JobCubby JobCubby
Sign up
CALIBRE Systems, Inc.

Senior System Administrator

CALIBRE Systems, Inc. Pennfield, Michigan, United States

Business Consulting and Services · 501-1,000 employees

4 h ago
sysadmin Principal (10+ yrs) Other United States
Create a free account to apply — email only, no card. You can also save this posting or score it against your profile with AI.

About the role

The Senior System Administrator manages, maintains, and secures critical IT infrastructure including servers, networks, and storage within secure environments. They are responsible for system optimization, automation, vulnerability management, and providing senior-level technical support and mentorship to the team.

What they look for

System Administration Active Directory VMware Windows Server Linux PowerShell Python Ansible IBM MQ IIS STIGs RMF Vulnerability Management Network Security Load Balancing Disaster Recovery

Requirements

Candidates must hold a Bachelor's degree and possess at least 10 years of specialized experience in information processing and system administration. The role requires an IT-I Critical Sensitive security clearance and specific technical certifications such as IAT Level II, IBM MQ, and Windows Server credentials.

Full description

CALIBRE Systems, inc. an employee-owned mission focused solutions and digital transformation company, is seeking a Senior Systems Administrator to help support work with DLA in Battle Creek, MI

This position ensures stable operation of the in-house computer software systems and network connections for the CAGE system of applications and capabilities. This includes planning, developing, installing, configuring, maintaining, supporting, and optimizing all network software and communication links. Organizes and directs the configuration and operation of CAGE information management systems. Analyzes and resolves end user software program and connectivity issues. Conducts capacity and performance analysis and provides system configuration change and upgrade recommendations. Increases system administrator efficiency and accuracy via the use of automated tools and scripts, develops system administrator procedures, and conducts system administrator training and skills assessment. When required, provides end user training. Provides recommendations on technology direction to align with business vision. Provides local and remote maintenance support to various operational systems deployed at more than one location. Support includes general maintenance, upgrades, and new installs of servers and applications. Directs the work of other system administrators to provide the day-to-day system administration to include system and resource optimization, and user assistance. Applies advanced technical knowledge of application networking, including load balancing applications, and ensuring fault tolerance. Performs vulnerability management.

The Senior System Administrator for this PWS manages, maintains, and secures critical IT infrastructure (servers, networks, storage) within secure environments, focusing on high availability, compliance

(STIGs/RMF), automation (scripting), advanced troubleshooting (AD, VMware, Linux/Windows), and providing senior-level support/mentorship, often involving documentation, patching, and responding to

incidents to ensure mission readiness.

Similar roles