L3 Infrastructure Engineer Job Blue Springs Mississippi USA,IT/Tech

Location: Blue Springs

Job Overview

Tier 3 (L3) IT Infrastructure engineers comprise a technical team that deals with technical problems, including troubleshooting, configuration, database administration, and repair for servers, networks, infrastructure, data centers, email, file shares, and other infrastructure issues.
With years of experience, L3 experts manage and resolve nearly any problem requiring high expertise, controlling infrastructure, cloud, network, and DC level operations, and serving as team leaders in each operation.
Provide support to customers by researching, diagnosing, troubleshooting issues, and resolving incidents that cannot be resolved by Tier 1. The role is customer-facing and requires excellent verbal and written communication skills and the ability to work under pressure during critical incidents.
Act as the front‑line interface between customers and the Product & Engineering team, operating as second‑level support after basic user‑level remote support (L1), and resolving technical support incidents or service requests in accordance with applicable SLAs.

Roles & Responsibilities Network (LAN, WAN and Wireless)

Troubleshooting & administration of Cisco Layer 2 & 3 Routing, Cisco Wireless Networks, Cisco PBX Administration, Cisco standard protocols and Cisco CCNA certification.
Support IT cabling, infrastructure planning, and design: cable patching, switch configuration/deployment, port enable/disable, and network traffic analysis.
TCP/IP, DHCP, Subnetting, VLAN, POE.
Experience with packet capturing (e.g., Wire Shark).
Network maintenance, support, and refresh.
Smart Hands for remote teams & 3rd‑party vendor management for issue escalation/resolution.

Data Center (Server Room) Management

Site infrastructure knowledge:
Power/UPS, HVAC, cabling, etc.
Installation and troubleshooting of server‑room hardware: rack servers, fiber, switches, disk drives, memory, and related components.
Smart Hands for remote teams & 3rd‑party vendor management for issue escalation/resolution.

Server Management

Experience administering Windows Server operating systems (e.g., Windows Server 2016), monitoring, troubleshooting, and parts swaps/repair.
DHCP, DNS, Print Server, File Shares, Microsoft SCCM.
Smart Hands for remote teams & 3rd‑party vendor management for issue escalation/resolution.
Support hardware for servers, data backup libraries, and SAN/NAS.
Maintenance, support, and refresh of server, storage, and backup systems: rack‑mount installation and configuration of server hardware.
Knowledge of Server 2012/2016 policy and security management.

Critical Plant Floor Hardware Support

Support manufacturing functions such as GALC, AER creation, PTCS, etc.
ANDON and PLC (Programmable Logic Controllers) support knowledge.
First‑level support for business and plant‑floor applications, managing escalation to SMEs.
Strong troubleshooting, critical‑thinking, problem‑solving, and root‑cause analysis skills for outage and problem management.
Exceptional customer service and ability to work under pressure (e.g., plant‑down situations, outages requiring a 15‑minute turnaround).
On‑call 24/7 availability during non‑work hours and flexible overtime.

Other Must‑Have Attributes for Level 3

Ability to lift 50 lb and climb ladders and staircases to access IT equipment.
Readiness to travel to other Toyota sites/locations within the US on a short basis.
Strong teamwork, professional demeanor, and ethics.
Good written and oral communication skills.
Experience with remote control tools and remote support (off‑site) for manufacturing systems.
Windows Active Directory: maintenance kiosks, OU configuration, Group Policy Objects.
Change‑management process.
Associate or bachelor’s degree in Computer Information Systems, Computer Science, or related field.
TMMBC English 50–100 % competence.

Nice to Have