Key skills
PythonPowerShellAWSAmazon Web ServicesAzureTerraformCloudFormationRDSIAMGlueActive DirectoryMentoringCommunicationFirewall
About this role
NexusTek is a company that delivers unparalleled managed IT services to a wide range of clients, and they are seeking a Senior Systems Infrastructure Engineer to support and optimize hybrid environments across Azure, AWS, and on-premises infrastructure. The role involves managing cloud infrastructure, supporting on-premises systems, implementing automation solutions, and mentoring junior engineers.
Responsibilities:
- Design, support, and optimize hybrid cloud environments (on-premises + Azure/AWS)
- Manage cloud infrastructure including compute, networking, storage, IAM, and backups
- Support on-premises infrastructure:
- Windows/Linux servers, Active Directory, DNS, DHCP
- VMware and/or Hyper-V virtualization platforms
- Networking (firewalls, switches, routers, VPNs)
- Storage (SAN/NAS) and backup/disaster recovery solutions
- Implement automation and scripting solutions (PowerShell, Python, etc.)
- Monitor, troubleshoot, and resolve complex infrastructure issues
- Act as a senior escalation point and mentor junior engineers
- Maintain clear documentation and follow ITIL-aligned processes
Requirements:
- Minimum 5+ years of senior-level experience in hybrid cloud and infrastructure engineering
- Strong hands-on expertise with Microsoft Azure and Amazon Web Services (AWS)
- Solid background in traditional on-premises infrastructure management
- Proven experience in an MSP or multi-client environment
- Demonstrated ability to resolve technical problems and troubleshoot in complex client-server environments
- Strong troubleshooting, communication, and customer-facing skills
- Proficiency with Microsoft Windows Server (2008-present)
- Experience with Microsoft Exchange, Hyper-V, and RDS
- Knowledge of VMware ESXi and Veeam Backup & Replication
- Understanding of networking technologies including switching, firewall, and wireless configuration
- Familiarity with cloud technologies such as Office 365 and Azure
- Bachelor's degree in Computer Engineering, Computer Science, Information Systems, or related technical field
- Azure, AWS, VMware, or networking certifications (MCSE, Azure Solutions Architect, AWS Solutions Architect)
- Infrastructure-as-Code experience (Terraform, ARM Templates, CloudFormation)
- Compliance or regulated-environment experience
- Familiarity with MSP applications like ConnectWise, LabTech, and IT Glue