Linux Administrator

Accertify, Inc. • Itasca, IL

15h • Hybrid

About The Position

Trusted by many of the largest companies globally, Accertify is the leading digital platform assessing risk across the entire customer journey, from Account Monitoring and Payment Risk to Refund Fraud and Dispute Management. Accertify helps maximize revenues and user experience while minimizing loss and customer friction. We offer ultra-fast decision-making and precise control, ensuring our clients are always confidently in the driver’s seat and ready to #MoveAtTheSpeedOfRight. Be in the driver’s seat of your career as a Linux Administrator with the industry leader- and build a career you can trust. We are seeking a skilled Linux Administrator to own the lifecycle of our Linux-based fleet. You will be the primary architect and administrator for our Ubuntu endpoints and the Red Hat-based infrastructure that supports them. You will provide global support, ensuring that our teams worldwide have stable, secure, and high-performing workstations.

Requirements

• Deep professional experience administering Ubuntu Desktop and Red Hat Enterprise Linux (RHEL).
• Familiarity with Linux directory services (LDAP/FreeIPA/Active Integration) and package management (APT/YUM/DNF).
• Proficiency in Bash scripting is required; Python experience is a significant plus.
• Strong understanding of TCP/IP, DNS, DHCP, and VPN configurations within a Linux environment.
• Experience managing enterprise-grade laptop/desktop hardware and peripherals.
• A proactive problem-solver who enjoys ownership.

Nice To Haves

• Python experience is a significant plus.

Responsibilities

• Deploy, configure, and maintain Ubuntu desktop endpoints for a global user base.
• Manage and scale the back-end infrastructure (Red Hat Enterprise Linux) supporting desktop operations, including update servers, authentication, and configuration management.
• Implement automated patching schedules and security hardening for all Linux clients to meet our rigorous cybersecurity standards.
• Utilize scripting (Bash, Python) or configuration management tools (Ansible, Puppet, or Chef) to streamline repetitive tasks and ensure consistency across the fleet.
• Act as the Tier 3 escalation point for Linux-related hardware and software issues for our remote and international offices.
• Create and maintain gold images, hardware procurement standards, and comprehensive documentation for the Linux environment.
• Assist in building out and deploying Linux-based virtualization (Proxmox) to support up to 50 Windows-based VMs.

Benefits

• Medical, dental, and vision coverage for you and your family.
• Paid time off, holidays, and personal days to maintain work-life balance.
• Competitive compensation, performance-based rewards, and, where applicable, local retirement or savings plans, along with financial education resources.
• Training programs, mentorship opportunities, and growth potential within the company.
• Mental health resources and wellness programs.
• Parental leave, flexible work arrangements.
• Commuter benefits, employee discounts, and company-sponsored events.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: No Education Listed