38 assistant engineer jobs at 28 companies in Plainfield, IN

3w
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Assistant Plant Engineer
Lapel, Indiana, United States
$123k/yr OnsiteFull Time
O-I Glass
O-I GlassNYSE: OI: Manufactures sustainable glass bottles and jars for food and beverages.
5+ YOEBachelor's in electrical/electronic/mechanical engineering,5 years progressive post-bachelor’s experience in glass manufacturing including project estimates, preventive maintenance, root-cause analysis, and electrical control systems work.
4d
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Assistant Chief Project Engineer
Indianapolis, Indiana, United States
$123k-$199k/yr HybridFull Time
Rolls-Royce
Rolls-RoyceLondon Stock Exchange: RR: Manufacturer of aircraft engines and industrial power systems.
3+ YOEU.S. citizen eligible for high-level security clearance. Engineering degree (Bachelors+), 3–5+ years engineering experience, program and systems engineering leadership, customer interfacing, risk management, and technical planning skills.
2mo
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Assistant Sales Engineer
Greenfield, Indiana, United States
OnsiteFull Time
Wabash Valley Power Alliance
Wabash Valley Power Alliance: Generates and transmits wholesale power to regional member cooperatives.
2+ YOE2-3 years in telecommunications or technical sales support; hosted phone/PBX experience preferred; strong organization and communication skills.
Hosted phone systems, PBX, iVUE Connect, ERP, Microsoft Office
1mo
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Assistant Chief Engineer - Hampton Inn Bloomington
Bloomington, Indiana, United States
OnsiteFull Time
TBC Hotels
TBC Hotels: Owns, develops, and manages a portfolio of lifestyle hotels.
3+ YOE3+ years maintenance experience (hospitality preferred), high school diploma, strong HVAC/plumbing/electrical knowledge, troubleshooting and supervisory ability, flexible to work evenings/weekends/holidays and participate in on-call rotation.
4d
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Project Engineer – Instrumentation Technician - Industrial Electric
Indianapolis, Indiana, United States
OnsiteFull Time
F.A. Wilhelm Construction
F.A. Wilhelm Construction: Full-service construction management and general contracting firm.
1+ YOEProvide technical and administrative support for Emerson DeltaV and instrumentation work; review documents, coordinate field activities, manage closeout, and assist project teams; bachelor's degree or 1–4 years related experience.
Emerson DeltaV, Procore
1mo
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AI Engineer
Carmel, Indiana, United States
$152k-$177k/yr OnsiteFull Time
MISO
MISO: Manages the high-voltage electricity grid and wholesale energy markets.
Bachelor's in CS/Software Engineering/Data Science/Data Analytics; proficiency with AI coding assistants and prompt engineering (RAG); strong Python and R skills (scikit-learn, PyTorch, TensorFlow); API and containerization experience; Git and CI/CD familiarity.
Copilot, Cursor, Claude Code, OpenAI, Vertex AI, Azure OpenAI, Anthropic, Retrieval-Augmented Generation (RAG), Python, R, scikit-learn, PyTorch, TensorFlow, REST, gRPC, Git, CI/CD, Docker, Kubernetes
1mo
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Mechanical Engineering Graduate
Indianapolis, Indiana, United States
OnsiteFull Time
Schmidt Associates
Schmidt Associates: Full-service architecture and engineering design firm.
Recent graduate or non-PE mechanical engineer with a Bachelor's or Master's in Mechanical Engineering; proficiency in Microsoft Excel; Revit/BIM preferred; interest in HVAC/building systems and ability to assist with drawings, specifications, RFIs, and site observations.
Microsoft Excel, Autodesk Revit, Building Information Modeling (BIM)
3w
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Senior Software Engineer - Full Stack
Atlanta, Indiana, United States
HybridFull Time
Beck's Hybrids
Beck's Hybrids: Produces and distributes hybrid seeds and agronomic research services.
