Principal Software Engineering, Information Security

TransUnion's Job Applicant Privacy Notice Personal Information We Collect Your Privacy Choices What We'll Bring: At TransUnion, we have a welcoming and energetic environment that encourages collaboration and innovation we’re consistently exploring new technologies and tools to be agile. This environment gives our people the opportunity to hone current skills and build new capabilities, while discovering their genius. Come be a part of our team – you’ll work with great people, pioneering products and cutting-edge technology. Principal Software Engineering role for a highly skilled and experienced Information Security Developer/Architect to lead the design, development, and implementation of Information Security systems and infrastructure. This role blends deep expertise in cybersecurity architecture and development with hands-on software engineering and DevOps. You will work across multiple Cyber Fusion Engineering functions including Security Analytics Engineering, Attack Surface Management, and Cyber Threat Intelligence and Cybercrime, with a primary focus on building internally developed systems. What You'll Bring: - 10+ years of experience in software development, application architecture, and DevOps. - Experience designing and implementing secure software solutions for cloud-native (AWS, Azure, GCP) and hybrid environments using infrastructure-as-code tools (Harness, Terraform, CloudFormation). - Strong programming skills in languages such as Python, Go, Java, or C/C++/C#. - Deep understanding of secure software development practices and SDLC. - Proven track record developing and implementing security analytics solutions focused on disciplines like threat detection, incident response, and risk mitigation. - Experience with Microsoft Power BI or other data visualization tools. - Experience with modern “Big Data” platforms in the context of a security data lake (ElasticSearch, Amazon Security Lake, Apache Spark, SnowFlake, etc.). - Experience with ETL / Distributed Data Processing Tools (e.g., Cribl, Kafka, AirFlow) - Strong verbal and written communication skills with extensive experience collaborating with and presenting to senior leadership. - Ability to operate autonomously and collaborate effectively in a fast-moving and highly matrixed environment. We'd Love to See: - Degree in Computer Science, Computer Engineering, or related fields. - Hands-on security experience with Security Operations development and implementation, including SIEM, Security Automation, Data Engineering, and Threat Detection. - Experience with operationalizing security telemetry to design and generate metrics for business and technology stakeholders at multiple levels. - Extensive knowledge of the emerging cyber threat landscape and threat actor Tactic, Techniques, an...