Sr Infrastructure Engineer (52731)

Carter BloodCare • Bedford, TX

7d • Onsite

About The Position

The Senior Infrastructure Engineer (SIE) is responsible for the design, implementation, maintenance, and optimization of Carter BloodCare’s (CBC) network infrastructure. This position applies advanced expertise in Cisco networking technologies, routing protocols, SD-WAN, and infrastructure security to design, implement, and optimize resilient network solutions. The SIE ensures the reliability, scalability, and security of network systems by maintaining LAN/WAN environments, supporting VOIP systems, and collaborating with cybersecurity personnel to enforce security standards. This position proactively monitors, troubleshoots, and resolves complex network and infrastructure issues to ensure high availability and performance across critical systems, including hybrid cloud environments. The SIE exemplifies and champions CBC Core Values and Code of Conduct and adheres to CBC policies and applicable Standard Operating Procedures (SOPs). To support ongoing development and organizational goals, the SIE is required to attend meetings and training sessions, as assigned. This position participates in the shared on-call rotation with the IS Technical Services team. Exempt employees are expected to maintain availability beyond standard business hours when business needs arise. Regular, full-time attendance is required during normal working hours.

Requirements

• Bachelor’s Degree in Computer Science, Information Technology, or a related field; Equivalent work experience may be considered in lieu of a degree
• Minimum of 5 years of experience with Cisco routing, switching, and firewall technologies
• Minimum of 3 years of experience supporting VOIP systems, preferably Cisco-based solutions
• Minimum of 3 years of experience with SD-WAN technologies and implementation
• Advanced knowledge of LAN/WAN architecture, routing, switching, and network protocols
• Knowledge of SD-WAN architecture, deployment, and management
• Understanding of hybrid cloud networking concepts, including Azure and AWS networking services
• Familiarity with virtualization platforms (e.g., VMware, Nutanix)
• Knowledge of Windows Domain Services (e.g., AD, DNS, Group Policy)
• Knowledge of Microsoft 365 administration
• Strong understanding of network security principles and collaboration with cybersecurity teams
• Proficiency in configuring and maintaining Cisco infrastructure and firewall technologies
• Ability to diagnose and resolve complex network issues in a timely manner
• Strong documentation skills, including network diagrams and SOPs
• Excellent communication skills with the ability to interface with users and cross-functional teams
• Ability to sit, walk, stand, bend, and move up to 40 pounds
• Ability to work under pressure in a fast-paced environment with competing priorities and critical infrastructure support responsibilities
• Ability to participate in an on-call rotation and respond to after-hours incidents, which may require extended work hours

Nice To Haves

• Industry certifications (e.g., Cisco CCNP CCIE)
• Experience in a lead, mentoring, or supervisory capacity
• Experience administering enterprise systems and services, including Windows Domain Services (e.g., Active Directory, DNS, Group Policy) and Microsoft 365
• Experience supporting network and infrastructure environments across cloud and virtualization platforms (e.g., Microsoft Azure, AWS, VMware, Nutanix)

Responsibilities

• Design, implementation, maintenance, and optimization of network infrastructure.
• Apply advanced expertise in Cisco networking technologies, routing protocols, SD-WAN, and infrastructure security.
• Ensure reliability, scalability, and security of network systems.
• Maintain LAN/WAN environments.
• Support VOIP systems.
• Collaborate with cybersecurity personnel to enforce security standards.
• Proactively monitor, troubleshoot, and resolve complex network and infrastructure issues.
• Ensure high availability and performance across critical systems, including hybrid cloud environments.
• Attend meetings and training sessions as assigned.
• Participate in the shared on-call rotation.
• Maintain availability beyond standard business hours when business needs arise.
• Maintain regular, full-time attendance during normal working hours.
• Manage infrastructure lifecycle activities (e.g., patching, firmware upgrades, ongoing maintenance of network devices).

Benefits

• Equal employment opportunities (EEO) to all employees and applicants
• Will not discriminate in its employment practices due to an employees or applicants race, color, religion, sex, sexual orientation, gender identity, age, national origin, genetic, and veteran or disability status.
• Complies with applicable state and local laws governing nondiscrimination in employment in every location in which the company has facilities.
• Pro Disabled & Veteran Employer.
• Maintain a drug-free workplace and perform pre-employment substance abuse testing.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior