1,402 development engineer jobs at 493 companies in Brookside, DE
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Research & Development Engineer
Thorofare, New Jersey, United States
$77k-$94k/yr OnsiteFull Time
2+ YOEBachelor's in engineering/materials field, 2+ years in bearing design or related engineering, tribology and testing experience, manufacturing/process knowledge, data analysis, project management, and strong communication.
FEA, Tribology modeling
2mo
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Senior Algorithm Development Engineer
Audubon, Pennsylvania, United States
OnsiteFull Time
5+ YOE5+ years algorithm development experience; degree in CS, biomedical engineering, or related field; expertise in algorithms, data structures, optimization, SCS programming experience preferred; strong analytical and communication skills.
HFX Cloud
2w
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Cloud Development Engineer
Aberdeen Proving Ground, Maryland, United States
$90k-$190k/yr HybridFull Time
Experience developing Java enterprise applications, Azure cloud deployment and sustainment, containerization, RHEL/Ubuntu/Windows deployment, CompTIA Security+, active DoD Secret clearance, and ability to perform technical presentations.
Azure, RHEL, Ubuntu, Windows, Java, Quarkus, Jakarta EE, Spring, Docker, Kubernetes, AWS
3w
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Manufacturing Development Engineer
Newark or Wilmington
OnsiteFull Time
Bachelor of Science in engineering, problem-solving, test-plan design and data analysis, strong communication and interpersonal skills, ability to lead projects and work with operations; U.S. citizen or permanent resident required.
Six Sigma, Lean
2mo
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Product Development Engineer
Lancaster, Pennsylvania, United States
OnsiteFull Time
2+ YOEBachelor's in Engineering or Polymer Science, 2–5 years hands-on injection/blow-molding experience, DOE/SPC/MiniTab knowledge, ability to run plant trials and line qualifications, and willingness to travel 20–40%.
FEA, MoldFlow, SPC, DOE, MiniTab, CMM
4d
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Business Development Engineer
Pottstown, Pennsylvania, United States
OnsiteFull Time
3+ YOEBS in engineering (electrical, mechanical, manufacturing, or industrial) or equivalent, 3+ years related experience preferred, strong customer-facing technical skills, ability to prepare quotations and interpret specifications.
Microsoft 365, SOLIDWORKS
4d
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Business Development Engineer
Pottstown, Pennsylvania, United States
OnsiteFull Time
BS in engineering (or equivalent), 3-5 years preferred, strong customer focus, technical review of specifications, quotation and proposal experience, proficiency with Microsoft 365 and SOLIDWORKS, strong communication and problem-solving skills.
Microsoft 365, SOLIDWORKS
3w
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Lead Product Development Engineer, R&D
Marlborough or Newark
$119k-$187k/yr OnsiteFull Time
8+ YOELead complex regulated medical device product development, design control, risk management (ISO 14971), V&V, and design transfer; strong systems engineering, manufacturing and DFx experience.
ISO 14971, ISO 13485, DFSS, DOE, Minitab, GD&T, SolidWorks
2w
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Cloud Development Engineer
Aberdeen Proving Ground, Maryland, United States
$90k-$190k/yr HybridFull Time
Active DoD Secret clearance and CompTIA Security+ required; expertise in Azure, enterprise Java, containerization (Docker/Kubernetes), RHEL/Ubuntu/Windows deployment, and ability to present technical training; up to 10% travel.
Azure, RHEL, Ubuntu, Windows, Java, Quarkus, Jakarta EE, Spring, Docker, Kubernetes, AWS
3w
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Sensor Development Engineer
Malvern, Pennsylvania, United States
OnsiteFull Time
Bachelor's degree in physics, experience designing experiments and data analysis, strong technical writing and problem-solving, ability to build and test sensor prototypes and work across mechanical, electrical, and software teams.
LabView, MATLAB, Python
3mo
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Business Development Engineer (Camden, NJ, US)
Camden, New Jersey, United States
$75k-$125k/yr OnsiteFull Time
1+ YOEBachelor’s in engineering or equivalent tech experience; 1-7 years in business development or engineering; strong communication; ability to explain complex technical/commercial concepts; detail-oriented; MS Office and Adobe proficiency; travel ~10%; nuclear access eligibility; energy experience a plus.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Adobe
3mo
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Product Development Lead Engineer
Lancaster, Pennsylvania, United States
OnsiteFull Time
3+ YOE3+ years of relevant experience; BS in Mechanical or Aerospace Engineering; supervisory experience preferred; CAD/FEA/CFD proficiency; US Person for ITAR compliance.
Solidworks, Finite Element Analysis (Solidworks), CFD (Autodesk Simulation), Fluent, Comsol
2w
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Supplier Development Engineer
Reading, Pennsylvania, United States
OnsiteFull Time
5+ YOEBachelor’s in engineering required; 5+ years supplier quality/development (or 3 years Reading Engineering); manufacturing/truck industry experience; Lean/Six Sigma; blueprint reading; MS Office, Auto CAD, Solidworks.
Microsoft Office, Auto CAD, Solidworks
2mo
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Repair Development Engineer- Aeroderivative Engine Operations (AEO)
West Chester, Pennsylvania, United States
OnsiteFull Time
3+ YOEBachelor’s in Mechanical or Aerospace Engineering; 3+ years in engineering/manufacturing/repair; US work authorization; no visa sponsorship.
2w
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Software Development Engineer
Philadelphia or Reston
OnsiteFull Time
5+ YOE5+ years building and operating distributed backend systems, experience with GraphQL/REST APIs, Python/Go/Java/C++, relational or NoSQL databases, containerized deployments and CI/CD; Bachelor's preferred; must be authorized to work in the US (no sponsorship).
GraphQL, REST, PostgreSQL, Python, Go, Java, C++, Docker, Kubernetes, MLOps, CI/CD
1mo
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Product Development Engineer II - Machine Learning
Hyderabad or Ambler
OnsiteFull Time
0+ YOEExperience in quality assurance, test automation, regression testing, and collaboration with development teams; strong analytical and problem-solving skills. Entry-level role (0-2 years).
selenium
5d
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Principal Engineer - Land Development
Middletown or Mount Laurel Township or Bloomfield
$105k-$135k/yr HybridFull Time
8+ YOEBachelor's in Civil Engineering required, PE preferred, minimum 8 years land development experience, zoning/site/drainage/stormwater expertise, strong communication and technical skills.
AutoCAD, Civil 3D, stormwater modeling software
2mo
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Business Development Engineer (Exton, PA, US)
Exton, Pennsylvania, United States
OnsiteFull Time
Develop new business opportunities, evaluate proposals, size equipment, and coordinate site visits; travel 50%.
1mo
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Product Development Engineer I (AI-Native) (Onsite role)
Ambler, Pennsylvania, United States
OnsiteFull Time
Design and develop AI-native product features from prototype to production, translating customer needs into validated solutions on the platform.
3w
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Product Development Engineer 2 (AI-Native) (Onsite role)
Ambler, Pennsylvania, United States
$90k-$115k/yr OnsiteFull Time
3+ YOE3+ years software/product engineering experience, bachelor's in CS/Software Engineering/IT required (master's preferred). Must build production-quality code, own features end-to-end, and work with AI tooling, APIs, databases, testing, distributed systems, and observability.
Python, Java, JavaScript, TypeScript, Go, SQL, REST APIs, JSON, LLMs, Agent SDK
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