Senior Cybersecurity Specialist

Career Area:

Technology, Digital and Data

Job Description:

Your Work Shapes the World at Caterpillar Inc.

When you join Caterpillar, you're joining a global team who cares not just about the work we do – but also about each other.  We are the makers, problem solvers, and future world builders who are creating stronger, more sustainable communities. We don't just talk about progress and innovation here – we make it happen, with our customers, where we work and live. Together, we are building a better world, so we can all enjoy living in it.

Senior Cybersecurity Specialist

What You Will Do:

• Conduct proactive threat hunting across Cloud and On‑Prem enterprise environments to identify malicious activity, anomalies, and emerging threats.

• Perform in‑depth investigations using SIEM technologies, leveraging strong query and analysis skills to detect adversary behaviors and indicators of compromise.

• Analyze authentication flows, access patterns, and system telemetry to uncover potential compromise or advanced attacker techniques.

• Utilize cyber threat intelligence, the MITRE ATT&CK framework, and emerging threat research to inform hunting strategies and detection engineering.

• Investigate and respond to high‑impact security incidents, collaborating closely with CSIRT and cross‑functional teams to contain and remediate threats.

• Partner with SIEM administrators, vendors, and offensive cybersecurity teams to enhance threat visibility and detection capabilities.

• Develop and maintain detection logic, contributing to the full detection development lifecycle and identifying opportunities for detection improvements.

• Apply offensive knowledge to strengthen hunting methodologies and validate detection coverage.

• Document findings, investigations, and procedures with strong writing, communication, and operational discipline.

• Support continuous improvement efforts, including planning, operational procedure refinement, and readiness activities within the CSIRT.

• Provide after‑hours support as part of a rotating on‑call schedule, including responding to high‑priority alerts and security incidents.

What You Have:

• Extensive experience operating in a large‑scale, global enterprise cybersecurity environment with complex, distributed infrastructure.

• Advanced threat hunting experience across hybrid environments, including cloud and on‑premises ecosystems, with a strong command of threat hunting methodologies, cyber threat intelligence, and practical application of the MITRE ATT&CK framework to drive hypothesis‑based hunts.

• Expert‑level understanding of incident response operations, including leading investigations, containment and remediation efforts, root cause analysis, and post‑incident improvements.

• Significant experience with enterprise‑grade SIEM platforms, including authoring complex queries, tuning detections at scale, and analyzing high‑volume, diverse telemetry sources.

• Demonstrated experience developing, validating, tuning, and maintaining detections derived from threat hunting findings and real‑world adversary activity.

• Strong documentation, communication, and collaboration skills, with the ability to clearly convey complex technical findings, influence stakeholders, and work effectively across SIEM administrators, security vendors, engineering teams, CSIRT, and executive leadership.

• Experience mentoring or guiding other analysts or hunters, contributing to the maturity and effectiveness of the overall threat detection and response program.

Skills Descriptors:

• Communicating Complex Concepts: Ability to clearly articulate complex threat scenarios, detection logic, and investigation results in concise, audience‑appropriate language.

• Consulting: Experience providing technical guidance and security expertise to internal partners, vendors, or cross‑functional teams.

• Cybersecurity Standards and Policies: Knowledge of developing, interpreting, and applying cybersecurity policies, standards, and procedures across diverse operational environments.

• Adaptability: Comfort adapting to new cybersecurity challenges, emerging threats, and evolving technologies.

• Collaboration: Works effectively with SOC, engineering, offensive security, vendors, and leadership teams.

• Problem‑Solving: Demonstrated ability to identify, analyze, and resolve advanced cybersecurity issues and attacker behaviors.

• Coachability: Ability to coach team members while remaining o