Job Description
Join Capitol Tech Solutions as a Senior System Administrator and become the backbone of our mission-critical infrastructure. We're seeking a highly skilled professional to optimize and secure our hybrid IT environment in the heart of Washington DC. Enjoy competitive compensation, comprehensive benefits, and the opportunity to work with cutting-edge technologies in a collaborative team setting. If you're passionate about reliability and security, this is your chance to make a tangible impact.
Responsibilities
- Manage and maintain Windows Server 2019/2022 and Linux environments across 500+ endpoints
- Implement and monitor cloud infrastructure on AWS with emphasis on EC2, S3, and VPC configurations
- Oversee Active Directory, DNS, DHCP, and Group Policy administration
- Perform system hardening, vulnerability scanning, and patch management
- Design disaster recovery solutions with RTO/RPO compliance
- Automate workflows using PowerShell, Ansible, and Terraform
- Provide Tier 3 support and lead incident response for critical systems
Qualifications
- 5+ years of experience in enterprise system administration
- Expertise in Windows Server and Linux (RHEL/Ubuntu) environments
- AWS/Azure certification (SAA/AZ-900 or higher)
- Strong knowledge of networking principles (TCP/IP, VPNs, firewalls)
- Experience with virtualization (VMware vSphere/Hyper-V)
- Proficiency in scripting languages (PowerShell, Bash, Python)
- CompTIA Security+ or equivalent security certification
- Bachelor's degree in Computer Science or related field