Senior Detection & Response Lead, 24/7 Security Operations

Toyota Tsusho Systems US, Inc.; Plano (TX); On-site; USD 120,000 - 180,000; Full time

Job summary

Toyota Tsusho Systems US, Inc. is seeking a Senior Detection and Response Analyst to provide ongoing support to the Regional Security Operations program.

The role requires maintaining 24x7 monitoring and detection services for internal and external clients. Responsibilities include acting as escalation point for security incidents, leading the ID team, triaging threats, and driving improvements in monitoring, incident response, and reporting.

Qualifications

• 4+ years of experience in Security Operations monitoring.
• Experience with Security Operations processes, procedures, and services.
• Experience with cyber security tools such as Sentinel, Splunk, ATP, Symantec End Point, TrendMicro Antivirus, McAfee Web Gateway, Checkpoint Firewalls, Bluecoat, Sourcefire, Active Directory, or relevant cyber security assets.
• Advanced knowledge of network monitoring and network exploitation techniques.
• Strong technical background in security, network, infrastructure, cloud, applications.
• Knowledge of risk assessment tools, technologies and methods.
• Experience with common attack vectors, including advanced adversaries (nation state/financial motivation).
• Knowledge around common web application attacks including SQL injection, cross-site scripting, invalid inputs, and forceful browsing.
• Knowledge of how common protocols and applications work at the network level, including DNS, HTTP, and SMB.
• Tines (or other automation) experience is highly valued.
• Proficient with Microsoft Office & documentation skills (Word, Excel, PowerPoint).

Responsibilities

• Act as the point of escalation for all security incidents; provide expert level feedback regarding current monitoring and ways to improve it
• Assume the role of shift lead as needed, and fulfil this responsibility through leadership and guidance of ID team members, proactively prioritizing, identifying, analyzing and remediating threats
• Ensure that the ID Analysts' daily work activity is completed to the required quality levels and timelines, by verifying that their responsibilities are executed, in accordance with the expectations set by the ID Team Lead
• Triage security incidents and perform in-depth analysis using Cyber Threat Intelligence, intrusion detection systems, firewalls and other boundary protection devices
• Maintain an understanding of the overall threat landscape (cyber, malware, botnets, phishing, DDoS, physical)
• Provide 24x7 coverage to support the RSOC services; Participate in an on-call rotation
• Support Agentic SOC development through providing expert level feedback, tuning, and feature requests for our engineering team to support accurate machine speed response
• Train and mentor team members within the Incident Detection Team
• Improve the effectiveness and efficiency of day-to-day operations
• Assist with service requests from customers and internal teams
• Assist with containment and remediation of threats during incidents. Use an internal ticketing system to track investigated incidents and capture relevant details
• Support Incident Response efforts as needed, including providing counsel, working with the IR team, as well as other involved stakeholders within the organization and customers to drive forward remediation activities
• Conduct threat hunting activities based on internal and external threat intelligence
• Provide expert level feedback regarding current monitoring and ways to improve it
• Improve the effectiveness and efficiency of day-to-day operations
• Create and update daily and monthly reports
• Contributes to the creation of documentation to standardize processes and procedures, including playbooks to improve internal processes and procedures
• Use investigation findings to identify gaps and recommend security posture improvements
• Identify, recommend, coordinate, and deliver timely knowledge to support teams

Skills

Security monitoring

Threat analysis

Incident response

Communication

Automation (Tines)

Microsoft Office

Education

Bachelor's degree in Cybersecurity/IT/CS or related

GCIA, GCFA, GCIH, CASP certifications (plus)

Tools

Sentinel

Splunk

ATP

Symantec Endpoint

TrendMicro Antivirus

McAfee Web Gateway

Checkpoint Firewalls

Blue Coat

Sourcefire

Active Directory

Job description

Toyota Tsusho Systems US, Inc. is seeking a Senior Detection and Response Analyst to provide ongoing support to the Regional Security Operations program.

The role requires maintaining 24x7 monitoring and detection services for internal and external clients. Responsibilities include acting as escalation point for security incidents, leading the ID team, triaging threats, and driving improvements in monitoring, incident response, and reporting.