Senior Platform Engineer, Smarsh

• Bachelor’s or Master’s degree in Computer Science, Engineering, or related field (or equivalent experience)
• 8+ years of experience in cloud or platform engineering, with a strong focus on AWS networking
• Knowledge of supporting FedRAMP-compliant environments, including familiarity with compliance controls, audit processes, and security documentation
• Advanced understanding of AWS networking services (VPCs, subnets, routing, Transit Gateway, Route 53, Direct Connect, VPNs)
• Extensive experience with Terraform and Infrastructure as Code
• Proven experience orchestrating and automating infrastructure provisioning across multiple environments (dev, staging, production)
• Experience integrating infrastructure provisioning into CI/CD pipelines
• Proficiency in Python, Go, or Java
• Strong Linux and networking fundamentals
• Excellent system design, troubleshooting, and problem-solving skills
• Don't meet every requirement? Apply anyway! We value diverse candidates and encourage applications, even if you don't perfectly match the job description

Desirable

• We are seeking a Senior Platform Engineer (IC4) with strong expertise in AWS cloud networking, hybrid connectivity, and regulated cloud environments
• This role focuses on designing, automating, and operating secure, scalable network infrastructure across multiple AWS environments while supporting FedRAMP compliance requirements
• You will partner with Platform, Security, and CI/CD teams to deliver highly available, auditable, and automated cloud networking solutions
• You’ll help build and secure cloud infrastructure in highly regulated environments, working on mission-critical platforms with a strong focus on automation, reliability, and security
• Design and implement secure, scalable AWS network architectures
• Architect hybrid cloud connectivity solutions between on-premises and AWS
• Design high-availability and disaster recovery network architectures
• Define multi-tenant isolation, routing boundaries, and segmentation strategies
• Create and maintain network and architecture diagrams
• Develop and maintain Terraform-based infrastructure for AWS networking resources
• Orchestrate and automate end-to-end infrastructure provisioning across multiple environments
• Design and maintain reusable, environment-aware Terraform modules
• Implement promotion workflows for infrastructure changes across environments
• Ensure consistency, traceability, and auditability of infrastructure changes
• Identify and remediate configuration drift across environments
• Support network designs aligned with FedRAMP and NIST 800-53 requirements
• Implement and review network security controls including NACLs and Security Groups
• Partner with Security and GRC teams to support audits and compliance activities
• Assist in investigating and resolving security incidents involving network systems
• Maintain documentation required for regulated environments
• Optimize AWS network performance, resiliency, and availability
• Design and implement network monitoring and alerting using DataDog, Prometheus, and AWS-native tools
• Participate in troubleshooting and root cause analysis of complex network issues
• Participate in on-call rotation and operational support
• Act as a networking subject matter expert across Platform and Infrastructure teams
• Contribute to architecture reviews, standards, and best practices
• Mentor junior engineers and provide technical guidance
• Maintain runbooks, SOPs, and operational documentation