Senior Systems Administrator managing Windows Server infrastructure at Moneris. Leading high - availability platforms and automation initiatives across cloud and on - premises environments.
About the role
- System Administrator at Citizen Lab managing and maintaining computer systems and networks. Supporting global researchers while ensuring security compliance and performance integrity.
Responsibilities
- Monitoring the performance and integrity of servers, including cloud SaaS applications.
- Troubleshooting networking issues.
- Troubleshooting and resolving server/systems issues.
- Conducting detailed analysis of system performance to inform management decision-making.
- Generating concise diagnostic reports.
- Making minor equipment repairs.
- Introducing variations to established practices to resolve end-user issues.
- Probing for information to establish needs.
Requirements
- Bachelor’s Degree in Computer Science or related discipline or an equivalent combination of education and experience.
- Minimum three years or recent and related experience in a similar complex networked research computing environment, supporting administrative, academic and active research staff who work in the fields of law, political science and information technology/security.
- Demonstrated ability to adhere to detailed, multi-step procedures for administering security protocols on work-issued equipment used by others.
- Demonstrated skills in consistently following established guidelines for system access, configuration, monitoring, and compliance, ensuring that all actions are performed accurately and in the prescribed sequence.
- Working knowledge of a range of computing equipment and operating software including Apple Mac laptops, iPhones, iPads (macOS, iOS/iPadOS), PC compatibles (Windows 7, 10, 11 and specialized builds like Windows Server or LTSC), Unix/Linux servers and workstations (Ubuntu, Debian, Arch, Alma, Rocky and derivatives), disk drives, NAS appliances, monitors, docks, KVM switches, ILOM controllers, Windows (workstation, server, terminal services), , TCP/IP, SMB, NFS, DNS, Internet services (HTTP/HTTPS, FTP, SFTP, TLS/SSL, etc.), Ansible, Palo-Alto firewall, Switches, GitLab, GitHub, Mosyle Apple Mobile Device Management, Google Workspace, Linux KVM virtual machines (e.g., ProxMox or QEMU), containers (e.g., Docker or Podman), and a variety of programming/scripting languages (e.g., Perl, Python PHP, shell, C) and database monitoring, backup and administration (e.g., SQLite, PostgreSQL, mySQL).
- Working knowledge and experience with Google Workspace administration, monitoring and security features/functionality, including Gmail, Google Calendar, GDrive and Google Meet.
- Working knowledge and experience supporting and managing password and secret/credential managers (e.g., Bitwarden, KeePass, 1Password, Hashicorp Vault).
- Experience with router and switch configuration and security, creating and supporting VLANs and VPNs, including WireGuard, and network monitoring.
- Experience with SIEM and log analytics platforms, such as Kibana or Grafana.
- Experience with fleet management and orchestration tools such as Puppet, Ansible, Chef and Salt.
- Experience with Infrastructure as Code (IaC) technologies and languages such as AWS CloudFormation, Bicep and Terraform.
- Experience with LAMP (Linux, Apache, MySQL, PHP/Python) and LEMP (Linux, nginx, MySQL, PHP/Python) open source web server stacks, including cloud deployments, CI/CD pipelines, and automated SSL/TLS certificate management, provisioning and deployment using ACME (e.g., certbot).
- Demonstrated understanding of networks, network management techniques, networking equipment (routers, switches, hubs, bridges, firewalls and proxy servers, fibre-optic and copper/Ethernet connections, etc.) and supporting general productivity software packages on macOS and iOS (e.g., Microsoft Office online and desktop/mobile apps, Adobe suite, SaaS applications and services such as MailChimp).
- Demonstrated understanding of symmetric and asymmetric cryptography concepts, such as digital signatures, private and public keys and certificates.
- Demonstrated understanding of Apple ecosystem (macOS, iOS, iPadOS, iCloud encryption and recovery key management, etc) security features, including firmware locking, whole disk encryption (FileVault), and secure boot process.
- Strong commitment to high quality service and must be able to communicate effectively both verbally and in writing.
- Strong initiative and the ability to work independently, while exercising sound judgment to know when to escalate issues or seek guidance.
- Strong analytical skills, energetic, enthusiastic attitude, and time management skills to permit simultaneous action on many tasks, many of which will demand timely completion.
- Ability to handle, lift and manipulate computer hardware and electronic equipment and relevant testing equipment.
Benefits
- Occasional overtime on weekdays and weekends
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