49 principle developer jobs at 35 companies in Princeton, NJ
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Advanced Emerging Tech Engineer, Principle
Bethlehem or Kalamazoo
OnsiteFull Time
Bachelor's degree in engineering or related field, several years product development or R&D experience, technical leadership of sprint teams, strong problem-solving and communication skills.
3mo
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Principle Software Engineer, AI Observability & Evals Platform
Boston or San Francisco or New York City
$230k-$270k/yr OnsiteFull Time
10+ YOE10+ years backend or full-stack engineering; strong Python/Go; TypeScript/React; architectural decisions; reliable, scalable systems; mentoring.
Python, Go, TypeScript, React
5d
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Senior AI/ML Engineer
Malvern or Philadelphia or Charlotte
HybridFull Time
5+ YOEMaster’s degree in a related field, 5–8 years of AI/ML or software development experience, Python, ML frameworks, LLMs, agentic principles, vector databases, data pipelines, and retrieval systems.
Python, TensorFlow, PyTorch, scikit-learn, AWS, MLOps
2w
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Java, Angular, React Full stack Lead Software Engineer
Jersey City, New Jersey, United States
$152k-$215k/yr OnsiteFull Time
5+ YOE5+ years software engineering experience delivering system design, application development, testing and operational stability; proficiency in Java, Spring ecosystem, Angular/React, CI/CD, cloud principles, and AI-assisted tooling.
Java, Spring, Spring Boot, Spring Security, Angular, Angular JS, React, Oracle, Cockroachdb, Cassandra, Jenkins, Bitbucket, Terraform, JUnit, Cucumber, VS Code, Copilot, Claude Code, Go, Python, Kerberos, OAuth 2
1w
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Manufacturing Engineer
North Wales, Pennsylvania, United States
$75k-$120k/yr OnsiteFull Time
3+ YOEDevelop and sustain CNC machining and inspection processes; design tooling and fixtures; troubleshoot machining and tooling; read blueprints; apply ISO 9001 principles.
CNC, FeatureCAM, PartMaker, PowerMill, NX
3mo
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Software Development Engineer in Test (SDET)
Trenton, New Jersey, United States
$109k-$127k/yr OnsiteFull Time
7+ YOE7+ years software delivery; 5+ years QA; Bachelor's degree; strong QA principles; test automation tools; API testing; multiple languages; Git.
Selenium, Playwright, Cypress, TestNG, JUnit, NUnit, Postman, RestAssured, Git, NeoLoad, JMeter, Docker, Kubernetes
1w
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ENGINEER, JR., PRODUCT
Springfield, New Jersey, United States
$75k-$85k/yr OnsiteFull Time
Bachelor's in engineering required; internship or manufacturing experience preferred. Basic manufacturing principles, Excel/Word/PowerPoint proficiency, willingness to learn, and exposure to Lean/Six Sigma, CAD, or ERP preferred.
Microsoft Excel, Microsoft Word, Microsoft PowerPoint, CAD, ERP
1w
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Senior Site Reliability Engineer, Production Engineer - ThousandEyes
San Francisco or Seattle or Austin or New York City
$165k-$241k/yr HybridFull Time
5+ YOE5+ years experience; proficiency in Python or Go; expertise with Kubernetes, cloud (AWS), Unix/Linux; strong SRE principles, incident response, and security-minded engineering.
Python, Go, Kubernetes, Service Mesh, Prometheus, OpenTelemetry, ArgoCD, CNCF, AWS, Unix, Linux
1mo
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Staff Optical Engineer
Budd Lake, New Jersey, United States
$115k-$173k/yr OnsiteFull Time
Master's in optical/physics/EE or related, hands-on optical lab experience, knowledge of optical principles and metrology techniques, familiarity with optical design/simulation tools, and data analysis skills (MATLAB/Python/Excel).
Zemax, Code V, COMSOL, MATLAB, Python, Microsoft Excel
1mo
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Manufacturing Methods Engineer - Early / Mid-Career
Moorestown, New Jersey, United States
$65k-$139k/yr OnsiteFull Time
3+ YOEUS citizen with Secret clearance, typically 3+ years engineering experience; ability to develop/optimize assembly processes, write process instructions, apply Lean principles, work with drawings/models, use MES and Microsoft Office, and train production personnel.
Manufacturing Execution Systems (MES), Microsoft Office
1mo
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Advanced RF Engineer
Lansdale, Pennsylvania, United States
OnsiteFull Time
Proven RF design experience for aerospace, knowledge of RF principles and antenna design, proficiency with Keysight ADS/Cadence AWR/ANSYS HFSS/CST, RF testing and validation experience, and ability to obtain security clearance.
