40 senior software engineer jobs at 21 companies in Rochelle, IL
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Senior Software Engineer - Digital and Web
Naperville, Illinois, United States
$106k-$159k/yr HybridFull Time
6+ YOESenior software engineer with 6+ years of full-stack experience; Next.js/React, GraphQL, Node.js, MongoDB; Docker/Kubernetes; GA/SEO; e-commerce/subscription experience preferred.
React, Next.js, GraphQL, Node.js, MongoDB, Docker, Kubernetes, REST, WebSockets, XML, JSON, YAML, Tailwind, Bootstrap, SCSS, Google Analytics, Google Webmaster Tools, SEO
2d
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Senior Software Engineer
Rockford, Illinois, United States
$87k-$165k/yr HybridFull Time
5+ YOESTEM degree with 5+ years of relevant experience or advanced degree with 3+ years; embedded software lifecycle, C, requirements, verification, certification, lab testing, and aerospace standards experience required.
C, Assembly, Python, Tcl/Tk, MATLAB, Simulink, RTOS, IBM Rational Synergy, IBM Rational Change, DOORS, DXL, Texas Instruments TMS320F2812, PowerPC, CAN, Ethernet
2mo
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Sr. Software Engineer
Wayne or Naperville
$120k-$135k/yr HybridFull Time
5+ YOE5–7 years backend engineering or intelligent systems with production impact; strong Python, CI/CD, and system design; experience with ML model APIs and cloud inference; familiarity with vector databases and retrieval systems.
Python, CI/CD, AWS Bedrock, Azure OpenAI, Google Vertex AI, PyTorch, Hugging Face Transformers, vLLM, FAISS, Pinecone, OpenSearch/KNN, LangChain, LlamaIndex, MLflow, Weights & Biases, Prometheus
4d
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Senior Software Engineer/Full Stack Developer
Denver or Naperville
HybridFull Time
7+ YOEBachelor's degree or equivalent professional experience, 7+ years of experience, and expertise in Java, node.js, SQL, Python, web technologies, relational databases, and collaborative software development.
Java, node.js, SQL, Python, HTTP, JSON, Web Sockets, ClaudeCode, CoPilot for git, Unix, Microsoft SQL Server, PostgreSQL, Azure SQL, Oracle, DevOps
1mo
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Senior Software Engineer
Elgin, Illinois, United States
OnsiteFull Time
Bachelor's degree in engineering, 4+ years medical device experience, 1+ year embedded development, proficiency in C and assembly, experience with microprocessor-based devices, communication protocols, debugger use, FDA/ISO processes.
C, Assembly, Linux, I2C, SPI, RS232, Ethernet, Bluetooth, Wi-Fi, Microsoft Word, Microsoft Excel, Microsoft PowerPoint
4d
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Sr Software Engineer
Naperville, Illinois, United States
$96k-$130k/yr OnsiteFull Time
5+ YOE5+ years in software development; expertise in C#, Python, Angular, SQL, and cloud platforms; architecture, platform engineering, cloud-native solutions, version control, and CI/CD experience.
C#, Python, Angular, SQL, AWS, Azure, GCP, CI/CD
3d
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Sr Software Engineer
Naperville, Illinois, United States
$96k-$130k/yr OnsiteFull Time
5+ YOERequires 5+ years in software development, expertise in C#, Python, Angular, SQL, and AWS, Azure, or GCP, plus architecture, cloud-native, system design, testing, and debugging experience.
C#, Python, Angular, SQL, AWS, Azure, GCP, APIs, CI/CD, version control systems
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Senior Software Engineer - Digital and Web
Naperville, Illinois, United States
$106k-$159k/yr HybridFull Time
6+ YOESix years of responsive web and complex eCommerce development experience; expertise with React, Next.js, Node.js, GraphQL, MongoDB, web protocols, CSS frameworks, analytics, SEO, and Microsoft Office 365; bachelor's degree or relevant experience.
React, Next.js, Node.js, GraphQL, MongoDB, Docker, Kubernetes, REST, WebSockets, XML, JSON, YAML, Tailwind, Bootstrap, SCSS, Google Analytics, Google Webmaster Tools, Microsoft Office 365, GA tags, TDD
1w
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Senior Project Engineer
Warrenville, Illinois, United States
$104k-$155k/yr FieldFull Time
10+ YOEBS in Engineering and 10–12 years of project engineering experience required, with utility boilers, industrial furnaces, LNB, OFA, SNCR, SCR, design software, and engineering project execution experience.
AFT, Flow of Fluids, Bentley Pipe Design and Analysis Software, AWS D1.1, AWS D1.6, ASME B31., NFPA 85, UBC, Project Design software, Spreadsheet software, Presentation software, Word Processing software
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Senior Engineer
Beloit, Wisconsin, United States
$115-$130/hr OnsiteFull Time
3+ YOEBSc in Civil Engineering, ability to obtain EIT within 12 months, 3+ years precast/prestressed concrete design experience, knowledge of ASCE/ACI/IBC/PCI, Microsoft Office, structural analysis software.
