Cloud Infrastructure Engineer - OpenSearch

We are seeking a Cloud Infrastructure Engineer with a focus on OpenSearch and AWS-based infrastructure to support secure, mission-critical programs. This role will center on building and operating scalable search and analytics platforms while supporting broader cloud infrastructure, DevOps practices, and compliance requirements in a classified environment.

The ideal candidate has strong experience across AWS infrastructure, OpenSearch/Elasticsearch ecosystems, Kubernetes, and federal compliance frameworks, and is comfortable operating in air-gapped, high-security environments.

Key Responsibilities OpenSearch & Infrastructure Design, deploy, and maintain OpenSearch clusters in AWS environments

Optimize cluster performance, indexing strategies, and query performance

Configure scaling, storage, and high availability for distributed search platforms

Build and maintain dashboards and observability solutions for OpenSearch environments

Integrate OpenSearch with data pipelines and external systems

AWS Infrastructure & Foundational IT Design and automate AWS infrastructure using Terraform (IaC), including landing zones and account provisioning

Configure and manage AWS networking components, including VPCs, Transit Gateways, and IPsec VPNs

Implement monitoring and observability using CloudWatch dashboards

Develop cost and financial management dashboards using AWS tools such as Cost Explorer

Integrate AWS environments with enterprise identity providers using SAML, OIDC, and PKI

Utilize AWS security services including Security Hub, GuardDuty, and Config for compliance and monitoring

Support foundational IT services including DNS, NTP, LDAP, and Active Directory

Operate within classified and air-gapped environments, addressing infrastructure constraints

DevOps & Platform Engineering Configure and manage Kubernetes clusters

Containerize legacy applications into Docker (OCI) containers

Integrate third-party tools within Kubernetes ecosystems

Manage container networking, storage, and load balancing solutions

Support automation and modern DevOps practices across environments

Security & Compliance Support implementation of controls aligned with NIST 800-53

Ensure compliance with DoD CC SRG IL4/IL5/IL6 requirements

Collaborate with government stakeholders to support ATO (Authority to Operate) processes

Maintain system inventory and support continuous monitoring initiatives

Active TS/SCI+ U.S. Government security clearance (required)

5+ years of experience in infrastructure architecture, networking, and database systems

3+ years of experience in:

Cloud architecture and implementation

Designing and deploying distributed applications

Software development tools and DevOps methodologies

Hands-on experience with OpenSearch (or Elasticsearch) in production environments

Strong experience with AWS services including EC2, S3, RDS, Lambda, IAM, VPC, and CloudFormation

Experience with Terraform and infrastructure automation

Experience architecting, deploying, and operating AWS solutions, including:

Migrating and modernizing legacy systems

Managing highly available, scalable environments

Supporting federal security requirements

Preferred Qualifications Experience working in classified or air-gapped environments

Prior experience supporting DoD ATO processes (including DOW ATOs)

Strong background in Kubernetes and container orchestration

Experience integrating enterprise identity providers and PKI with AWS

Familiarity with cost optimization and financial governance in AWS

Experience with log analytics, observability platforms, or SIEM tools