Principal Electrical Engineer II Reworld Holding CorpPrincipal Electrical Engineer IIIL$118,700–$169,800 / yearMust have proficiency in developing and understanding One Line/Three Line Diagrams, DC Control Schematics, Wiring diagrams, GA drawings related to interconnections, substations, power plants and electrical aspects of process plants including but not limited to motors, MCCs, PDCs and other electrical equipment. Commissioning/Startup: Provide SME design support to Project Managers on assigned construction projects Provide engineering support for commissioning and installations for assigned design projects.
Principal Electrical Studies Engineer Enercon Services IncPrincipal Electrical Studies EngineerNaperville, IL$140,000–$180,000 / yearOur Principal Electrical Studies Engineer is part of our team of subject matter experts, a specialized group focused on electrical power system studies and in-depth problem-solving for design modification challenges, industry code compliance, and complex power system vulnerabilities. This team supports a variety of dynamic projects across the company, collaborating with clients in industries such as Nuclear Services, Federal Services, Energy (fossil, renewables, and industrial), Power Delivery, Transmission, and Data Centers.
Principal Engineer, Quality Emcore CorporationPrincipal Engineer, QualityTinley Park, IL$120,000–$130,000 / yearFull timeGood communication and group dynamic skills - dealing with customers/suppliers, leading meetings, and interfacing with cross-functional groups within the organization as well as all levels of the organization. Perform Supplier related issues and perform failure analysis and work with cross-functional teams to drive root cause, corrective actions, process variation reduction, and continuous improvement activities.
Principal Electrical Engineer Valdes Architecture & EngineeringPrincipal Electrical EngineerLombard, IL10-15 years of Electrical Engineering experience in Medium/High voltage design and application of switch gear and motor controls within a power distribution or engineering consulting environment. Electrical calculations including short circuit, load flow, arc flash, motor starting, harmonic, device coordination and voltage drop.
Principal Engineer Electronics Northrop Grumman CorpPrincipal Engineer ElectronicsRolling Meadows, IL$108,800–$163,200 / yearThis onsite, full-time position will support engineering efforts associated with testing, maintaining, and identifying improvements / corrective actions for a variety of Electro-optical and Infrared hardware and systems, including Circuit Card Assemblies (CCAs), lasers, infrared sensors, along with an assortment of production test equipment and associated systems. Basic Qualifications for the Principal Engineer Electronics: Bachelor of Science degree in Electrical Engineering, Engineering Technology or related STEM field with a minimum of 5 years of relevant work experience; OR a Master's degree in Electrical Engineering or related engineering discipline within a minimum of 3 years of relevant experience.
Principal Engineer Electronics - Manufacturing Engineering (RF) Northrop Grumman CorpPrincipal Engineer Electronics - Manufacturing Engineering (RF)Rolling Meadows, IL$108,800–$163,200 / yearBasic Qualifications for the Principal Engineer Electronics (RF): Bachelor's degree in Electrical Engineering, Engineering Technology or related STEM field with a minimum of 5 years of relevant work experience; OR a Master's degree in equivalent fields and minimum of 3 years of relevant work experience. Support to Production: Coordinate with Design Engineering, Production technician, Project Management, Manufacturing Engineering, Industrial Engineering, and Quality organizations to test EOIR products and provide solutions to support nonconformance repair procedures.
Principal Engineer - Gas Detection UL Solutions IncPrincipal Engineer - Gas DetectionNorthbrook, IL$142,000–$155,000 / yearWorks in conjunction with and utilizes the resources of the Principal Engineering Manager, Principal Engineering Director, Chief Scientist, Research, Legal, and Operations to completely review the New or Innovative product and develop the appropriate requirements for certification. This position will be responsible for driving consistency, integrity and engineering quality in the establishment and application of UL Solutions product safety certification requirements that are applied by staff located at all involved UL Solutions offices and affiliates globally.
Principal Power Uprate Engineer Enercon Services IncPrincipal Power Uprate EngineerNaperville, IL$130,000–$180,000 / yearDesign Margin Evaluation: Conduct detailed engineering studies to assess available design margins across nuclear plant systems, including reactor core, steam generators, feedwater systems, and electrical infrastructure. In this leadership-level position, you'll leverage your expertise to guide complex engineering projects, mentor junior staff, and contribute to the safe and efficient implementation of power uprates at nuclear facilities.
NewPrincipal Engineer, SCADA Engineering (BESS) InvenergyPrincipal Engineer, SCADA Engineering (BESS)Chicago, IllinoisThis role is accountable for defining and documenting control strategies and data interfaces between substation devices, generation resources, data centers, remote operation centers, and external entities, and for driving reliable data connectivity and control readiness from design, commissioning, and turnover. With 25 years of trusted execution, we deliver reliable, affordable energy through a diverse portfolio that includes natural gas, solar, land-based wind, energy storage, transmission, and domestic manufacturing.
Principal Electrical Engineer Argonne National LaboratoryPrincipal Electrical EngineerLemont, IL$116,250–$181,350 / yearBe proficient in Python, and have development experience in the following technologies: embedded Linux, make utilities, C, C++, shell scripting, client/server applications, network communications, relational databases and user interface design, and web services. Argonne employees, and certain guest researchers and contractors, are subject to particular restrictions related to participation in Foreign Government Sponsored or Affiliated Activities, as defined and detailed in United States Department of Energy Order 486.1A.
Principal Engineer, SCADA Engineering (BESS) Invenergy LLCPrincipal Engineer, SCADA Engineering (BESS)Chicago, IL$155,000–$180,000 / yearThis role is accountable for defining and documenting control strategies and data interfaces between substation devices, generation resources, data centers, remote operation centers, and external entities, and for driving reliable data connectivity and control readiness from design, commissioning, and turnover. Monitor construction progress remotely and via on site visits, support resolution of field issues, attend in person meetings with stakeholders, and provide on-site programming and field support during commissioning when required.
