IT Network Engineer II - 936

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

Benefits offered by this job

Flexible work schedule

Employer subsidized health, dental, &

401(k) match

Equity

12 Paid holidays and generous vacation

Paid parental leave

Employee discounts

Job summary

Quantinuum in Broomfield, CO is seeking an IT Network Engineer II to join the IT Network Engineering team. You will manage our enterprise network infrastructure, respond to outages, and support global operations.

This role offers potential remote up to 2 days per week with approval. You will collaborate with senior engineers, document configurations, and participate in network upgrades while traveling to sites as needed.

Qualifications

• Associate’s degree required; minimum 3–5 years in network engineering.
• Experience supporting global enterprise networks and switch infrastructure.

Responsibilities

• Install, rack, configure, and maintain routers, switches, firewalls, wireless, and other network devices.
• Monitor network performance and respond to alerts or service disruptions.
• Troubleshoot routine network issues escalated from IT support teams.
• Support vulnerability assessments and enhance network security.
• Maintain accurate documentation of configurations and procedures.
• Collaborate with senior engineers on upgrades and improvements.
• Travel to other sites within the U.S. and occasional international trips as needed.
• Respond to and coordinate after-hours events or crises.

Skills

Networking experience

Global network support

VLANs

Firewall management

Documentation

Collaboration

Education

Associate’s degree

Tools

Cisco

Juniper

Palo Alto

SolarWinds

Wireshark

SNMP

Job description

We are seeking anIT 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’ 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.

$86,000 - $108,000 a year

Compensation & Benefits:

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 the world leader in quantum computing. The company’s quantum systems deliver the highest performance across all industry benchmarks. Quantinuum’s over 650 employees, including 400+ scientists and engineers, across the US, UK, Germany, and Japan, are driving the quantum computing revolution.

By uniting best-in-class software with high-fidelity hardware, our integrated full-stack approach is accelerating the path to practical quantum computing and scaling its impact across multiple industries.

By joining Quantinuum, you’ll be at the forefront of this transformative revolution, shaping the future of quantum computing, pushing the limits of technology, and making the impossible possible.

What’s in it for you?

A competitive salary and innovative, game-changing work

Flexible work schedule

Employer subsidized health, dental, and vision insurance

401(k) match for student loan repayment benefit

Equity, 401k retirement savings plan + 12 Paid holidays and generous vacation + sick time

Paid parental leave

Employee discounts

Quantinuum is an equal opportunity employer. You will be considered without regard to age, race, creed, color, national origin, ancestry, marital status, affectional or sexual orientation, gender identity or expression, disability, nationality, sex, or veteran status. Know Your Rights: Workplace discrimination is illegal

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

QUANTUM ROLE CONTEXT | Appended by Quantum.Jobs v2

Role context:

This role exists to design, deploy, and support core networking systems within technology organizations. Positioned within central IT operations, the function bridges physical hardware infrastructure with enterprise software environments. Engineers in this discipline manage data flow, connectivity, and network security parameters across multi-site facilities. By maintaining high availability and resolving operational disruptions, professionals in this function ensure that primary computing resources, internal communications, and cloud services remain continuously accessible to engineering and business teams across the enterprise workflow.

Quantum ecosystem relevance:

While not directly involved in qubit development or theoretical physics, network engineering serves as critical enabling infrastructure for the quantum sector. Advanced quantum computing organizations rely on secure, low-latency, and highly stable internal networks to connect experimental laboratories, high-performance computing clusters, and distributed scientific personnel. By maintaining robust data center connections and enterprise security controls, network engineers provide the underlying operational foundation necessary for researchers to develop, test, and deploy quantum technologies safely.

Capability signals:

- Experience managing enterprise switching, routing, and firewall systems across global facilities

- Ability to troubleshoot complex network disruptions and manage escalation workflows

- Expertise in configuring network security protocols, VLANs, and access control policies

- Knowledge of infrastructure automation and scripting for routine network configuration tasks

- Practical background in supporting data center operations and physical hardware deployment