Mid-Level Network Infrastructure Engineer

Job Description

**Title:**Mid-Level Network Infrastructure Engineer

**Location:** Phoenix, AZ / Hybrid

**Type:**Perm

**Compensation:**$90,000 - $120,000

**Position Summary**

We are seeking a hands-on Mid-Level Network Infrastructure Engineer to support and maintain a hybrid infrastructure environment serving a growing SaaS organization.

This role is ideal for an engineer with 3--5 years of experience who enjoys working across networking, systems administration, cloud technologies, and security. The successful candidate will play a key role in supporting day-to-day infrastructure operations, improving reliability and security, and contributing to modernization initiatives as the organization continues its transition toward a cloud-first architecture.

Working closely with engineering leadership and external partners, this individual will help maintain critical infrastructure while gaining exposure to cloud transformation, automation, compliance, and security best practices.

**Key Responsibilities**

Infrastructure \& Operations

* Support and maintain a hybrid infrastructure environment spanning colocated data centers and Microsoft Azure
* Assist in ensuring system uptime, reliability, backup processes, and disaster recovery readiness
* Administer Windows Server environments, Active Directory, Microsoft Entra ID, networking equipment, firewalls, VPNs, and related infrastructure services
* Monitor infrastructure performance and troubleshoot issues impacting availability, security, or performance
* Assist with infrastructure upgrades, hardware refreshes, and system improvements
* Maintain technical documentation, network diagrams, system inventories, and operational procedures

Cloud \& Modernization

* Support Azure administration and cloud-based services
* Participate in cloud migration and modernization initiatives
* Assist with infrastructure automation, infrastructure-as-code, and deployment process improvements
* Collaborate with engineering teams to support application deployments and infrastructure requirements
* Help implement scalable and reliable cloud solutions aligned with business needs

Security \& Compliance

* Assist with security monitoring, vulnerability remediation, endpoint protection, and access management
* Help maintain security controls across on-premises and cloud environments
* Participate in incident response activities and security investigations as needed
* Support SOC 2 Type II compliance efforts, including evidence collection, policy reviews, audit preparation, and remediation activities
* Assist in responding to customer security questionnaires and compliance-related requests

Vendor \& Team Collaboration

* Work with managed service providers and technology vendors to support infrastructure operations
* Coordinate with internal stakeholders to resolve infrastructure and security-related issues
* Contribute recommendations for improving operational processes, security posture, and system reliability

**What Success Looks Like**

First 30--60 Days

* Gain familiarity with the current infrastructure environment and architecture
* Develop an understanding of operational procedures, systems, and dependencies
* Take ownership of assigned infrastructure support responsibilities
* Build relationships with engineering leadership, vendors, and key stakeholders
* Contribute to documentation and process improvement efforts

First 6--12 Months

* Become a trusted contributor to infrastructure and security operations
* Help improve system reliability, monitoring, and operational efficiency
* Support cloud migration and modernization initiatives
* Contribute to security improvements and compliance activities
* Assist in implementing automation and infrastructure enhancements
* Demonstrate increasing ownership of projects and operational responsibilities

**Required**

* 3--5 years of experience supporting production infrastructure environments
* Experience working with Microsoft Azure and cloud-based services
* Experience administering Windows Server and Active Directory environments
* Knowledge of networking fundamentals, firewalls, VPNs, DNS, and related infrastructure technologies
* Experience supporting endpoint security, access management, or vulnerability remediation efforts
* Strong troubleshooting and problem-solving skills
* Ability to manage multiple priorities in a fast-paced environment
* Strong written and verbal communication skills
* Experience documenting systems, procedures, and technical environments

**Preferred**

* Experience in a SaaS or software development environment
* Exposure to Azure migrations or cloud modernization projects
* Familiarity with Microsoft Entra ID, identity management, and single sign-on technologies
* Experience supporting SOC 2, ISO 27001, or similar compliance frameworks
* Exposure to infrastructure-as-code, automation tools, or CI/CD processes
* Experience working with colocated data centers or hybrid environments
* Familiarity with Microsoft Defender, Microsoft Sentinel, or similar security platforms
* Azure, Microsoft Security, or networking certifications

**Ideal Candidate**

We're looking for a motivated infrastructure professional who enjoys solving technical challenges and expanding their skills across networking, cloud, and security disciplines. The ideal candidate is eager to learn, comfortable working in a collaborative environment, and excited to contribute to the growth and modernization of a SaaS platform. They bring a solid technical foundation, a proactive mindset, and a willingness to take ownership while continuing to develop their expertise.