Job Description
We are seeking a Senior System Administrator to support and scale our infrastructure across cloud and on-prem environments. This role involves server and network administration, security hardening, backups, and disaster recovery, collaborating with the engineering team to ensure reliable and secure systems. Key responsibilities include managing cloud resources (EC2, S3, RDS), implementing security operations (IAM, WAF), configuring networking (VPC, DNS), handling user identity, and ensuring robust backup and disaster recovery plans. The role also involves maintaining compliance logs and comprehensive documentation.
Good To Have:
- 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.
Must Have:
- Provision, monitor, and scale EC2, S3, RDS, DynamoDB, ElastiCache, CloudFront.
- Maintain uptime using CloudWatch alarms, Auto Scaling Groups, and Health Checks.
- Manage IAM roles, policies, and SCPs via AWS Organizations.
- Implement security best practices: MFA, least privilege, secrets management.
- Set up and monitor AWS WAF, Shield, GuardDuty, and Macie.
- Configure VPC subnets, routing, NAT gateways, and internet gateways.
- Maintain AWS IAM Identity Center.
- Configure and automate backups for RDS, DynamoDB, and S3.
- Ensure and test disaster recovery plans, including regional failover.
- Maintain audit logs via CloudTrail, AWS Config.
- Maintain architecture diagrams and infrastructure documentation.
- Proven experience with AWS services.
- 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.
Perks:
- Paid Adventure Time: all-expenses-paid remote working trip for 3 weeks, plus flexible "Me-Days".
- Fast Growth, Big Upside: more ownership, faster learning, and a chance to shape the company's future.
- Unlimited Learning: full access to every course and program on the NewRich platform.
- Home Office Stipend: budget to create a productive and inspiring workspace.
- Annual Retreat: meet the team in amazing locations, with the next stop in Colombia.
Description
This role involves supporting and scaling 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.
Responsibilities
Cloud Resource Management
- 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
Security Operations
- 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
Networking & DNS
- 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
User Identity & Permissions Management
- Maintain AWS IAM Identity Center
- Set up cross-account role assumptions for developers and admins
Backup & Disaster Recovery
- 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
Compliance & Logging
- Maintain audit logs via CloudTrail, AWS Config, and centralized logging systems
- Support compliance initiatives, including encryption and data retention policies
Documentation
- Maintain architecture diagrams and infrastructure documentation
- Create and update runbooks for incident response, failovers, and security events
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
Preferred Qualifications
- 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
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. On top of that, you’ll have “Me-Days” – flexible personal days you can take whenever you need a reset.
- Fast Growth, Big Upside – We’re a small, ambitious team. That means more ownership, faster learning, and a real chance to shape the future of our company (and your career).
- Unlimited Learning – You’ll get full access to every course and program on our NewRich platform. We invest in your growth because your growth fuels ours.
- Home Office Stipend – Your setup matters. We’ll support you with a budget to create a workspace where you feel productive and inspired.
- Annual Retreat – Work remote, but meet the team IRL. Every year we gather in amazing locations – next stop: Colombia.
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