Senior IT Security Lead: Azure, Sentinel & Palo Alto

Obayashi Corporation (North American Regional Headquarters); Foster City (CA); On-site; USD 150,000 - 180,000; Full time

Benefits offered by this job

Medical plan

Dental & Vision

Employee assistance

Health Savings Account

Flexible Spending Accounts

Dependent Care FSA

Disability Insurance

Paid holidays

Paid time off

401(k) matching

Job summary

Obayashi Corporation’s North American Regional Headquarters in Foster City is hiring a Senior IT Security Analyst to serve as the hands-on technical lead for the security program. This onsite, full-time role owns daily operations, incident response, and risk management while maturing governance across Azure/M365 and Palo Alto perimeter.

The ideal candidate has 5+ years in security, strong SIEM/EDR experience, and practical knowledge of NIST CSF, ISO 27001, and CIS Controls, with excellent

Qualifications

• 5+ years in IT security with hands-on operations.
• Proven incident response leadership and investigations.
• Experience with SIEM, EDR/XDR, and vulnerability management.

Responsibilities

• Security Monitoring & Incident Response: manage Sentinel, tune detections, and lead end-to-end incident response.
• Vulnerability & Risk Management: run scanning, prioritization, remediation tracking, and risk when evaluating new systems.
• Security Architecture & Engineering: harden Azure/M365 environments and manage Palo Alto firewalls.
• Governance & Compliance: maintain security policies and alignment with requirements.
• Awareness & Enablement: own phishing simulations and mentor staff.

Skills

5+ years IT security experience

SIEM

EDR/XDR

Incident response

NIST CSF

ISO 27001

CIS Controls

Strong communication

Education

Bachelor's degree in Computer Science, Information Security, or related field

Tools

Microsoft Sentinel

Azure

Entra ID

Defender

Purview/DLP

Intune

Palo Alto Networks

Job description

Obayashi Corporation’s North American Regional Headquarters in Foster City is hiring a Senior IT Security Analyst to serve as the hands-on technical lead for the security program. This onsite, full-time role owns daily operations, incident response, and risk management while maturing governance across Azure/M365 and Palo Alto perimeter.

The ideal candidate has 5+ years in security, strong SIEM/EDR experience, and practical knowledge of NIST CSF, ISO 27001, and CIS Controls, with excellent