Network Administrator

Network Administrator (AWS + On-Prem Hybrid Infrastructure)

$130,000 – $160,000

Full-time | On-site

Company Overview

Our client designs, builds, and operates advanced small satellite systems that power end-to-end space missions for communications, Earth observation, and scientific exploration. Their technology combines space-based innovation with secure, scalable ground systems, enabling seamless integration between orbit and operations on Earth.

Position Summary

We are seeking an experienced Network Administrator with a strong background in managing hybrid cloud and on-premises environments. The ideal candidate has hands-on expertise with AWS infrastructure, Cisco Firepower (FTD 1010) firewalls, and virtualized systems. In this role, you’ll ensure reliable, secure, and high-performance connectivity between physical sites and AWS-hosted systems that support mission-critical satellite operations.

This role involves maintaining and improving our secure network connectivity between physical sites and AWS-hosted infrastructure, ensuring uptime, security, and smooth operation across mission-critical systems that support our satellite operations and internal teams.

Key Responsibilities

• Administer and maintain AWS infrastructure, including EC2 instances, VPCs, Route53, and AWS VPN configurations
• Manage AWS Veeam backup systems for EC2 and virtual machine snapshots, ensuring regular and on-demand backups
• Configure and maintain Cisco FTD 1010 firewalls, including site-to-site VPNs linking AWS and remote offices
• Monitor and troubleshoot VPN and network connectivity for users, infrastructure, and remote systems
• Support on-premises networking equipment, including routers, switches, and Wi-Fi systems (e.g., UniFi UDM SE)
• Maintain and manage VMware ESXi servers hosting internal VMs, GitLab runners, and development resources
• Administer OpenVPN servers, renew certificates, and manage user access using automation scripts
• Manage DNS configurations via AWS Route53 for hosted zones and internal systems
• Implement and maintain network security policies and consistent backup procedures across environments
• Diagnose and resolve routing, NAT, and performance issues across hybrid networks
• Collaborate with DevOps, IT, and engineering teams to support infrastructure scaling and modernization

Minimum Qualifications

• Bachelor’s degree in Information Technology, Computer Engineering, or related field, or equivalent hands-on experience
• 3+ years of experience as a Network Administrator or Systems Administrator in hybrid environments
• Proficiency in AWS infrastructure (EC2, VPC, Route53, VPN, IAM)
• Experience with Cisco Firepower Threat Defense (FTD 1010) or similar firewall platforms
• Strong understanding of VPNs, routing, NAT, and tunneling protocols
• Experience managing Veeam Backup for AWS or equivalent tools
• Familiarity with VMware ESXi environments and virtual machine management
• Proficiency in Linux administration (Ubuntu preferred) and SSH key management
• Hands-on experience configuring OpenVPN servers and scripting user management tasks
• Strong documentation, organization, and problem-solving skills

Preferred Qualifications

• Experience with AWS GovCloud, GitLab infrastructure, or similar DevOps platforms
• Familiarity with UniFi network management or Raspberry Pi remote nodes
• Working knowledge of physical security systems (e.g., keyfob access, ADT)
• AWS or Cisco certifications (Solutions Architect, SysOps, CCNA, or higher)

Why Join This Team?

• Work at the intersection of cloud and on-prem infrastructure supporting real-world satellite missions
• Own critical network systems that bridge space and terrestrial operations
• Collaborate with a small, high-performing engineering team where your work has a direct impact
• Grow into advanced roles in CloudOps, Infrastructure Engineering, or DevSecOps as the organization scales