Information Technology Network Engineer

Quantinuum; Broomfield (CO); Hybrid; USD 86,000 - 108,000; Full time

Benefits offered by this job

Flexible work arrangements

Medical, dental, and vision insurance

401(k) with company match

Equity opportunities

Generous PTO and holidays

Paid parental leave

Employee discounts

Job summary

Quantinuum, based in Broomfield, Colorado, seeks an IT Network Engineer II to join its global IT Network Engineering team. You will manage and maintain enterprise network infrastructure, coordinate large-scale projects, and act as a third-line escalation partner to ensure system reliability and security.

The role emphasizes collaboration, documentation, and vulnerability management while offering a potential hybrid schedule and opportunities for travel to US sites and rare international trips.

Qualifications

• Associate’s degree or equivalent required.
• 3–5 years in network engineering with enterprise networks.
• 3+ years firewall hardware/software experience with a global footprint.
• 3+ years of VLANs, trunking, and port configurations experience.
• Ability to install network devices and terminate cables for optimal connectivity.
• U.S. Person required due to contractual and security requirements.
• National security requirements may restrict certain nationalities.

Responsibilities

• Install, rack, cable, configure, and maintain routers, switches, firewalls, wireless, and other network devices in data center and on-prem environments.
• Monitor network performance and respond to alerts or service disruptions.
• Troubleshoot routine network issues escalated from IT support teams and provide after-hours support.
• Support vulnerability assessments and implement measures to enhance network security.
• Maintain accurate documentation of network configurations and procedures.
• Collaborate with senior engineers on upgrades and infrastructure improvements.
• Travel to US sites and occasional international trips to ensure project delivery and mentorship.
• Respond to and coordinate after-hours events or crises.

Skills

Network engineering

Firewall security

VLANs & switching

Troubleshooting

Documentation

Education

Associate's degree

Tools

Juniper

Cisco

Palo Alto

SolarWinds

Wireshark

Job description

We are seeking an IT Network Engineer II in our Broomfield, CO, location.

Quantinuum believes that employees work better, more efficiently, and more collaboratively in close proximity to other employees, where ideas can be exchanged readily, and decisions can be made more quickly for the benefit of the Company and our customers. All employees should work at their assigned location; however, this role may offer the opportunity to work remotely up to 2 days per week, with approval.

As a Network Engineer, you will be part of the IT Network Engineering team. You will be responsible for managing and maintaining our organization's network infrastructure, including responding to outages or other unplanned events. Your experience supporting, troubleshooting, and maintaining a sophisticated and complex global network is crucial to ensuring the reliability, performance, and security of our enterprise. This role will work with the other Engineering staff worldwide as our third line of escalation to ensure our critical commercial systems remain stable and operational. This role will have discretion on enterprise-wide system changes and autonomy to impact change across the business. The role requires a breadth and depth of IT networking experience such that operational stability is achieved despite volatility, ambiguity, and uncertainty.

As a subject matter expert (SME), you will be a critical partner in helping to develop and execute an enterprise-wide network strategy and roadmap that is aligned and positioned to innovate and deliver compelling business value on a global scale. Through partnership within and outside of IT, you will work to ensure stakeholders have access to our systems and services whenever and wherever they need them.

You will be supported by a global IT organization, providing cutting-edge solutions and services to scientific teams to increase collaboration, productivity, and development of quantum software, applications, and hardware which will have a future impact on our everyday lives. Previous experience in an engineering role as part of a high-performing team is preferred. A natural desire to collaborate, mentor, and exceed end-user expectations is ideal for this position.

Key Responsibilities:

• Install, rack, cable, configure, and maintain routers, switches, firewalls, wireless, and other network devices in data center and on-premises environments.
• Monitor network performance and respond to alerts or service disruptions.
• Troubleshoot routine network issues escalated from IT support teams and provide after-hours support.
• Support vulnerability assessments and implement necessary measures to enhance network security.
• Maintain accurate documentation of network configurations and operational procedures.
• Collaborate with senior engineers on network upgrades and infrastructure improvements.
• Travel to other sites within the scope of your duties (U.S. based sites, and very occasionally to Asia-Pacific and U.K.) as necessary, to ensure project delivery, oversight, and team mentorship.
• Ability to respond to, coordinate, and resolve after-hours events or crises.

