Senior Systems and Security Admin

Tenth Revolution Group; Boston (MA); On-site; USD 120,000 - 170,000; Full time

Job summary

NOBULL is seeking a Sr. Systems & Security Administrator to own and enhance the company’s core cloud, identity, endpoint, network, and security platforms.

You will work with the VP of IT, vendors, and stakeholders to drive platform ownership, automation, and proactive management of the technology environment. The role emphasizes operational excellence, security, and documentation, with opportunities to grow into broader technical and leadership responsibilities as the function scales.

Qualifications

• Bachelor's degree in IT, CS, Cybersecurity, or related field or equivalent experience.
• 7+ years of progressive experience in systems administration, cloud services, identity, endpoint management, or cybersecurity.
• Hands-on experience with Microsoft 365, Entra ID, Intune, and Azure.
• Experience with Zscaler, Cloudflare, and Cisco Meraki.
• Strong knowledge of identity and access management, MFA, and privileged access.
• Experience with security monitoring, vulnerability remediation, and incident response.
• Proven ability to document, plan, and communicate technical concepts clearly.

Responsibilities

• Administer and support NOBULL's technology platforms and services.
• Manage lifecycle of platforms including configuration, licensing, access, upgrades, and retirement.
• Oversee endpoint management and security policies via Intune.
• Monitor systems health and address recurring issues before operations are affected.
• Coordinate with security partners for incident response and risk management.
• Automate routine IT processes using PowerShell and similar tools.
• Lead platform evaluations, planning, and technology lifecycle decisions.
• Provide mentorship and guidance to IT staff and vendors.

Skills

System administration

Cloud security

Identity management

Endpoint management

Automation

Education

Bachelor's degree

Tools

Microsoft 365

Entra ID

Intune

Azure

Zscaler

Cloudflare

Cisco Meraki

Job description

NOBULL is a no bullsh*t training-inspired wellness brand. Built to support you in

your pursuit of physical, mental, and emotional strength. NOBULL is known for

their best-in-class, award-winning footwear. With options across training,

lifestyle and nutrition, NOBULL has the tools for anyone who wants to be a

better version of themselves and get stronger physically, mentally and

emotionally. Our team is comprised of talented entrepreneurs, passionate

industry professionals, and hardworking creatives from a variety of backgrounds.

The Sr. Systems & Security Administrator is a senior, hands-on technical role

responsible for the administration, maintenance, security, performance and

continuous improvement of NOBULL’s technology environment.

This role owns NOBULL's core cloud, identity, endpoint, network, collaboration,

service management, and security platforms, serving as a senior technical resource

within IT and ensuring critical systems remain secure, reliable, properly maintained,

and aligned with business needs.

Working closely with the VP of Information Technology, vendors, and business

stakeholders, this person will focus on operational excellence, platform ownership,

automation, documentation, and proactive management of NOBULL’s technology

environment. As the IT function grows, the role offers the opportunity to expand

into broader technical and people leadership responsibilities.

