710 principal engineer jobs at 221 companies in Holden, MA
1d
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Principal Engineer
London or Dagenham or Boston or East Providence or Denver or Cape Town
HybridFull Time
5+ YOEDeep technical leadership across complex ecommerce architecture, service and event contracts, data flows, reliability, migrations, peak-scale systems, cross-functional alignment, and AI-assisted development.
AI-assisted development, IMFG, Tulip, Backstage
1mo
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Principal Environmental Engineer
San Diego or Concord or Knoxville or Denver or Norfolk or Canton
$175k-$225k/yr RemoteFull Time
15+ YOEMaster's in Environmental Engineering, PE license, 15+ years environmental engineering experience (DoD/CERCLA), leadership experience on federal remediation projects, ability to travel, strong verbal and written communication.
3mo
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RF Engineer Principal
Hudson or Phoenix
OnsiteFull Time
7+ YOEBS in Electrical Engineering; 7 years in high reliability aerospace/defense; technical leadership; RF/microwave testing; RF simulations; travel ~10%; active security clearance.
Microwave Office, AWR, ADS, HFSS, MATLAB
3w
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Principal Automation Engineer
Lexington, Massachusetts, United States
$159k-$243k/yr HybridFull Time
12+ YOEBachelor's in Electronics Engineering plus 12 years' related experience. Deep experience with PLC/DCS/MES, large-scale control systems (100K+ I/O), lifecycle planning, upgrades, virtualization, integration, HMI development, and ICS cybersecurity.
PLC, DCS, Manufacturing Execution systems, HMI, ICS
1mo
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Senior Principal Systems Engineer
Merrimack or Hudson
$127k-$215k/yr OnsiteFull Time
8+ YOEActive US government Secret clearance, ability to obtain Top Secret, BS in engineering (or equivalent experience) with 8+ years experience, RF and hardware integration experience, system engineering lifecycle and test experience, Magic Draw familiarity preferred.
Magic Draw
4w
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Senior Principal Systems Engineer
Dedham, Massachusetts, United States
$192k-$203k/yr OnsiteFull Time
10+ YOEBachelor's in systems engineering or related STEM plus 10+ years (or Master's plus 8+) experience, DoD Secret clearance, US citizenship, systems analysis, MBSE, DOORs, Linux experience preferred.
DOORs, Linux, Model-based Systems Engineering (MBSE)
3w
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Principal Engineer
Waltham, Massachusetts, United States
$173k-$193k/yr HybridFull Time
PhD (>8 yrs) or MS (>15 yrs) in Science/Engineering; expert in small-molecule process development, scale-up, tech transfer, DOE, data analysis, CDMO management; strong leadership and communication.
Process Analytical Technology (PAT)
3mo
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Principal Thermal Mechanical Engineer
Littleton, Massachusetts, United States
$154k-$211k/yr OnsiteFull Time
10+ YOEBachelor's degree in engineering; 10+ years experience; strong systems engineering and project leadership.
3d
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Principal Engineer Fixed Income, Currencies & Commodities (FICC)
Charlotte or Iselin or Boston
$159k-$305k/yr OnsiteFull Time
7+ YOERequires 7+ years of engineering experience, 4+ years of software engineering, principal or lead architect experience, FICC trade lifecycle expertise, Java and Python mastery, and distributed systems experience.
Java, Python, FastAPI, gRPC, Istio, Linkerd, GitHub Copilot, Micro Front-End, Azure, GCP, AWS
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Principal Engineer, CMC Development Pilot Operations
Norwood, Massachusetts, United States
$143k-$257k/yr OnsiteFull Time
5+ YOEDegree in a relevant scientific or engineering discipline and 5–12 years of biopharmaceutical development experience depending on degree; requires pilot operations, LNP/formulation, technology transfer, team leadership, and mentorship experience.
