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IT Systems Engineer

Nucleus Security is an enterprise leader in vulnerability and exposure management, providing a platform that unifies security data to help organizations prioritize and mitigate risks faster.

Nucleus Security

Employee count: 51-200

Salary: 70k-85k USD

United States only

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Nucleus Security is seeking an IT Systems Engineer to join our team and help support our employees, corporate systems, and SaaS infrastructure. This role is critical to ensuring our team members are set up for success with the technology and services they need to do their jobs securely and effectively. The IT Systems Engineer will manage the provisioning and support of laptops, SaaS applications, and corporate IT systems while helping us maintain a secure and scalable IT environment.

We are a fast-growing SaaS security company where performance is recognized, and sustainable working hours are encouraged. Nucleus believes work is people—when our people succeed, our company succeeds.


What You Will Do
  • Onboard and support new hires with laptops, accounts, and essential services.
  • Manage SaaS systems, including Microsoft Entra ID (Azure AD), Atlassian, and other enterprise applications.
  • Deploy and manage network solutions such as VPN, wireless access points, and firewalls.
  • Administer and secure corporate devices (Windows and macOS) through Intune, including app deployment and updates in the Intune Company Portal.
  • Ensure compliance and security across all corporate IT systems in line with security team requirements.
  • Troubleshoot technical issues across devices, applications, and services, escalating as needed.
  • Collaborate with security and engineering teams to support cross-functional IT initiatives.
  • Document IT processes and maintain an internal knowledge base for repeatable procedures.


Desired Qualifications:
  • 5+ years of IT experience in systems administration, IT engineering, or a similar role.
  • Strong experience with Microsoft Intune for device and application management.
  • Hands-on knowledge of Entra ID (Azure AD), SSO, and user lifecycle management.
  • Experience administering SaaS platforms such as Atlassian, Google Workspace, Zoom, and Slack.
  • Familiarity with networking concepts and solutions, including VPNs, wireless APs, and firewalls.
  • Strong troubleshooting and problem-solving skills across Windows, macOS, and SaaS environments.
  • Knowledge of security best practices for identity, endpoint, and application management.
  • Scripting experience with Python or PowerShell for automation and process improvement.
  • Familiarity with VM hosting technology (VMware, Hyper-V, or similar).
  • Excellent communication skills with the ability to support a distributed, remote-first workforce.
  • Industry certifications (e.g., Microsoft, CompTIA, Cisco) are a plus.

Why You Should Be Excited
  • 100% company-paid health, dental, vision, life, and short-term disability insurance options
  • Generous 401k contribution (not a match)
  • Flexible PTO + 10 company holidays
  • Equity in a high-growth, VC-backed startup
  • Fantastic company culture
  • Work on a truly unique, market-defining product
Salary Range $70,000-$85,000

Additional Information
At Nucleus we are committed to achieving excellence in our field by combining diversity, collaboration, teamwork, and pride in our work. All qualified applicants will receive consideration for employment without regard to race, sex, color, religion, sexual orientation, gender identity, national origin, protected veteran status, or disability.

About the job

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Posted on

Job type

Full Time

Experience level

Mid-level

Salary

Salary: 70k-85k USD

Location requirements

Hiring timezones

United States +/- 0 hours

About Nucleus Security

Learn more about Nucleus Security and their company culture.

View company profile

What began as a practical solution to a complex problem for a pair of Department of Defense security experts has evolved into a leading force in the cybersecurity landscape. Nucleus Security was born from the firsthand experience of its founders, Steve Carter and Scott Kuffer, who were grappling with the unwieldy and inefficient nature of manual vulnerability management. They envisioned a more streamlined, automated, and intelligent way for organizations to handle the relentless onslaught of security threats. This vision materialized into a platform designed by practitioners, for practitioners, with the core mission of transforming how enterprises and government agencies prioritize and mitigate risks at scale.

The journey started with a clear goal: to build a centralized hub that could unify disparate vulnerability data, automate cumbersome workflows, and ultimately empower security teams to act faster and more decisively. Early on, the focus was on creating a tool that could make sense of the chaotic influx of information from various security scanners and tools. This commitment to unification and automation quickly resonated with organizations struggling to keep pace with the evolving threat landscape. Today, major corporations like Motorola, Paychex, and Mastercard rely on Nucleus to bring clarity and control to their vulnerability management programs. The platform's ability to integrate with over 160 security and business tools allows it to serve as a single source of truth, breaking down data silos and providing a comprehensive view of an organization's risk posture. This success has not gone unnoticed, with Nucleus being recognized on the Deloitte Technology Fast 500 as one of the fastest-growing companies in North America, a testament to its innovative approach and the critical need it addresses in the market.

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Nucleus Security

Company size

51-200 employees

Founded in

2019

Chief executive officer

Steve Carter, Scott Kuffer

Employees live in

View company profile

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