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Operational Test Engineer

Chicago,IL

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797 Operational Test Engineer jobs in Chicago,IL

New, Posted 6 hours ago
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Process Simulation Twin & Optimization Engineer - Refinery Experience Only

Aramco

Chicago, IL 60290

Onsite

  • You must hold a Bachelor's degree in Chemical Engineering.
  • You will have a minimum of 15 years of experience in Process Simulations, Online Modeling, or Real-Time Optimization (preferably ROMeo).
  • You will be able to Demonstrate expertise in process engineering and flowsheet-based processes simulation.
  • You will have comprehensive understanding of refinery facilities, feedstock/product movements, margins, giveaways, process yields, and mass and energy balances.
  • Demonstrated experience connecting simulations to live data sources (Data Historians, OPC, etc.).
  • Strong understanding of data reconciliation, model tuning, and dealing with gross errors in industrial data is also required.
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New, Posted 12 hours ago
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Reliability Engineer

Advanced Technology Services

Chicago, IL 60642

New, Posted 15 hours ago
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Lead Software Engineer, Warehouse Management

Crate & Barrel

Northbrook, IL 60062

Remote

  • 8+ years of professional software development experience
  • Bachelor's degree in Computer Science, Software Engineering, or a related field (or equivalent practical experience)
  • Strong proficiency in one or more relevant programming languages, .NET and C#
  • Proven experience leading the delivery of complex software solutions in an agile environment
  • Fluency in Kubernetes/AKS and advanced SDLC/GitOps practices (blue/green, canary, observability stack design)
  • Experience integrating with cyber-physical systems (robots, ASRS, IoT) including secure service communication and latency domain orchestration
  • Deep knowledge of WES/WMS, supply chain automation, and multi‑site orchestration for high‑availability logistics or manufacturing systems
  • Experience with cloud platforms (e.g., AWS, Azure, GCP) and related technologies
  • Understanding of CI/CD pipelines and DevOps practices
  • Expertise in designing domain‑driven microservices (stateful/stateless), eventing patterns (sourcing, idempotency, replay), and high‑volume, low‑latency systems
  • Ability to build AI/ML inference systems, model-serving APIs, and recommendation pipelines with full auditability and lifecycle management
  • Proven track record of modernizing legacy systems using strangler patterns and decomposing monoliths in complex operational environments
  • Deep understanding of software architecture principles, design patterns, and system scalability
  • Strong problem-solving, analytical, and debugging skills
  • Strong communication, collaboration, and interpersonal skills
  • Strong technical leadership skills with the ability to set technical vision and guide a team
  • Actively participate in and champion team ceremonies contributing to the successful delivery of sprint goals and continuous process improvement
  • Stay up-to-date with the latest technologies and trends, proactively identifying opportunities for improvement and innovation within the engineering processes and technology stack
  • Mentor and guide junior and mid-level engineers, fostering their technical growth, providing constructive feedback, and promoting a collaborative team environment
  • Tackle complex technical challenges, troubleshoot issues, and provide innovative solutions
  • Conduct thorough and constructive code reviews to ensure code quality and knowledge sharing within the team
  • Establishes and champions high standards for knowledge management within the team, ensuring clear, comprehensive, and easily accessible documentation for all developed features and solutions
  • Provide strong technical leadership and guidance to the software engineering team, setting the technical vision and ensuring alignment with product goals
  • Lead the design, development, and deployment of complex software solutions, taking ownership of technical deliverables from conception to launch, within an iterative development process
  • Ability to work in a fully remote environment
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Nuclear Engineer

U.S. Navy

Stickney, IL 60402

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Cost Engineering & Sourcing Strategy Analyst

Ace Hardware Corporation

Oak Brook, IL 60523

$88,400-$110,700/yr
~ 27 min OnsiteChildcare AssistanceEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

  • Bachelor's degree or graduate degree preferred
  • Experience: Minimum of 3-5 years' prior work experience
  • Experience developing creative solutions that provide win-win outcomes in difficult or ambiguous situations
  • Proficient in the use of Microsoft Office Suite
  • Intermediate to advanced Excel skills with a passion for discovering answers and insights
  • Experience with sourcing software (Coupa, Jaggaer, etc) a plus
  • Able to interpret complex, large volume and sometimes contradictory data to develop fact-backed insights and strategies
  • Demonstrated analytic abilities with an emphasis on critical thinking, root cause analysis, and problem solving required
  • Ability to collaborate effectively in a cross functional team setting to share insights, co-create outputs and iterate with speed
  • Demonstrated self-starter and ability to semi-independently run analysis to drive to answers
  • Clear, proactive and collaborative communicator
  • Can tactfully address issues with internal and external business partners
  • Demonstrates poise, composure, presence, communication skills and an understanding of key data drivers to establish rapport and respect with negotiation partners
  • Experience working in Manufacturing, engineering, commodity trading, sourcing, analytics, forecasting, merchandising, product design, category management, consulting, project management
  • Able to work in roles involving cross-functional collaboration with Merchandising, Category Management, Finance and Pricing
  • Education: Applicable fields of study include but are not limited to: Business, economics, engineering, analytics, mathematics, data science, supply chain, purchasing, merchandising, manufacturing, product design
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New, Posted 11 hours ago
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Quality Technician

