183 principal engineer jobs at 78 companies in Brookhaven, PA
4d
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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
4d
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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
6d
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Principal Engineer, Cloud & Data Platform
Mount Laurel, New Jersey, United States
RemoteFull Time
15+ YOE15+ years in software, data, or infrastructure engineering; deep AWS, working Azure, Databricks, Python, SQL, infrastructure-as-code, CI/CD, APIs, and healthcare data experience preferred.
Amazon Web Services (AWS), Microsoft Azure, AWS CDK, Bicep, Terraform, Databricks, Apache Spark, Delta Lake, Unity Catalog, Delta Live Tables, Python, SQL, Git, HL7 FHIR, SMART on FHIR, OAuth 2.0, HL7 v2, NCPDP, EHR, IAM, CI/CD
1mo
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Sr Principal Engineer Propulsion
Elkton, Maryland, United States
$136k-$204k/yr OnsiteFull Time
Bachelor's in Engineering (or higher) with relevant experience; ability to obtain a Secret clearance (US citizenship required); willingness to travel ~25%; experience with propulsion, systems engineering, and design practices preferred.
Siemens NX, Siemens Teamcenter United Architecture
2mo
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Principal Engineer - Stormwater & Flood Risk
Iselin or Philadelphia
HybridFull Time
15+ YOEPE (NJ required), CFM preferred, 15+ years in stormwater/CSO/flood risk engineering, advanced H&H modeling experience (HEC-RAS, HEC-HMS, XP-SWMM, InfoWorks ICM, SWMM), strong permitting and client-facing skills, mentoring ability.
HEC-RAS, HEC-HMS, XP-SWMM, InfoWorks ICM, SWMM
3d
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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
5d
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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
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.
3mo
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Photonics Transceiver Engineer, Senior / Principal
Hamilton Township, New Jersey, United States
$105k-$160k/yr OnsiteFull Time
10+ YOEBachelor’s degree in electrical engineering or physics; 10+ years in photonics design; senior/principal level depending on experience.
VCSELs, photodiodes, laser drivers, TIA, amplifiers, firmware, BERTs, DCAs, optical switches, attenuators, power meters, thermal chambers, SolidWorks, Microsoft Office
3mo
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Principal AI & Automation Engineer
Philadelphia, Pennsylvania, United States
HybridFull Time
10+ YOELead QA with AI-driven test automation, cloud-native, microservices; CI/CD; Python/Go; observability; network/test tools.
Python, Go, Shell scripting, Linux, IXIA, ByteBlower, Git, Jenkins, GitLab CI, Kubernetes, Docker
1mo
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Senior Principal Engineer
Dublin or Philadelphia
HybridFull Time
12+ YOE12+ years building large-scale API platform architecture; expertise in API gateways, OAuth/OIDC, metering/billing, cloud-native distributed systems, and strong coding plus cross-team communication skills.
Cesium, Seequent EVO, iTwin, API gateway, OAuth 2.0, OIDC, IMS OAuth, event streaming, ERP, MCP
2mo
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Sr Principal Engineer Tunnels SME - 90333627 - Philadelphia (Philadelphia, PA, US, 19104)
Philadelphia, Pennsylvania, United States
$149k-$194k/yr OnsiteFull Time
9+ YOEBachelor's degree or equivalent, 9+ years relevant experience, SME in tunnel design/construction and geotechnical engineering, experience with TBM/SEM and multiple delivery methods, PE/PG preferred, proficiency with Microsoft Office, Primavera/Microsoft Project.
Microsoft Office, Primavera, Microsoft Project
3mo
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Principal Noise Consultant
Cambridge or Philadelphia or Fairfax or Los Angeles or Chicago or Houston or Charlottesville or Huntsville
$115k-$145k/yr HybridFull Time
5+ YOESenior- to principal-level acoustics consultant with 5+ years in environmental noise; degree in engineering/science with acoustics/vibration focus; strong project management, communication, and field/measurement experience.
CadnaA
1w
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Principal Substation Engineer
Chicago or Phoenix or Charlotte or St. Louis or Marlton or Roanoke or Monroeville or Boise or Kansas City or Columbus or Cleveland or Cincinnati or Madison or Ann Arbor or Kalamazoo or Salt Lake City or United States
$147k-$175k/yr RemoteFull Time
15+ YOEBachelor's in Electrical Engineering, professional engineer license, and 15+ years in power and utility design, engineering, and project management; high-voltage substation experience required.
Microsoft Project, AutoCAD, MicroStation, Inventor
1w
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Principal Hardware Engineer
Newtown, Pennsylvania, United States
$145k-$165k/yr OnsiteFull Time
15+ YOEBachelor’s or master’s degree in engineering and 15–20+ years of progressive hardware engineering experience, with expertise in electronic, mechanical, optical, or DSP systems and technical leadership.
FPGA, microcontroller, DSP
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