Tier III Support Technician

Core4ce Careers; South Carolina; On-site; USD 60,000 - 80,000; Full time

Benefits offered by this job

401(k) with company match

Medical, dental, and vision coverage

Training and certifications

Tuition assistance

Paid parental leave

PTO and holidays

Internal innovation program

Job summary

Core4ce is seeking a Service Desk Technician (Tier III) to join a fast-paced 24x7x365 team supporting a government customer’s virtualized hosting environment. You’ll troubleshoot Citrix, VMware, and Windows server issues, manage service requests, and provide phone and remote assistance across shifts.

The role emphasizes root-cause analysis, clear communication, and collaboration with defense-related teams. A Secret clearance is required or obtainable, with strong documentation and customer

Qualifications

• Ability to obtain Secret clearance required.
• Experience with server ports, protocols, and services.
• Experience troubleshooting connectivity issues between servers and systems.

Responsibilities

• Troubleshoot and administer Citrix, VMware, and Microsoft Server issues.
• Resolve service requests using a ticket management system.
• Support and maintain the customer-facing virtual hosting environment and communicate timely and respectfully with end users.
• Provide installation support to teams by assisting with upgrades and installing Service Packs/hotfixes.
• Provide phone and remote support to various customers running various virtualization technologies.
• Assist on internal and external projects.
• Work on a rotating shift schedule to support customers around the clock.

Skills

Excellent communication

Customer service

Teamwork

Time management

Problem solving

Written communication

Tools

Remedy

ServiceNow

VMware

Citrix

SharePoint

Job description

The Service Desk Technician (Tier III Support) is part of a 24x7x365 team that troubleshoots IT systems for end users of our government customer’s virtualized hosting environment. These systems include Citrix Virtual Apps and Desktops and other Citrix components, VMware vSphere, Microsoft Windows, and other virtual desktop infrastructure (VDI) technologies. This is a fast-paced, team-oriented position which provides technical support to military healthcare professionals around the world. A key requirement of the candidate is the ability to troubleshoot an expansive variety of potential user issues. Tier III Support means that troubleshooting has moved beyond the more rudimentary user issues and the potential candidate will need to demonstrate a desire to find the root cause and truly understand how to resolve it.

Responsibilities

• Troubleshoot and administer Citrix, VMware, and Microsoft Server issues
• Resolve service requests using a ticket management system
• Support and maintain the customer-facing virtual hosting environment and communicate timely and respectfully with end users
• Provide installation support to teams by assisting with upgrades and installing Service Packs/hotfixes
• Provide phone and remote support to various customers running various virtualization technologies
• Assist on internal and external projects
• Work on a rotating shift schedule to support customers around the clock.

This position requires the ability to support 24/7 operations across three shifts, including day, evening, and overnight schedules. Assigned shifts may include weekends, holidays, and rotating schedules based on operational requirements.

*This position is designed to be flexible, with responsibilities evolving to meet business needs and enable individual growth.

Requirements

• Ability to obtain Secret clearance required
• Experience with server ports, protocols, and services
• Experience with VMWare and administering virtual machines
• Experience troubleshooting connectivity issues between servers and systems
• Ability to create standardized operating procedures and manuals
• Experience with Microsoft office products (Word, Excel, PowerPoint)
• Excellent oral and written communication skills

Desired:

• Experience working with the Defense Health Agency (DHA)
• Experience working with an online ticketing system, particularly Remedy or Service Now
• Experience using MS SharePoint
• Excellent customer service and organization skills
• Excellent time management skills and ability to work independently and with a team

Why Work for Us?

Core4ce is a team of innovators, self-starters, and critical thinkers—driven by a shared mission to strengthen national security and advance warfighting outcomes.

We offer:

• 401(k) with 100% company match on the first 6% deferred, with immediate vesting
• Comprehensive medical, dental, and vision coverage—employee portion paid 100% by Core4ce
• Unlimited access to training and certifications, with no pre-set cap on eligible professional development
• Tuition assistance for job-related degrees and courses
• Paid parental leave, PTO that grows with tenure, and generous holiday schedules
• Got a big idea? At Core4ce, The Forge gives every employee the chance to propose bold innovations and help bring them to life with internal backing.

Join us to build a career that matters—supported by a company that invests in you.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy), national origin, disability, veteran status, age, genetic information, or other legally protected status.

*Core4ce provides the listed pay range for this position as a general guideline only and not as a guarantee of compensation or salary. Final offers may take into account a variety of factors, including, but not limited to, job responsibilities, education, experience, knowledge, skills, abilities, internal equity, market data alignment, any applicable collective bargaining agreement, and other legal requirements.

Salary Range

$60,000.00 – $80,000.00