Linux Systems Engineer — IAM & AWS, TS Clearance

FANTOM CORPORATION; Chantilly (VA); On-site; USD 110,000 - 150,000; Full time

Job summary

Fantom Corporation is seeking a Linux Systems Engineer to support a mission-critical IAM environment across Linux and AWS infrastructure. You will provide lifecycle systems engineering and hands-on operations while collaborating with development, operations, and customer-facing teams.

The ideal candidate has a strong Linux background, hands-on AWS experience, and the ability to work across development, operations, and customer-facing technical teams.

Qualifications

• Active Top Secret Clearance required prior to start.
• Bachelor’s degree with 2–4 years of relevant experience, or Master’s degree with less than 2 years of relevant experience.
• Strong Linux systems administration and infrastructure management experience.
• Two+ years of AWS experience (EC2, S3).
• Experience troubleshooting network issues across OSI layers 4–7.
• Familiarity with system engineering documentation, including diagrams and data flows.
• Experience with Jira, Confluence, and Bitbucket.

Responsibilities

• Provide technical support for Tier II personnel and resolve customer-facing system and access issues.
• Perform root cause analysis (RCA), troubleshoot operational issues, and implement mitigation strategies.
• Monitor system health, user metrics, performance, and operational availability.
• Develop scripts and playbook-based automation to support recurring operational tasks.
• Manage and maintain COTS and GOTS software across multiple environments.
• Partner with enterprise services teams to maintain security and application compliance.
• Troubleshoot network and identity/access issues across complex environments.
• Analyze system workflows and identify performance bottlenecks and opportunities for improvement.
• Document technical findings and communicate issues and resolutions to development and operational teams.

Skills

Linux systems administration

AWS

Troubleshooting

Automation scripting

Jira

Confluence

Bitbucket

Security+ certification

Education

Bachelor’s degree with 2–4 years of relevant experience

Master’s degree with less than 2 years of relevant experience

Tools

Jira

Confluence

Bitbucket

Job description

Fantom Corporation is seeking a Linux Systems Engineer to support a mission-critical IAM environment across Linux and AWS infrastructure. You will provide lifecycle systems engineering and hands-on operations while collaborating with development, operations, and customer-facing teams.

The ideal candidate has a strong Linux background, hands-on AWS experience, and the ability to work across development, operations, and customer-facing technical teams.