Senior Engineer – IT Infrastructure Job – Phoenix, AZ

Pay Class: Full-Time

Pay Type: Salaried + Bonus

 

POSITION SUMMARY

The Senior IT Infrastructure Engineer designs and deploys the organization's IT infrastructure, including servers, networks, and cloud services. This role will be responsible for ensuring the stability, performance, security, and availability of critical systems, and may also lead teams and provide mentorship to junior engineers. 

 

ESSENTIAL FUNCTIONS

• Design and Implementation: Develop and implement infrastructure solutions, including network architecture, server configurations, and cloud deployments. 
• Troubleshooting and Maintenance: Diagnose and resolve complex hardware, software, and system issues. 
• Security: Implement and maintain security measures to protect the infrastructure from threats. 
• Performance Monitoring: Monitor system performance, identify bottlenecks, and implement optimization measures. 
• Automation and Scripting: Develop and implement automation scripts to streamline infrastructure management. 
• Collaboration: Work with cross-functional teams to understand their infrastructure needs and provide technical guidance. 
• Leadership and Mentorship: Provide guidance and mentorship to junior engineers. 
• Documentation: Maintain accurate and up-to-date documentation of the infrastructure. 

 

Performs all functions according to established policies, procedures, regulatory and accreditation requirements, as well as applicable professional standards. Provides all customers with an excellent service experience by consistently demonstrating our core and leader behaviors daily.

NOTE: The essential functions are intended to describe the general content of and requirements of this position and are not intended to be an exhaustive statement of duties. Specific tasks or responsibilities will be documented as outlined by the incumbent's immediate manager.

 

MINIMUM QUALIFICATIONS

• 8+ years of experience in IT infrastructure, operations, or information security
• Bachelor’s degree in computer science, engineering, or related field
• Strong knowledge of networking protocols and services (e.g., TCP/IP, DNS, DHCP, routing)
• Hands-on experience with Windows and Linux server administration, including Active Directory, DNS, DHCP, and Group Policy
• Familiarity with virtualization technologies such as VMware or Hyper-V
• Proficient in scripting (e.g., PowerShell, Python, Bash)
• Solid understanding of security best practices, including firewalls, IDS/IPS, and vulnerability management

 

PREFERRED QUALIFICATIONS

• Additional education and experience preferred.
• Experience with cloud platforms, preferably Azure (AWS or Google Cloud a plus)

 

PHYSICAL DEMANDS/ENVIRONMENTAL FACTORS

• Requires extensive sitting with periodic standing and walking.
• Able to stand, climb, and stoop, as needed.
• May be required to lift up to 75 pounds.
• Requires significant use of a computer, phone, and general office equipment.
• Needs adequate visual acuity, and ability to grasp and handle objects.
• Needs the ability to communicate effectively through reading, writing, and speaking in person or on the telephone.
• May be required to travel to various locations.
• Requires the ability to tolerate exposure to conditions that may include dirt, dust, or heights.
• Able to use proper body mechanics to lift supplies and equipment and push carts and dollies weighing up to 200 pounds.
• Needs adequate color vision.

 

 

SUPERVISORY RESPONSIBILITIES  

None  

TYPE OF SUPERVISORY RESPONSIBILITIES
None

 

SCOPE AND COMPLEXITY
This position involves advanced troubleshooting, system optimization, and the development of automation tools to improve performance and efficiency. It requires a broad technical skillset across cloud platforms, networks, and security, as well as the ability to mentor others and collaborate with diverse teams. The role combines hands-on engineering with strategic oversight to ensure infrastructure resilience and operational continuity.