Senior Network & Systems Engineer – Satellite Ground Systems

** Federal Project - Applicant must be a United States Citizen ** Description This role supports the design, operation, and optimization of secure enterprise networks that underpin satellite and ground-based data systems. The position combines deep hands-on networking expertise with Linux system administration and limited automation to ensure resilient, high-performance mission environments. Responsibilities Operate and maintain secure Layer 2 / Layer 3 enterprise networks supporting satellite and ground system data flows Configure, manage, and troubleshoot Cisco networking infrastructure , including routing, switching, and firewall platforms Administer Linux-based systems (RHEL) supporting network services and operational tooling Implement and manage firewall solutions , enforcing security controls within classified environments Monitor network performance, identify bottlenecks, and perform root-cause analysis to maintain system reliability Support virtualized environments leveraging VMware technologies Develop and maintain basic automation or operational scripts, with a preference for Python , to improve efficiency Collaborate with security and platform teams to ensure compliance with government and program security requirements Requirements Strong hands-on experience with enterprise networking , including L2/L3 routing and switching Demonstrated expertise with Cisco platforms , including Nexus , ASA , and core routing/switching technologies Solid Linux system administration experience, specifically with Red Hat Enterprise Linux (RHEL) Experience supporting VMware-based environments Proven ability to troubleshoot complex network issues and optimize performance in production systems Experience implementing and maintaining firewall solutions in secure or classified environments Scripting or automation experience, preferably using Python Security & Certifications Active TS/SCI clearance with CI Poly , required on day one Ability to obtain Security+ certification within 90 days of hire