IT Infrastructure Engineer

Job ID: 113647
Location: St. Louis, Missouri  [Remote]
Category: Infrastructure
Employment Type: Contract
Date Added: 09/23/2026
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Role Summary
An experienced IT Infrastructure Engineer is sought to design, implement, and maintain enterprise server and virtualization infrastructure supporting critical business systems. This role requires a high level of technical expertise in Cisco UCS environments, VMware virtualization, and hybrid cloud integrations, with a focus on ensuring high availability, scalability, and security. The position involves leading infrastructure projects, supporting enterprise Unified Communications systems, and collaborating with cross-functional teams to align technological solutions with organizational objectives.

Responsibilities

  • Design, deploy, and maintain on-premises Cisco UCS infrastructure managed through Intersight, UCS Manager, and UCS Central.
  • Architect and support hybrid cloud environments integrating Azure services such as Virtual Machines, Storage Accounts, and Azure Container Instances (ACI).
  • Lead large-scale infrastructure projects, including server migrations, datacenter moves, firmware/ESXi upgrades, hardware refreshes, and decommissioning.
  • Configure and optimize VMware virtualization environments (vSphere, ESXi, vCenter, vSAN, vRealize Automation/Aria) for performance, high availability, and scalability.
  • Serve as a subject matter expert supporting enterprise Unified Communications systems, including Cisco CUCM, Unity, UCCX, and PCCE.
  • Develop and enforce infrastructure standards, build templates, and documentation for deployment processes.
  • Design and implement backup, monitoring, and disaster recovery solutions across extensive server infrastructures.
  • Improve infrastructure visibility and operational efficiency using tools such as Intersight, Active IQ, SolarWinds, and Splunk.
  • Mentor team members and facilitate effective cross-team communication through technical guidance and regular meetings.
  • Manage vendor relationships and hardware support for FlexPod, Cisco MDS, Nexus 9K, and related technologies.

Qualifications

  • 5+ years of experience in enterprise IT infrastructure engineering with a focus on Cisco UCS environments and server virtualization.
  • Hands-on experience with Cisco UCS B-Series, C-Series, and X-Series servers, including familiarity with Fabric Interconnects.
  • Strong knowledge of VMware virtualization technology (vSphere, ESXi, vCenter, vSAN).
  • Experience integrating hybrid cloud platforms, specifically Microsoft Azure, with on-prem infrastructure.
  • Familiarity with NetApp storage solutions (ONTAP, AFF series) and FlexPod architecture.
  • Supporting Unified Communications systems with Cisco CUCM, Unity, UCCX/PCCE is preferred.
  • Proficiency in enterprise monitoring and management tools such as SolarWinds, Splunk, and ServiceNow.
  • Proven experience managing large infrastructure modernization projects across multiple sites.
  • Strong documentation, mentoring, and cross-team communication skills.
  • Availability to work remotely with appropriate technical setup and correct working rights.

Publishing Pay Range: $55.00 – $60.00 USD Hourly
This is a fully remote role and can be performed from an approved location.

About GDH:
At GDH, we believe in the power of people and the importance of caring. Our culture statement, “We care about people,” isn’t just a tagline – it’s the core of everything we do. GDH is a premier staffing and talent solutions company dedicated to helping businesses find the best talent and assisting job seekers in finding their dream jobs.

Who We Are:
GDH, founded in 2001, has grown into a leader in providing staffing solutions across various industries. We specialize in IT across several sectors, connecting top talent with leading enterprises. As a Best of Staffing firm recognized for excellence in client, employee, talent, and women’s services, we pride ourselves on our commitment to quality and service.

GDH Benefits

GDH offers a range of employee benefits that are designed to promote well-being and help maintain a healthy work-life balance. These comprehensive benefits cover various aspects of an employee’s life and aim to enhance their overall experience with the company. Our health benefits include three medical insurance options with access to KISx Card, Zero Card, and HealthJoy concierge services. Other plan offerings include dental, vision, life, disability, supplemental insurance, and pet insurance plans. Enjoy additional perks like holiday pay, 401(k) plan, direct deposit, an employee referral program, work-life balance benefits, a Wellbeats membership, a discounted gym membership program, and more!  For more detailed information on benefits, please go to GDH’s website under the tab for candidates.

GDH provides equal employment opportunities (EEO) to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, gender, sex (including pregnancy), sexual orientation, gender identity, national origin, age, disability, genetic information, marital status, ancestry, protected veteran status, military or uniformed service member status, or any other status or characteristic protected by applicable federal, state, and local laws. Applicants with disabilities who require an accommodation or assistance in applying and/or for interviewing, please contact our HR Department.

Please visit our notice of collection for California applicants.

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