Senior Windows & Cloud Systems Engineer

Chenega Corporation; St. Louis (MO); On-site; USD 90,000 - 140,000; Full time

Job summary

Chenega MIOS seeks a Senior Systems Administrator to lead Windows and cloud infrastructure. You will design, implement, and support high-availability systems, ensuring security and compliance for DoD/IC environments. Expect on-call duties and cross-team collaboration.

The ideal candidate has deep Windows, cloud, and cybersecurity expertise, with demonstrated problem-solving and communication skills across stakeholder groups.

Qualifications

• 8+ years of enterprise systems administration experience.
• Experience supporting mission-critical DoD or IC environments.
• Strong administration experience with Windows Server, VMware vSphere, DNS/DHCP, and Group Policy.
• Experience scripting with PowerShell, Bash, or Python and automation.
• Active TS/SCI clearance and ability to pass background/drug screening.

Responsibilities

• Administer, maintain, and support Windows and Linux servers in enterprise environment.
• Develop automation scripts to improve operational efficiency.
• Manage security controls and RMF/STIG compliance across systems.
• Coordinate patching, upgrades, and lifecycle management with minimal downtime.
• Support DoD/IC customers and accreditation activities.
• Provide incident response, root-cause analysis, and remediation.
• Configure and maintain AD, VPN, and cloud integration (AWS).
• Document configurations and standard operating procedures.

Skills

Windows Server

VMware vSphere

Active Directory

RMF/STIG compliance

PowerShell

Python

Bash

Security+ CE

RHCSA

SCCM/MECM

Splunk

Elastic Stack

Education

Bachelor’s degree in IT/CS/Engineering or related field

Master’s degree with 6+ years relevant experience

Tools

Git

ServiceNow

Job description

Chenega MIOS seeks a Senior Systems Administrator to lead Windows and cloud infrastructure. You will design, implement, and support high-availability systems, ensuring security and compliance for DoD/IC environments. Expect on-call duties and cross-team collaboration.

The ideal candidate has deep Windows, cloud, and cybersecurity expertise, with demonstrated problem-solving and communication skills across stakeholder groups.