> Markdown version of [/jobs/ext/4077712-systems-engineer-site-reliability-engineer-sre-senior](https://www.wearedevelopers.com/jobs/ext/4077712-systems-engineer-site-reliability-engineer-sre-senior). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Systems Engineer/Site Reliability Engineer (SRE)-Senior - **Company:** M.F.S.I. INC. - **Location:** Washington, VA, United States - **Experience:** Expert - **Salary:** $100,000.0 - $150,000.0 - **Contract:** Contract - **Skills:** Amazon Web Services, Amazon Elastic Compute Cloud, Amazon S3, Systems Engineering, Audit Trail, Automation of Tests, Bash Shell, Cloud Computing, Cloud Engineering, Configuration Management, Static Program Analysis, Cyber Security, Continuous Integration, Linux, DevOps, Domain Name System (DNS), Hypertext Transfer Protocols (HTTP), Identity and Access Management, Python (Programming Language), Key Management, Networking Basics, Routing, Public Key Infrastructure, Red Hat Enterprise Linux, Reliability Engineering, Runbook, Single Sign-On, Software Configuration Management, Software Deployment, Software Engineering, TCP/IP, Software Vulnerability Management, AWS Cdk, Data Logging, Scripting, Load Balancing, Cloud Platform System, Delivery Pipeline, Reliability of Systems, Firewalls (Computer Science), Infrastructure as Code (IaC), Amazon Virtual Private Cloud (VPC), Git, Cloudformation, SC Clearance, Containerization, Gitlab-ci, Kubernetes, Infrastructure Automation Frameworks, Information Technology, Deployment Automation, Route53, Cloudwatch, Terraform, Devsecops, Docker, Jenkins, Vulnerability Analysis - **Published:** October 7, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=251e8943fe8b0803 ## About the Role The successful candidate thrives in a fast-paced, results-driven environment, has a strong systems administration and cloud engineering foundation with an automation-first mindset and an interest in improving system reliability through monitoring, infrastructure as code, automated testing, and repeatable deployment processes. This position offers the ability to work a hybrid remote schedule with the requirement to perform on-site support at the Pentagon, Arlington, VA up to 80%., Bachelor's degree in Computer Science, Information Technology, Engineering, or a related technical field - 10+ years of experience in systems administration, cloud engineering, DevOps, SRE, or a related technical role. - Hands-on experience working with AWS services and cloud infrastructure. - Experience administering Linux, preferably Red Hat Enterprise Linux (RHEL). - Experience with Docker container technologies. - Experience supporting or working with a container orchestration platform, such as Kubernetes, Amazon EKS, or Amazon ECS. - Experience building and managing container images and container registries. - Experience developing, maintaining, or troubleshooting CI/CD pipelines. - Working knowledge of Git and source-code management practices. - Experience with scripting or automation using Python, Bash, and/or similar technologies. - Understanding of networking fundamentals, including TCP/IP, DNS, HTTP/HTTPS, load balancing, routing, and firewalls/security groups. - Experience troubleshooting complex technical issues across applications, operating systems, networks, and infrastructure. - Ability to work collaboratively with development, infrastructure, cybersecurity, and operations teams. - Must have an active Interim Secret or Secret Clearance - Must meet DoD 8140 foundational compliance requirements through qualifying degree or certification Preferred qualifications: - 12+ years of progressive experience in infrastructure, cloud engineering, DevOps, SRE, or related disciplines. - Experience supporting AWS environments within the Department of Defense or U.S. Federal Government. - Advanced experience with AWS services such as EC2, VPC, IAM, S3, CloudWatch, CloudTrail, Route 53, Elastic Load Balancing, ECR, ECS, and EKS. - Knowledge of PKI Certificate based authentication / Single Sign-On - Strong experience with Kubernetes administration and troubleshooting. - Experience with GitLab CI/CD, Jenkins, AWS CodePipeline, or similar CI/CD platforms. - Advanced Infrastructure as Code experience using Terraform, AWS CloudFormation, AWS CDK, or comparable technologies. - Experience implementing observability solutions using technologies such as CloudWatch. - Experience performing root-cause analysis and developing corrective actions following production incidents. - Knowledge of AWS security best practices, IAM policies and roles, encryption, secrets management, vulnerability management, and least-privilege principles. - Experience with DevSecOps practices, including automated vulnerability scanning, container scanning, static code analysis, and security gates within CI/CD pipelines. - Experience supporting systems subject to DISA STIGs, NIST SP 800-53 controls, RMF, or other federal cybersecurity requirements. - AWS certification such as AWS Certified Solutions Architect, SysOps Administrator, or DevOps Engineer. - Red Hat, Kubernetes, or related industry certifications. ## Description As a Site Reliability Engineer, you'll have the opportunity to work with the AWS GovCloud and Classified Cloud environments. Your responsibilities will include: - Serve as a senior technical authority for AWS cloud infrastructure, Linux platforms, containers, CI/CD, automation, and Operational and Engineering best practices. - Architect, implement, maintain, and improve the reliability, availability, performance, and security of AWS-hosted applications and infrastructure. - Design and support containerized applications using technologies such as Docker, Kubernetes, Amazon ECS, and Amazon EKS. - Administer and troubleshoot Red Hat Enterprise Linux (RHEL) servers and associated services. - Establish and implement Infrastructure as Code (IaC) and configuration-management standards. - Develop, maintain, and troubleshoot CI/CD pipelines used to build, test, scan, and deploy applications and infrastructure. - Design and Implement container orchestration platforms and automated application deployments. - Automate infrastructure provisioning, configuration, deployment, and operational tasks. - Implement and maintain monitoring, logging, alerting, and observability solutions. - Lead troubleshooting of complex production issues spanning applications, containers, operating systems, networks, CI/CD pipelines, and AWS infrastructure. - Participate in incident response, root-cause analysis, and corrective-action activities. - Identify repetitive operational tasks and develop automation to reduce manual effort and operational risk. - Work with development and security teams to integrate security controls and automated security testing into CI/CD pipelines. - Develop and maintain operational documentation, runbooks, and standard operating procedures. - Support system patching, vulnerability remediation, configuration management, and security-hardening activities.