YOU MUST HAVE:

• Associate's degree minimum
• Minimum 3-5 years’ experience working in Network Engineer role or equivalent experience in supporting enterprise networks and switch infrastructure internationally.
• Minimum 3+ years’ experience working as a network engineer supporting firewall hardware/software with a global footprint.
• Minimum 3+ years of experience working as a network engineer supporting layer 2 switching infrastructure including VLANs, trunking, and port configurations.
• Minimum 3+ years of experience physically installing network devices, including switches, routers, and patch panels, including running, terminating, and testing cables to ensure optimal connectivity and performance
• Due to Contractual requirements, must be a U.S. Person defined as, U.S. citizen permanent resident or green card holder, workers granted asylum or refugee status.
• Due to national security requirements imposed by the U.S. Government, candidates for this position must not be a People's Republic of China national or Russian national unless the candidate is also a U.S. citizen.

WE VALUE:

• Associate’s degree in computer science, Engineering, Information Systems, or related field and/or equivalent formal training
• Demonstrable knowledge of IT networks, associated hardware, services, and protocols connecting on-premises, cloud, and collocated resources across the globe.
• Practical experience leveraging enterprise-level IT services, tools, and procedures.
• Relevant network certifications are highly desired.
• Extensive experience in network administration, with a focus on enterprise-level environments.
• Strong knowledge of network protocols, topologies, and security principles (TCP/IP, VLANs, VPN, ACLs, etc.).
• Practical experience working within a public cloud provider (Azure, AWS, etc.) and ISPs and a strong desire to learn and innovate.
• Proficiency in configuring and managing network devices (routers, switches, firewalls, wireless) from leading manufacturers (Juniper, Cisco, Palo Alto, etc.).
• Adept skills with network monitoring and troubleshooting tools (SolarWinds, Wireshark, SNMP, etc.).
• Experience with scripting and automation, preferably using (Python, Perl, etc. to support network configuration, monitoring, and operational efficiency.
• Strong analytical, problem-solving, and decision-making skills.
• Ability to document procedures and design workflows to improve workplace support.
• Excellent communication and interpersonal skills to collaborate effectively with team members and stakeholders.
• Willingness to be flexible in meeting the demands of a fast-moving business.

The pay range for this role is $86,000 – $108,000 annually. Actual compensation within this range may vary based on the candidate’s skills, educational background, professional experience, and unique qualifications for the role.

Quantinuum is a leading quantum computing company delivering a full stack platform designed to make quantum computing deployable in real-world environments. With active engagements spanning pharmaceuticals, material science, financial services, government, industrial sectors, and leading academic and research institutions worldwide, we are helping organizations unlock the transformative potential of quantum computing.

Our global team of more than 800 employees includes many of the world's leading scientists, engineers, and researchers, with more than 70% of our technology team holding advanced degrees at the Master's or PhD level. Headquartered in Broomfield, Colorado, Quantinuum operatesacross the United States, United Kingdom, Germany, Japan, and Singapore.

By joining Quantinuum, you’ll help shape the future of quantum computing, pushing the limits of technology, and making the impossible possible.

What’s in it for you?

We believe our people are our greatest strength and offer a comprehensive rewards package that supports your professional growth, well-being, and long-term success.

• Competitive compensation and the opportunity to work on groundbreaking technology
• Flexible work arrangements that support work-life balance
• Employer-subsidized medical, dental, and vision insurance
• 401(k) retirement savings plan with company match and student loan repayment benefit
• Equity opportunities
• Generous paid time off, sick leave, and 12 paid holidays annually
• Paid parental leave
• Employee discount programs

Equal Opportunity Employer

Quantinuum is proud to be an equal opportunity employer. We are committed to building an inclusive workplace where all employees and applicants are treated with respect and provided equal opportunities regardless of race, color, religion, sex, sexual orientation, gender identity or expression, national origin, age, disability, veteran status, ancestry, marital status, or any other characteristic protected by applicable law.

Know Your Rights:

Workplace discrimination is illegal. For more information about Quantinuum, please visit our website.

We are committed to making our recruitment process accessible to all. If you require any reasonable adjustments at any stage of the application or interview process, please let us know use the Lets talk contact form.

Applications will be accepted on an ongoing basis, there is no application deadline for this position.

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us. We are committed to making our recruitment process accessible to all. If you require any reasonable adjustments at any stage of the application or interview process, please let us know use the Lets talk contact form.