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About the Role

Join the Systems Administration team to manage, modernize, and continuously improve enterprise Linux infrastructure across on-premises and cloud environments at Moneris. You will operate a large-scale Red Hat Enterprise Linux (RHEL) 7/8/9/10 estate spanning thousands of virtual machines across VMware vSphere, Nutanix AHV, and Microsoft Azure Infrastructure as a Service (IaaS). Working with Site Reliability Engineering (SRE), Information Security, Cloud Operations, Infrastructure Architecture, and Application teams, you will scale reusable automation in Red Hat Ansible, Python, Bash, and GitHub, and mature service ownership through documentation, standards, and observability. Your work directly strengthens Moneris' Payment Card Industry Data Security Standard (PCI DSS) posture, resilience, and delivery velocity for merchant-critical services.

Responsibilities

Manage and support Red Hat Enterprise Linux (RHEL) 7/8/9/10 across development, test, production, and mission-critical environments.
Operate service requests, incidents, changes, and problems through ServiceNow aligned to enterprise ITIL processes.
Maintain platform currency via patching, in-place upgrades, migrations, remediation, and standards-based lifecycle management.
Build reusable automation with Red Hat Ansible, Bash, Python, and GitHub to scale consistent, secure operations.
Support hybrid infrastructure across VMware vSphere, Nutanix AHV, and Microsoft Azure Infrastructure as a Service (IaaS) virtual machines.
Contribute to capacity planning, availability planning, service reporting, and Service Level Agreement (SLA) monitoring.
Mature service ownership by producing technical documentation, build standards, diagrams, automation playbooks, and knowledge base articles.
Participate in a rotational on-call schedule supporting 24/7 critical and production systems.

Requirements

Minimum 3 years in a similar role within a large, complex enterprise environment.
Significant hands-on experience with Red Hat Enterprise Linux (RHEL) 7/8/9/10 on x86_64 at scale (thousands of virtual machines) across development, test, and mission-critical production.
Hands-on automation with Red Hat Ansible, Bash, Python, and GitHub to build reusable, standards-based operations.
Experience with Red Hat Satellite, Red Hat Hybrid Cloud Console, in-place RHEL upgrades, and Active Directory integration via System Security Services Daemon (sssd) and Kerberos keytabs.
Virtualization experience with VMware vSphere and/or Nutanix AHV, plus Microsoft Azure Infrastructure as a Service (IaaS) virtual machines.
Use of ServiceNow and enterprise ITIL processes for incidents, changes, problems, and requests.
Solid understanding of IPv4 fundamentals, Public Key Infrastructure (PKI), identity and access management, and least-privilege security models.
Payments industry or Payment Card Industry Data Security Standard (PCI DSS) experience, including familiarity with Center for Internet Security (CIS) benchmarks and National Institute of Standards and Technology (NIST) guidelines.
Experience with CyberArk Privileged Access Security (PAS/pCloud), CyberArk Conjur Secrets Management, and Venafi.
Experience with Microsoft Defender for Endpoint / Advanced Threat Protection (ATP), Azure Arc / Connected Machine Agent, OpenSCAP, and Fortra Tripwire.
Exposure to container-based infrastructure and DevOps pipelines, plus tools such as GlusterFS/FUSE, NFS, Postfix, CheckMK, and Dynatrace.
Rotational on-call schedule to support 24/7 critical and production systems.
Occasional overtime for maintenance windows, incident response, change implementation, and project delivery.
Participation in audits, compliance reviews, disaster recovery exercises, and operational readiness activities.

Skills

Red Hat Enterprise Linux (RHEL) 7/8/9/10
Red Hat Ansible
Python
Bash
GitHub
VMware vSphere
Nutanix AHV
Microsoft Azure Infrastructure as a Service (IaaS)
ServiceNow
ITIL processes
Red Hat Satellite
Red Hat Hybrid Cloud Console
Active Directory integration
System Security Services Daemon (sssd)
Kerberos keytabs
IPv4 fundamentals
Public Key Infrastructure (PKI)
Identity and access management
Least-privilege security models
Payment Card Industry Data Security Standard (PCI DSS)
Center for Internet Security (CIS) benchmarks
National Institute of Standards and Technology (NIST) guidelines
CyberArk Privileged Access Security (PAS/pCloud)
CyberArk Conjur Secrets Management
Venafi
Microsoft Defender for Endpoint / Advanced Threat Protection (ATP)
Azure Arc / Connected Machine Agent
OpenSCAP
Fortra Tripwire
Container-based infrastructure
DevOps pipelines
GlusterFS/FUSE
NFS
Postfix
CheckMK
Dynatrace

Location

Toronto

Work Type

Hybrid

Experience Level

Minimum 3 years

Salary/Compensations

$85,000 - $113,000

Benefits

Meeting Free Fridays (MF2)
Company-wide holiday closure
RRSP matching & defined contribution pension plan
Flexible benefits package starting from day 1
Tech peripheral rebate
Extensive learning & development programs and resources
Unlimited free access to LinkedIn Learning and Udemy courses
EAP (Employee Assistance Program)
Educational Assistance
Recognition Program
Employee perk program with incredible discounts for over 2,400 vendors
Involvement in Moneris Committees and Employee Resource Groups

About the Company

Moneris is striving to be at the forefront of Fintech.

Equal Opportunity

We welcome and encourage applications from Indigenous peoples, people of colour, people with disabilities, people of all genders, sexual orientation and intersectional identities.
We acknowledge that people from equity-deserving groups (including racialized individuals, women, gender diverse individuals, individuals with disabilities, neurodivergent individuals, members of 2SLGBTQIA+ communities and those born outside of Canada) are less likely to apply for jobs unless they feel they meet all the requirements posted. At Moneris, we believe candidates bring experience to their work in many ways. We encourage you to apply and share, in the application form, the transferrable experience you bring, and how this will support your success in this role.