‑MS systems; system‑level design, integration, debugging, and customer deployment experience.
LC/MS, LC-MS, informatics
1mo
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Principal Architect – Enterprise Solutions
Hartford, Connecticut, United States
$104k-$160k/yr HybridFull Time
15+ YOE15+ years experience designing enterprise solutions with Core Java, Spring Boot, and Oracle; strong object-oriented design, microservice architecture, performance tuning, secure coding, and stakeholder collaboration skills.
Core Java, Spring Boot, Oracle
1mo
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Principal Application Scientist
Hopkinton, Massachusetts, United States
$120k-$155k/yr OnsiteFull Time
5+ YOEBachelor's in STEM, 5+ years with automated lab workstations, 2+ years liquid handling, programming (Lua, VBScript, VBA, C++), experience with LC/MS and NGS workflows, ability to design/validate protocols and travel ~10-20%.
Lua, VBScript, VBA, C++, Microsoft Office, Liquid Chromatography, Mass Spectrometry, NGS
2mo
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Principal Engineer - Product
Simsbury, Connecticut, United States
OnsiteFull Time
5+ YOEBS in Electrical Engineering, 5+ years RF/microwave experience to 2 GHz, DC/RF simulation and RF PCB design experience, proficiency with test equipment and Excel, strong problem solving; ability to obtain Secret clearance and US citizenship/permanent residency required.
DC and RF circuit simulators, network analyzers, spectrum analyzers, signal analyzers, oscilloscopes, Microsoft Windows, Microsoft Office, Microsoft Excel, ADS, HFSS, Altium, ANSYS
3mo
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Electrical Systems Principal Engineer
Hopkinton or Austin
$162k-$209k/yr OnsiteFull Time
8+ YOEProficiency in hardware design and debugging of PCBs; experience with PCIe, DDR, Ethernet; server architecture knowledge; leadership of cross-functional teams.
PCB design tools, Electrical design, PCIe, DDR, Ethernet
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