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40 principle developer jobs at 30 companies in Union City, NJ

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
LangChain
LangChain: Tools for building and deploying production-ready AI agents.
10+ YOE10+ years backend or full-stack engineering; strong Python/Go; TypeScript/React; architectural decisions; reliable, scalable systems; mentoring.
Python, Go, TypeScript, React
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2w
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Java, Angular, React Full stack Lead Software Engineer
Jersey City, New Jersey, United States
$152k-$215k/yr OnsiteFull Time
JPMorgan Chase
JPMorgan ChaseNYSE: JPM: Global financial services firm providing banking and investment solutions.
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
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2w
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ENGINEER, JR., PRODUCT
Springfield, New Jersey, United States
$75k-$85k/yr OnsiteFull Time
Valcor Engineering
Valcor Engineering: Designs and manufactures fluid and motion control components for critical industries.
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
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2w
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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
Cisco
CiscoNASDAQ: CSCO: Develops and sells networking hardware and cybersecurity software.
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
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1mo
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Staff Optical Engineer
Budd Lake, New Jersey, United States
$115k-$173k/yr OnsiteFull Time
Onto Innovation
Onto InnovationNYSE: ONTO: Provides metrology and inspection solutions for semiconductor manufacturers.
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
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2w
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Staff Engineer - Highway/Traffic
Wall Township, New Jersey, United States
$70k-$77k/yr OnsiteFull Time
French & Parrello Associates
French & Parrello Associates: Provides multidisciplinary engineering design and environmental consulting services.
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
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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
WSP
WSPToronto Stock Exchange: WSP: Provides engineering, design, and environmental consultancy services globally.
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
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7h
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Sr. Production Engineer, Continuous Improvement
Parsippany, New Jersey, United States
$115k-$130k/yr OnsiteFull Time
Marotta Controls
Marotta Controls: Designs and manufactures precision control systems for aerospace and defense.
5+ YOEBachelor's degree in engineering or a related technical field, 5+ years designing and implementing precision devices, and experience with manufacturing processes, tooling, fixtures, lean principles, root cause analysis, and continuous improvement.
Microsoft Office
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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
HNTB
HNTB: Infrastructure design and engineering for transportation and public works
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
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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
HNTB
HNTB: Designs and manages large-scale transportation and infrastructure projects.
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
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21h
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Mechanical Engineer Series (Buses) - PE License Required
Brooklyn, New York, United States
OnsiteFull Time
Metropolitan Transportation Authority
Metropolitan Transportation Authority: Operates public transportation systems in the New York region.
4+ YOENew York State professional engineer license and four years of full-time mechanical engineering experience; requires engineering principles, CAD, NFPA and code knowledge, with advanced project leadership for Levels II and III.
Bentley MicroStation, Microsoft Office, CAD
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3w
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Returning New Grad Engineer I - Winter/Summer 2027 - Northeast Division (For Current/Former HNTB Interns Only)
Bedford or Boston or Chelmsford or Cherry Hill or New York City or Newark or Parsippany or Princeton or Rocky Hill or South Norwalk or South Portland
$66k-$125k/yr OnsiteFull Time
HNTB
HNTB: Infrastructure firm providing engineering, architecture, and construction management services.
Bachelor's degree in Engineering required; engineering principles, Microsoft Office Suite, and familiarity with MicroStation or AutoCAD. Current or former HNTB interns only.
Microsoft Office Suite, MicroStation, AutoCAD
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2mo
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Field Engineer Sr. - United Kingdom (EXPAT)
Barrow-in-Furness or Cape Canaveral or Groton or Kings Bay or Silverdale or Uniondale or Connecticut or Florida or Georgia or New York or Washington or United Kingdom
$89k-$178k/yr OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
Active DoD Secret clearance (or higher) prior to start with ability to obtain Top Secret, willing to expatriate to the UK for 3+ years, experience with navigation/inertial principles, ability to climb ladders and work in confined spaces, Trident/FBM/SSBN experience preferred.
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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
NBCUniversal
NBCUniversalNASDAQ: CMCSA: Produces and distributes entertainment content and theme park experiences.
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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1mo
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Senior AI Security Engineer (UT, US, 84043)
Lehi or Princeton or Houston
HybridFull Time
NRG Energy
NRG EnergyNYSE: NRG: Generates and sells electricity while providing smart home solutions.
2+ YOEHands-on experience with AI systems, APIs, data pipelines, dashboards, scripting (Python/JavaScript/PowerShell), cloud platforms (Azure/AWS/GCP), and foundational cybersecurity principles; bachelor's degree or equivalent and 2+ years technical experience.
APIs, REST, Power BI, Tableau, Python, JavaScript, PowerShell, Azure, AWS, GCP, NIST CSF, OWASP
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1w
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Senior Identity & Access Management (IAM) Engineer, Workforce Identity
Atlanta or Grand Rapids or Pittsburgh or Valhalla
OnsiteFull Time
Acrisure
Acrisure: Provides AI-powered insurance, financial, and business risk solutions.
5+ YOERequires 5+ years in IAM engineering, enterprise Microsoft Entra ID and Active Directory, AWS IAM, authentication protocols, automation, PAM or IGA platforms, and Zero Trust and least-privilege principles.
Microsoft Entra ID, Active Directory, AWS IAM, Azure, SAML, OIDC, OAuth2, SCIM, Conditional Access, MFA, Identity Protection, Entra Connect, PowerShell, Microsoft Graph API, Python, Terraform, Delinea, CyberArk, BeyondTrust, Azure PIM, SailPoint, Saviynt, Okta, NIST 800-63, NIST CSF, CIS Controls, SIEM
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2mo
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Associate or Senior Associate, Fixed Assets / Cost Segregation Engineer (AMCS)
Boston or New York City or Philadelphia or Pittsburgh
OnsiteFull Time
KPMG
KPMG: Global professional services network providing audit, tax, and advisory.
1+ YOEBachelor's in engineering/architecture/construction management,1+ year experience (2+ preferred for Senior),knowledge of construction/building systems,familiarity with federal depreciation principles,advanced Excel and data tools.
Microsoft Excel, Power Query, Alteryx, Power BI, Tableau, SQL, Python, R
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2w
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Training and Development Representative
Bronx, New York, United States
OnsiteFull Time
NYC Health + Hospitals
NYC Health + Hospitals: The largest municipal health care system in the US.
1+ YOEBachelor's degree in a related field and 1+ year experience in employee development/training; knowledge of training principles, strong communication, writing and research skills.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Access, Microsoft Office
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4d
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Research Scientist, Amazon Connect
New York City, New York, United States
$157k-$213k/yr OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
4+ YOEPhD, or master's degree with 4+ years of quantitative research experience; experience applying scientific principles to business problems and analyzing experimental and observational data.
R, MATLAB, Python, AWS, Amazon Lex, Amazon Polly, AWS Lambda, Amazon S3, Amazon Kinesis
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2d
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Associate Scientist, Product Biochemistry
Tarrytown, New York, United States
$70k-$110k/yr OnsiteFull Time
Regeneron Pharmaceuticals
Regeneron PharmaceuticalsNASDAQ: REGN: Discovers and develops medicines for serious diseases.
0+ YOEBachelor's or master's degree in a relevant science or engineering field; laboratory experience, analytical methodology proficiency, data organization, characterization principles, and strong documentation skills.
CE, SEC-MALS, DLS, FT-IR, fluorescence spectroscopy, CD, DSF, HPLC, UPLC, SEC, UV-Vis spectrophotometry, electronic laboratory notebooks, SOPs, GxP
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