OneMain Financial

Senior Engineer – Cybersecurity Application Security

OneMain Financial  •  United States (Onsite)  •  2 hours ago
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Job Description

Key Responsibilities

  • Implement, administer, and continuously improve application security tooling supporting secure software development.
  • Integrate security testing and security controls into software delivery pipelines and engineering workflows.
  • Develop, maintain, and enhance application security standards, policies, procedures, documentation, and operational guidance.
  • Analyze security findings, operational metrics, and compliance trends to identify improvement opportunities and areas of elevated risk.
  • Partner with engineering teams to improve security adoption and enable secure-by-design and secure-by-default development practices.
  • Support secure SDLC governance, vulnerability management, and remediation tracking activities.
  • Collaborate with cybersecurity, architecture, platform, and engineering stakeholders to improve overall application security maturity.
  • Contribute to security automation initiatives that increase operational efficiency and reduce manual effort.
  • Support the secure implementation of emerging software development practices, including AI-assisted development workflows.

Required Qualifications

  • Bachelor's degree in Cybersecurity, Computer Science, Information Technology, Engineering, or a related field.
  • 5+ years of application security engineering experience.
  • Experience implementing and administering application security platforms, including SAST, DAST, SCA, IAST, container security, API security testing, and software supply chain security capabilities.
  • Experience securing APIs across the development lifecycle, including API discovery, authentication and authorization validation, schema and contract testing, abuse-case analysis, OWASP API Security Top 10 risks, and remediation guidance.
  • Experience integrating security tooling and automated security controls into CI/CD pipelines using infrastructure-as-code (IAC).
  • Experience supporting secure SDLC governance, policy enforcement, compliance reporting, and remediation management.
  • Working knowledge of application security principles, secure coding practices, OWASP Top 10 risks, and common vulnerability remediation techniques.
  • Experience developing and maintaining technical standards, procedures, policies, and security documentation.
  • Strong written and verbal communication skills with the ability to influence technical stakeholders.
  • Ability to independently manage moderately complex security initiatives and contribute to broader cybersecurity objectives.

Preferred Qualifications

  • Industry certifications such as CSSLP, GSEC, CISSP, GWAPT, or similar.
  • Experience supporting financial services, banking, or other highly regulated environments.
  • Experience assessing, implementing, and governing security controls for AI-assisted software development workflows, including secure use of code-generation tools, prompt and output handling, developer guardrails, and risk monitoring.
  • Experience with security automation, scripting, and workflow orchestration.
  • Experience creating executive, engineering, or operational security metrics and dashboards.

OneMain Holdings, Inc. is an Equal Employment Opportunity (EEO) employer. Qualified applicants will receive consideration for employment without regard to age, ancestry, citizenship status, color, creed, culture, disability, ethnicity, gender, gender identity or expression, genetic information or history, marital status, military status, national origin, nationality, pregnancy, race, religion, sex, sexual orientation, socioeconomic status, transgender or on any other basis protected by law.

OneMain Financial

About OneMain Financial

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. We look beyond credit scores to help people get the money they need today and reach their goals for tomorrow. Our growing suite of personal loans and auto loans, credit cards and financial wellness products like Trim and Credit Worthy by OneMain Financial® help people borrow better and work toward a brighter future.

In our 1,300+ branches and across the U.S., join almost 9,000 team members helping millions of customers solve critical financial needs, including debt consolidation, home and auto repairs, medical procedures, extending household budgets or something else people might need. Together, we meet customers where they want to be — in person, by phone and online.

Find your place in our Most Loved Workplace with a recognized focus on supporting Volunteerism, Diversity and Veterans. Every day, be part of our mission-driven culture committed to inclusion and respect, career growth and impacting the communities where we live and work. There’s never been a better time to shine with OneMain.

Loans offered by OneMain Financial Group, LLC (NMLS# 1339418 – nmlsconsumeraccess.org; onemainfinancial.com/legal/disclosures.

Industry
Finance & Insurance
Company Size
5,001-10,000 employees
Headquarters
Baltimore , MD
Year Founded
1912
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