Senior Cybersecurity Engineer - 930

Quantinuum; Broomfield (CO); On-site; USD 112,000 - 140,000; Full time

Benefits offered by this job

Flexible work schedule

Health, dental, and vision insurance

401(k) match

Job summary

Quantinuum is seeking a Senior Cybersecurity Engineer in Broomfield, CO. This role protects organizational information assets across operational and technical departments, enabling researchers to work securely. Lead risk profiling, incident response, and security metric developments.

You’ll work across cloud and on-prem architectures, collaborate with multiple teams, and drive security programs that support rapid quantum computing research. Competitive salary and benefits offered.

Qualifications

• High School Diploma or GED required.
• 5+ years' experience in Cybersecurity areas such as SOC, Risk Management, Penetration Testing, Incident Response, Assessments, Audits.
• U.S. Person for contract purposes (U.S. citizen, permanent resident or green card holder).
• Due to national security requirements, candidate must be a U.S. citizen if from China or Russia.

Responsibilities

• Be a security ambassador, promote and implement security processes and tools that support our scientists.
• Understand when to use tools, processes, and policy to resolve key security goals.
• Collaborate with multiple departments to understand workflows and how security can reduce or remove risk.
• Increase utilization of current security tools to ensure maximum benefit.
• Develop and provide key metrics to provide organization risk profile.

Job description

We are seeking a Senior Cybersecurity Engineer in our Broomfield, CO, location.

Key Responsibilities:

• Be a security ambassador, promote and implement security processes and tools that support our scientists.Allow them to continue the great work they do while doing it securely and efficiently.
• Understand when to use tools, processes, and policy to resolve key security goals.
• Collaborate with multiple departments to understand workflows and how security can reduce or remove risk.
• Increase utilization of current security tools to ensure maximum benefit.
• Develop and provide key metrics to provide organization risk profile.

YOU MUST HAVE:

• High School Diploma/GED minimum
• Minimum of 5+ years’ experience supporting Cybersecurity areas such as: SOC (Security Operation Center), Risk Management, Penetration Testing, Incident Response, Assessments, Audits
• 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:

• Bachelor’s degree in cybersecurity, computer science, Engineering, Information Systems or related field
• Highly motivated, results focused, innovative, curious, and a continuous learner.
• Strong organizational and multi-tasking and time management skills.
• Ability to work in a dynamic and multicultural environment.
• Knowledge of software development and deployment, network architectures, and systems and how to secure them.
• Extensive and demonstrable knowledge of IT systems, services, and hardware encompassing on-premises and cloud-based server and network architectures, end-user and desktop support systems, and enterprise-level IT services, tools, and procedures.
• Applicable security certifications (ISC2, ISACA, CEH, SANS) are desired.
• Experience working in a technology start-up environment.
• Experience working with a small and efficient team.
• Relentless pursuit of customer service and employee satisfaction.
• Strong technical leadership abilities and vision.
• Strong knowledge of Microsoft M365, SIEM, Firewalls, Azure, AWS, EPP, EDR, and network monitoring.
• Ability to document procedures and design workflows to improve workplace support.
• Willingness to be flexible in meeting the demands of a fast-moving business.

$112,000 - $140,000 a year

Compensation & Benefits:

The pay range for this role is $112,000– $140,000 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 protect organizational information assets, technical infrastructure, and intellectual property from digital security threats. Operating across operational and technical departments, the position acts as a safeguard within internal technology workflows. It ensures that infrastructure deployments, software architectures, and administrative systems comply with established security frameworks. By establishing risk profiles and enforcing security protocols, professionals in this function enable engineering and technical teams to conduct research and development activities within a secure and resilient operational environment.

Quantum ecosystem relevance:

The position provides enabling infrastructure support within the broader quantum sector. Advanced technology companies rely on robust cybersecurity posture to safeguard proprietary research, hardware designs, and intellectual property. By managing security infrastructure, incident monitoring, and risk profiles, this function protects critical digital operations. While not directly engaged in quantum physics or algorithm design, the role ensures that organizational networks, cloud environments, and sensitive research workflows remain protected against unauthorized access and operational disruption.

Capability signals:

• Advanced expertise in cybersecurity operations, risk management, and security infrastructure design
• Proven track record implementing security monitoring, incident response, and threat mitigation
• Experience securing enterprise cloud architectures, hybrid networks, and desktop support systems
• Ability to establish organizational risk metrics and maintain regulatory compliance protocols
• Technical leadership in evaluating workflows to minimize risk across multidisciplinary departments