Hybrid System Administrator – Core Infra & Security

Avum Inc.; Agoura Hills, Northern (CA, KY); Hybrid; USD 100,000 - 130,000; Full time

Benefits offered by this job

Medical/Dental/Vision benefits

401(k)

PTO

Education reimbursement

Certification reimbursement

Job summary

Avum Inc. is seeking an experienced system and network administrator to maintain and secure our core development environment. You will support on-premises infrastructure, configure systems, and manage internal tools such as Gitea and Redmine.

The role offers a hybrid/remote work setup with potential on-site requirements and requires an active Secret clearance or the ability to obtain one. A strong background in Linux/Windows server management and networking is essential.

Qualifications

• Bachelor's degree in IT, computer science, or related field.
• 3+ years of system or network administration experience.
• Experience with Linux and Windows server administration.
• Knowledge of networking protocols, firewalls, and VPN configurations.

Responsibilities

• Maintain development environment network devices and configurations.
• Architect, configure, and troubleshoot systems and applications at the core level.
• Serve as on-premises system administrator for physical infrastructure.
• Support internal tools and platform maintenance (Gitea, Redmine, etc.).
• Manage user accounts, access provisioning, and endpoint management.
• Implement and maintain network security policies and monitoring.
• Support migration projects and infrastructure upgrades.

Skills

System administration

Network administration

Linux

Windows Server

Education

Bachelor's degree in IT

Tools

Gitea

Redmine

Jamf

Job description

Avum Inc. is seeking an experienced system and network administrator to maintain and secure our core development environment. You will support on-premises infrastructure, configure systems, and manage internal tools such as Gitea and Redmine.

The role offers a hybrid/remote work setup with potential on-site requirements and requires an active Secret clearance or the ability to obtain one. A strong background in Linux/Windows server management and networking is essential.