Senior Cybersecurity Operations & Incident Response Engineer

LG Energy Solution; Westborough (MA); On-site; USD 120,000 - 170,000; Full time

Benefits offered by this job

100% employer sponsored medical,Dental

Vision insurance

Life and disability insurance

Job summary

LG Energy Solution Vertech is seeking a Cybersecurity Specialist III to drive enterprise security operations across our US-based estate. You will triage alerts, perform root cause analysis, and craft precise incident documentation while coordinating remediation with engineering teams.

The role emphasizes SIEM tuning, vulnerability management, EDR, and cloud security in AWS, with a focus on IAM and access controls. Open to qualified applicants within the United States.

Qualifications

• Minimum 4 years of hands-on security operations experience.
• Experience with incident response, alert triage, and root-cause analysis.
• Hands-on SIEM experience with writing and tuning queries.
• Experience with AWS security services and IAM, logging, monitoring.

Responsibilities

• Serve as first responder to security alerts and determine response paths.
• Investigate incidents to root cause using host, network, identity, and cloud data.
• Document incident timelines, indicators, actions, and findings.
• Lead containment and remediation with engineering teams.
• Participate in on-call security rotation.

Skills

Incident response

SIEM analysis

Vulnerability management

EDR / endpoint security

AWS security

IAM / SSO / MFA

Security governance

Education

Bachelor’s degree in Cybersecurity, Computer Science, Information Technology, or related field

AWS Certified Security – Specialty / GIAC / CompTIA certifications

Tools

Microsoft Sentinel

Splunk

Elastic

Job description

LG Energy Solution Vertech is seeking a Cybersecurity Specialist III to drive enterprise security operations across our US-based estate. You will triage alerts, perform root cause analysis, and craft precise incident documentation while coordinating remediation with engineering teams.

The role emphasizes SIEM tuning, vulnerability management, EDR, and cloud security in AWS, with a focus on IAM and access controls. Open to qualified applicants within the United States.