Job Description
Join our cutting-edge IT infrastructure team at NexusTech Solutions, where innovation meets reliability. We're seeking a Senior System Administrator to architect, deploy, and maintain our enterprise-grade systems in Milwaukee's thriving tech corridor. Enjoy hybrid work arrangements, competitive benefits, and opportunities to shape our cloud-first environment.
Responsibilities
- Design, implement, and optimize Linux/Windows server infrastructure across hybrid cloud environments
- Proactively monitor system performance using tools like Nagios and ELK Stack
- Manage Active Directory, DNS, DHCP, and VPN services for 500+ endpoints
- Lead disaster recovery planning and execute quarterly failover drills
- Automate deployment workflows using Ansible and Terraform
- Collaborate with security teams on vulnerability patching and compliance
- Document SOPs and create knowledge base articles for team enablement
Qualifications
- 5+ years of enterprise system administration experience with Linux/Windows
- Expertise in AWS/Azure services and hybrid cloud architecture
- Strong scripting skills (Python/Bash/PowerShell)
- CCNA/CompTIA Security+ or equivalent certification
- Proven experience with containerization (Docker/Kubernetes)
- Excellent troubleshooting skills for complex network issues
- Bachelor's degree in Computer Science or related field