Network Administrator 3

United Launch Alliance, LLC.; Centennial (CO); On-site; USD 90,000 - 130,000; Full time

Job summary

United Launch Alliance (ULA) is seeking a Network Administrator 3 to serve as a senior technical resource responsible for administration, optimization, and continuous improvement of the enterprise network infrastructure in a Denver-area environment.

The role requires 4+ years in enterprise networks, deep TCP/IP knowledge, and hands-on experience with switches, routers, firewalls, and wireless systems. Join a mission-critical team supporting ULA’s operations.

Qualifications

• Bachelor's degree in a STEM (Science, Technology, Engineering, Mathematics) field from an accredited college or university.
• Four years of directly related exempt work experience may be used to satisfy the bachelor's degree requirement.
• Minimum of 4 years of experience supporting, administering, and optimizing enterprise-class network environments.
• Comprehensive knowledge of TCP/IP networking principles, including routing, switching, VLANs, VPNs, QoS, and multicast technologies.
• Hands-on experience deploying, configuring, and maintaining enterprise network infrastructure, including switches, routers, firewalls, and wireless networking solutions.
• Demonstrated ability to independently diagnose, troubleshoot, and resolve complex network issues in fast-paced, mission-critical environments.
• Experience supporting high-availability, multi-site network architectures, ensuring reliability, scalability, and operational continuity.
• Strong understanding of network security concepts, industry best practices, and defense-in-depth methodologies.
• Advanced expertise with dynamic routing

Responsibilities

• Administer enterprise network infrastructure and operations.
• Lead the implementation of network enhancements and initiatives.
• Collaborate with cross-functional teams, stakeholders and engineering partners.
• Perform proactive monitoring, performance tuning, and capacity planning.
• Ensure secure, resilient network solutions aligned with business objectives.
• Troubleshoot escalated issues to maintain high availability and uptime.

Skills

TCP/IP networking

Routing & Switching

VLANs

VPNs

QoS

Network security

Dynamic routing

High availability

Education

Bachelor's degree in STEM

Job description

Requisition ID: 1950

Standard Weekly Hours:40.00

Location:ULA - Denver

Relocation:No

Travel Requirements:10%

At ULA, success comes through the efforts of a strong, united team.

Thanks for your interest in United Launch Alliance, the world's most experienced and reliable space launch company! Successfully launching more than 155 consecutive missions with 100% mission success doesn't happen by accident. It's a testament to the commitment and dedication of our team of rocket scientists and support employees combined with the systems and processes we use to pull them together. As a ULA employee, you'll have the opportunity to grow in your career while working in a team-oriented culture that combines technology, innovation, ingenuity and a commitment to the extraordinary. Whether you are in college just launching your career, or, have experience and want to come work with the best rocket team in the world, our unshakable unity yields stronger solutions and better results as we carry out our mission to save lives, explore the universe, and connect the world. Our team is excited to meet you!

Job Overview & Responsibilities

At United Launch Alliance (ULA), the Network Administrator 3 serves as a senior technical resource responsible for the administration, optimization, and continuous improvement of the enterprise network infrastructure. This role provides advanced support and expert-level troubleshooting across complex LAN, WAN, wireless, and network security environments, ensuring high availability, reliability, performance, and scalability.

The Network Administrator 3 leads the implementation of network enhancements, supports critical infrastructure initiatives, and drives resolution of escalated technical issues. Working closely with cross-functional teams, stakeholders, and engineering partners, this position contributes to the design, deployment, and maintenance of secure, resilient network solutions that align with organizational objectives, operational requirements, and industry best practices. Through proactive monitoring, performance tuning, and strategic planning, the role helps ensure the network environment remains robust, efficient, and capable of supporting ULA's mission-critical operations.

Required Education

Bachelor

Required Years of Experience

Minimum of 4 years of related work experience

Basic Qualifications

• Bachelor's degree in a STEM (Science, Technology, Engineering, Mathematics) field from an accredited college or university
  • Four years of directly related exempt work experience may be used to satisfy the bachelor's degree requirement
• Minimum of 4 years of experience supporting, administering, and optimizing enterprise-class network environments
• Comprehensive knowledge of TCP/IP networking principles, including routing, switching, VLANs, VPNs, Quality of Service (QoS), and multicast technologies
• Hands-on experience deploying, configuring, and maintaining enterprise network infrastructure, including switches, routers, firewalls, and wireless networking solutions
• Demonstrated ability to independently diagnose, troubleshoot, and resolve complex network issues in fast-paced, mission-critical environments
• Experience supporting high-availability, multi-site network architectures, ensuring reliability, scalability, and operational continuity
• Strong understanding of network security concepts, industry best practices, and defense-in-depth methodologies
• Advanced expertise with dynamic routing