Enterprise Infrastructure Engineer (SME)

Amatriot Group, LLC; Chantilly (VA); On-site; USD 140,000 - 160,000; Full time

Job summary

Amatriot Group, LLC in Chantilly, VA seeks an Enterprise Infrastructure Engineer (SME) with active TS or higher. This full-time role leads enterprise architecture, infrastructure modernization, and zero-trust security across cross-enclave environments.

You will drive design, automation, and governance for critical systems, storage, virtualization, monitoring, and security while coordinating with teams to ensure resilience and scalability.

Qualifications

• Minimum 10 years of relevant experience.
• Extensive experience with Windows, Linux, and hybrid-cloud environments.
• Expertise with IaC and configuration management tools (Terraform, Ansible, Puppet, or Chef).
• Experience with AWS, Azure, or Google Cloud.
• Strong in monitoring, disaster recovery, and performance optimization.
• Proven leadership of enterprise infrastructure initiatives and teams.

Responsibilities

• Serve as principal authority for enterprise systems architecture and modernization.
• Lead design, automation, and optimization of highly available infrastructure.
• Ensure scalability, resilience, and security across complex environments.
• Provide strategic leadership for enterprise security and operational resilience.

Skills

Infrastructure as Code

Zero-trust security

Leadership

System administration

Cross-enclave governance

Education

Master’s degree in IT/CS/Cybersecurity

Tools

Terraform

Ansible

Puppet

Chef

AWS

Azure

Google Cloud

VMware

Nutanix

Nessus

Splunk

Keycloak

Job description

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Location: Chantilly, VA
Security Clearance: Active TS or higher [Required]
Job Type: Full-Time
Target Salary Range*:$140,000 - $160,000

*This represents the potential salary range for this position depending on education level, years of experience and/or certifications in addition to other position specific requirements which may impact salary

Position Overview

The Enterprise Infrastructure Engineer (SME) serves as the principal authority for enterprise systems architecture, infrastructure modernization, and zero-trust security implementation. This role leads the design, automation, optimization, and governance of highly available infrastructure environments across complex, cross-enclave systems.

The position provides strategic and technical leadership for Infrastructure as Code, configuration management, disaster recovery, compliance automation, system administration, enterprise networking, virtualization, storage, monitoring, and infrastructure security while ensuring resilient, scalable, and secure operations.

Key Responsibilities

• Serve as the principal authority for enterprise systems architecture and infrastructure modernization.
• Lead the design, automation, and optimization of highly available infrastructure environments.
• Optimize infrastructure for scalability, performance, resilience, and security across complex environments.
• Provide strategic technical leadership for enterprise security and operational resilience initiatives.

Networking and Connectivity

• Design, configure, and support Cisco switching, routing, firewalling, and site-to-site connectivity, including IPsec, DMVPN, and SD-WAN.
• Support Arista switching technologies.
• Configure and troubleshoot tunneling and VPN technologies, including GRE, IPsec, SSH, SSL, OpenVPN, WireGuard, and specialized multi-tiered applications.
• Support client-server VPNs, site-to-site VPNs, and ad hoc vendor or equipment integrations.
• Support virtual distributed switching within VMware, Proxmox, and Nutanix environments.

Virtualization and Hyper-Converged Infrastructure

• Support VMware/Broadcom technologies, including ESXi/vSphere, vCenter, vSAN, VxRail, cluster management, and licensing.
• Configure and manage Proxmox hosts and clusters, networking, and Ceph environments.
• Configure and manage Nutanix hosts and clusters using Prism Central.
• Support Nutanix NDFS configuration and management.

Storage and Data Infrastructure

• Support large-scale data storage technologies and platforms, including QNAP, Synology, TrueNAS, and NetApp.
• Support file transport protocols including Samba, SSH, SFTP, and NFS.

Monitoring and Security

• Implement and support network-based and host-based monitoring and collection.
• Configure internal and external alerting, including SMTP-based notification mechanisms.
• Support active vulnerability scanning technologies such as Nessus.
• Support SIEM capabilities, including Splunk.
• Implement zero-trust security principles and cross-enclave interoperability solutions.

System Administration and Identity Management

• Support Linux operating systems, including Rocky Linux, Red Hat, Amazon Linux, and Ubuntu.
• Support Windows and macOS environments.
• Administer identity and access management technologies, including IPA/FreeIPA, LDAP/OpenLDAP, Keycloak, and Linux SSSD host-based access control.
• Support applications and infrastructure components including Splunk and Nginx.

Automation, Governance, and Resilience

• Drive Infrastructure as Code and configuration management initiatives across the enterprise.
• Establish and enforce governance frameworks for disaster recovery and compliance automation.
• Guide teams on best practices for system administration, automation, infrastructure management, and secure operations.

Qualifications

Education

Experience

• Minimum 10 years of relevant experience. [Required]
• Extensive experience supporting Windows, Linux, and hybrid-cloud environments. [Required]
• Expertise with Infrastructure as Code and configuration management tools such as Terraform, Ansible, Puppet, or Chef. [Required]
• Experience with cloud platforms including AWS, Azure, or Google Cloud. [Required]
• Strong experience with system monitoring, disaster recovery, backup solutions, and performance optimization. [Required]
• Proven experience leading enterprise infrastructure initiatives and technical teams. [Required]

Skills

• Deep understanding of enterprise security controls, compliance requirements, and infrastructure governance. [Required]
• Strong knowledge of scalable, highly available, and secure infrastructure design. [Required]
• Ability to provide strategic and technical leadership across complex enterprise infrastructure environments. [Required]

Preferred Qualifications

• Master’s degree in Information Technology, Computer Science, Cybersecurity, or a related field.
• Experience supporting federal, defense, intelligence, or highly regulated environments.
• Expertise in zero-trust architecture and secure infrastructure design.
• Experience with containerized platforms such as Docker and Kubernetes.
• Relevant certifications such as AWS Solutions Architect, Azure Administrator/Architect, RHCE, VMware, CISSP, or similar.
• Experience with DevSecOps, CI/CD pipelines, and enterprise automation frameworks.