Responsibilities

• Administer and support NOBULL's technology platforms, including Microsoft Cisco Meraki, Cloudflare, Zscaler, Huntress, Action1, Slack, Grafana, and other business-critical applications.
• Manage the lifecycle of enterprise platforms and applications, including configuration, licensing, access, integrations, monitoring, upgrades, and retirement.
• distribution, and the secure management of corporate and personal devices used for work.
• Monitor system health and address recurring issues before they affect business operations.
• Stay current on vendor roadmaps, platform releases, certificate renewals, technology lifecycle changes, and support requirements to ensure systems remain secure, supported, and operationally efficient.
• provisioning, SCIM integrations, privileged access, service accounts, and nonhuman identities.
• Manage employee onboarding, offboarding, and access changes across NOBULL’s technology environment. and appropriate separation of privileged and standard accounts.
• Own endpoint administration through Intune, including device enrollment, configuration, compliance, application deployment, and security policies.
• Support the secure use of personal devices through approved BYOD and application protection controls.
• Conduct access reviews and support the timely removal of unnecessary or inappropriate access.
• Manage security-related activities including access administration, endpoint protection, vulnerability remediation, patch management, certificate management, and security monitoring.
• Investigate and respond to security alerts, incidents, and operational issues, coordinating with external security partners and service providers as needed.
• Support compliance, audit, and risk‑management initiatives by implementing and maintaining required technical controls and providing evidence for assessments and reviews.
• Partner with NOBULL's security advisors and managed security providers to continuously improve security posture, operational readiness, and incident response capabilities.
• Administer NOBULL’s approved AI platforms, including Microsoft Copilot, ChatGPT, Claude, and future enterprise AI capabilities.
• Apply appropriate identity, access, data protection, retention, and usage controls to AI platforms, agents, and integrations.
• Monitor AI application use and evaluate new technologies for security, privacy, integration, and operational risk.
• Support practical policies and guardrails for responsible AI adoption and maintain documentation of approved platforms, ownership, access, integrations, and controls.
• Support the development, maintenance, and testing of backup, disaster recovery, business continuity, and incident response plans.
• Ensure critical systems have documented technical owners, backup coverage, administrative access, escalation procedures, and recovery instructions.
• Develop and maintain system documentation, technical standards, configuration records, architectural diagrams, administrative runbooks, and operational procedures.
• Develop scripts, workflows, and integrations to improve onboarding, offboarding, identity management, security reporting, and other recurring IT processes. reduce manual effort and improve operational consistency.
• Identify recurring issues and implement sustainable solutions that improve reliability, security, and the employee technology experience.
• Serve as the Tier 2 and Tier 3 escalation point for complex infrastructure, security, identity, endpoint, and enterprise application issues.
• Provide technical guidance and mentorship to IT team members and external service providers.
• Lead technical initiatives and coordinate work across internal stakeholders, vendors, managed service providers, and technology partners.
• Participate in platform evaluations, implementation planning, vendor selection, and technology lifecycle decisions.
• Help establish technical standards, operational processes, and priorities for NOBULL’s infrastructure and security environment.
• Contribute to the continued maturity of NOBULL's technology operations, with the opportunity to assume broader technical and leadership responsibilities as the function grows.
• In addition to the responsibilities listed above, the individual may be required to perform other duties as assigned in support of business objectives.

Qualifications

• Bachelor’s degree in Information Technology, Computer Science, Cybersecurity, or a related discipline, or equivalent practical experience.
• 7+ years of progressive experience in systems administration, cloud services, identity, endpoint management, enterprise applications, infrastructure, or cybersecurity.
• Strong hands‑on experience administering Microsoft 365, Microsoft Entra ID, Microsoft Intune, and Microsoft Azure.
• Strong hands‑on experience administering Zscaler, Cloudflare, and Cisco Meraki in an enterprise environment. SaaS applications, and cloud-based technology environments.
• Experience with identity and access management, SSO, MFA, Conditional Access, privileged access, endpoint compliance, and user lifecycle management.
• Experience with enterprise networking, DNS, email security, endpoint protection, patch management, vulnerability remediation, security monitoring, and secure remote access technologies.
• Experience using PowerShell, Microsoft Graph, APIs, or similar technologies to automate systems administration and operational processes.
• Experience administering IT service management platforms and supporting structured incident, request, change, and problem‑management processes.
• Experience supporting security, compliance, audit, disaster recovery, or business continuity activities.
• Strong technical troubleshooting, documentation, organizational, and
• Ability to independently own critical platforms, manage competing priorities, and resolve complex issues in a fast-paced environment.
• Demonstrated ability to lead technical initiatives, influence stakeholders, and mentor others, with the interest and capability to grow into broader leadership responsibilities.

Preferred

• Experience supporting enterprise AI platforms and AI governance initiatives.
• 42001, or similar frameworks.
• Experience with Kubernetes, containerized workloads, or cloud-native services.