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Cybersecurity Application Developer

Caterpillar

$87,480 - $131,280
Oct 30, 2025
East Peoria, IL, US
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Caterpillar Inc. is seeking a skilled and driven Cybersecurity Application Developer to join their internal development team focused on building and maintaining proprietary cybersecurity web applications to contribute to the digital safety of a global leader in manufacturing and innovation.

Requirements

  • Proficiency in languages like Python, Java, and C++, as well as scripting languages like JavaScript.
  • Strong understanding of security and networking fundamentals, cryptography, and access management.
  • Deep knowledge of web application security, including common vulnerabilities and protection techniques.
  • Familiarity with secure development practices throughout the entire SDLC.
  • Experience with security tools, monitoring, logging, and implementing security automation.
  • Ability to identify and manage security risks and assess digital risk levels.
  • One or more professional certification(s) from an accredited institution (CISSP, CCSP, GWEB, Linux, Python, CISSP, etc.)

Responsibilities

  • Responsible for developing various internal cybersecurity focused web applications to realize and grow our service offering.
  • Partners with product architects in resolving technical matters associated with our product and associated service offerings.
  • Provides daily operational support and maintenance for one or more products needed to deliver the team’s service offerings.
  • Interfaces with internal process partners and vendor support staff to resolve technical issues attributed to products supported by the team.
  • Execute development driven by agile user stories and features for supported products
  • Achieve sprint efficiency and deliver milestone goals.
  • Perform testing during development processes and QA prior to production deployment.

Other

  • Bachelor’s degree in Cybersecurity, Security Engineering/Architecture, Computer Science, or comparable experience.
  • Working knowledge of Caterpillar Cyber Security Policies and Directives
  • Excellent critical thinking, problem-solving, as well as written/verbal communication skills
  • This position is on-site five days a week.
  • Any offer of employment is conditioned upon the successful completion of a drug screen.