Senior DevOps / Site Reliability Engineer (SRE)

Omniscius Consulting; Washington (District of Columbia); On-site; USD 150,000 - 190,000; Full time

Job summary

Omniscius Consulting is seeking a Senior DevOps / Site Reliability Engineer (SRE) to support a mission-critical national security program in Washington, DC. This hands-on role requires deep AWS, Linux administration, IaC, and CI/CD expertise to design, build, secure, and maintain highly available production environments for classified operations.

Candidates must demonstrate strong coding skills and be prepared for a live coding interview.

Qualifications

• Active TS/SCI clearance is required.
• CI polygraph preferred; upgrade sponsorship available for qualified candidates.
• 6+ years of DevOps, SRE, Systems Engineering, or Cloud Engineering experience.
• Strong coding skills and ability to complete a live coding interview.
• Experience with AWS in production environments.

Responsibilities

• Design and maintain highly available AWS cloud infrastructure.
• Develop IaC with Terraform or CloudFormation.
• Build and optimize CI/CD pipelines.
• Administer and troubleshoot enterprise Linux environments (RHEL/CentOS/Ubuntu).
• Monitor system health with observability platforms.
• Automate tasks using Python or Bash.
• Troubleshoot production issues across infrastructure, networking, and applications.
• Collaborate with software engineers to improve reliability and performance.
• Implement security best practices and ensure government compliance.
• Participate in on-call support and incident response.

Skills

Scripting & automation

Linux troubleshooting

Live coding

Collaborative engineering

Tools

AWS

Terraform

CloudFormation

Docker

Kubernetes

Git

Job description

Clearance Required: Active TS/SCI required; CI Polygraph preferred, Full Scope Polygraph highly preferred. Candidates eligible for polygraph upgrade will be considered.

Position Overview

We are seeking an experienced Senior DevOps / Site Reliability Engineer (SRE) to support a mission-critical national security program. This position is ideal for a hands-on engineer with deep expertise in AWS cloud environments, Linux systems administration, infrastructure automation, and software development. The successful candidate will help design, build, automate, secure, and maintain highly available production environments supporting classified operations.

Candidates must possess strong coding skills and be comfortable completing a technical coding interview as part of the hiring process.

Responsibilities

• Design, implement, and maintain highly available cloud infrastructure within AWS environments.
• Develop and maintain Infrastructure as Code (IaC) using tools such as Terraform, CloudFormation, or similar technologies.
• Build, manage, and optimize CI/CD pipelines to support rapid, secure software delivery.
• Administer and troubleshoot enterprise Linux environments (RHEL, CentOS, Ubuntu, Amazon Linux).
• Monitor system health, performance, and reliability using modern observability platforms.
• Automate operational tasks using Python, Bash, or similar scripting languages.
• Troubleshoot production issues across infrastructure, networking, and application layers.
• Collaborate with software engineers to improve application reliability, scalability, and performance.
• Implement security best practices and ensure compliance with government security requirements.
• Participate in on‑call support and incident response as required.

Required Qualifications

• Active TS/SCI clearance
• CI Polygraph preferred; Full Scope Polygraph highly preferred (upgrade sponsorship available for qualified candidates)
• 6+ years of DevOps, Site Reliability Engineering, Systems Engineering, or Cloud Engineering experience
• Strong AWS experience supporting production environments
• Expert‑level Linux administration and troubleshooting
• Strong scripting and automation experience using Python, Bash, or similar languages
• Experience building and maintaining CI/CD pipelines
• Experience with containerization technologies such as Docker and Kubernetes
• Experience with Infrastructure as Code (Terraform, CloudFormation, Ansible, or similar)
• Strong understanding of networking fundamentals, DNS, load balancing, storage, and security
• Excellent troubleshooting and problem‑solving skills
• Ability to successfully complete a live coding interview

Preferred Qualifications

• AWS Solutions Architect, SysOps Administrator, or DevOps Engineer certification
• Experience supporting Intelligence Community or DoD classified environments
• Experience with Kubernetes orchestration at scale
• Experience with Prometheus, Grafana, ELK, Splunk, CloudWatch, or similar monitoring platforms
• Familiarity with Git, GitLab, GitHub Actions, Jenkins, or similar DevSecOps toolchains
• Experience implementing security controls within cloud‑native architectures

Desired Technical Skills

• AWS (EC2, IAM, VPC, ECS/EKS, Lambda, CloudWatch, S3)
• Linux (RHEL, Ubuntu, Amazon Linux)
• Python
• Bash
• Terraform
• CloudFormation
• Ansible
• Docker
• Kubernetes
• Git
• Jenkins or GitLab CI
• Prometheus
• Grafana
• Splunk
• Elasticsearch
• CI/CD
• Infrastructure as Code (IaC)