Keysight ADS, Cadence AWR, ANSYS HFSS, CST, software-defined radio (SDR)
2d
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Supply Chain Engineer
Camden, New Jersey, United States
$80k-$100k/yr OnsiteFull Time
Bachelor’s degree in engineering or a related scientific discipline, strong engineering principles, communication, troubleshooting, critical thinking, multitasking, and deadline-management skills. All experience levels considered.
Microsoft Project, P6, AutoCAD, SolidWorks
1w
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Staff Engineer - Highway/Traffic
Wall Township, New Jersey, United States
$70k-$77k/yr OnsiteFull Time
0+ YOEBachelor's in civil engineering, EIT or ability to obtain within one year, 0–2 years experience, knowledge of roadway/traffic principles, familiarity with NJDOT/AASHTO/MUTCD, strong communication skills.
AutoCAD Civil 3D, MicroStation, Synchro, HCS
1mo
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Signal Integrity Engineer
Valley Green or Yocumtown or Nashua
OnsiteFull Time
BS in Electrical Engineering or Physics required; hands-on frequency- and time-domain characterization; experience with TDR, VNA, pattern generators, error detectors; understanding of electromagnetic principles; EM simulation tools preferred.
TDR, VNA, pattern generators, error detectors, Ansys HFSS, Designer, CST Microwave, HSPICE, MatLab, ADS
1mo
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Intermediate Substation Structural Engineer
Freeport or Hallowell or New York or Syracuse or Ann Arbor or New Albany
$74k-$127k/yr OnsiteFull Time
1+ YOEBachelor's in structural or civil engineering,1+ years relevant experience,knowledge of structural engineering principles,codes,and discipline-specific design software;strong communication and analytical skills.
MicroStation, AutoCAD, Civil 3D, ArcGIS, InRoads, Geopak, GeoSlope, ANSYS, STADD, HEC-RAS, HEC-HMS
5d
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Transmission Line Engineer 2 - Grid
Hamilton, New Jersey, United States
$69k-$100k/yr HybridFull Time
1+ YOEABET engineering degree, PLS-CADD and PLS-POLE proficiency, and 1+ year transmission line engineering experience or a master's degree. Requires engineering principles, design, communication, and MS Office skills.
PLS-CADD, PLS-POLE, Microsoft Office, PLS-TOWER, SAG10, LPILE, MFAD, ArcGIS, CDEGS, AutoCAD, MicroStation, NESC, IEC, CSA, IEEE, ANSI, IBC, ASCE 7, AISC, ACI 318, Python, MATLAB, Microsoft Excel, AI
3w
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Returning New Grad Engineer I - Winter/Summer 2027 - Northeast Division (For Current/Former HNTB Interns Only)
New York or South Portland or Princeton or Bedford or Boston or Newark or Cherry Hill or Parsippany or South Norwalk or Rocky Hill or Chelmsford
$66k-$125k/yr OnsiteFull Time
Bachelor's degree in Engineering required; knowledge of engineering principles; familiarity with Microsoft Office, MicroStation and/or AutoCAD; EIT preferred; master's preferred.
Microsoft Office, MicroStation, AutoCAD
3w
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Returning New Grad Engineer I - Winter/Summer 2027 - Northeast Division (For Current/Former HNTB Interns Only)
New York or South Portland or Princeton or Bedford or Boston or Newark or Cherry Hill or Parsippany or South Norwalk or Rocky Hill or Chelmsford
$66k-$125k/yr OnsiteFull Time
Bachelor's degree in Engineering required; understanding of engineering principles; familiarity with Microsoft Office, MicroStation and/or AutoCAD; EIT preferred; Master's preferred.
Microsoft Office Suite, MicroStation, AutoCAD
3w
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Construction Materials Project Engineer
Allentown, Pennsylvania, United States
OnsiteFull Time
2+ YOEBachelor's in civil/materials/architectural engineering or geology, PE or PG required, minimum 2 years relevant experience, valid driver's license, strong communication and marketing skills, knowledge of CMT principles and ASTM standards.
1mo
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Principal Engineer, Digital Workplace Technology Engineering
New York or New Jersey or Los Angeles or United States
$180k-$210k/yr RemoteFull Time
12+ YOE12+ years in enterprise/platform engineering; deep expertise in Microsoft 365, endpoint management (Intune, JAMF, SCCM), Azure, enterprise AI (Copilot, Power Platform), architecture, SRE principles, and large-scale platform transformations.
Microsoft 365, Microsoft Teams, Microsoft SharePoint, Microsoft OneDrive, Microsoft Exchange Online, Microsoft Entra ID, Microsoft Purview, Microsoft Defender, Microsoft Intune, JAMF, Microsoft SCCM, Microsoft Copilot, Copilot Studio, Microsoft Power Platform, Microsoft Power Apps, Microsoft Power Automate, Microsoft Azure, MLOps, DevOps
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