Credit Control
Wouldn't it be great to build your career at a growing company recognized 6 years in a row from 2019 to 2025 as the winner of Best Places to Work in Collections? At Credit Control, we know without a doubt that our driven and dedicated team members are the foundation of our success. Employees are rewarded with excellent benefits and growth opportunities.
About the Role
We are seeking a highly skilled and motivated System Administrator to join our IT Operations team at our Earth City, MO headquarters. This is a 100% on-premises position, ideal for a hands-on professional with strong system administration experience, particularly in on-site infrastructure and enterprise systems.
You'll play a key role in managing our internal systems, supporting users, and contributing to infrastructure and security initiatives. The right candidate will be comfortable in a dynamic environment with varied responsibilities-from server management to application support.
Key Responsibilities
Maintain, monitor, and optimize physical and virtual server infrastructure (Windows/Linux). Administer Active Directory, DNS, DHCP, Group Policy, and related core services. Support and improve virtualization environments (VMware, Hyper-V). Perform routine patching, backups, and system health monitoring. Provide Tier 2/3 support for service desk escalations. Create and maintain system documentation and SOPs. Assist with endpoint management and software deployment. Coordinate with security teams on vulnerability remediation and incident response. Participate in after-hours upgrades, maintenance windows, and on-call rotations. Requirements
5+ years of experience in system administration roles in enterprise environments. Bachelor's degree in computer science or related field, OR relevant certifications in lieu of a degree. Preferred Certifications (One or more):
CompTIA Server+, Network+ Microsoft Certified: Windows Server Hybrid Administrator Associate Cisco CCNA VMware Certified Professional (VCP) Red Hat Certified System Administrator (RHCSA) Technical Skills
Required:
Windows Server & Linux administration Virtualization (VMware, Hyper-V) Networking fundamentals (VLANs, TCP/IP, Firewalls) Backup and disaster recovery systems Scripting (PowerShell, Bash) Preferred/Bonus Experience With:
Appgate SDP (or similar ZTNA solutions) Microsoft 365 administration Azure AD Sync / Hybrid identity ConnectWise Service Manager or other RMM platforms Endpoint protection (SentinelOne) Vulnerability management (Rapid7) Cisco Umbrella PAM tools like CyberArk or similar Schedule
Monday-Friday, standard 8-hour shifts Availability for occasional nights/weekends for after-hours support, upgrades, or project work Work Environment
This is a fully on-premises role located at: 3300 Rider Trail South, Suite 500, Earth City, MO 63045 You'll be working in a secure, team-oriented, and fast-paced environment that values reliability, accountability, and innovation. Salary:
$55,000 - $85,000 annually (commensurate with experience)
Benefits:
Flexible Schedule Medical/Dental/Vision Life Insurance Paid Time Off Paid Vacation Time Paid Holidays Paid Bereavement Paid Training 401 (k) with company match Annual Retention Bonus Professional Development Grant Program Employee Assistance Program Ongoing Contests & Prizes Annual Company Events Company Referral Program ADP Lifemart Employee Discounts
How to Apply
Submit your resume and a brief cover letter. We look forward to learning more about how your experience aligns with our team's goals.
Equal Opportunity Employer
Credit Control is an Equal Opportunity Employer. We value diversity and are committed to creating an inclusive workplace for all employees.
About the Role
We are seeking a highly skilled and motivated System Administrator to join our IT Operations team at our Earth City, MO headquarters. This is a 100% on-premises position, ideal for a hands-on professional with strong system administration experience, particularly in on-site infrastructure and enterprise systems.
You'll play a key role in managing our internal systems, supporting users, and contributing to infrastructure and security initiatives. The right candidate will be comfortable in a dynamic environment with varied responsibilities-from server management to application support.
Key Responsibilities
Maintain, monitor, and optimize physical and virtual server infrastructure (Windows/Linux). Administer Active Directory, DNS, DHCP, Group Policy, and related core services. Support and improve virtualization environments (VMware, Hyper-V). Perform routine patching, backups, and system health monitoring. Provide Tier 2/3 support for service desk escalations. Create and maintain system documentation and SOPs. Assist with endpoint management and software deployment. Coordinate with security teams on vulnerability remediation and incident response. Participate in after-hours upgrades, maintenance windows, and on-call rotations. Requirements
5+ years of experience in system administration roles in enterprise environments. Bachelor's degree in computer science or related field, OR relevant certifications in lieu of a degree. Preferred Certifications (One or more):
CompTIA Server+, Network+ Microsoft Certified: Windows Server Hybrid Administrator Associate Cisco CCNA VMware Certified Professional (VCP) Red Hat Certified System Administrator (RHCSA) Technical Skills
Required:
Windows Server & Linux administration Virtualization (VMware, Hyper-V) Networking fundamentals (VLANs, TCP/IP, Firewalls) Backup and disaster recovery systems Scripting (PowerShell, Bash) Preferred/Bonus Experience With:
Appgate SDP (or similar ZTNA solutions) Microsoft 365 administration Azure AD Sync / Hybrid identity ConnectWise Service Manager or other RMM platforms Endpoint protection (SentinelOne) Vulnerability management (Rapid7) Cisco Umbrella PAM tools like CyberArk or similar Schedule
Monday-Friday, standard 8-hour shifts Availability for occasional nights/weekends for after-hours support, upgrades, or project work Work Environment
This is a fully on-premises role located at: 3300 Rider Trail South, Suite 500, Earth City, MO 63045 You'll be working in a secure, team-oriented, and fast-paced environment that values reliability, accountability, and innovation. Salary:
$55,000 - $85,000 annually (commensurate with experience)
Benefits:
Flexible Schedule Medical/Dental/Vision Life Insurance Paid Time Off Paid Vacation Time Paid Holidays Paid Bereavement Paid Training 401 (k) with company match Annual Retention Bonus Professional Development Grant Program Employee Assistance Program Ongoing Contests & Prizes Annual Company Events Company Referral Program ADP Lifemart Employee Discounts
How to Apply
Submit your resume and a brief cover letter. We look forward to learning more about how your experience aligns with our team's goals.
Equal Opportunity Employer
Credit Control is an Equal Opportunity Employer. We value diversity and are committed to creating an inclusive workplace for all employees.