Systems Administrator - III

Horizontal Talent; Dallas (TX); On-site; USD 30,000 - 72,000; Full time

Benefits offered by this job

Medical

Dental

Vision

Retirement

Job summary

Horizontal is seeking a Systems Administrator III to support large-scale IBM ACE environments across AWS and on-premise infrastructure. This role is ideal for an experienced IBM ACE system administrator who enjoys maintaining reliable integrations, solving complex technical challenges, and supporting enterprise operations in a collaborative environment.

Responsibilities include administering IBM ACE across cloud and on-prem platforms, monitoring performance, managing configurations,

Qualifications

• Hands-on experience administering IBM ACE (IIB) in enterprise settings.
• Strong understanding of enterprise integration platforms and system administration.
• Experience supporting large-scale environments across AWS and on-premise infrastructure.

Responsibilities

• Administer and support IBM ACE environments across cloud and on-premise platforms.
• Monitor system performance, availability and stability to ensure smooth operations.
• Manage configuration, troubleshooting and day-to-day support for integration infrastructure.
• Collaborate with technical teams to identify issues, implement fixes and drive improvements.
• Maintain secure and dependable system operations in a large-scale enterprise setting.
• Document processes and contribute to operational best practices.

Skills

IBM ACE

AWS

Troubleshooting

System administration

Communication

Job description

Join a high-impact technology team as a Systems Administrator III supporting large-scale IBM ACE environments across AWS and on-premise infrastructure. This role is ideal for an experienced IBM ACE system administrator who enjoys maintaining reliable integrations, solving complex technical challenges, and supporting enterprise operations in a collaborative environment.

Responsibilities

• Administer and support IBM ACE environments across cloud and on-premise platforms
• Monitor system performance, availability, and stability to help ensure smooth operations
• Manage configuration, troubleshooting, and day-to-day support for integration infrastructure
• Work with technical teams to identify issues, implement fixes, and support ongoing improvements
• Help maintain secure and dependable system operations in a large-scale enterprise setting
• Document processes, support knowledge transfer, and contribute to operational best practices

Skills

• Hands-on experience administering IBM ACE, previously known as IIB
• Strong understanding of enterprise integration platforms and system administration practices
• Experience supporting large-scale environments in AWS and on-premise infrastructure
• Ability to troubleshoot technical issues and deliver effective support under pressure
• Clear communication and collaboration skills
• Strong attention to detail and a proactive approach to problem-solving

Preferred Skills

• Experience supporting complex integration environments in enterprise organizations
• Familiarity with infrastructure operations, monitoring, and performance optimization
• Ability to work effectively with cross-functional technical teams
• Experience documenting support procedures and technical processes

Horizontal is committed to fostering an inclusive workplace where diverse perspectives, backgrounds, and experiences are valued. We believe equity and belonging strengthen teams, support innovation, and help create better outcomes for everyone.

Applications will be accepted for 4 weeks.

Benefits

• For those that join the team, we offer competitive compensation and benefits including medical, dental, vision, and retirement.
• The pay range for this role is $22 - $52 per hour based on qualifications and experience.