Build Your Future with an Award-Winning Team at Credit Control!

What if you could grow your career with a company that’s been recognized seven consecutive years (2019–2026) as a Best Place to Work in Collections?

At Credit Control, our success starts with our people. We believe driven, dedicated team members are the foundation of everything we achieve—and we’re committed to rewarding that dedication with competitive pay, outstanding benefits, and meaningful 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-premise 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
Salary: $60,000 – $85,000 annually

Benefits

Flexible Schedule

Medical/Dental/Vision

Life Insurance

Paid Time Off

Paid Vacation Time

Paid Holidays

Paid Bereavement

Paid Training

401k 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

Work Environment

This is a fully on-premise 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.

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.

System Administrator