Senior AWS & Linux Systems Admin

Themis Insight, LLC.; Maryland; On-site; USD 120,000 - 170,000; Full time

Benefits offered by this job

Competitive health plans

401k contributions

Paid time off (holidays & PTO)

Career development programs

Employee referral bonuses

Job summary

Themis Insight, LLC. is seeking a Sr. System Administrator (AWS, Linux) to support IT systems in the Fort Meade, MD vicinity. The role requires strong AWS and Linux skills, including RHEL 9, patching, and VM experience.

The candidate will handle day‑to‑day operations, incident resolution, security compliance, and coordination with ISSO/ISO. Bachelor’s degree plus 10 years SA experience or equivalent is expected.

Qualifications

• Bachelor’s degree in a technical discipline required or four years SA experience substituted for degree.
• Ten years experience as a SA in similar scope is required.
• Four years of ITSM experience required.
• Strong AWS with Linux support experience.
• RHEL 9/Linux patching experience.
• Experience with AWS routing and virtualization.

Responsibilities

• Provide support for implementation, troubleshooting and maintenance of IT systems.
• Configure and manage UNIX, Linux and Windows operating systems and related software.
• Monitor day‑to‑day operations, perform problem diagnosis and resolution for devices and services.
• Implement system patches and ensure patch status is recorded in CMDB/records.
• Coordinate status communications to agency management and internal customers.
• Assist with capacity planning and system performance improvements.
• Support change management processes and collaboration with ISSO/ISO.

Skills

AWS

Linux

RHEL 9

AWS routing

VMs

SQL Server

Education

Bachelor’s degree in a technical discipline

Tools

BigFix

Job description

Themis Insight, LLC. is seeking a Sr. System Administrator (AWS, Linux) to support IT systems in the Fort Meade, MD vicinity. The role requires strong AWS and Linux skills, including RHEL 9, patching, and VM experience.

The candidate will handle day‑to‑day operations, incident resolution, security compliance, and coordination with ISSO/ISO. Bachelor’s degree plus 10 years SA experience or equivalent is expected.