Job Description
Join CyberGuard Solutions Inc., a leader in cybersecurity infrastructure, as we expand our San Antonio operations! We're seeking a Senior System Administrator to architect, deploy, and maintain our cutting-edge IT environment. You'll work with a dynamic team supporting Fortune 500 clients while enjoying competitive benefits and career growth opportunities in one of America's fastest-growing tech hubs.
Responsibilities
- Design, implement, and maintain complex hybrid cloud infrastructure across AWS and on-premise environments
- Lead enterprise-level system migrations and disaster recovery planning
- Automate deployment pipelines using Ansible and Terraform
- Monitor and optimize system performance using Splunk and Nagios
- Develop and enforce security policies including NIST compliance frameworks
- Provide Tier-3 support for critical infrastructure incidents
- Mentor junior administrators and document SOPs
Qualifications
- 5+ years of enterprise system administration experience with Linux/Windows Server
- Expertise in AWS services (EC2, S3, VPC, IAM) and hybrid networking
- Certifications in CompTIA Server+, AWS SysOps, or equivalent
- Proficiency in scripting languages (Python, PowerShell, Bash)
- Deep knowledge of Active Directory, DNS, and DHCP
- Experience with container orchestration (Kubernetes/Docker)
- Strong troubleshooting skills with network protocols (TCP/IP, VPNs)