Join a mission-critical technical support team helping keep enterprise infrastructure running smoothly in a fast-paced data center environment. This onsite opportunity in Ashburn, VA is ideal for a hands-on professional who enjoys troubleshooting hardware and software issues, supporting customers, and contributing to reliable operations.

Responsibilities

• Provide Tier 1 and Tier 2 support for hardware and software issues, helping restore service efficiently
• Troubleshoot routine technical problems by identifying symptoms, analyzing root causes, and following established procedures
• Document incidents, resolutions, and recurring issues to support stronger problem prevention and knowledge sharing
• Develop and maintain checklists and reference materials for common technical issues
• Support customers with clear communication, guidance, and informal technical training when needed
• Work collaboratively with team members to manage calls, share information, and resolve issues effectively
• Participate in scheduled maintenance windows and after-hours incident response as required
• Contribute to a structured environment that follows incident, change, and problem management processes

Skills

• Experience supporting enterprise data center or colocation environments
• Strong knowledge of server, storage, network, rack, power, and cabling infrastructure
• Ability to perform rack-and-stack, equipment installation, hardware replacement, relocation, and decommissioning tasks
• Familiarity with structured copper and fiber cabling standards and best practices
• Experience using DCIM, configuration management, asset management, or inventory tracking tools
• Understanding of data center power, cooling, environmental monitoring, capacity, and redundancy concepts
• Ability to read rack elevations, infrastructure diagrams, implementation plans, and technical documentation
• Strong troubleshooting, organization, documentation, and communication skills
• Ability to prioritize work independently in a critical operational environment
• Experience coordinating with vendors, contractors, and technical teams

Preferred Skills

• Previous experience working in formal incident, change, or problem management environments
• Experience supporting hardware and software issues in a customer-facing technical role
• Exposure to technical documentation, knowledge base development, or call tracking systems
• Comfort working in a team-oriented environment where information sharing is valued
• Flexibility to support maintenance activities and urgent operational needs when required

Horizontal is committed to fostering a diverse, equitable, and inclusive workplace where all people are welcomed, respected, and supported. We encourage candidates from all backgrounds to apply and bring their unique perspectives and experiences to the team.