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Seasonal L3 Support Engineer Jobs (NOW HIRING)

Reliance One

L3 Support Engineer

Buffalo, WV

$25 - $29/hr

L3 Support Engineer Buffalo, West Virginia, United States On-site $25-$29/hour Contract Opportunity Benefits begin on day 1 including medical, dental, vision insurance, 401(k), paid time off, and ...

Cloudious

L3 Support engineer OCP

Concord, CA

L3 Support engineer OCP Location :: Concord CA Type: C2C Work hours :: 6.00 AM -3.00 PM California times OpenShift, Kubernetes, Docker, Google Cloud Platform, Grafana, Splunk logs, Redis, PostgreSQL ...

Tintri

Senior Engineer - L3 Support Engineer

The L3 Support Engineer for VMstore products serves as the highest level of technical escalation between Customer Support and Engineering. This role is responsible for diagnosing, resolving, and ...

Data Direct Networks

The L3 Support Engineer for VMstore products serves as the highest level of technical escalation between Customer Support and Engineering. This role is responsible for diagnosing, resolving, and ...

Tintri

The L3 Support Engineer for VMstore products serves as the highest level of technical escalation between Customer Support and Engineering. This role is responsible for diagnosing, resolving, and ...

Diverse Lynx

L3 Support engineer - OCP

Concord, CA · On-site

They are seeking an L3 Support Engineer with strong expertise in OpenShift and Kubernetes to manage and troubleshoot systems in a large-scale enterprise environment. Responsibilities : • 5-7 years ...

LTM

AI Copilot Support Engineer

Manhattan, NY · On-site

LTM is seeking an experienced AI Platform Support Engineer to support and manage enterprise AI ... Responsibilities : • Provide L1 L2 L3 support and resolve user issues related to AI tools. • ...

JConnect Inc

Invent L3 Support

Los Angeles, CA

$17.25 - $23.25/hr

Invent L3 Support Job Location: Los Angeles, CA Duration: Contract Key responsibilities • Act as ... repro steps) for Engineering. • Implement or coordinate permanent fixes, patches, and ...

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As of Jun 13, 2026, the average hourly pay for seasonal l3 support engineer in the United States is $39.87, according to ZipRecruiter salary data. Most workers in this role earn between $29.57 and $46.63 per hour, depending on experience, location, and employer.
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Seasonal L3 Support Engineer jobs near you
L3 Support Engineer

L3 Support Engineer

Reliance One

Buffalo, WV

$25 - $29/hr

Full-time

Medical, Dental, Vision, Retirement, PTO

Posted 21 days ago

Job description

L3 Support Engineer

Buffalo, West Virginia, United States

On-site

$25-$29/hour

Contract Opportunity

Benefits begin on day 1 including medical, dental, vision insurance, 401(k), paid time off, and paid holidays


We are hiring for one of our trusted clients seeking an experienced L3 Support Engineer to support complex IT infrastructure environments in a fast-paced manufacturing setting. This role is ideal for someone with strong technical troubleshooting experience, excellent customer service skills, and the ability to support critical infrastructure and plant floor systems.


Key Responsibilities:

  • Provide Level 3 technical support for infrastructure, server, network, and plant floor systems
  • Troubleshoot and resolve escalated incidents that cannot be resolved by Tier 1 support
  • Support Cisco Layer 2 and Layer 3 routing, wireless networks, and PBX administration
  • Perform network troubleshooting including TCP/IP, DHCP, VLANs, subnetting, and POE
  • Support IT cabling, switch configuration, infrastructure planning, and network traffic analysis
  • Utilize packet capture tools such as Wireshark for diagnostics and troubleshooting
  • Manage and support server room infrastructure including power, HVAC, fiber, switches, servers, and storage equipment
  • Administer Windows Server environments including DNS, DHCP, print servers, SCCM, and file shares
  • Support server, storage, SAN/NAS, and backup system maintenance and refresh activities
  • Provide technical support for plant floor systems including ANDON, PLC-related systems, GALC, PTCS, and manufacturing applications
  • Coordinate with remote teams and third-party vendors for issue escalation and resolution
  • Provide conference room, break/fix, and site support as needed
  • Respond to critical outages and plant floor emergencies with urgency and professionalism


Qualifications:

  • 3–5 years of experience performing Level 3 IT support responsibilities
  • Strong Cisco networking experience required
  • Experience with TCP/IP, DHCP, subnetting, VLANs, and POE
  • Experience supporting Windows Server environments
  • Knowledge of data center/server room infrastructure and hardware support
  • Strong troubleshooting, root cause analysis, and critical thinking skills
  • Ability to work in high-pressure environments and support critical plant operations
  • Excellent communication and customer service skills
  • Project management experience within IT environments preferred
  • Flexibility to support on-call responsibilities and overtime as needed


This is a great opportunity to join a collaborative technical team supporting advanced manufacturing operations and critical infrastructure systems. Let’s connect!


Equal Employment Opportunity Commission (EEOC) Statement

Reliance One, Inc. is an Equal Opportunity Employer. We provide equal employment opportunities to all employees and applicants and prohibit discrimination and harassment of any kind, without regard to race, color, religion, sex (including pregnancy, gender identity, and sexual orientation), national origin, age, disability, genetic information, veteran status, or any other characteristic protected by applicable federal, state, or local laws.


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