71 software systems engineer jobs at 40 companies in Sandwich, IL
3mo
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Software Engineer, AI & Product Systems
Naperville, Illinois, United States
$80k-$150k/yr OnsiteFull Time
3+ YOE3+ years software engineering; Node.js/Next.js/TypeScript; PostgreSQL or Supabase; REST/OAuth2/JWT; AI/LLM integration; CI/CD; security and reliability.
Node.js, Next.js, TypeScript, PostgreSQL, Supabase, REST, OAuth2, JWT, WebSockets, GitHub Actions, Vercel, n8n, SOQL
4w
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Senior Systems Engineer
Des Plaines, Illinois, United States
$100k-$150k/yr OnsiteFull Time
10+ YOEBachelor's degree in engineering with 10+ years experience, strong networking and routing knowledge, Linux and C/C++ proficiency, hardware/software troubleshooting, ability to obtain US security clearance and to travel.
Linux, C/C++, MANET, HAIPE
1mo
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Principal/Sr. Principal Systems Engineer
Rolling Meadows, Illinois, United States
$109k-$204k/yr OnsiteFull Time
5+ YOESTEM degree with 5+ years (Principal) or 8+ years (Sr Principal) experience, proficiency in systems thinking, model-based systems engineering, simulation/mission modeling, and listed software/tools; U.S. citizenship and active government clearance required.
MATLAB, C, C++, CUDA, VHDL, OpenCL, SysML, Python, Cameo, Rhapsody, AFSIM, STK, BRAWLER, ATCOM, ONESAF, DOORS, ClearCase, ClearQuest
2mo
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Systems Engineer/Principal Systems Engineer (Integration & Test)
Rolling Meadows, Illinois, United States
$88k-$163k/yr OnsiteFull Time
2+ YOEUS citizen able to obtain/maintain government clearance (SAP/Secret); BS/MS/PhD in EE/ME or related; 2+ years (Systems) or 5+ years (Principal) experience; troubleshooting hardware/software/firmware; test planning and execution; DOORS, MBSE/Cameo, MATLAB, C/C++, Java, Python familiarity.
DOORS, Cameo, MATLAB, C, C++, Java, Python
1w
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Staff Software Engineer
Chicago or Dallas
$190k-$250k/yr HybridFull Time
12+ YOE12+ years software engineering experience; expert with JavaScript/TypeScript front-end frameworks and backend languages; strong distributed systems, microservices, cloud, database, CI/CD, and agentic AI experience.
React, Next.js, C#, Node.js, Java, REST, GraphQL, Azure, AWS, GCP, LangChain, AutoGen, Semantic Kernel, MCP, Kafka, Event Hubs, Kinesis, Docker, Kubernetes, SQL, NoSQL, CI/CD
2w
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Software Engineer
Naperville, Illinois, United States
$132k-$147k/yr HybridFull Time
3+ YOEMaster's in CS/SE or related with 3 years development experience; experience designing enterprise systems and platform engineering; Java, AWS (Lambda,S3,EC2,Glue,DynamoDB), MySQL/PostgreSQL/DynamoDB, Docker/Kubernetes.
Java, REACT, EC2, S3, Lambda, Glue, DynamoDB, PostgreSQL, MySQL, Docker, Kubernetes
1mo
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Software Engineer
Schaumburg, Illinois, United States
$84k-$106k/yr HybridFull Time
BS/MS in EE, Computer Engineering, or Computer Science; experience with C/C++, Linux/Unix, real-time embedded systems; Git and Jira; exposure to Docker or Podman; strong debugging, communication, and Agile experience; work onsite 3 days/week.
Docker, Podman, Git, Jira, C/C++, Linux, Unix
2w
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HVAC Controls Systems Engineer
Arlington Heights, Illinois, United States
$91k-$140k/yr OnsiteFull Time
6+ YOEAdvanced or university degree in a relevant field,6+ years system design and integration experience, mastery of AutoCAD and BIM, hardware design oversight and software architecture experience, strong communication and mentoring skills.
AutoCAD, BIM, Revit
2d
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Sr. Software Engineer Front End
Oak Brook, Illinois, United States
HybridFull Time
Develop software with Agile methods, design and maintain frontend systems, collaborate across technical teams, lead offshore teams, and mentor junior engineers.
Agile, Scrum, DevOps, ISO 27001
1d
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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
1w
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Principal Software Engineer, Core Services
Wayne or Naperville
$160k-$185k/yr HybridFull Time
10+ YOE10+ years software engineering experience, bachelor’s in CS or equivalent, deep TypeScript/Node.js skills, cloud-native and distributed systems experience, leadership and mentoring experience.
