Systems Engineer 3 - Linux/VMware Systems Architecture

Summary

NineFX is seeking a Systems Engineer Level 3 to lead senior-level systems engineering, technical planning, and infrastructure operations across highly complex enterprise environments. This role supports full lifecycle engineering, from requirements analysis and architectural development to integration, verification, validation, and accreditation, while also delivering expert-level hands-on support for Red Hat Linux, VMware virtualization, Splunk, and Ansible automation.

Linux, Virtualization and Infrastructure Engineering

• Configure, harden, manage, and troubleshoot Red Hat Linux operating systems
• Install and load OS software, validate configurations, and maintain system integrity
• Configure and support network components and implement OS-level enhancements to improve reliability and performance
• Provide senior operational support for troubleshooting and maintenance of complex IT systems
• Optimize system resource utilization; conduct capacity analysis and planning

Virtualization & Automation

• Deliver extensive hands-on engineering support for VMware platforms, including configuration, optimization, and lifecycle sustainment
• Use Splunk and Ansible to enhance monitoring, orchestration, automation, configuration consistency, and system observability

Systems Engineering & Architecture Leadership

• Analyze user requirements, CONOPS, and architectures; develop detailed system requirements and specifications
• Lead systems engineering activities and ensure alignment with DoDAF and SOA architectural frameworks
• Develop technical documentation including SEPs, requirements specifications, ICDs, and design artifacts
• Provide technical direction for system development, engineering, interfacing, integration, and testing
• Evaluate design alternatives and support integration of new technologies into existing mission operations
• Conduct feasibility studies, trade analyses, and modeling and simulation

Verification, Validation & Lifecycle Management

• Define evaluation criteria and verification methods for system and subsystem testing
• Prepare or assess integration and test plans supporting DoD and Government accreditation activities
• Maintain configuration control and technical baselines throughout system lifecycle
• Assess system risks, determine impacts, and assist with mitigation planning

Information Assurance & Security Engineering

• Develop derived IA requirements including confidentiality, integrity, non-repudiation, and availability
• Support authentication, access control, accountability, and cryptographic solutions

Required Qualifications

• Active TS/SCI with Full Scope Polygraph (must already be held)
• 20 years of systems engineering experience supporting DoD or Government programs
• Bachelor's degree in Systems Engineering, CS, IS, Engineering Management, or related discipline; five additional years may substitute
• Expertise with Red Hat Linux, VMware, Splunk, and Ansible
• Strong understanding of DoDAF/SOA architectures and system-of-systems integration