We have other current jobs related to this field that you can find below

  • Principal Platform Engineer

    2 weeks ago

    Chicago, Illinois, United States NinjaTrader Full time

    NinjaTrader is an investor-backed, growth-stage fintech company with an award-winning platform and over 1.5 million users. We are building products and services that empower active traders to easily analyze and react to data from the world's leading financial markets. Located in Chicago, our unique employee-centric company culture is one that our team finds...

  • Principal Engineer- Cloud Platform

    2 weeks ago

    Chicago, Illinois, United States Ahold Delhaize USA Full time

    Address: USA-IL-Chicago-300 South Riverside Plaza Store Code: Greenville Data Center - It Ahold Delhaize USA, a division of global food retailer Ahold Delhaize, is part of the U.S. family of brands, which also includes five leading omnichannel grocery brands - Food Lion, Giant Food, The GIANT Company, Hannaford and Stop & Shop. Ahold Delhaize USA associates...

  • Principal Application Engineer

    4 weeks ago

    Chicago, Illinois, United States Discover Full time

    Discover. A brighter future.With us, you'll do meaningful work from Day 1. Our collaborative culture is built on three core behaviors: We Play to Win, We Get Better Every Day & We Succeed Together. And we mean it - we want you to grow and make a difference at one of the world's leading digital banking and payments companies. We value what makes you unique so...

  • Principal Cybersecurity Engineer

    2 months ago

    Chicago, Illinois, United States Discover Full time

    Discover. A brighter future.With us, you'll do meaningful work from Day 1. Our collaborative culture is built on three core behaviors: We Play to Win, We Get Better Every Day & We Succeed Together. And we mean it - we want you to grow and make a difference at one of the world's leading digital banking and payments companies. We value what makes you unique so...

  • Principal Software Development Engineer, AdTech

    2 months ago

    Chicago, Illinois, United States Expedia Group Full time

    Principal Software Development Engineer, AdTechExpedia's Media Solutions AdTech group is looking for a seasoned Principal Software Development Engineer to envision, drive, and deliver our next-generation advertising marketplace. The successful candidate will bring deep advertising technical knowledge, leadership skills, and a passion for developing solutions...

  • Cloud Platform Engineer

    3 days ago

    Chicago, Illinois, United States InterEx Group Full time

    Cloud Platform Engineer RoleLocation: VariousEmployment Type: Contract to HireWe are seeking two skilled Cloud Platform Engineers to join our organization on a contract-to-hire basis. In this role, you will engage in innovative projects and work alongside a collaborative and forward-thinking team.Essential Qualifications:Expertise in Azure and TerraformSolid...

  • Cloud Platform Engineer

    4 days ago

    Chicago, Illinois, United States InterEx Group Full time

    Cloud Platform Engineer PositionLocation: MultipleContract Type: Contract to HireWe are seeking skilled Cloud Platform Engineers to enhance our team on a contract-to-hire basis. In this role, you will engage in innovative projects and work alongside a collaborative and forward-thinking group.Essential Qualifications:Expertise in Azure and TerraformSolid...

  • Lead Platform Engineering Manager

    3 days ago

    Chicago, Illinois, United States United Airlines Full time

    About United AirlinesThere's never been a more exciting time to be part of United Airlines. We are on a journey to become the premier airline in the aviation industry. Growth OpportunitiesAs we expand, we anticipate hiring tens of thousands of individuals across various sectors of the airline. Benefits and CultureOur careers come with a competitive benefits...

  • Lead Platform Engineering Manager

    3 days ago

    Chicago, Illinois, United States United Airlines Full time

    Exciting Opportunity at United Airlines United Airlines is on a transformative journey to become the premier airline in aviation history. We are expanding our workforce significantly in the coming years, with plans to hire thousands across various sectors of the airline. Our career offerings include a robust benefits package designed to keep our employees...

  • Senior Platform Engineer

    2 weeks ago

    Chicago, Illinois, United States Ahold Delhaize USA Full time

    Address: USA-IL-Chicago-300 South Riverside Plaza Store Code: Infrastructure-Network A great career opportunity Ahold Delhaize USA, a division of Netherlands-based Ahold Delhaize, is the parent company for Ahold Delhaize's U.S. companies, including its local brands, Food Lion, Giant Food, The GIANT Company, Hannaford and Stop & Shop, and the U.S. services...

  • Lead Platform Engineering Manager

    3 days ago

    Chicago, Illinois, United States United Airlines Full time

    Join United Airlines during an exhilarating phase of transformation. Our mission - Connecting People, Uniting the World - extends beyond mere transportation; it embodies our commitment to fostering opportunities in the communities we serve. With a diverse and inclusive workforce, we are poised for significant growth, anticipating the hiring of thousands...

  • Senior Platform Software Engineer

    2 weeks ago

    Chicago, Illinois, United States Braze Full time

    At Braze, we have found our people. We're a genuinely approachable, exceptionally kind, and intensely passionate crew.We seek to ignite that passion by setting high standards, championing teamwork, and creating work-life harmony as we collectively navigate rapid growth on a global scale while striving for greater equity and opportunity – inside and outside...

  • Senior Kafka Platform Engineer

    3 days ago

    Chicago, Illinois, United States United Software Group Inc Full time

    Position: Senior Kafka Platform EngineerLocation: RemoteEmployment Type: Full-TimeRole Overview:The Senior Kafka Platform Engineer will be responsible for the design, deployment, and management of Kafka clusters and Confluent Platform environments.Key Responsibilities:Architect and maintain Kafka producers and consumers to facilitate real-time data ingestion...