TypeScript, Node.js, NestJS, EC2, Lambda, S3, SNS, SQS, Docker, Kafka, React, Kubernetes, GitHub Copilot, Claude Code, OpenAI Codex
4w
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Sr. Software Engineer - AI Platforms and Automation
United States or Chicago or Houston or Rosemont
$140k-$200k/yr RemoteFull Time
7+ YOE7+ years software/platform engineering experience; strong Python and AWS experience; production systems, CI/CD, Docker/Kubernetes, SQL/PostgreSQL, and experience with LLMs or AI-enabled applications.
Python, Amazon Bedrock, Lambda, Glue, S3, IAM, CloudWatch, MWAA, Airflow, CI/CD, Git, Docker, Kubernetes, Terraform, SQL, PostgreSQL, LLM APIs, LangChain, LangGraph, LlamaIndex, Claude Code, GitHub Copilot, Cursor, RDF, OWL, SPARQL, SHACL, FHIR, SNOMED CT, LOINC, RxNorm, ICD-10, CPT, vector databases, embeddings
3w
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Android Software Engineer II
Schaumburg, Illinois, United States
$81k-$117k/yr HybridFull Time
3+ YOE3+ years OO experience with Java/Kotlin, Android app and system debugging, strong software design and algorithms, B.S. in CS or related, experience with AI-assisted development tools and excellent communication.
Java, Kotlin, GitHub Copilot, Microsoft Visual Studio Code, Firebase Crashlytics, Real Time Databases, AOSP, Linux, logcat
2mo
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Software Test Engineer (Oak Brook, IL, US)
Oak Brook, Illinois, United States
$87k-$133k/yr HybridFull Time
2+ YOEBachelor's in engineering with 2+ years in software test for embedded systems; strong Python/MATLAB scripting; test frameworks; CAN/LIN protocols; version control; and defect tracking.
Python, MATLAB, Robot, PyUnit, Pytest, CANalyzer, CANoe, INCA, Git, Azure DevOps, GitLab, GitHub, Polarion, Doors, Jira
1mo
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Software Engineer – Test Equipment (Onsite)
Rockford, Illinois, United States
$87k-$165k/yr OnsiteFull Time
5+ YOEU.S. citizenship required. STEM degree (Bachelors with 5+ yrs or Advanced Degree with 3+ yrs). Experience developing software that interfaces with hardware-based test/HIL/ATE systems; Python, C++, TCL/Bash, Linux/Windows; configuration management and OOD.
Python, TCL, C++, Bash, LabVIEW, Linux, Windows, Automatic Test Equipment (ATE), Hardware-in-the-Loop (HIL)
4d
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Building Automation Software Engineer
Westmont or North America
$86k-$130k/yr HybridFull Time
3+ YOERequires 3+ years in building or industrial automation, controls, systems engineering, or related work; controls logic, troubleshooting, systems integration, programming, analytical, communication, and customer-focused skills.
C#, Python, Visual Basic, Java, C++, Schneider Electric EcoStruxure Building Operation (EBO), Tridium Niagara, HVAC, DDC
5d
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Engineer - Merch Systems
Bolingbrook, Illinois, United States
$88k-$125k/yr HybridFull Time
3+ YOEBachelor's degree or equivalent experience, 3–5 years of software engineering experience, programming and scalable application development expertise, and familiarity with Agile, CI/CD, cloud, DevOps, testing, and debugging.
o9, Blue Yonder, Oracle APEX, Oracle PL/SQL, Atlassian Jira, CI/CD, DevOps, AI-assisted software development tools, generative AI, prompt engineering
2mo
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Fleet Software & Controls Engineering Lead
Oak Brook, Illinois, United States
HybridFull Time
8+ YOE8+ years software/systems engineering experience, production Python, APIs and event-driven systems, real-time/hardware-adjacent software, leadership/mentoring, experience using AI tools and building/orchestrating agents.
Python, GCP, Cloud Run, Pub/Sub, Cloud SQL, WebSockets, DNP3, Modbus, ICCP, LabVIEW
3mo
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Industrial Controls Software Engineer
Oak Brook, Illinois, United States
OnsiteFull Time
7+ YOE7+ years in industrial/automation control systems; strong PLC/PAC/HMI/SCADA experience; architecture leadership; knowledge of IEC 61131-3; familiarity with IoT/edge and cloud-connected controls.
Ignition, Rockwell/Allen-Bradley, Siemens, HMI/SCADA, data historian, CI/CD, Git, containers, IEC 61131-3 languages
1mo
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AI Engineer - Clinical Communication & Workflow Systems
Mount Prospect, Illinois, United States
$120k-$140k/yr OnsiteFull Time
5+ YOE5+ years in ML/data engineering or AI solution development. Bachelor's/Master's in CS/AI/ML (or equivalent), strong Python and SQL skills, experience with TensorFlow/PyTorch, real-time systems, APIs, and software engineering best practices.
Python, SQL, TensorFlow, PyTorch, HL7, FHIR, EHR
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