senior lead software engineer Jobs in illinois

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Engineer, Sr Design

Constellation Energy

Warrenville, Illinois, USA

Full-time

WHO WE ARE As the nation's largest producer of clean, carbon-free energy, Constellation is focused on our purpose: accelerating the transition to a carbon-free future. We have been the leader in clean energy production for more than a decade, and we are cultivating a workplace where our employees can grow, thrive, and contribute. Our culture and employee experience make it clear: We are powered by passion and purpose. Together, we're creating healthier communities and a cleaner planet, and our

Principal OR Sr. Principal Electronics Engineer - Payloads Field Service Engineer

Northrop Grumman

Remote or Oak Harbor, Washington, USA

Full-time

RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time Description At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to s

Dotnet Developer

GNRSystems

Bloomington, Illinois, USA

Contract

We are seeking a highly skilled and experienced Senior .NET Developer for a hybrid position based in Bloomington, Illinois. The ideal candidate will have a strong background in full-stack .NET development, working with enterprise applications, and modern software development practices. This role is W2 only and requires 3 days onsite presence weekly. Key Responsibilities:Design, develop, test, and maintain scalable .NET applications. Work across the full stack, including C#, ASP.NET Core, REST AP

Engineer, Sr Staff Fuels

Constellation Energy

Warrenville, Illinois, USA

Full-time

WHO WE ARE As the nation's largest producer of clean, carbon-free energy, Constellation is focused on our purpose: accelerating the transition to a carbon-free future. We have been the leader in clean energy production for more than a decade, and we are cultivating a workplace where our employees can grow, thrive, and contribute. Our culture and employee experience make it clear: We are powered by passion and purpose. Together, we're creating healthier communities and a cleaner planet, and our

Kogito Technical Lead - Remote

MSYS Inc.

Remote

Contract, Third Party

Title: Kogito Technical Lead - Remote Location: Remote Length:6-8 Months Description: Webcam interview Long term project Remote Job Summary: We are seeking an experienced Kogito Technical Lead / Senior Developer to join our engineering team. This role is responsible for designing, developing, and deploying cloud native applications using the Kogito framework for process automation and decision management. You will collaborate closely with cross functional teams to implement robust and scalabl

Senior Security Engineer, Detection & Response

Rippling

Remote

Full-time

About Rippling Rippling gives businesses one place to run HR, IT, and Finance. It brings together all of the workforce systems that are normally scattered across a company, like payroll, expenses, benefits, and computers. For the first time ever, you can manage and automate every part of the employee lifecycle in a single system. Take onboarding, for example. With Rippling, you can hire a new employee anywhere in the world and set up their payroll, corporate card, computer, benefits, and even

Network Operations Engineer Senior- Principal (L2 NOC)

American Electric Power

Remote or Columbus, Ohio, USA

Full-time

Job Posting End Date 07-29-2025 Please note the job posting will close on the day before the posting end date Job Summary Part of a larger team delivering high quality Computer, Network, Storage and End-User Infrastructure technology solutions, on-going support to the business. Independently completes infrastructure project assignments. Plan, research, evaluate, design, and engineer the enterprise's technology infrastructure. Provide technical support and troubleshooting, cost estimates, justif

Engineer, Sr Design

Constellation Energy

Warrenville, Illinois, USA

Full-time

WHO WE ARE As the nation's largest producer of clean, carbon-free energy, Constellation is focused on our purpose: accelerating the transition to a carbon-free future. We have been the leader in clean energy production for more than a decade, and we are cultivating a workplace where our employees can grow, thrive, and contribute. Our culture and employee experience make it clear: We are powered by passion and purpose. Together, we're creating healthier communities and a cleaner planet, and our

Senior Principal Systems Safety Engineer (Hybrid)

RTX Corporation

Remote or Cedar Rapids, Iowa, USA

Full-time

Date Posted: 2025-05-12 Country: United States of America Location: HIA32: Cedar Rapids, IA 400 Collins Rd NE , Cedar Rapids, IA, 52498-0505 USA Position Role Type: Hybrid U.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued security clearance is required.Security Clearance: DoD Clearance: Secret Collins Aerospace is seeking an experienced System Safety Engineer within our Missions Systems organization. This engineer will b

Duck Creek Tech Lead

Aroha Technologies

US

Contract, Third Party

Job Description: Job Title: Duck Creek Technical Lead/ Sr. Developer Location: Remote Type: [Short-Term Contract (Potential for Long-Term)] Job Description: We're looking for a strategic Duck Creek technical expert who will drive delivery excellence on key client programs while also helping grow our Duck Creek competency and practice in the U.S. This individual will play a pivotal role in large-scale Duck Creek implementations - especially around complex P&C products (Personal and

