143 principal engineer jobs at 44 companies in Temple, PA
2mo
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Principal Engineer
Eeden Prairie or Savage or Pleasanton or Grandville or Trenton or Grove City or Charlestown or Mahanoy City or Selkirk
OnsiteFull Time
10+ YOEB.S. in Civil Engineering, professional registration (PE), minimum 10 years structural design experience; duties include reviewing/signing drawings, ensuring code compliance, supporting production and project teams, and developing engineering standards.
2d
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Principal Engineer, Human Factors
Malvern or Milpitas
$117k-$201k/yr HybridFull Time
8+ YOEBachelor’s degree in a relevant engineering or design field with 8 years’ experience, or 6 years with a master’s or 4 with a PhD; medical device human factors and usability engineering experience required.
Microsoft Office Suite, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, SAP Product Lifecycle Management, ISO, FDA, ASTM
2d
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Principal Engineer, Human Factors
Malvern or Milpitas
$117k-$201k/yr HybridFull Time
8+ YOEBachelor's degree and 8 years of relevant experience, or 6 years with a master's or 4 with a PhD; human factors and usability engineering experience with medical devices or combination products required.
Microsoft Office Suite, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, SAP Product Lifecycle Management, ISO, FDA, ASTM
2w
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Principal Engineer, Platform Systems
Blue Bell or Boca Raton or Irving
$146k-$218k/yr HybridFull Time
10+ YOEBachelor's degree or equivalent experience and 10+ years of software engineering experience. Requires distributed systems, cloud-native architecture, cross-team technical leadership, direct implementation, and communication expertise.
Java, Spring, TypeScript, JavaScript, Kotlin, Swift, Python, C, C++, AWS, GCP, Docker, Kubernetes, CI/CD
2w
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Principal Engineer, Platform Systems
Blue Bell or Boca Raton or Irving
$146k-$218k/yr HybridFull Time
10+ YOEBachelor's degree or equivalent experience and 10+ years of software engineering experience. Requires distributed systems, cloud-native architecture, cross-team technical leadership, hands-on implementation, communication, and mentoring expertise.
Java, Spring, TypeScript, JavaScript, Kotlin, Swift, Python, C, C++, AWS, GCP, Docker, Kubernetes
3mo
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Principal Transmission Engineer
Lansdale, Pennsylvania, United States
OnsiteFull Time
10+ YOESupervisor of technical staff with 10+ years in power transmission design; ABET-accredited degree in Civil/Structural or Electrical Engineering; PE licensure; proficient in industry software.
PLS-CADD, MFAD, AutoCAD, Microsoft Office
2mo
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Senior Principal Mechanical Engineer
Reading, Pennsylvania, United States
OnsiteFull Time
Extensive mechanical engineering experience with project leadership, cost estimating and proposal writing; competent with engineering software and MS Office; bachelor’s in mechanical engineering required; PE preferred.
Microsoft Office
2mo
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Senior Principal Electrical Engineer
Reading or Charlotte or Kansas City
OnsiteFull Time
Extensive electrical engineering experience with project leadership, cost estimating, technical consulting, knowledge of standards, competency with electrical engineering software and Microsoft Office; BS/MS in engineering required; PE preferred.
Microsoft Office Suite
2d
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Principal Engineer - Product Design
Oldham or Malvern or Mexico or Japan or Switzerland or Germany or Sweden or Malta
HybridFull Time
Bachelor's degree or equivalent experience; extensive customer-centric product development experience; advanced SolidWorks or Creo proficiency; leadership across multidisciplinary global teams.
SolidWorks, Creo, Computer-Aided Design (CAD), Engineering Development Process (EDP), UX, UI
3d
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Principal Engineer, Software Engineering - eCommerce Applications
Conshohocken or Delaware or New Jersey
$111k-$221k/yr RemoteFull Time
10+ YOEBachelor's degree and 10+ years in software engineering, including 3+ years in a principal, staff, lead, or equivalent role. Requires enterprise eCommerce experience and proficiency with modern architectures, programming, cloud, security, and DevSecOps.
Microservices, RESTful APIs, Java, C#, JavaScript, TypeScript, Python, Azure, AWS, Google Cloud, CI/CD, DevSecOps, Adobe Commerce, Magento, Salesforce Commerce Cloud, SAP Commerce Cloud, Shopify Plus, Adobe Experience Manager, Sitecore, Azure API Management, Okta, Azure AD, Auth0, Kubernetes
1mo
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Engineer II/III/Principal
Allentown, Pennsylvania, United States
OnsiteFull Time
2+ YOEABET-accredited engineering degree required with 2+ years (Engineer II) to 10+ years (Principal) of engineering experience; utility operator experience may count; BLS/CPR not mentioned.
