Linux Administrator

Job Description

Job Description

Accertify enables commerce by doing one thing extraordinarily well: pinpointing fraud. The company's Predictive Yes Platform helps businesses say yes to more - more good customers, more revenue, and more growth - without getting burned. It's a precise, confident, data-backed yes, made possible by joining signals across the entire customer lifecycle through unmatched data volume, layered AI-powered models, and a consortium approach that protects clients from bad actors spotted anywhere in the network while unlocking business with good actors verified anywhere in the network. With more than 10 billion transactions and over $1 trillion in commerce processed in 2025 alone, Accertify delivers the intelligence and precision that fraud and payments teams need to say yes confidently and enable growth. That's the More Yes difference.

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.

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

Skills & Qualifications:

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

Additional Details:

• Location: 2 Pierce Place, Suite 900, Itasca, IL 60143
• Workplace Flexibility: Hybrid (3-4 days in-office per week). Candidates must be located in the United States.
• Visa Sponsorship: Employment eligibility to work for Accertify in the U.S. is required, as Accertify will not pursue Visa sponsorship for this position.
• The base salary range for this position is $80-115K, depending on experience, skills, and qualifications.

Why Join Accertify?
At Accertify, we believe in investing in our people. We offer a comprehensive suite of benefits to support your success both professionally and personally:

• Health & Wellness: Medical, dental, and vision coverage for you and your family.
• Time Off: Paid time off, holidays, and personal days to maintain work-life balance.
• Financial Growth: We offer competitive compensation, performance-based rewards, and, where applicable, local retirement or savings plans, along with financial education resources. 
• Career Development: Training programs, mentorship opportunities, and growth potential within the company.
• Wellness Support: Mental health resources and wellness programs.
• Family-Friendly Perks: Parental leave, flexible work arrangements.
• Extras & Perks: Commuter benefits, employee discounts, and company-sponsored events.

At Accertify, we’re committed to your success, because when you thrive, we thrive. Are you ready to make an impact? Apply today and be in the driver’s seat of your career.