Systems Administrator

Aeronix Technologies Group

Systems Administrator / Infrastructure Engineer (Mid-Level)

Requirements

Bachelor's degree in Computer Engineering, Computer Science, IT Security, or related field, and 8-12 years of related experience; years of experience can be used in lieu of degree (two years of experience for one year of academia)
Strong expertise in Windows and Linux operating systems in enterprise environments
Experience with virtualization platforms (e.g., VMware vSphere, Microsoft Hyper-V \ or similar) in production environments
Experience with Virtual Desktop environments (Horizon VDI, Azure Virtual Host, Microsoft RDS, or similar)
Experience working in enterprise network/security environments [SC1]
Familiarity with high-security or regulated environments such as GCC High, government, defense, or compliance-driven infrastructure (HIPAA, RMF, CMMC, NIST, etc.)
Strong understanding of Active Directory / Entra ID, including authentication, group policy, conditional access, and identity lifecycle management
Experience supporting hybrid infrastructure environments (on-prem + cloud)
Solid understanding of networking fundamentals (TCP/IP, DNS, DHCP, routing, VPNs)
Experience with scripting/automation (PowerShell, Python, or equivalent) for operational efficiency
Ability to independently manage infrastructure implementation, maintenance, and escalation-level troubleshooting
Strong analytical and troubleshooting skills across systems, network, and application layers

Responsibilities
• Support Windows client setup, maintenance, troubleshooting, and remediation for end user deployments (including standard peripherals)

Administer and support Windows and Linux server infrastructure in production environments
Maintain and troubleshoot virtualized environments
Manage and support identity infrastructure including authentication, access control, and policy enforcement
Perform system monitoring, patch management, vulnerability remediation, and routine maintenance
Serve as an escalation point for complex technical issues
Assist with implementation of infrastructure upgrades, migrations, improvements, and modernization
Collaborate on architecture, design, and security hardening decisions
Document systems, procedures, and operational standards
Support adherence to security best practices and government/customer compliance requirements

Preferred Skills (Nice to Have)

Experience with Microsoft Azure, GCC High, or hybrid government cloud environments
Familiarity with M365 administration (Exchange Online, SharePoint, Power Platform)
Exposure to endpoint management tools (Intune, PDQ Deploy)
Exposure to infrastructure-as-code or configuration management tools (Ansible, Chef, etc.)
Experience supporting multi-site or geographically distributed environments

Role Level Summary

This role is designed for a mid-level infrastructure engineer with strong hands-on enterprise experience , capable of independently managing and troubleshooting complex systems in secure, hybrid, and production environments , while collaborating on architecture, security design, and large-scale infrastructure initiatives.

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Vacancy posted 2 days ago

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