Security Engineer

Job overview

The Security Engineer role is based in Fuse’s San Leandro, CA office; the posting says candidates must be based there or willing to work from the office. Compensation is not specified. The role supports Fuse’s mission to accelerate the transition to fusion energy while safeguarding humankind. As the company’s first dedicated security engineer, this role establishes security strategy and technical controls across cloud infrastructure, software development, control systems, and data pipelines. It partners with IT and engineering to reduce risk, strengthen detection and response, and build security practices as the company grows.

What you'll do

• Own security posture for AWS infrastructure managed with Terraform and Spacelift, including IAM review, secrets management, and network segmentation
• integrate security into software development and CI/CD
• assess and secure control systems and data collection infrastructure
• operate monitoring and detection tools and triage alerts
• define access-control standards and MDM security baselines
• lead incident response
• track security risks and prepare for relevant compliance frameworks
• conduct security-awareness efforts.

What we're looking for

Skills & competencies

security engineer

san leandro ca

fuse

cloud security

aws

terraform

devsecops

control systems security

incident response

iam

security monitoring

occasional travel

Work arrangement

• Weekend coverage required

Benefits & perks

• Medical, dental, and vision coverage
• relocation assistance for roles that require it
• flexible time off
• paid holidays
• supportive leave policies
• paid leave for new parents
• 401(k)
• and meals at San Leandro and Napierville facilities.

Why this role

The posting requires four or more years in security engineering spanning cloud security and application or DevSecOps work, hands-on AWS and Terraform experience, and identity-security and monitoring experience. It requires availability for incident response outside standard business hours when needed and occasional travel to other Fuse locations. Benefits include medical, dental, and vision coverage, flexible time off, paid holidays, parental leave, and a 401(k) plan.

About the employer

Fuse is hiring for this role. Industry: Engineering Services. Sector: 54.