Systems Engineer - AWS, Linux/Windows, Terraform & Kubernetes

Los Angeles, CaliforniaRemote LocalFull Time$135k - $150kOur client is a growing technology organization seeking a Systems Engineer to join its Infrastructure & Platform Operations team. This is a hands-on role focused on building, maintaining, and improving secure, scalable infrastructure across cloud and on-premises environments.The ideal candidate brings a strong foundation in systems administration, networking, AWS, Infrastructure-as-Code, containers, and production operations. You'll partner closely with software engineering and other technical teams to improve infrastructure reliability, automation, security, monitoring, and deployment processes while taking meaningful ownership of production systems. Required Skills & Experience 3–5 years of experience in Systems Engineering, Infrastructure Engineering, Network Engineering, DevOps, or a related roleHands-on experience with AWS, including services such as EC2, VPC, S3, RDS, IAM, and Route 53 Experience administering Linux and/or Windows Server environments Strong understanding of networking fundamentals, including TCP/IP, DNS, VPNs, firewalls, load balancing, VPCs, and subnetsExperience with Infrastructure-as-Code, such as Terraform, Ansible, or CloudFormationExperience with Docker and KubernetesFamiliarity with CI/CD tools such as GitHub Actions, GitLab CI, or JenkinsExperience with observability and monitoring tools such as Datadog, Prometheus, Grafana, or ELKUnderstanding of IAM/SSO, secrets management, vulnerability management, and infrastructure securityExperience supporting and troubleshooting production infrastructure Translate business requirements into technical test cases and acceptance criteria for complex systems Help define and execute the overall testing strategy, including UAT and IATBuild deep technical knowledge of the platform to eventually support Sales and other non-technical teams in understanding system functionality Strong communication skills and ability to collaborate across technical and business teams Responsibilities Design, implement, and maintain scalable and secure infrastructure across AWS and on-premises environmentsAdminister Linux and Windows servers, including patching, performance tuning, and lifecycle management Build and maintain networking infrastructure including VPNs, firewalls, load balancers, VPCs, and subnet architectureSupport CI/CD pipelines, Docker/Kubernetes workloads, and Infrastructure-as-CodeManage identity, access controls, credentials, and secure system access Monitor infrastructure health and proactively identify performance and reliability issues Implement and maintain security controls, vulnerability management, and patching processes Support backup, disaster recovery, and business continuityParticipate in production incident response and perform root-cause analysisSupport infrastructure and operational requirements for AI-enabled applications and automationAssist with capacity planning, performance tuning, and cloud cost optimization Create and maintain architecture documentation, runbooks, and operational procedures Collaborate with Software Engineering, Product, and Operations teams on infrastructure needs and platform improvements Preferred Qualifications Experience with Okta or another enterprise SSO platformExperience supporting AI/LLM-powered applications or APIs in productionExperience with backup, disaster recovery, and business continuity processes AWS certifications such as Solutions Architect or SysOps Administrator CCNA, Network+, CKA/CKAD, or Terraform Associate certifications Bachelor’s degree in Computer Science, Information Technology, Systems Engineering, or a related discipline, or equivalent practical experience