Senior Devsecops Engineer Jobs in Missouri (NOW HIRING)

Job Description Senior Cloud Engineer (AWS & Oracle Cloud Infrastructure) Location: St. Louis, MO (Hybrid) Duration: 12-Month Contract (Potential for Full-Time Conversion) Position Overview We are seeking a Senior Cloud Engineer with deep hands-on expertise in Amazon Web Services (AWS) and Oracle Cloud Infrastructure (OCI) to support the design, implementation, and modernization of enterprise cloud environments. This role is part of a Cloud Engineering team responsible for onboarding enterprise applications to the cloud while helping design and implement a long-term Oracle Cloud Infrastructure strategy.

You will collaborate closely with Cloud Engineers, Enterprise Architects, Infrastructure, Cybersecurity, Application Development, Data, and Operational Technology (OT) teams to deliver scalable, secure, and highly available cloud solutions. The ideal candidate has a strong engineering mindset, extensive cloud infrastructure experience, and a passion for automation, cloud modernization, and DevSecOps. Key Responsibilities Cloud Infrastructure Engineering Design, deploy, and manage scalable, highly available cloud infrastructure across AWS and Oracle Cloud Infrastructure (OCI).

Design and implement hybrid cloud connectivity between cloud environments and on-premises data centers. Build and maintain Infrastructure as Code (IaC) using Terraform, CloudFormation, or OCI Resource Manager. Configure and manage cloud networking components including: VPCs Subnets Route Tables VPNs Transit Gateways Load Balancers DNS Services Evaluate cloud services and recommend architecture patterns aligned with long-term technology strategy.

Lead cloud capacity planning, governance, and cost optimization initiatives. Cloud Operations & Support Monitor cloud infrastructure for availability, performance, security, and cost optimization. Troubleshoot complex infrastructure, networking, and application issues.

Perform cloud maintenance including upgrades, patching, and lifecycle management. Design and maintain backup, disaster recovery, and business continuity solutions. Participate in production support and incident response activities.

Conduct root cause analysis (RCA) and implement preventative solutions. Security & Compliance Implement cloud security best practices across AWS and OCI environments. Design and manage Identity and Access Management (IAM) and Role-Based Access Control (RBAC).

Support compliance initiatives including: NERC CIP SOX PCI-DSS (where applicable) Perform vulnerability remediation and cloud security assessments. Implement encryption, secrets management, Web Application Firewalls (WAF), Security Groups, and Network ACLs. Partner with cybersecurity teams on governance and cloud security architecture.

Automation & DevSecOps Design and maintain CI/CD pipelines for infrastructure and application deployments. Automate cloud provisioning and operational tasks using: Terraform / OpenTofu Ansible GitHub Actions Jenkins Azure DevOps Implement monitoring, observability, and alerting solutions. Champion DevSecOps practices throughout cloud deployments.

Develop reusable automation modules and deployment frameworks. Enterprise Systems Integration Support cloud-hosted and cloud-integrated enterprise platforms including: Customer Information Systems (CIS) Advanced Metering Infrastructure (AMI) Outage Management Systems (OMS) Geographic Information Systems (GIS) Energy Management Systems (EMS) Data Analytics and AI/ML platforms Additional responsibilities include: Designing secure integrations between enterprise IT and Operational Technology (OT) environments. Optimizing cloud-hosted workloads for performance, scalability, and cost efficiency.

Documentation & Governance Create and maintain architecture diagrams, technical documentation, runbooks, and operational procedures. Maintain cloud governance standards and best practices. Support internal and external audits.

Participate in architecture reviews and long-term cloud strategy planning. Mentor junior cloud engineers and contribute to team knowledge sharing. Required Qualifications Education Bachelor's degree in Computer Science, Information Systems, Engineering, or a related technical field.

Equivalent experience may be considered. Experience 7+ years of enterprise Cloud Engineering experience. Strong hands-on experience with Amazon Web Services (AWS), including: EC2 S3 RDS Lambda VPC IAM CloudFormation EKS Strong hands-on experience with Oracle Cloud Infrastructure (OCI), including: Compute Networking Object Storage IAM Oracle Kubernetes Engine (OKE) Experience supporting highly available production environments.

Strong Linux and Windows Server administration experience. Deep understanding of cloud networking, hybrid connectivity, VPN, Direct Connect, and FastConnect. Experience with Infrastructure as Code (Terraform preferred).

Experience implementing DevOps and CI/CD pipelines. Familiarity with enterprise regulatory and compliance frameworks such as NERC CIP, SOX, or similar.