LNP
2mo
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Principal Engineer, Power Systems Engineering
Wilmington or San Jose or Durham
$157k-$227k/yr OnsiteFull Time
10+ YOE10+ years in power electronics/power systems; BSEE required, MSEE preferred; strong circuit fundamentals; travel up to ~10%; excellent communication.
Python, LabView, Oscilloscopes, Electronic Loads, Spectrum Analyzers
3mo
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Senior Principal Mechanical Engineer
Hudson, New Hampshire, United States
OnsiteFull Time
15+ YOE5+ MgmtExtensive mechanical design leadership; 15+ years experience; SolidWorks; 3D modeling; project management; engineering standards.
SolidWorks
1mo
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Principal Engineer, Hardware & Silicon Validation
Westborough or Santa Clara
$169k-$251k/yr OnsiteFull Time
5+ YOEExperience validating high-speed interfaces and SoC bring-up; proficiency in C/C++, embedded firmware, lab debug tools; bachelor’s degree in CS/EE (10+ years) or advanced degree (5+ years).
PCIe Gen5/Gen6, 100G/200G Ethernet, C/C++, Python, shell, oscilloscopes, protocol analyzers, traffic generators, SDK
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Principal Engineer, Transmission System Planning (Hybrid Schedule)
Westwood or Hartford or Berlin
$151k-$168k/yr HybridFull Time
10+ YOEMaster's in engineering required, 10+ years transmission planning and simulation experience, advanced power system modeling skills, PE preferred, proficiency with PSSE/PSCAD and programming (Python/VBA).
PSSE, PSCAD, Microsoft Office 365, Word, Microsoft Excel, Visio, SharePoint, OneDrive, Python, VBA, ASPEN Oneliner, EMTP (ATP), TARA, PI Processbook, Electronic Medical Records (EMR)
2mo
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Sr. Principal Electrical Engineer
Andover, Massachusetts, United States
$135k-$225k/yr OnsiteFull Time
12+ YOEBS or higher in Engineering with 12+ years, deep low-noise electronics, sensors, embedded processors, and multi-disciplinary product experience.
Embedded Systems, Circuit Design, Vacuum Sensing, BOM and ECO Processes, Test Equipment
3mo
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Senior Principal Systems Engineer
Bedford, Massachusetts, United States
$195k-$270k/yr OnsiteFull Time
15+ YOE15+ years cross-functional SoS engineering; DoD acquisition, interoperability, and architecture; TS/SCI clearance; located near Hanscom AFB; strong communication and leadership.
3mo
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Senior Principal Systems Engineer
Bedford, Massachusetts, United States
OnsiteFull Time
15+ YOE15+ years’ cross-functional SoS/system engineering; TS/SCI clearance; DoD acquisition experience; located near Hanscom AFB, MA; travel up to 25%.
2mo
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Senior Principal Systems Engineer
Framingham, Massachusetts, United States
$185k-$255k/yr OnsiteFull Time
12+ YOE12+ years in complex product development; 7+ years in systems engineering/architecture; deep DSP, acoustics, electronics, sensors, AI/ML, embedded systems; strong communication and leadership.
DSP, Embedded Systems, AI/ML, Cloud Engineering, Data Analysis, Mobile Applications
2d
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AI Platform Principal Engineer
Milford, Massachusetts, United States
$152k-$253k/yr OnsiteFull Time
8+ YOERequires 8+ years in software, platform, cloud, or machine learning engineering; technical leadership of enterprise or cloud-native platforms; production AI experience; and expertise in cloud, distributed systems, security, and deployment practices.
AWS, Azure, GCP, Infrastructure-as-Code, CI/CD, LLM, Vector Database, RAG
3mo
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Principal Computer Vision Engineer
Boston or London
HybridFull Time
8+ YOE8+ years in software engineering with CV/real-time systems/ML deployment or robotics perception; strong Python and C/C++; production ML/CV experience on embedded/edge systems; leadership experience.
Python, C/C++, Docker, Linux, Embedded systems, Edge AI accelerators, Model optimization
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