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Weekend Afternoon System Administrator Jobs (NOW HIRING)

Credit Control LLC

System Administrator

Earth City, MO · Hybrid

$60K - $85K/yr

About the Role We are seeking a highly skilled and motivated System Administrator to join our ... Availability for occasional nights/weekends for after-hours support, upgrades, or project work ...

LATG

Linux System Administrator

Monterey, CA

Note: This position includes an expectation of occasional after-hours or weekend support in the ... privileged system administrators. * Ability to travel for periodic training and support ...

Via Logic LLC

System Administrator

Oklahoma City, OK · On-site

$59K - $106K/yr

The position is full time daily operation and may require after hours and weekend duty via on-call support. The System Administrator is required to be able to respond within one (1) hour of critical ...

Northrop Grumman Corp. (JP)

... and weekends and support on call status for 24 hours-a-day, 7 days-a-week, and 365 days a year ... Basic Qualifications for Principal Systems Administrator: * Must have a High School diploma/GED and ...

Northrop Grumman Corp. (JP)

... and weekends and support on call status for 24 hours-a-day, 7 days- a-week, and 365 days a year ... Basic Qualifications for Principal Systems Administrator: * Must have a High School diploma/GED and ...

Leidos

System Administrator

Oklahoma City, OK · On-site

$59K - $106K/yr

The position is full time daily operation and may require after hours and weekend duty via on-call support. The System Administrator is required to be able to respond within one (1) hour of critical ...

Leidos

System Administrator

Oklahoma City, OK · On-site

$59K - $106K/yr

The position is full time daily operation and may require after hours and weekend duty via on-call support. The System Administrator is required to be able to respond within one (1) hour of critical ...

T12 TECHNOLOGIES LLC

System Administrator

Baltimore, MD · On-site

$45 - $55/hr

... System Administrator to manage and maintain our on-premises and cloud systems on-site at our ... Occasional after-hours, weekend, or on-call work is required to perform maintenance windows and ...

T12 Technologies

System Administrator

Baltimore, MD · On-site

... System Administrator to manage and maintain our on-premises and cloud systems on-site at our ... Occasional after-hours, weekend, or on-call work is required to perform maintenance windows and ...

T12 Technologies

System Administrator

Baltimore, MD · On-site

... System Administrator to manage and maintain our on-premises and cloud systems on-site at our ... Occasional after-hours, weekend, or on-call work is required to perform maintenance windows and ...

Castellum Inc

System Administrator

Lakehurst, NJ · On-site

$85K - $105K/yr

The Systems and Network Administrator provides support to U.S. Navy programs by administering and ... This results in a three-day weekend every other week! RESPONSIBILITIES * Install, configure, secure ...

Kavaliro

System Administrator III

Orlando, FL · On-site

$100K - $120K/yr

Sr System Administrator Overall Responsibility: We are seeking an experienced Systems Administrator ... weekends as operational needs dictate. Pay: $100,000 to $120,000 annually Key Areas of ...

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How much do weekend afternoon system administrator jobs pay per year?

As of Sep 13, 2026, the average yearly pay for weekend afternoon system administrator in the United States is $88,927.00, according to ZipRecruiter salary data. Most workers in this role earn between $70,000.00 and $104,000.00 per year, depending on experience, location, and employer.

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Weekend Afternoon System Administrator jobs near you

System Administrator

Earth City, MO • Hybrid

Credit Control Co., Inc.
Finance and Insurance • 201 - 500 employees
Learn more about Credit Control Co., Inc.external

$60K - $85K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

This job post has expired 1 day ago. Applications are no longer accepted.

Job description

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 six consecutive years (2019–2025) 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

Compensation & Benefits

  • Salary: $60,000 – $85,000 annually
  • Medical, Dental, and Vision coverage
  • Life insurance
  • Short Term & Long-Term Disability
  • Generous Paid Time Off, Vacation, and Holidays
  • Paid Bereavement Leave
  • 401(k) with Company Match
  • Professional Development Grant Program
  • Employee Assistance Program
  • Fun contests, prizes, and company events
  • Referral bonus 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.

Apply