  • Senior Kafka Platform Engineer

    3 days ago

    Chicago, Illinois, United States United Software Group Inc Full time

    Position: Senior Kafka Platform EngineerLocation: RemoteEmployment Type: Full-TimeRole Overview:The Senior Kafka Platform Engineer will be responsible for the architecture, deployment, and management of Kafka clusters and Confluent Platform environments.Key Responsibilities:Design and implement robust Kafka infrastructures to support real-time data...

  • Associate Principal, Software Engineer

    4 weeks ago

    Chicago, Illinois, United States OCC Full time

    Who We AreAbout UsThe Options Clearing Corporation (OCC) is the world's largest equity derivatives clearing organization. Founded in 1973, OCC is dedicated to promoting stability and market integrity by delivering clearing and settlement services for options, futures and securities lending transactions. As a Systemically Important Financial Market Utility...

  • Principal Mechanical Engineering Manager

    4 days ago

    Chicago, Illinois, United States Metropolitan Water Reclamation District of Greater Chicago Full time

    Overview Under general supervision, this role involves overseeing and managing professional mechanical engineering tasks while directing the operations of a significant section within the organization. Key Responsibilities The responsibilities outlined below are core functions typical of this classification. They are not intended to be an exhaustive...

  • Principal Application Engineer

    3 weeks ago

    Chicago, Illinois, United States Discover Full time

    Discover. A brighter future.With us, you'll do meaningful work from Day 1. Our collaborative culture is built on three core behaviors: We Play to Win, We Get Better Every Day & We Succeed Together. And we mean it - we want you to grow and make a difference at one of the world's leading digital banking and payments companies. We value what makes you unique so...

  • Principal Architect

    1 month ago

    Chicago, Illinois, United States United Airlines Full time

    Join our Cybersecurity and Digital Risk (CDR) team to help us also become the leading cyber-safe airline in the industry.The Principal Architect Identity&Access Management (IAM) will design a modern IAM platform that delivers secure, reliable, scalable, and performant systems.The Principal Architect is a recognized domain expert in IAM related matters.Leads...

  • Principal CybersecurityEngineer

    2 months ago

    Chicago, Illinois, United States Discover Full time

    Discover. A brighter future.With us, you'll do meaningful work from Day 1. Our collaborative culture is built on three core behaviors: We Play to Win, We Get Better Every Day & We Succeed Together. And we mean it - we want you to grow and make a difference at one of the world's leading digital banking and payments companies. We value what makes you unique so...

  • Senior Principal Engineer in Geotechnics

    3 days ago

    Chicago, Illinois, United States Exponent Full time

    Join Our Dynamic TeamExponent is seeking a talented Principal Engineer with a focus on Geotechnical Engineering to enhance our team. This role is crucial for the growth of our practice and the expansion of our technical capabilities across various locations.Key Responsibilities:Discovering and pursuing new business venturesMaking significant contributions to...

Principal Platform Engineer

2 months ago

Chicago, Illinois, United States NinjaTrader Full time

NinjaTrader is an investor-backed, growth-stage fintech company with an award-winning platform and over 1.5 million users. We are building products and services that empower active traders to easily analyze and react to data from the world's leading financial markets. Located in Chicago, our unique employee-centric company culture is one that our team finds inviting, comfortable and fun. Please visit to learn more about our business.


We are seeking a highly skilled and experienced Principal Engineer to join our Platform team. In this pivotal role, you will help us scale our infrastructure for continuous and programmatic optimization of cloud resources, driving down costs while enhancing performance and utilization. As the senior-most engineer on the platform team, your work will have a profound impact on our core high-throughput, low-latency trading application, directly influencing our business's bottom line.

In this role, you will:

  • Design, implement and evolve our cloud infrastructure to support our applications, services and ever-growing scale.
  • Collaborate with engineering, operations, and security teams to define and implement cloud architecture for moving on-prem. application and services to cloud while maintaining a high bar for security, reliability, and scalability.
  • Enhance monitoring and optimize the cloud infrastructure for performance, cost, and security.
  • Implement and manage CI/CD pipelines for cloud-based applications.
  • Automate cloud operations and infrastructure management tasks using tools such as Terraform.
  • Ensure compliance with security policies and industry standards.
  • Mentor and guide peers and junior engineers in cloud infrastructure and DevOps best practices.

Key Position Requirements:

  • Bachelor's degree in Computer Science, Information Technology, or a related field (or equivalent experience).
  • 10+ years of progressive engineering experience in Site Reliability or adjacent disciplines (Platform, Backend Engineering, etc.).
  • 5+ years of experience in deploying, managing, and supporting modern cloud-based environments and infrastructure like AWS/Azure/GCP, Docker, Kubernetes, IaC, etc.
  • Experience supporting a 24/7 cloud-based environment via on-call.
  • Exceptional troubleshooting, debugging, and diagnostic skills for cloud and web-based technologies using industry standard observability tooling and frameworks.
  • Proven experience in designing, deploying, and managing large-scale cloud infrastructure.
  • Strong scripting skills in languages such as Python, Bash, or equivalent.
  • Deep understanding of web applications and ability to troubleshoot HTTP/HTTPS, WebSockets, TLS, DNS, TCP/IP, and similar protocols.
  • In-depth knowledge of networking, security, and identity management in cloud environments.
  • Familiarity with CI/CD tools such as Jenkins, GitHub Actions, or equivalent.
  • Excellent problem-solving skills and the ability to work under pressure.
  • Excellent communication skills and can articulate a technical problem in a concise manner to non-technical audience.

Our Core Benefits Include:

  • 15 days PTO per year
  • 7 paid holidays annually
  • 401k with Company Match
  • Health, Vision, Dental Coverage
  • Life and Disability Insurance covered 100% by NinjaTrader
  • And more

We are committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender, gender identity or expression, or veteran status. We are proud to be an equal opportunity workplace.