Sr.Network Engineer - Corporate IT

Company

Millennium Space Systems, A Boeing Company delivers affordable, high-performance space systems for exacting customers. At Millennium, you will be part of a close-knit team working on exciting technological problems. We work in an open environment where ideas are shared across all disciplines, and there are ample opportunities for advancement based on excellence. Superstars are welcome.

At Millennium, we innovate and collaborate to make the world a better place. From the seabed to outer space, you can contribute to work that matters with a company committed to fostering an environment for every teammate that is welcoming, respectful and innovative, with great opportunities for professional growth. Find your future with us.

We are seeking a highly skilled and experienced IT Network Engineer to join our dynamic IT team. This pivotal role will be responsible for the design, implementation, maintenance, and optimization of our organization’s network infrastructure. The IT Network Engineer will provide technical leadership, mentor junior engineers, and ensure the security, reliability, and scalability of our network operations. This position requires a deep understanding of networking principles, hands‑on experience with complex network environments, and strong problem‑solving capabilities.

The position’s internal job code is Network Designer, and our team is currently hiring for levels 4‑5.

• Design, plan, and implement robust, scalable, and secure network architectures, including LAN, WAN, wireless, and cloud networking solutions
• Manage network security, including firewall configuration, intrusion detection/prevention systems, and access control
• Lead the deployment of network hardware and software, including routers, switches, firewalls, VPNs, and load balancers
• Ensure network resilience and implement disaster recovery and business continuity plans
• Develop and maintain comprehensive network documentation, including diagrams, configurations, and policies

• Must know multi‑vendor switching and routing (e.g., Juniper, Cisco, Dell)
• Expertise in routing protocols (e.g., BGP, OSPF)
• In‑depth experience with firewalls (e.g., Palo Alto, Cisco ASA)
• Experience deploying and maintaining VPN technologies (e.g., IPsec, SSL VPN, Azure Express Route)
• Strong knowledge of switching technologies (e.g., Layer 2/Layer 3, VLANs, STP)
• Experience with network management and automation platforms (e.g., Panorama, Mist, Apstra)
• DoD 8140 Level 2 Cert (such as Security+ CE or equivalent)
• Bachelor’s degree from an accepted and accredited college or university with a technical major, such as engineering or computer science or ten (10) years minimum work experience
• This position requires an active U.S. Security Clearance (U.S. Citizenship Required). A U.S. Security Clearance that has been active in the past 24 months is considered active

• Experience with network automation and scripting (e.g., Python, Ansible)
• Proficiency in network monitoring and analysis tools (e.g., Solar Winds, Wireshark)
• Experience with cloud networking environments (e.g., AWS, Azure)
• Knowledge of wireless networking standards and technologies
• Juniper Networks Certified Internet Associate (JNCIA) or higher
• Palo Alto Networks Certified Network Security Administrator (PCNSA) or higher
• Cisco Certified Network Associate (CCNA) or higher

Millennium Space Systems is a Drug Free Workplace where post‑offer applicants and employees are subject to testing for marijuana, cocaine, opioids, amphetamines, PCP, and alcohol when criteria is met as outlined in our policies.

• Level 4: $121,550 - $178,750
• Level 5: $143,550 - $213,750

Millennium is DDTC‑registered, ITAR‑compliant Company. This position is located at a facility that requires special access. Applicants MUST be U.S. citizens and eligible for a security clearance. Additionally, applicants must be willing to apply for and maintain a security clearance. We encourage all interested candidates to apply for any open position for which…