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Principal Engineer / Platforms

Apply Now Full Job Title: Principal Engineer / Platforms Job Number: R2302-35696 Location: Baltimore, Maryland; Remote Date Posted: 03/01/2023


OneMain Financial (OMF) is seeking a Principal Engineer for Platforms to lead our ongoing technology transformation. The Principal Engineer will lead the development of technology solutions for OMF middleware and 3rd party platform integrations, ensuring alignment with business strategies.  This role will drive platform solution approaches which support OMF product teams across the organization.   The Principal Engineers is a hands-on individual contributor, working directly with our leadership and development teams to coordinate, plan, develop and implement consistent and repeatable product solutions.

This role is Hybrid. You should be located within a committable distance to one of our offices located in Baltimore MD, Charlotte NC, Wilmington DE, Evansville IN, Chicago IL, or Irving TX. Candidates outside the posting area will not be considered without a cover letter indicating your willingness to relocate.


  • Provide application architecture direction and guidance to technology and business partners that starts and ends with a focus on delivering actionable recommendations to peers and leadership, so they can adjust policies, products, projects, and solutions to achieve targeted business outcomes.

  • Work with a variety of technologies to design and implement application solutions on Distributed/Legacy Systems, and various on-premises & cloud-native applications with clear concept of 12-factor app, Agile, BDD, Stateless design, APIs, Microservices, IBM zSeries/iSeries, Containerization etc.

  • Provide technical knowledge and experience during the planning, execution, and management of our custom Core application solutions.

  • Work with various teams on developing application development strategy, best practices & patterns, proof of concepts, as well as identifying opportunities to increase efficiency and resiliency throughout the organization.

  • Prepare documentation and messaging necessary for technology to communicate strategies and plans to executive management.

  • Participate in the development efforts around DevOps, Monitoring, Alerting, KPIs, and Testing as it relates to applications.

  • Develop architectural prototypes to reduce risk from new solutions.

  • Provide proper guidance to ensure applications are designed, tested, documented, implemented, enhanced, and maintained according to the enterprise standards and expected service quality.


  • Experience in software product, enterprise and mixed technology environment comprised of large scale, highly integrated systems.

  • 10+ years of full stack and/or middleware software development. Experience with CI/CD, distributed application architecture, architecture trade-off analysis (ATAM), test strategies, technology optimization, and strategic planning.

  • 10+ years working with SCRUM/Agile/iterative methods

  • 7+ years of performing solution and enterprise design with a focus on full stack application development in both a cloud native and on-prem environment

  • 5+ years hands-on cloud, AWS preferred

  • 5+ years architecting high impact, reliable, applications in a responsive design

  • Direct, hands-on experience in these technologies; Java, Angular, Node JS, JavaScript, SQL, NoSQL, Restful API

  • Bachelor's Degree computer science, hard sciences, or engineering is preferred, Master's degree is desirable or equivalent professional experience for either degree

  • Direct, hands-on experience deploying and scaling applications in a containerized platform such as Kubernetes, OpenShift, AWS Elastic Kubernetes Service (EKS)

  • Experience with ELK stack and CI/CD pipeline running on GitLab, Urban Code Deploy is highly desired.

  • Experience with IBM legacy systems (zSeries/iSeries)

  • Demonstrated success introducing new technologies and development methodologies to an engineering team.

  • AWS Certified Developer – Associate or equivalent certification is desirable.

Who we Are

OneMain Financial (NYSE: OMF) is the leader in offering nonprime customers responsible access to credit and is dedicated to improving the financial well-being of hardworking Americans. Since 1912, we’ve looked beyond credit scores to help people get the money they need today and reach their goals for tomorrow. Our growing suite of personal loans, credit cards and other products help people borrow better and work toward a brighter future.

Driven collaborators and innovators, our team thrives on transformative digital thinking, customer-first energy and flexible work arrangements that grow lives, careers and our company. At every level, we’re committed to an inclusive culture, career development and impacting the communities where we live and work. Getting people to a better place has made us a better company for over a century. There’s never been a better time to shine with OneMain.

Because team members at their best means OneMain at our best, we provide opportunities and benefits that make their health and careers a priority. That’s why we’ve packed our comprehensive benefits package for full- and some part-timers with: 

  • Health and wellbeing options for team members and their dependents

  • Up to 4% matching 401(k)

  • Employee Stock Purchase Plan (10% share discount)

  • Tuition reimbursement

  • Continuing education

  • Bonus eligible

  • Paid time off (15 days’ vacation per year, plus 2 personal days, prorated based on start date)

  • Paid holidays (7 days per year, based on start date)

  • Paid volunteer time (3 days per year, prorated based on start date)

  • And more


OneMain Holdings, Inc. is an Equal Employment Opportunity (EEO) and Affirmative Action (AA) employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender perception or identity, national origin, age, marital status, protected veteran status, or disability status.

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