CareerPlan

Information Systems Security Engineer - ACTIVE SECURITY CLEARANCE REQUIRED

Livermore, CA, usFull-time$176k–$267k2026-11-04 → 2026-11-10
On-siteSecurity clearance required

Core

Provide cyber and technical support for classified networks, standalone systems, and security tools for vulnerability management, patch management, and auditing.

Role type

Senior IC Information Systems Security Engineer (SES.3/SES.4)

Builds

Classified information systems and security solutions for the Field Intelligence Element (FIE)

Domain

National Security / Classified Computing

Deliverable

production ML models | infrastructure

Required skills

Vulnerability remediation, audit of computer logs, security architecture design, compliance verification, risk analysis, incident response, project management, DOE/DoD security policy interpretation, cloud security, AI/LLM security

Preferred skills

CISSP, CISM, SANS Certification, strategic technical leadership, stakeholder negotiation

Technologies

Vulnerability management tools, patch management tools, auditing tools, continuous system monitoring tools, cloud computing environments, large language models (LLMs)

Responsibilities

Author and own comprehensive cyber security document packages; Plan, design, and evaluate complex cybersecurity solutions; Lead incident response; Manage complex security plans and component configurations; Collaborate with customers in the design of computing environments and security management processes; Provide security architecture guidance and oversight; Establish priorities and manage schedules for complex cybersecurity projects

Seniority

Senior, hands-on IC (SES.3) to Principal, strategy & mentorship (SES.4)