Platform Engineer III – AWS Network

Job description

**Who are we?** Smarsh empowers its customers to manage risk and unleash intelligence in their digital communications. Our growing community of over 6500 organizations in regulated industries counts on Smarsh every day to help them spot compliance, legal or reputational risks in 80+ communication channels before those risks become regulatory fines or headlines. Relentless innovation has fueled our journey to consistent leadership recognition from analysts like Gartner and Forrester, and our sustained, aggressive growth has landed Smarsh in the annual Inc. 5000 list of fastest-growing American companies since 2008. Summary We are seeking an experienced Senior Cloud Platform Engineer to architect, build, and maintain next-generation AWS cloud platform. This role combines deep technical expertise in Information Security, Identity and Access Management, cloud architecture, networks, and DevOps practices while ensuring platform reliability, security, and operational excellence. Periodic international travel may be required. ### How will you contribute? - **Platform Architecture (40%)** - Design and Implementation of cloud network architectures, primarily in AWS - Advanced level understanding of VPCs, subnets routing, and Transit Gateways - Implement and manage core AWS networking services such as Route 53, Direct Connect, and VPNs - Optimize network performance for high availability - Ensure multi-tenant isolation and resource management - Identify and design system security requirements using security best practices and compliance requirements - Advanced understanding of NACLs and Security Groups - Develop standard operating procedures and protocols - Advanced understanding of IPAM and DNS - Monitor and troubleshoot network issues - Design and implementation of hybrid cloud connectivity solutions - Create and maintain comprehensive architectural diagrams - Lead security incidents involving cloud network systems - Architect high-availability solutions ensuring business continuity and disaster recovery - Optimize platform performance and resource utilization across environments - Define integration patterns for microservices architectures - **Infrastructure Automation (40%)** - Develop and maintain infrastructure as code using Terraform for AWS resources - Implement GitOps workflows - Build and maintain CI/CD pipelines for automated deployment - Automate routine operational tasks using shell scripting - Manage backup and recovery procedures across the platform - **Operations & Observability (20%)** - Design and implement monitoring solutions using Prometheus and DataDog - Create and maintain alerting systems and dashboards - Lead troubleshooting of complex platform issues related to networks - Participate in on-call rotation - Maintain operational documentation and runbooks ### What will you bring? - Programming & Scripting - Cloud & Infrastructure - Kubernetes - Docker - AWS services - DevOps & Tools - Git - Terraform - Development Practices - Continuous integration/deployment - Code review processes - Performance optimization - Jenkins - Network firewall - Hub & Spoke model - Transit Gateways - **Professional Qualifications** - Bachelor's/master’s in computer science or related field - Minimum of six years’ experience in a Platforms Engineer or Site Reliability Engineering role utilizing the AWS platform - Preference to AWS certification for Advanced Networking - Specialty Certification - Strong system design skills - **Impact & Opportunity** - Influence technical architecture decisions - Build scalable enterprise solutions - Contribute to open-source projects ### What do we offer? - We value our people and offer a competitive salary along with company bonus - Strong maternity and paternity scheme - A workplace pension scheme - Take what you need holiday package - Private medical insurance - Dental plan - Group life assurance - Group income protection - Employee assistance programme - A monthly wellness allowance - Adoption assistance - Stock options