Sr. Security Analyst, Sec Ops

Sr. Security Analyst - Security Operations

DAT Discover your future at DAT Freight & Analytics, where innovation meets impact. For over four decades, DAT has been at the forefront of transportation and logistics, helping businesses move freight with greater efficiency and confidence. We are a technology company that removes uncertainty from freight for truckers, brokers, and shippers every day. Our advanced tools and data intelligence empower professionals to make smarter decisions, optimize costs, and operate more successfully. Through the industry's largest digital freight marketplace and insights derived from over $1 trillion in freight transactions, we provide the mission-critical information that keeps supply chains running smoothly across the country. DAT is proud to be an award-winning workplace that fosters innovation, celebrates success, and values professional growth. With strategic offices in Beaverton, Oregon, Denver, Colorado, Springfield, Missouri, and Bangalore, India, our teams collaborate to solve the transportation industry's most complex challenges. Ready to shape the future of freight technology? Learn more at dat.com/company.

The Opportunity DAT is looking for a Sr. Security Analyst - Security Operations to join our security team. This position can be based in our Seattle, WA office. The Sr. Security Analyst - Security Operations will serve as a senior member of the Security Operations team, responsible for leading daily operational security activities and providing mentorship to junior analysts. This role is central to DAT's ability to detect, investigate, and respond to security incidents. You will be responsible for organizing and maturing the SOC's structure, workflows and operational cadence, while ensuring our security posture is continually improved through monitoring, threat intelligence, and testing.

What You'll Do

• Establish structure and organization within the SOC, including reporting on metrics, ensuring adherence to SLAs, and aligning daily operations with broader security strategy.
• Lead day-to-day Security Operations including alerting, detection, investigation, and incident response activities across the organization.
• Coordinate and triage security alerts and incidents using SIEM, EDR, and other monitoring platforms; ensure timely escalation, investigation, and remediation.
• Leverage threat intelligence feeds and IOCs to improve detection coverage and proactively identify emerging threats relevant to our environment.
• Conduct and coordinate security testing including penetration testing with roadmapped plans to expand to more red/purple team testing to validate defenses.
• Perform root cause analysis of incidents and drive improvements in monitoring and detection to reduce recurrence.
• Develop and refine incident response playbooks and ensure junior analysts are trained on consistent execution.
• Mentor and coach junior security analysts, fostering a culture of continuous learning and operational excellence.

The Skills and Experience You'll Bring

• Team player with communication, organizational, and relationship management skills.
• Self-motivated, with keen attention to detail and excellent judgment skills.
• Expertise in threat detection and investigation tools such as SIEM (Splunk, QRadar, etc.), EDR/XDR solutions, and network monitoring platforms.
• Strong knowledge of threat intelligence integration (IOCs, TTPs, threat feeds) into detection and response workflows.
• Deep working knowledge of hybrid IT systems, networking, co-locations, and cloud environments.
• Deep understanding of incident response frameworks, including NIST and SANS, with ability to perform forensic analysis and post-incident reviews.
• 5+ years of experience in Security Operations, Incident Response, or related cybersecurity functions.
• Professional Certification preferred (e.g., Security +, CEH, CySA, OSCP or equivalent)