Senior Infrastructure Engineer / Infrastructure Manager jobs in United States
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Phaxis ยท 3 weeks ago

Senior Infrastructure Engineer / Infrastructure Manager

Phaxis is seeking a highly hands-on Senior Infrastructure Engineer who also provides technical leadership and oversight for their infrastructure environment. This role involves engineering, troubleshooting, and improving systems while guiding a small team and influencing infrastructure direction through expertise.

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Responsibilities

Act as the primary technical lead for infrastructure operations, remaining deeply hands-on across systems, networking, cloud, and identity platforms
Design, build, administer, and troubleshoot Windows Server environments, Active Directory, Group Policy, DNS, and DHCP
Engineer and support enterprise networking solutions including LAN/WAN, VPN, firewalls, switching, wireless infrastructure, and network segmentation
Architect, manage, and optimize virtualization platforms such as VMware or Hyper-V, including capacity planning and performance tuning
Build, operate, and secure cloud environments across AWS, Azure/Microsoft Entra, and Microsoft 365, with a focus on reliability and scalability
Implement and maintain backup, recovery, and business continuity solutions using Rubrik or similar platforms
Engineer identity and access management solutions using Okta and/or Azure AD (Entra), including SSO, MFA, conditional access, and lifecycle automation
Troubleshoot complex, escalated infrastructure issues and lead root-cause analysis to prevent recurrence
Provide technical direction, code/configuration reviews, and mentoring to other infrastructure team members
Collaborate with security, application, and business teams to ensure infrastructure aligns with operational and security requirements

Qualification

Windows ServerNetworkingVirtualizationCloud platformsIdentity managementTechnical leadershipProblem-solvingCommunication skills

Required

Strong hands-on experience as a senior infrastructure or systems engineer
Deep technical expertise across Windows infrastructure, networking, virtualization, cloud platforms, and identity management
Experience serving as a technical lead or senior engineer, guiding others through expertise rather than formal management
A problem-solving mindset with strong ownership of systems and outcomes
Ability to communicate technical decisions clearly to both engineers and stakeholders

Company

Phaxis

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Phaxis is one of the nation's leading recruiting and consulting firms.

Funding

Current Stage
Growth Stage

Leadership Team

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Seth Friedland
Co-Founder and CEO
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E
Erik DiGiacomo
President
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Company data provided by crunchbase