3mo
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Engineer I/II/III/Principal
Allentown, Pennsylvania, United States
OnsiteFull Time
2+ YOEBachelor's degree in engineering or ABET-accredited engineering technology; multiple experience levels (Level II/III/Principal) with increasing requirements.
GE AEMS, ADMS, EMS
3w
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Engineer 2A/Engineer 3B/Principal Engineer
Kennett Square or Baltimore
$93k-$168k/yr OnsiteFull Time
2+ YOEBachelor's degree in engineering and 2+ years related experience (higher levels require 5–10 years); maintain access and medical requirements; preferred leadership and advanced degrees for senior/principal roles.
2mo
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Sr Principal Mechanical Engineer
Bethlehem or Houston or Allentown
OnsiteFull Time
10+ YOEBSME or related degree, 10+ years turbomachinery/rotating machinery design experience, FEA and rotordynamics skills preferred, 2D/3D CAD, programming (VB, C#, C+, Python, Matlab, Fortran) a plus.
FEA, 2D CAD, 3D modeling, VB, C#, C+, Python, Matlab, Fortran
2mo
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Principal Process Safety Engineer-Mobile, Alabama
Mobile or Allentown or Lafayette
OnsiteFull Time
5+ YOEB.Sc. in chemical engineering/process technology/chemistry (M.Sc./PhD preferred), minimum 5 years (10 preferred) chemical industry experience in process safety, strong safety engineering and regulatory knowledge, analytical skills, English proficiency, willing to reside or relocate to Mobile, AL, up to 25% travel.
1mo
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Principal Automation Engineer
Coopersburg, Pennsylvania, United States
OnsiteFull Time
12+ YOEBachelor's or Master's in engineering, 12+ years automation engineering experience with custom machinery, strong safety standards knowledge, full lifecycle project ownership, and cross-functional leadership.
PLC, motion control, robotics, machine vision, industrial networking, AI
1mo
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Principal Wastewater Engineer
Middletown or Columbus or Mount Laurel Township or Philadelphia or Bloomfield or King of Prussia
$105k-$135k/yr HybridFull Time
8+ YOEABET-accredited bachelor's in civil or environmental engineering, PE license required, 8+ years water/wastewater engineering experience, regulatory knowledge, client coordination, process modeling and hydraulic calculations, willingness to travel up to 25%.
6d
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Principal Geotechnical/CMT Engineer - Lehigh Valley, PA Plus $$SIGN ON BONUS!$$
Emmaus or Clayton County or Cobb County or DeKalb County or Douglas County or Fayette County or Fulton County or Gwinnett County or Henry County or Jackson County or Rockdale County or North America
OnsiteFull Time
12+ YOEBachelor's or master's degree in civil, geological, or similar ABET-accredited engineering; 12+ years of geotechnical consulting experience; Pennsylvania PE license or reciprocity within 3 months; mentoring ability.
Tablabs, L-Pile, SLIDE, Settle 3D, MSEW
2w
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Principal Process Engineer
Allentown, Pennsylvania, United States
$125k-$232k/yr OnsiteFull Time
6+ YOEBS in Engineering with 6–10 years' experience or MS in Engineering with 5+ years. Requires optoelectronic assembly, process development, CAD, statistical analysis, and high-volume manufacturing experience.
Creo, SolidWorks, Design of Experiments (DOE), Failure Mode Effects Analysis (FMEA), Failure Mode Analysis (FMA), Root Cause Corrective Action (RCCA), CAD
5d
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Tech Lead/ Principal Software Engineer
Plymouth Meeting, Pennsylvania, United States
$182k-$200k/yr OnsiteFull Time
8+ YOE2+ MgmtBachelor's degree in a technical field, 8+ years developing enterprise software, and 2+ years leading engineering teams. Requires Azure, .NET/C#, Angular or React, SQL Server, NoSQL, REST APIs, Agile, and secure development experience.
Microsoft Azure, .NET, C#, Angular, React, SQL Server, REST APIs, Claude Code, GitHub Copilot, Cursor, OWASP, Python, Next.js, LLM, MCP
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