Engineer, Sr Staff Fuels

Constellation Energy

Warrenville, Illinois, USA

Full-time

WHO WE ARE As the nation's largest producer of clean, carbon-free energy, Constellation is focused on our purpose: accelerating the transition to a carbon-free future. We have been the leader in clean energy production for more than a decade, and we are cultivating a workplace where our employees can grow, thrive, and contribute. Our culture and employee experience make it clear: We are powered by passion and purpose. Together, we're creating healthier communities and a cleaner planet, and our

Lead/Senior Full Stack Engineer (Node & React) with AI/ML

iSpace, Inc

Remote

Contract

Only on W2, NO C2C/1099 Title: Lead Full Stack Engineer (Node & React) with AI/ML Position type: 12+ Months contract to start (could go for over 1-2 years) Location: Remote Top Skills: Node. JS, React, State Management, MySQL, AWS, Docker, Kubernetes, Open AI/Chat GPT, lead experience with both onshore and offshore. Qualifications: 7+ years of experience building complex web applications.Solid work experience using component-based development on the client side.Proficiency with front-end techn

Senior Infrastructure Engineer

U-Haul International, Inc

Remote or Phoenix, Arizona, USA

Full-time

Location: 2727 N Central Ave, Phoenix, Arizona 85004 United States of America U-Haul is seeking an experienced Senior Infrastructure Engineer with a strong background in Kubernetes, Automation, Linux, Scripting, and Load Balancing. Primary Responsibilities: Take ownership of assigned projects and actively drive them to completion. Leverage new and existing technologies to help Teams achieve their automation goals. Proactively evaluate the security of new and existing solutions. Work with secur

Senior Principal Machine Learning Engineer-AI (FULLY REMOTE)

Splunk Inc.

Remote or San Jose, California, USA

Full-time

Description Join us as we pursue our disruptive new vision to make machine data accessible, usable and valuable to everyone. We are a company filled with people who are passionate about our product and seek to deliver the best experience for our customers. At Splunk, we're committed to our work, customers, having fun and most importantly to each other's success. Learn more about Splunk careers and how you can become a part of our journey! Role: As the Senior Principal Machine Learning Enginee

Engineer, Sr Staff Fuels

Constellation Energy

Warrenville, Illinois, USA

Full-time

WHO WE ARE As the nation's largest producer of clean, carbon-free energy, Constellation is focused on our purpose: accelerating the transition to a carbon-free future. We have been the leader in clean energy production for more than a decade, and we are cultivating a workplace where our employees can grow, thrive, and contribute. Our culture and employee experience make it clear: We are powered by passion and purpose. Together, we're creating healthier communities and a cleaner planet, and our

Associate Director, Software Engineering, EDM/ETL

S&P Consultants

Remote or New York, New York, USA

Full-time

About the Role: Grade Level (for internal use): 12 About the Role: Sr. Lead Software Developer - Enterprise Data Management The Team: We are seeking a highly skilled Lead Enterprise Data Management (EDM) Software Developer to join our dynamic team. This role will provide technical leadership in building, enhancing, and optimizing our enterprise data management solutions. The Lead Developer will ensure efficient data processing, governance, and integration across multiple platforms. The ideal

Senior Site Reliability Engineer, Atlas

mongoDB, inc

Chicago, Illinois, USA

Full-time

MongoDB's mission is to empower innovators to create, transform, and disrupt industries by unleashing the power of software and data. We enable organizations of all sizes to easily build, scale, and run modern applications by helping them modernize legacy workloads, embrace innovation, and unleash AI. Our industry-leading developer data platform, MongoDB Atlas, is the only globally distributed, multi-cloud database and is available in more than 115 regions across AWS, Google Cloud, and Microsoft

Engineer, Sr Staff Fuels

Constellation Energy

Warrenville, Illinois, USA

Full-time

WHO WE ARE As the nation's largest producer of clean, carbon-free energy, Constellation is focused on our purpose: accelerating the transition to a carbon-free future. We have been the leader in clean energy production for more than a decade, and we are cultivating a workplace where our employees can grow, thrive, and contribute. Our culture and employee experience make it clear: We are powered by passion and purpose. Together, we're creating healthier communities and a cleaner planet, and our

Frontend Engineering Manager, Stripe Dashboard

Stripe

Remote or Chicago, Illinois, USA

Full-time

Who we are About Stripe Stripe is a financial infrastructure platform for businesses. Millions of companies-from the world's largest enterprises to the most ambitious startups-use Stripe to accept payments, grow their revenue, and accelerate new business opportunities. Our mission is to increase the GDP of the internet, and we have a staggering amount of work ahead. That means you have an unprecedented opportunity to put the global economy within everyone's reach while doing the most important

AWS Engineer

Axiom Global Technologies, Inc.

Remote

Contract

We're looking for a talented and experienced Senior AWS Engineer to join our team. In this role, you'll be instrumental in designing, developing, and implementing robust and scalable backend solutions, with a strong focus on data processing, API development, and AWS cloud infrastructure. If you're passionate about building high-performance systems and have a solid understanding of modern cloud architectures, we encourage you to apply! Key Responsibilities: Design and develop data-driven solutio