Senior Automation and IT Engineer

Get to Know Us

Horizon3.ai is a fast-growing, remote cybersecurity company dedicated to the mission of enabling organizations to proactively find, fix and verify exploitable attack vectors before criminals exploit them. Our flagship product, the NodeZeroTM platform, delivers production-safe autonomous pentests and other key assessment operations that scale across the largest internal, external, cloud, and hybrid cloud environments. NodeZero has been adopted by organizations of all sizes, from small educational institutions to government agencies and Global 100 enterprises. It is used by IT Ops/SecOps teams, consulting pentesters, and MSSPs and MSPs.

We are a fusion of former U.S. Special Operations cyber operators, startup engineers & operators, and formerly frustrated cybersecurity practitioners. We're committed to helping solve our common security problems: ineffective security tools and false positives, resulting in alert fatigue, blind spots, "checkbox” security culture, cybersecurity skills shortage, and the long lead time and expense of hiring outside consultants. Collectively, we are a team of learn it alls, committed to a culture of respect, collaboration, ownership, and results.

As a remote first company, we require minimum 25Mbps consumer grade broadband connection.

What You’ll Do

We are seeking a skilled Sr Automation and IT Engineer with strong experience in day-to-day IT Help Desk Operations to join our growing IT operations team. As a key member of our team, you’ll be responsible for the operational health and effectiveness of our end user environment, have a key understanding of both Windows and MacOS systems, experience with Unified Endpoint Management (UEM) platforms, and a foundational knowledge of cybersecurity best practices.

This role is instrumental in helping us scale and mature our Help Desk and business-wide IT operational capabilities while maintaining a strong security posture across the organization.

This role will be responsible for:

• Automation and AI

  • Lead the automation of repetitive IT workflows (onboarding, offboarding, access requests, software deployment) using tools like Okta Workflows, Jira Automations, scripting (PowerShell, Bash, Python), API, or low-code platforms.

  • Support adoption and safe usage of AI-enabled tools (e.g., Microsoft Copilot, Google Gemini, ChatGPT) by enabling policy controls, usage monitoring, and employee education.

  • Continuously evaluate and implement technologies that support modern, scalable, secure, and efficient IT operations for a distributed workforce.

• Technical Support

  • Provide prompt and efficient technical support to end-users via phone, email, chat, and/or in-person.

    • Troubleshoot and resolve a wide range of technical issues, including but not limited to:

      • Computer hardware and software issues (Windows and macOS)

      • Application issues

      • Network connectivity problems (wired and wireless)

      • Application installation and configuration

      • Printer and peripheral device issues

      • Email delivery

      • Mobile device support

• Documentation & Reporting

  • Build and maintain internal documentation such as Standard Operating Procedures (SOP) of tools

  • Maintain accurate records of support requests, troubleshooting steps, and resolutions.

  • Create clear knowledge base documentation for common technical issues and solutions.

  • Document all support incidents and resolutions in the ticketing system.

  • Develop and maintain internal knowledge base articles and end-user guides to reduce support friction and improve self-service.

• UEM Management & Assets

  • Provision, manage, and support Unified Endpoint Management (UEM) technologies to ensure device compliance, monitor system performance, and maintain an inventory of devices in the organization.

  • Develop and maintain automated provisioning workflows for device setup during onboarding, ensuring security baselines, encryption, and application policies are consistently applied at scale.

  • Continuously evaluate new UEM features and vendor integrations, recommending enhancements that improve support efficiency, device visibility, and security enforcement across the fleet.

  • Coordinate and oversee secure asset recovery processes for employee offboarding, including clear communications, retrieval workflows, shipping logistics, and data wipe validation.

• Cybersecurity

  • Assist in maintaining a secure computing environment by identifying and mitigating basic security vulnerabilities, supporting the implementation of security protocols, and ensuring that EDR and firewall systems are up to date.

  • Collaborate with Security and IT leadership to implement and enforce technical controls (e.g. device hardening, local admin rights, USB/media restrictions)

  • Assist in vulnerability management efforts, including patch compliance tracking and coordination with internal stakeholders to remediate findings from vulnerability scans or internal audits.

