Responsive recruiter Benefits: - 401(k) - 401(k) matching - Competitive salary - Dental insurance - Health insurance About the Role: Legion Technical Solutions LLC is looking for a talented and driven Infrastructure Engineer to join our growing team in Aurora, CO. In this role, you'll play a critical part in designing, building, and maintaining the technical backbone that keeps our operations running at peak performance. If you thrive in a fast-paced, technically challenging environment, we want to hear from you. Responsibilities: - Design, deploy, and maintain on-premises and cloud-based infrastructure systems - Monitor network performance, availability, and security across all environments - Manage servers, virtualization platforms, and storage solutions - Implement and maintain disaster recovery and business continuity plans - Collaborate with IT and development teams to support infrastructure needs and projects - Troubleshoot and resolve complex infrastructure issues in a timely manner - Maintain documentation for systems, configurations, and procedures Requirements: - 3+ years of experience in infrastructure engineering, systems administration, or a related role - Proficiency with cloud platforms such as AWS, Azure, or Google Cloud - Strong knowledge of networking concepts including TCP/IP, DNS, DHCP, and VPN - Experience with virtualization technologies such as VMware or Hyper-V - Familiarity with scripting and automation tools (PowerShell, Bash, Terraform, or Ansible) - Relevant certifications (CompTIA, Microsoft, Cisco, or AWS) are a plus - Strong analytical and problem-solving skills with excellent attention to detail - Current TS/SCI security clearance is required on day 1. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance About Us: Legion Technical Solutions LLC is a trusted technology services firm based in Aurora, CO, dedicated to delivering innovative and reliable IT solutions to our clients. Our team is built on a culture of technical excellence, collaboration, and continuous growth — making it a place where engineers are empowered to do their best work. We pride ourselves on tackling complex challenges and delivering results that make a real difference for the organizations we serve. Compensation: $105,000.00 - $125,000.00 per year