infrastructure
Posted 2 hours agoDevOps Engineer-AWS & Infrastructure
Chantilly, United StatesOn-site
Responsibilities
- Design, build, and maintain AWS infrastructure using Terraform as the IaC standard across all environments (dev, staging, production)
- Manage Terraform modules, state management, remote backends, and workspace strategy
- Maintain AWS Organizations or multi-account architecture as the environment scales CI/CD & Automation
- Own and evolve CI/CD pipelines (GitLab CI or GitHub Actions) — from code commit to production deployment
- Identify and implement automation opportunities to reduce manual operational overhead
- Support and maintain deployment workflows for application and platform teams AWS Platform Operations
- Manage core AWS services: EC2, ECS, S3, RDS, Lambda, SQS, SNS, CloudWatch, KMS, IAM, VPC, Route53, CloudFront
- Design, deploy, and maintain serverless workloads using AWS Lambda — including function lifecycle management, concurrency, event source mappings, and cold-start optimization
- Operate and support AWS Ground Station for satellite communication scheduling, antenna management, and data downlink pipelines
- Monitor infrastructure health using Tenable for vulnerability and compliance scanning, CloudWatch for operational metrics, and PagerDuty or equivalent for alerting and incident response Security & Compliance
- Enforce infrastructure security posture aligned with CMMC Level 2 — IAM least privilege, encryption at rest/in transit, secrets management (AWS Secrets Manager, Parameter Store)
- Manage team-based IAM access using AWS IAM Identity Center — permission sets, group assignments, account entitlements, and SCIM-based provisioning across the multi-account org
- Manage certificate lifecycles, KMS key policies, and privileged access controls
- Support audit activities with accurate, current documentation and evidence Documentation & Cross-Functional Support
- Maintain SOPs, runbooks, and architecture diagrams
- Collaborate with engineering teams on capacity planning and platform reliability Required
Requirements
- Role Overview The DevOps Engineer is responsible for the design, reliability, and continuous improvement of Lynk’s AWS cloud infrastructure.
- experience in AWS-native environments
- Deep hands-on Terraform
- Proficient with AWS core services: EC2, ECS, S3, RDS, Lambda, SQS/SNS, IAM, VPC, CloudWatch, KMS
- Strong Linux/Unix administration and scripting (Bash, Python)
- CI/CD pipeline ownership — GitLab CI, GitHub Actions, or Jenkins
- Serverless architecture and AWS Lambda — function design, event-driven patterns, IAM execution roles, and observability
- Experience with AWS Ground Station or other satellite ground segment infrastructure
- AWS IAM Identity Center — permission sets, group-to-account assignments, SCIM provisioning, and SSO integration
- Experience operating in CMMC Level 2 or equivalent DoD/regulated compliance environments
- Solid understanding of network fundamentals: VPC design, security groups, NACLs, peering, Transit Gateway
- AWS certifications (Solutions Architect, DevOps Engineer Professional, or Security Specialty)
- Familiarity with Datadog, Grafana, or similar observability stacks
- Experience with database platforms: PostgreSQL, Aurora, or DynamoDB
- Prior work in defense, federal, or regulated industries (DoD, FedRAMP, CMMC, ITAR)
- Experience with AWS Organizations, Control Tower, or multi-account architectures
- Experience in a startup or small-team environment where ownership breadth is high
- Bachelor’s degree in Computer Science, Engineering, or equivalent practical
Experience
- Experience: 4+ Years Department: Engineering / Infrastructure About Lynk Lynk is the inventor of satellite direct-to-device (D2D) technology, and holds the world's first commercial license from the FCC to operate a commercial D2D system.
- 4+ years of DevOps/infrastructure engineering
Benefits
- Competitive compensation benchmarked to US market rates
- Medical, dental, and vision coverage
- Paid Time Off and federal holidays
Additional details
- Reports To: Director of Platform Engineering Location: Remote (US) Type: Full-Time Min.
- Lynk enables mobile network operators' subscribers to send and receive text messages via standard, unmodified mobile devices — directly from space.
- Our service has been tested and proven on all seven continents, has regulatory approvals in more than 30 countries, and is currently being deployed commercially through more than 40 MNO commercial service contracts covering approximately 50 countries.
- Our technology will enable all 8 billion people on the planet to stay connected with the existing standard phone in their pocket. Everywhere. No matter what.
- By joining Lynk, you will have the opportunity to directly touch the lives of billions.
- Your mission will be to bring mobile broadband to billions, pull hundreds of millions out of poverty, and save countless lives.
- This role owns the full lifecycle of cloud environments — from infrastructure provisioning and CI/CD pipelines to security, compliance, and operational support.
- The position operates within a fast-paced, compliance-driven environment and requires both steady operational execution and proactive infrastructure improvement.
- CMMC Level 2 compliance is non-negotiable in everything you build. Key
- Participate in architecture reviews and drive infrastructure optimization and cost management