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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Linux Systems Engineer - **Company:** D2 Technical Services - **Location:** St. Louis, MO, United States - **Experience:** Expert - **Salary:** $125,000.0 - $135,000.0 - **Contract:** Permanent contract - **Skills:** Application Programming Interfaces (APIs), Systems Engineering, User Authentication, Bash Shell, Configuration Management, Computer Networks, System Configuration, Linux, Document Management Systems, Disaster Recovery, Distributed Systems, HAProxy, Human-Computer Interaction, Python (Programming Language), Lightweight Directory Access Protocols (LDAP), Linux System Administration, OAuth, Windows PowerShell, Prism (Software), Scrum Methodology, Red Hat Enterprise Linux, Ansible, Single Sign-On, Software Engineering, Virtual Machines, Virtualization Technology, Zabbix, Scripting, Load Balancing, Cloud Platform System, Delivery Pipeline, Grafana, Reliability of Systems, Containerization, Kubernetes, Infrastructure Automation Frameworks, Information Technology, Nutanix, Docker, Vmware - **Published:** October 27, 2026 - **Apply:** https://www.careerbuilder.com/job-details/linux-systems-engineer-saint-louis-mo--68096a77-98af-4224-8cbd-5369823bc897 ## About the Role Linux Operating System, Systems Engineering, Systems Engineering, Linux Operating System, Top Secret Clearance, Sensitive Compartmented Information (SCI), Scrum Project Management and Software Development, Customer Support/Service, Virtualization, Human-Computer Interaction, * Bachelor's Degree in Computer Science, Engineering, or a related technical discipline, or the equivalent combination of education, technical training, or work/military experience * 5+ years of experience administering and engineering Linux systems in enterprise environments, including experience supporting enterprise virtualization platforms such as Nutanix * Solid understanding of Linux system administration fundamentals (networking, storage, security, and OS internals) * Strong expertise in configuration management and automation using Ansible * Proficiency in scripting (Bash, Python, or similar) for automation and tooling * Experience managing Red Hat-based environments (RHEL, Satellite, Capsule, or similar tools) * Hands-on experience administering Nutanix HCI environments, including AHV, Prism Central, Prism Element, virtual machine lifecycle management, storage, networking, and cluster operations * Experience deploying, managing, and troubleshooting Linux virtual machines in Nutanix environments * Understanding of virtualization, hypervisor technologies, storage, and networking concepts * Experience troubleshooting complex infrastructure, virtualization, and performance issues * Experience implementing security best practices in Linux environments * Experience with monitoring and alerting systems * Strong problem-solving skills and ability to work independently * Active TS/SCI clearance required and eligibility to obtain a CI Polygraph Desired skills: * Experience with Nutanix advanced capabilities such as Files, Objects, Flow, Calm, or Disaster Recovery * Experience with Nutanix automation using APIs, PowerShell, or Infrastructure-as-Code tools * Experience with load balancing devices such as HAProxy or F5 * Familiarity with authentication and authorization concepts (e.g. OAuth, LDAP, SSO) * Experience with observability and dashboarding tools such as Grafana and Zabbix * Familiarity with containerization technologies (Docker, Kubernetes) * Knowledge of CI/CD pipelines and integration with infrastructure automation * Experience with VMware-to-Nutanix migration or hybrid virtualization environments * Strong communication and documentation skills ## Description D2 Tech Services is your place. You make it your own by embracing autonomy, seizing opportunity, and being trusted to deliver your best every day. We think. We act. We deliver. There is no challenge we can't turn into opportunity. Our work depends on a TS/SCI cleared Linux Systems Engineer joining our team to support our Intelligence customer in Springfield, VA or St. Louis, MO. This position supports the Geospatial Services & Solutions business area to provide high-quality, cost-effective solutions to the customer. As part of the GSS Team, the Linux Systems Engineer expertise is needed to support a sophisticated enterprise environment. They are an active participant in SAFe and Scrum development teams and meetings. The systems engineer will be responsible for supporting the customer's enterprise environment. Specific Duties and Responsibilities: * Design, implement, and maintain enterprise Linux-based infrastructure in both on-prem and virtualized environments * Administer, maintain, and optimize Nutanix hyperconverged infrastructure (HCI), including AHV, Prism Central, and Prism Element, to support enterprise Linux workloads * Collaborate with infrastructure teams to provision, configure, and manage virtual machines, storage, networking, and cluster resources within Nutanix environments * Develop and maintain automation solutions using Ansible and scripting languages (e.g. Bash and Python) * Standardize system configuration, patching, and deployment processes through Infrastructure-as-Code practices * Administer and support Red Hat ecosystem tools, including Satellite and Capsule * Integrate and manage authentication and authorization mechanisms (e.g. OAuth, SSO, identity providers) * Support the development of dashboards and observability solutions using tools such as Grafana and Zabbix * Monitor, troubleshoot, and optimize Linux systems and Nutanix infrastructure for performance, availability, and capacity * Troubleshoot complex systems, virtualization, storage, networking, and integration issues across distributed environments * Collaborate with cross-functional teams to improve system reliability, scalability, security, and operational efficiency * Document system architecture, processes, automation workflows, and infrastructure standards * Contribute to continuous improvement initiatives, including automation maturity, platform modernization, and operational best practices