  • Support device and identity hygiene audits for compliance with frameworks such as SOC 2, ISO 27001, and GDPR, assisting with evidence collection and policy implementation as required.

What You’ll Bring

• 5+ years of IT support, systems administration or IT operations roles

• 3+ years of device management platforms (Kandji, SureMDM, Intune, etc..)

• Proven experience supporting and enabling fully remote teams

• Deep expertise knowledge with both Windows and macOS system

• Expert with Unified Endpoint Management (UEM) platforms such as Kandji, Intune, SureMDM.

• Strong knowledge of Okta or similar identity provider platforms.

• Demonstrated ability to lead IT initiatives and drive process improvements

• Experience supporting email platforms such as Gmail or Outlook 365.

• Basic understanding of cybersecurity hygiene and common threats.

• Experience with scripting or automation tools to streamline IT tasks (PowerShell, Python, Bash, or automation platforms).

• Excellent written communication skills for documentation and user training.

• Strong project management and organizational skills to manage and prioritize multiple tasks in a fast-paced environment.

What Sets You Apart?

• A+ Certification (or in progress) is mandatory.

• 3+ years of experience in a high-growth SaaS company or technology startup

• Experience leading IT teams or mentoring junior IT staff

• Proven experience with IT service management principles and advanced ticketing system workflows (Jira Service Desk)

• Expert understanding of Unified Endpoint Management (UEM) technologies and their implementation with proven implementation for remote environments

• Strong problem-solving skills, a mindset for continuous improvement, and the ability to operate independently in a fast-paced, security-conscious environment

• Basic knowledge of cybersecurity principles and practices (firewalls, antivirus software, patch management, etc.).

• Excellent problem-solving and troubleshooting skills with the ability to work independently or as part of a team.

• Strong communication skills, with the ability to explain technical issues to non-technical users.

• Familiarity with email flow, including how email systems work, troubleshooting common email-related issues, and understanding common security protocols (e.g., SPF, DKIM, DMARC).

Compensation and Values

At Horizon3, we believe that our people are our greatest asset, and our compensation philosophy reflects this core value. We are committed to fostering an environment where all employees feel valued, respected, and rewarded for their contributions. Our compensation structure is designed to be fair, competitive, and transparent, ensuring that every team member is recognized and compensated equitably across roles, levels, and locations.

In accordance with various State’s transparency regulations, we provide the following salary range information for this position:

• Base salary range: $150,000 - $185,000 annually. The exact salary will be determined based on the selected candidate’s location, qualifications, experience, and relevant skills.

• Additional compensation: All full-time roles are eligible for an equity package in the form of stock options.

Perks of Horizon3.ai

• Inclusive Team: We value diversity and promote an inclusive culture where everyone can thrive.

• Growth Opportunities: Be part of a dynamic and growing team with numerous career development opportunities.

• Innovative Culture: Work in a collaborative environment that encourages creativity and out-of-the-box thinking.

• Competitive Compensation: We offer competitive salary, equity and benefits. Our benefits include health, vision & dental insurance for you and your family, a flexible vacation policy, and generous parental leave.

You Belong Here

Horizon3 is not just an equal opportunity employer - we are a community that values diversity, equity, and inclusion as fundamental principles of our culture and success. We are dedicated to fostering a workplace where everyone feels welcome and respected, regardless of race, color, religion, sex, national origin, age, disability, veteran status, sexual orientation, gender identity or expression, genetic information, marital status, hair length or any other legally protected status by law.

Our commitment to diversity and inclusion means we strive to attract, develop, and retain a workforce that reflects the varied communities we serve. We believe that diverse perspectives drive innovation and strengthen our ability to create cutting-edge cybersecurity solutions. At Horizon3, every team member is valued and supported in an environment that encourages personal and professional growth.

We welcome candidates from all backgrounds and experiences, and we encourage all qualified individuals to apply. Come be a part of Horizon3, where your unique contributions are recognized, and your potential is limitless.

Other Duties

Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee. Duties, responsibilities, and activities may change at any time with or without notice.

Application Note

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