Senior Infrastructure & Systems Administrator (Medical Systems)

Job Description

Job Description Senior Infrastructure & Systems Administrator-(Medical Systems)
DUE TO THE NATURE OF THIS WORK YOU MUST BE A US CITIZEN

100% onsite in Washington, DC

Tier4 Group is seeking a Senior Infrastructure & Systems Administrator to support the U.S. Secret Service Occupational Health and Medical Programs. This role will be responsible for maintaining and securing enterprise IT infrastructure across cloud and on-premises environments.

Key Responsibilities

• Administer Windows and Linux server environments
• Support Azure and/or AWS cloud infrastructure
• Manage databases, storage, backup, and disaster recovery processes
• Maintain network infrastructure including routers, switches, and firewalls
• Support cybersecurity initiatives, access controls, and system hardening
• Troubleshoot enterprise systems and provide technical support
• Develop technical documentation and recommend infrastructure improvements

Required Qualifications

• Bachelor's degree in IT, Computer Science, Cybersecurity, or related field
• 8+ years of IT infrastructure experience
• 5+ years of experience with:
  • Server administration (Windows/Linux)
  • Cloud platforms (Azure and/or AWS)
  • Database administration
  • Enterprise storage, backup, and recovery
  • Network administration and cybersecurity
• Strong troubleshooting and infrastructure support skills

Preferred Certifications

• Azure Administrator
• AWS SysOps Administrator or Solutions Architect
• CCNA/CCNP
• Security+
• CISSP