Senior Systems Administrator — Enterprise IT & Security

Link Solutions, Inc.

Northern (KY)

Hybrid

USD 110,000 - 150,000

Full time

2 days ago

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Benefits offered by this job

Paid holidays

Paid time off

Medical

Dental

Vision

Life insurance

Referral bonuses

Relocation assistance

Certification reimbursement

Retirement

Job summary

Link Solutions, Inc. seeks a Senior Systems Administrator to support the U.S. Army Information Systems Engineering Command at Fort Huachuca, AZ.

The role requires US citizenship and active DoD Top Secret clearance, with IAT Level II certs and 10+ years of enterprise IT experience. The position covers enterprise-level system, network, and workstation administration across classified and unclassified environments, emphasizing RMF compliance, security controls, and disaster recovery.

Qualifications

U.S. Citizen with an active DoW Top Secret clearance.
IAT Level II certification or higher per DoD 8570/DoD 8140.
10+ years of experience administering and supporting enterprise IT systems.
Experience with Windows, Linux/UNIX, and Active Directory.
Knowledge of network management, monitoring, and troubleshooting.

Responsibilities

Administer, maintain, and support Windows, Linux/UNIX, and AD server environments.
Install, configure, patch, upgrade OS and enterprise services.
Monitor performance; troubleshoot issues across classified environments.
Provide Tier II/III support for end users, including workstation deployment and admin.
Manage user accounts, permissions, and privileged access with strict security policies.
Support network infrastructure and documentation; monitor uptime and network health.
Implement RMF requirements and maintain ATO documentation.
Respond to cybersecurity incidents and perform remediation.
Execute backup, recovery, and disaster recovery procedures.
Coordinate with vendors and stakeholders to resolve issues and manage maintenance.