5+ YOE5+ years professional software engineering experience; strong full-stack skills (frontend, APIs, backend, databases); experience with TypeScript/Node.js/SQL and modern frontend frameworks; debugging, testing, CI/CD, and AI-assisted development fluency.
TypeScript, Node.js, SQL, Angular, React, SQL Server, Docker, Kubernetes, CI/CD, GitHub, Jira, AI-assisted development tools
1mo
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Data Engineer (SMTS / LMTS) - MDM
San Francisco or New York City or Seattle or Indianapolis
$179k-$286k/yr HybridFull Time
Salesforce
SalesforceNYSE: CRM: Sells cloud-based customer relationship management and business software solutions.
8+ YOESenior-level data engineer (SMTS: 8+ yrs, LMTS: 10+ yrs) with MDM, Informatica MDM, Java, APIs, MuleSoft, Airflow, Kafka, cloud (AWS/GCP/Azure), SQL, and experience using AI-assisted dev tools (Claude, Cursor, GitHub Copilot).
Claude, Cursor, Windsurf, GitHub Copilot, MuleSoft, Airflow, Change Data Capture (CDC), Kafka, AWS, GCP, Azure, SQL, Python, Informatica SaaS MDM, Java, REST APIs, Dun & Bradstreet, Moody's, Leadspace, Retrieval-Augmented Generation (RAG), vector databases
1mo
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Sr. Front-End Marketing Engineer
Carmel or Toronto or United States or Canada
$100k-$125k/yr HybridFull Time
OPENLANE
OPENLANENYSE: OPLN: Digital wholesale marketplace for used vehicle remarketing and auctions.
3+ YOE3+ years front-end development with HTML5, CSS3, modern JavaScript, WordPress/PHP/MySQL, Astro or similar, GitHub, and experience using AI-assisted development tools. Portfolio/GitHub required.
HTML5, CSS3, JavaScript, WordPress, GitHub, Astro, OpenAI, Gemini, GitHub Copilot, Figma, Adobe Creative Cloud, PHP, MySQL, Sass, Tailwind CSS, AWS, Cloudflare, WP Engine, Netlify, Vercel
2mo
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Driller Assistant/Exploration Team Member I
Indianapolis, Indiana, United States
OnsiteFull Time
Terracon
Terracon: Provides geotechnical, environmental, construction, and facilities engineering services.
0+ YOEHigh school diploma or equivalent; limited or no experience required; valid driver’s license with acceptable violation history; ability to obtain a DOT Medical Card within first 30 days of employment.
Drilling Equipment, Surveying, Instrumentation, Piezometers, monitor wells, inclinometers
2mo
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Assistant Project Manager
Pittsboro, Indiana, United States
OnsiteFull Time
Faith Technologies Incorporated
Faith Technologies Incorporated: Engineering, construction, and manufacturing services for energy systems.
1+ YOEBachelor’s degree in Construction Management or Electrical Engineering or equivalent; 1-2 years construction/electrical/manufacturing experience; 10-20% travel.
1mo
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Assistant Project Manager
Pittsboro or Olathe
OnsiteFull Time
Faith Technologies
Faith Technologies: Integrated electrical planning, engineering, and modular manufacturing services.
1+ YOEBachelor's in Construction Management/Electrical Engineering or equivalent experience; 1+ years construction/electrical/manufacturing experience; ability to coordinate materials, vendors, and schedules; travel 10-20%.
1d
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Assistant Project Manager
Lebanon, Indiana, United States
$65k-$80k/yr OnsiteFull Time
MasTec
MasTecNYSE: MTZ: Provides infrastructure engineering, construction, and maintenance services.
Bachelor's in Construction Management or Engineering (or equivalent), strong communication, computer literacy, MS Word/Excel/Outlook/Project/PowerPoint, ability to read plans, problem-solving and multitasking skills.
