Job Description
Join NexusTech Solutions as a Senior System Administrator and shape the backbone of our cutting-edge infrastructure. We're seeking a meticulous professional to optimize our cloud and on-premise systems, ensuring peak performance and security. Enjoy competitive compensation, comprehensive benefits, and the opportunity to work with innovative technologies in San Francisco's vibrant tech hub.
Responsibilities
- Design, implement, and maintain enterprise-level Linux/Windows Server environments
- Manage AWS/Azure cloud infrastructure including EC2, S3, and Active Directory
- Oversee network security protocols (firewalls, VPNs, IDS/IPS)
- Automate system provisioning and maintenance using Ansible/Terraform
- Monitor system performance with Nagios/Zabbix and resolve incidents
- Develop disaster recovery plans and conduct regular testing
- Collaborate with DevOps teams on CI/CD pipeline optimization
Qualifications
- 5+ years in enterprise system administration with Linux/Windows expertise
- Advanced AWS/Azure certification (Solutions Architect preferred)
- Proficiency in scripting (Python, Bash, PowerShell)
- Strong knowledge of networking fundamentals (TCP/IP, DNS, DHCP)
- Experience with containerization (Docker, Kubernetes)
- Security certifications (CISSP, Security+) highly valued
- Proven ability to manage large-scale virtualization (VMware/Hyper-V)