Microsoft Word, Microsoft Excel, Microsoft Outlook
2d
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Senior or Principal Transmission Planning Engineer
Kennesaw or Goodlettsville or Palm Beach Gardens or Charlotte or Spring or Lake Mary or Tampa or Pensacola or Overland Park or Plano or Fort Worth or Emeryville or San Luis Obispo or Naperville or United States or Glendale or Birmingham or Kennewick or United States
$110k-$179k/yr HybridFull Time
6+ YOEBachelor's degree in electrical engineering or related field, 6+ years in transmission planning, power-system modeling software experience, PSCAD, ISO systems knowledge, and leadership experience.
GE PSLF, TARA, Gridview, PowerWorld, PSSE, PROMOD, PSCAD, ISO, RTO, NERC, FERC
1w
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Applications Engineer
Loves Park, Illinois, United States
$115k/yr OnsiteFull Time
5+ YOEBachelor's degree in engineering or life sciences, 5+ years in water treatment or a related industry, technical expertise, CAD ability, strong communication, and PC software proficiency.
AutoCAD, SolidWorks, ERP, PC, fax, printer
2mo
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Construction Engineer III
Crystal Lake or Bannockburn
$90k-$120k/yr HybridFull Time
5+ YOEPE license, 5+ years construction engineering experience, IDOT/Illinois Tollway project experience, BS in Civil/Construction Engineering preferred, EMR/software proficiency (IDOT CMMS, ISTHA eBuilder).
IDOT CMMS program, ISTHA eBuilder
1mo
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Lead Substation Engineer 1 - Grid
Warrenville, Illinois, United States
$118k-$180k/yr OnsiteFull Time
10+ YOEB.S. in engineering, PE license, 10+ years protection/control/telecommunications substation experience, proficiency with SKM/ETAP/ASPEN/CDEGS/vendor software, MS Office; strong communication and leadership.
SKM, ETAP, ASPEN, CDEGS, AutoCAD, MicroStation, Python, MATLAB, Microsoft Excel, Microsoft Office
1mo
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Software V&V Lead (Verification & Validation Lead)
Rockford, Illinois, United States
OnsiteFull Time
10+ YOE10 years' relevant experience; aerospace domain mandatory; expertise in building instrumentation, SCA and coverage analysis; 6+ years RTRT and DO-178B/C experience; proficiency in C and Ada; experience with DOORS, Polarion, Synergy, SVN.
SCA (Structural Coverage Analysis), RTRT, DO-178B/C, C, Ada, DOORS, Synergy CM/Change, Polarion, SVN
3w
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Principal Piping Engineer - ASME Section III, Class 1
Kennesaw or Kennewick or Plano or Fort Worth or Naperville or Glendale or Overland Park or Baton Rouge or Palm Beach Gardens or Englewood or Charlotte
$150k-$180k/yr OnsiteFull Time
15+ YOEBachelor's in Mechanical/Civil Eng, PE license,15+ years piping design and ASME Section III Class 1 experience, pipe stress analysis expertise, ANSYS and pipe-analysis software familiarity, strong communication and leadership.
AutoPIPE, ME 101, Peps, PIPESTRESS, Caesar II, Tpipe, NuPipe, SuperPipe, ADL PipePro, Microsoft Suite, ANSYS
4w
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Manager, Facilities & Software Validations
Rockford, Illinois, United States
$109k-$123k/yr OnsiteFull Time
6+ YOEBachelor's degree in engineering/life sciences/computer science, 6+ years validation experience in regulated industry, CSV/GAMP5 knowledge, supervisory experience, strong validation lifecycle and regulatory knowledge.
Computer System Validation (CSV), GAMP 5
3w
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L2 Desktop Support Engineer
Aurora, Illinois, United States
$55k-$65k/yr FieldFull Time
6+ YOEProvide L2 desktop support using ServiceNow; troubleshoot hardware/software, OS, LAN/WAN, install peripherals, manage inventory, escalate to vendors, travel to sites, work after hours and weekends.
ServiceNow, LAN, WAN
4w
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Senior Civil Structural Designer
Plainfield, Illinois, United States
$72k-$90k/yr OnsiteFull Time
5+ YOE5–8 years structural experience, associates in CAD or similar required; experience with MicroStation, AutoCAD, Plant Design Software (PDS) or Smartplant 3D (S3D); strong verbal and written communication.
MicroStation, AutoCAD, Plant Design Software (PDS), Smartplant 3D (S3D)
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Senior Project Manager - Wastewater
Aurora, Illinois, United States
$140k-$180k/yr HybridFull Time
10+ YOELicensed PE with ~10 years project management experience in civil/wastewater engineering; BS/MS in civil engineering preferred; experience with wastewater processes, Illinois EPA regs, business development, client management, technical writing, and engineering software.
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