Microsoft Word, Microsoft Excel, Microsoft Outlook, Microsoft Project, Microsoft PowerPoint, Internet Explorer
1mo
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Assistant Preconstruction Manager
Indianapolis, Indiana, United States
$80k-$90k/yr OnsiteFull Time
KCG Companies
KCG Companies: Develops and constructs sustainable multifamily and affordable housing communities.
Bachelor's degree in construction management or engineering, experience with residential wood-frame construction and preconstruction processes, strong Excel/MS Project/Procore skills, budgeting, estimating, scheduling, and subcontractor coordination.
Microsoft Excel, Microsoft Project, Procore, Bid Tab
2w
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Assistant Project Manager
Lebanon, Indiana, United States
$38-$45/hr OnsiteFull Time
Span Construction & Engineering
Span Construction & Engineering: Designs and builds large-scale steel industrial and commercial buildings.
Bachelor's in construction/engineering or equivalent, knowledge of construction methods and documentation, proficiency with Procore/MS Project and Microsoft Office, valid driver\u0002s license, OSHA 30 completion, SWPPP certification a plus.
Procore, Microsoft Project, Office 365 Suite, Microsoft PowerPoint, Microsoft Word, Sage PC, BIM 360, Microsoft Excel
1mo
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Readiness, Response & Recovery Security AI Developer
Chicago or Milwaukee or Dallas or Columbus or Kirkland or Cincinnati or New York City or Cleveland or Oklahoma City or Austin or Albany or St. Petersburg or Hartford or Pittsburgh or St. Louis or Miami or Sacramento or Raleigh or Minneapolis or Mountain View or Scottsdale or San Francisco or Morristown or Denver or Boston or Philadelphia or Des Moines or Overland Park or Los Angeles or Charlotte or Walnut Creek or Carmel or Seattle or Houston or Arlington or Atlanta or Redmond or Bentonville or Beaverton or Nashville or Detroit or San Diego
$54k-$206k/yr OnsiteFull Time
Accenture
AccentureNYSE: ACN: Global provider of management consulting and technology services.
3+ YOE3+ years cybersecurity consulting and data-development experience, 4+ years client-facing/consulting experience, hands-on Microsoft Azure and data/dev stack (Python, Power BI, Power Apps/Automate, SQL), 1+ year using AI coding assistants; Bachelor's in relevant field or equivalent experience.
Microsoft Azure, Microsoft Azure Data Services, Python, SQL, Microsoft Power BI, Microsoft Power Apps, Microsoft Power Automate, KQL, Sentinel Workbooks
1mo
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Assistant Superintendent (New Grad 2027)
Indianapolis, Indiana, United States
FieldInternship
ARCO Design/Build
ARCO Design/Build: Nationwide design-build construction firm specializing in industrial facilities.
Recent or upcoming completion of a related engineering or construction degree, interest in design/build and tilt-up construction, proficiency with Microsoft Word, Excel, Outlook and Microsoft Project, strong communication and attention to detail; construction experience preferred.
Microsoft Word, Microsoft Excel, Microsoft Outlook, Microsoft Project
3w
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Assistant Field Coordinator (Hourly)
Mooresville, Indiana, United States
OnsiteFull Time
Holder Construction
Holder Construction: National commercial general contracting and construction management firm.
1+ YOE1-3 years construction experience, strong communication and time management, ability to work outdoors, stand/climb for long periods, work overtime/weekends; associate's degree in construction management or engineering preferred.
2w
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Technical Lead Clinical Tech Results Systems
Indianapolis, Indiana, United States
$125k-$183k/yr OnsiteFull Time
Eli Lilly and Company
Eli Lilly and CompanyNYSE: LLY: Researches and manufactures medicines for human health.
Substantial hands-on engineering experience, AI-assisted engineering experience, proficiency with APIs, event-driven architecture and cloud platforms, experience leading technical design and mentoring engineers, authorized to work in the U.S.
Azure, AWS, GCP, APIs, event-driven architecture, Kubernetes, Docker, CI/CD, infrastructure-as-code