Senior Application Security Engineer

Caterpillar Inc.

. Build software solutions that drive automation and security into the application development lifecycle .

Posted 9/22/2026full-timeUnited StatesSenior💰 $112,710 - $183,140 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in integrating security and DevOps practices within the application development lifecycle, with a strong focus on analyzing and remediating security findings. Proficient in guiding software engineers on cybersecurity issues and improving application security maturity through effective communication and collaboration.

Highest-signal resume keywords

Cybersecurity ExperienceCloud Platform Experience (AWS, Azure, GCP, Salesforce)SAST, DAST, Penetration Testing AnalysisOWASP Top 10, MITRE CWE Top 25 KnowledgeProfessional Cybersecurity Certification

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Software EngineeringWeb Application DevelopmentAPI DevelopmentAutomated Defect DetectionSecurity FrameworksSecurity Defect AnalysisApplication Security Maturity ModelsDefect Management ProcessSoftware Development Life CycleSoftware Integration Processes

Soft Skills

Effective CommunicationCritical ThinkingDecision-Making

Tools & Technologies

CodeQLRapid7

Certifications & Qualifications

CompTIA Security+Cloud+CCSKISC2 CSLP

Industry Keywords

CybersecurityDevOpsApplication Development LifecycleSecurity Assurance AssessmentsChicago, IllinoisPeoria, IllinoisDallas, Texas

Tech Stack

Tools & technologies

AWSAzureCloudCyber SecurityGoogle Cloud PlatformSDLC

About the role

Key responsibilities & impact

Build software solutions that drive automation and security into the application development lifecycle
Integrate security and DevOps practices into Caterpillar Digital Applications
Guide software engineers on cybersecurity issues within a portfolio of related applications
Influence security and prioritization decisions at the bug or story level
Analyze, validate, communicate, and consult on security defects from automated and manual sources
Provide security guidance to software engineers, architects, product owners, and leaders
Document decisions and resulting architectures and navigate review and approval processes
Enable and monitor automated defect-detection tooling such as CodeQL and Rapid7
Collect and communicate scope and access information for penetration tests and security assurance assessments
Manage assessment outputs through the Defect Management Process
Consult with software engineers to improve application security maturity using scorecards and maturity models
Author correction-of-error reports in partnership with software engineers

Requirements

What you’ll need

Experience as a software engineer in any language or framework; preference for cybersecurity-related issues
Experience working on a major cloud platform: AWS, Azure, GCP, or Salesforce
Experience analyzing and remediating security findings from SAST, DAST, penetration testing, SCA, and similar sources
Experience using OWASP Top 10, MITRE CWE Top 25, OWASP ASVS, or other industry-standard security frameworks
Experience building or supporting web applications and APIs, including SPAs and RESTful APIs
Professional certification in cybersecurity or software engineering is listed as a qualification, including cloud-provider certifications, CompTIA Security+, Cloud+, CCSK, ISC2 CSLP, or other cybersecurity certifications
Knowledge of decision-making and critical-thinking processes
Effective communication skills
Knowledge of the software development life cycle
Knowledge of software integration processes and functions
Knowledge of software product design and architecture
Must be based in Chicago, Illinois; Peoria, Illinois; or Dallas, Texas
Visa sponsorship is not available
Successful completion of a drug screen is required as a condition of employment

Benefits

Comp & perks

Medical, dental, and vision benefits
Paid time off plan (Vacation, Holidays, Volunteer, etc.)
401(k) savings plans
Health Savings Account (HSA)
Flexible Spending Accounts (FSAs)
Health Lifestyle Programs
Employee Assistance Program
Voluntary Benefits and Employee Discounts
Career Development
Incentive bonus
Disability benefits
Life Insurance
Parental leave
Adoption benefits
Tuition Reimbursement