Senior Systems Engineer: Cloud, Security & DevOps Lead

GCI; Warrenton, Tysons (VA, VA); On-site; USD 142,792 - 238,451; Full time

Job summary

GCI is seeking a hands-on Systems Engineer (TS/SCI with Poly Required) to operate on-site in Warrenton, Virginia. The role requires a senior technical leader who can own end-to-end system reliability, performance, and security across cloud and on-prem environments.

Responsibilities include documenting current architectures, designing future-state solutions, and driving modernization initiatives while collaborating with infrastructure, platform, DevSecOps, and data teams.

Qualifications

• Bachelor’s Degree in Computer Science or related technical discipline or equivalent experience.
• Minimum ten (10) years of related systems engineering experience.

Responsibilities

• Perform hands-on systems engineering across network, compute, storage, OS, middleware, databases, and applications.
• Analyze and document as-is infrastructure, platform, and application architectures.
• Lead and execute cloud and on-prem system implementations, migrations, and upgrades.
• Ensure systems meet availability, scalability, performance, security, and compliance requirements.
• Collaborate with software engineers, data scientists, and data analysts; produce runbooks and diagrams.

Skills

Enterprise networking

Linux administration

PKI authentication

Cloud platforms

CI/CD

Security hardening

Observability

Education

Bachelor’s Degree in Computer Science

Tools

Terraform

Ansible

Jenkins

GitHub Actions

CloudFormation

Job description

GCI is seeking a hands-on Systems Engineer (TS/SCI with Poly Required) to operate on-site in Warrenton, Virginia. The role requires a senior technical leader who can own end-to-end system reliability, performance, and security across cloud and on-prem environments.

Responsibilities include documenting current architectures, designing future-state solutions, and driving modernization initiatives while collaborating with infrastructure, platform, DevSecOps, and data teams.