Ecolab

Glenwood, IL 60425

$30/hr
~ 44 min OnsiteChildcare AssistanceEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

  • High School diploma or equivalent
  • 3 years of experience in an equipment assembly or electrical-related assignment
  • 3 years of experience working on industrial equipment utilizing computerized (PLC) control systems to perform process operations
  • Experience using hand and power tools and basic size/weight measuring devices
  • Experience using electrical process calibration tools, including multi-meters, signal generators, and amprobes
  • Experience with low voltage AC (<600VAC) and DC (<50VDC) circuit assembly
  • No Immigration Sponsorship available for this opportunity
  • This position requires regularly lifting and carrying 50lbs
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New, Posted 1 day ago
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Reliability Engineer – OnePay

Synchrony Financial

Chicago, IL 60695

Remote

  • Bachelor's degree and a minimum of 3 years of relevant experience in application development, reliability engineering, systems engineering, and/or production application support (or equivalent practical experience) or in lieu of degree, High School/GED and 5+ years of relevant experience.
  • Good understanding of the nature of distributed systems and cloud providers.
  • Solid understanding of cloud concepts such as containerization, message queues, load balancing, data replication, and HA patterns.
  • Understanding of IT application support processes, including incident management, problem resolution, and operational/support metrics used for decision-making.
  • Knowledgeable in UNIX Operating System fundamentals.
  • Familiar with network programming concepts and protocols.
  • Proficiency in DevOps concepts and Site Reliability Engineering (SRE) principles, including automation, monitoring, and reliability best practices.
  • Hands-on experience with scripting/automation in at least one language such as Python, Bash, JavaScript, PowerShell, Go, or similar.
  • Familiar with one or more configuration automation/tools such as Terraform, Ansible, Puppet, Chef, etc.
  • Understanding of the infrastructure of the applications supported.
  • Working knowledge of SDLC and Agile methodologies such as Scrum and Kanban.
  • Strong communication skills (verbal and written) and ability to interact with multiple audiences including developers, managers, and senior executives.
  • Customer-focus mindset; self-driven, detail-oriented; strong organizational and time management skills; operates with limited supervision.
  • Well-developed analytical and problem-solving skills.
  • Continuously seeking opportunities to enhance products/services through process improvements.
  • Ability and flexibility to travel for business as required
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Senior Associate, Cloud Engineering - CMDB

KPMG

Chicago, IL 60629

OnsiteHealth InsuranceRetirement Benefit

  • Minimum three years of recent experience in IT infrastructure technology management and architecture including IaaS/PaaS/DevOps cloud transformation programs and infrastructure automation, prior system/storage; admin/engineering experience and consulting experience; four years of cloud strategy, migration, and transformation leadership including cloud services (IaaS/PaaS) implementation & migration, including Azure or AWS
  • Bachelor's degree in Computer Sciences from an accredited college/university
  • Must be authorized to work in the U.S. without the need for employment-based visa sponsorship now or in the future. KPMG LLP will not sponsor applicants for U.S. work visa status for this opportunity (no sponsorship is available for H-1B, L-1, TN, O-1, E-3, H-1B1, F-1, J-1, OPT, CPT or any other employment-based visa)
  • Ability to travel as needed
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Structural Engineer

Constellation Energy

Berwyn, IL 60402

~ 20 min OnsiteHealth InsurancePaid Time OffRetirement Benefit

  • Bachelor&rsquos; degree in Engineering (Chemical, Civil/Structural, Electrical, Industrial, Mechanical or Nuclear)
  • Bachelor&rsquos; degree in Engineering (Chemical, Civil/Structural, Electrical, Industrial, Mechanical or Nuclear) with 2 years of nuclear or related engineering experience
  • Bachelor&rsquos; degree in Engineering (Chemical, Civil/Structural, Electrical, Industrial, Mechanical or Nuclear) with 5 years of nuclear experience or related engineering experience
  • Maintain minimum access requirements or unescorted access requirements, as applicable, and favorable medical examination and/or testing in accordance with position duties
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Drafter / AutoCAD Technician / Project Engineer

SG Metal & Glass

Chicago, IL 60647

$40,000-$70,000/yr
OnsiteHealth InsurancePaid Time OffRetirement Benefit

  • AutoCAD Proficiency
  • Minimum of 2 years of experience in commercial construction drafting or project engineering
  • Advanced proficiency in AutoCAD with a proven ability to interpret complex architectural and structural drawings
  • Demonstrated understanding of how glazing or facade systems are coordinated, fabricated, and installed
  • Strong organizational skills necessary for managing multi-phase project documentation and strict deadlines
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