Senior System Administrator

Newrich Network • Toronto, ON

1d • Remote

About The Position

We’re seeking a Senior System Administrator to support and scale our infrastructure across cloud and on-prem environments. You’ll be responsible for server and network administration, security hardening, backups, and disaster recovery, while collaborating with the engineering team to keep systems reliable and secure.

Requirements

• Proven experience with AWS services (EC2, RDS, S3, IAM, etc.)
• Strong knowledge of cloud security best practices and AWS security tools
• Solid understanding of VPC, routing, subnets, DNS, and load balancing
• Experience with backup, recovery, and disaster recovery planning in AWS
• Knowledge of compliance requirements and logging best practices
• Excellent verbal and written communication skills
• Strong organizational, time-management, and prioritization abilities
• Self-motivated, able to work independently and support mission-critical systems

Nice To Haves

• BS degree in Computer Science or related field
• Experience with Infrastructure as Code tools like Terraform or CloudFormation
• AWS Solutions Architect or SysOps Administrator Certification

Responsibilities

• Provision, monitor, and scale EC2, S3, RDS, DynamoDB, ElastiCache, CloudFront, etc.
• Maintain uptime using CloudWatch alarms, Auto Scaling Groups, and Health Checks
• Support deployment and configuration of core infrastructure components
• Manage IAM roles, policies, and SCPs (via AWS Organizations)
• Implement security best practices: MFA for admin users, principle of least privilege, secrets management
• Set up and monitor AWS WAF, Shield, GuardDuty, and Macie
• Coordinate vulnerability patching and regular security reviews
• Configure VPC subnets, routing, NAT gateways, and internet gateways
• Monitor latency and optimize routing using Route 53 strategies
• Troubleshoot and maintain ALB/NLB load balancers
• Maintain AWS IAM Identity Center
• Set up cross-account role assumptions for developers and admins
• Configure and automate backups for RDS, DynamoDB, and S3 (including versioning and replication)
• Ensure and test disaster recovery plans, including regional failover
• Document and maintain RPO/RTO metrics
• Maintain audit logs via CloudTrail, AWS Config, and centralized logging systems
• Support compliance initiatives, including encryption and data retention policies
• Maintain architecture diagrams and infrastructure documentation
• Create and update runbooks for incident response, failovers, and security events

Benefits

• Paid Adventure Time – Take an all-expenses-paid remote working trip for 3 weeks to a destination of your choice with one of our remote work-trip partners.
• Me-Days – flexible personal days you can take whenever you need a reset.
• Unlimited Learning – You’ll get full access to every course and program on our NewRich platform.
• Home Office Stipend – Your setup matters. We’ll support you with a budget to create your ideal workspace and provide you with a new MacBook to power your productivity.
• Annual Retreat – Work remote, but meet the team IRL. Every year we gather in amazing locations – next stop: Colombia.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior