Senior System Administrator (Secret DoD) — Onsite, 24x7

Relha LLC; Atlanta, Northern (GA, KY); Hybrid; USD 87,000 - 165,000; Full time

Benefits offered by this job

Medical, dental, vision

401(k) match

Paid time off

Job summary

RTX is seeking an IT Systems Administrator to support a DoD environment in a 100% onsite role in Atlanta. You will manage Windows and Linux systems, Active Directory, VMware, and networking, ensuring compliant asset lifecycles and robust security practices.

You will image, deploy, and maintain IT assets, resolve end-user issues, and work with Cybersecurity to meet DoD requirements. Travel up to 10% may be required.

Qualifications

• Typically requires a University degree or equivalent experience and a minimum of 5 years of prior relevant experience or an Advanced Degree in a related field and minimum 3 years experience.
• Active and transferable U.S. government issued Secret security clearance is required prior to start date.
• Windows and/or Linux experience.
• Experience in Active Directory, VMware, networking administration.

Responsibilities

• Provide IT systems administration in a heterogeneous RedHat Enterprise/Microsoft Windows environment.
• Image and configure new IT assets for deployment to end users.
• Manage the end-to-end lifecycle of IT assets, including processing returned assets into the database and ensuring accurate inventory records.
• Provide technical support by diagnosing and resolving end-user issues related to hardware and software.
• Manage virtualized environments.
• Utilize Windows Server internals to include DNS, DHCP, AD, and server replication methods.
• Utilize hardware RAID, hardware and software encryption and server management tools.
• Utilize data backup and restore, using industry best practice.
• Manage and update IT service tickets, ensuring timely resolution within SLAs.
• Provide documentation and training on advanced IT processes and procedures and other tasks as assigned.
• Support other IT operations and tasks as required to ensure effective service delivery.
• Work with Cybersecurity professionals to maintain security requirements.
• Obtain DoDD 8140/8570 Certification requirements within 6 months of start date.
• Systems are 24x7 and may require after-hours work.
• Travel up to 10% per year.

Skills

Active Directory

VMware

Networking administration

Windows Server

Linux

Education

University degree or equivalent

Advanced degree in related field

Tools

GitLab

Jenkins

Azure DevOps

VMware vCenter/vSphere/ESX

WSUS / MECM / Exchange

Job description

RTX is seeking an IT Systems Administrator to support a DoD environment in a 100% onsite role in Atlanta. You will manage Windows and Linux systems, Active Directory, VMware, and networking, ensuring compliant asset lifecycles and robust security practices.

You will image, deploy, and maintain IT assets, resolve end-user issues, and work with Cybersecurity to meet DoD requirements. Travel up to 10% may be required.