Senior Infrastructure & Cloud Modernization Engineer
Company: Arcfield
Location: Louisville, CO 80027 (Remote)
Salary: $124,321.85 - $216,171.58 a year
Type: Full-time
Remote: Yes
Posted: 2026-06-16
About this role
Responsibilities:
We are seeking a highly experienced Senior Infrastructure & Cloud Modernization Engineer to lead the support, stabilization, and modernization of a complex hybrid infrastructure environment. The ideal candidate will take hands-on operational ownership of maintaining a primarily Linux-based virtualized infrastructure (legacy Red Hat Enterprise Linux) while driving strategic migration initiatives toward modernized and cloud-capable platforms. This role requires a blend of deep Linux expertise, strong Windows infrastructure knowledge, enterprise backup management, and strategic engineering leadership to mentor junior staff.
Key Responsibilities:
- **Infrastructure Operations:** Administer and support legacy Red Hat Enterprise Linux environments, optimize VMware (or equivalent) virtualization platforms, and manage enterprise backup, retention, and disaster recovery operations.
- **Windows Infrastructure Administration:** Maintain Microsoft Active Directory environments, including DNS, DHCP, Group Policy, and hybrid Linux/Windows interoperability and authentication systems.
- **Infrastructure Modernization:** Assess aging infrastructure to identify modernization opportunities, develop migration strategies for cloud adoption, and recommend architectural, security, and automation improvements to reduce technical debt.
- **Engineering Leadership:** Serve as the senior technical escalation point, establish operational best practices and documentation, and mentor junior technical staff (such as Field Service Engineer IV).
- **Security & Reliability:** Support vulnerability remediation, infrastructure hardening, and backup integrity validation, while participating in incident response and root cause analysis.
Qualifications:
Required Qualifications:
- 10-12 years of enterprise infrastructure engineering experience with a Bachelors of Science degree.
- Deep experience with Red Hat Enterprise Linux administration, including strong support for lega...