Sr Principal Engineer Embedded Software Northrop Grumman CorpSr Principal Engineer Embedded SoftwareRolling Meadows, IL$138,500–$203,600 / yearPrincipal Manufacturing Test Engineer (RF Systems): Bachelor of Science degree in Electrical and/or Computer Engineering or a related STEM field with a minimum of 8 years relevant work experience; OR a Master of Science (MS) degree in equivalent fields with 6 or more years of relevant work experience. Coordinate with Electrical Design Engineering, Software & Firmware Engineering, Production technician, Project Management, Manufacturing Engineering, Industrial Engineering, and Quality organizations to meet contractual acceptance testing and environmental screening commitments.
Principal Manufacturing Test Engineer (RF Systems) Northrop Grumman CorpPrincipal Manufacturing Test Engineer (RF Systems)Rolling Meadows, IL$108,800–$163,200 / yearNorthrop Grumman Mission Systems sector is looking for a Principal Engineer, Electronics (HW + SW) - Manufacturing Test Engineering (RF Systems) located on-site in Rolling Meadows, IL, with proven embedded software knowledge alongside hardware design and/or troubleshooting experience. Basic Qualifications for the Manufacturing Test Engineer (RF Systems): Bachelor''s degree in Electrical or Computer Engineering or a related STEM field with a minimum of 5 years relevant work experience; Prior experience in design of test equipment or test fixture or prime (self-off) hardware.
Principal Engineer Embedded Software Northrop Grumman CorpPrincipal Engineer Embedded SoftwareRolling Meadows, IL$108,800–$163,200 / yearBasic Qualifications for the Principal Manufacturing Test Engineer (RF Systems): Bachelor of Science degree in Electrical and/or Computer Engineering or a related STEM field with a minimum of 5 years relevant work experience; OR a Master of Science (MS) degree in equivalent fields with 3 or more years of relevant work experience. Coordinate with Electrical Design Engineering, Software & Firmware Engineering, Production technician, Project Management, Manufacturing Engineering, Industrial Engineering, and Quality organizations to meet contractual acceptance testing and environmental screening commitments.
Principal Controls Engineer- Data Center Barry-WehmillerPrincipal Controls Engineer- Data CenterOak Brook, IL$150,000–$220,000 / yearMinimum of 15 years of progressive engineering experience in building automation, electrical power monitoring systems (EPMS), and integrated controls within mission-critical environments-especially data centers-including significant leadership and client-facing responsibilities. Design Group is widely known as an industry leader, recognized as a top system integrator, ranking #9 in the 2025 System Integrator Giants; as a Rockwell Platinum Integrator, the highest designation given to Rockwell partners; and as an Ignition Enterprise Premier Integrator.
Space Sr. Principal Engineer Systems Northrop Grumman CorpSpace Sr. Principal Engineer SystemsRolling Meadows, IL$135,800–$203,600 / yearThe above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate''s experience, education, skills and current market conditions. Our team is chartered with providing the skills, innovative technologies to develop, design, produce and sustain optimized product lines across the sector while providing a decisive advantage to the warfighter.
Principal Instrumentation & Controls Engineer Valdes Architecture & EngineeringPrincipal Instrumentation & Controls EngineerLombard, ILPrincipal Engineers are expected to be leaders of projects and project teams and responsible for managing project man-hour budgets and scheduling of department man-hours. Extensive knowledge of required design codes and the knowledge to establish design criteria and ensure staff is following proper protocol.
Principal Engineer – Azure Cloud Platform Walgreen CoPrincipal Engineer – Azure Cloud PlatformDeerfield, IL$136,000–$231,300 / yearWalgreens has approximately 220,000 team members, including nearly 90,000 healthcare service providers, and is committed to being the first choice for retail pharmacy and health services, building trusted relationships that create healthier futures for customers, patients, team members and communities. Founded in 1901, Walgreens (www.walgreens.com) has a storied heritage of caring for communities for generations, and proudly serves nearly 9 million customers and patients each day across its approximately 8,500 stores throughout the U.S. and Puerto Rico, and leading omni-channel platforms.
Principal Engineer, Database as a Service Allstate Insurance CompanyPrincipal Engineer, Database as a ServiceIL$199,000–$274,000 / yearAI Frameworks, AI Platforms, Amazon Web Services (AWS), Application Programming Interface (API), Business Influence, Database As A Service (DBaaS), Database Engineering, DevOps, Executive Influence, Google Cloud Platform (GCP), Infrastructure As Code (IaC), Kubernetes, Microsoft Azure, Microsoft SQL Server, Oracle Database, People Management, Platform Engineering. As a hands-on technical leader, this individual partners closely with engineering, security, infrastructure, architecture, and product teams to strengthen existing SQL Server and Oracle environments, expand modern database platforms, and improve developer productivity through automation, self-service, and Infrastructure as Code.
Principal Engineer- Permits Lake County CouncilPrincipal Engineer- PermitsLibertyville, ILRemote$94,802.51–$106,653.33 / yearYou can find additional details on our benefits at https://lakecountyil.attract.neogov.com/lake-county-illinois-recruitment-sm/p/benefits and https://www.lakecountyil.gov/2678/Current-Employees . At the Lake County Division of Transportation (LCDOT), youll have the opportunity to make a lasting impact on the community by helping plan, design, and deliver transportation infrastructure projects that improve mobility, safety, and quality of life for residents and visitors throughout the county.