About Rebel Athletic

At Rebel Athletic, we don’t just make apparel — we create confidence, empower performance, and redefine what it means to wear your passion. Since 2012, we’ve been shaking up the industry as the fastest-growing cheer and performance wear brand in the world. Recognized by Global Brand Consultancy Eat Big Fish as a Challenger Brand to Watch, Rebel has become synonymous with bold design, innovation, and custom craftsmanship.

From couture-inspired uniforms to lifestyle athleisure, we merge high fashion with high function — built for those who dare to stand out. Our founder, Karen Aldridge, has transformed a daring idea into a global movement that celebrates creativity, empowerment, and individuality.

At Rebel, we’re not just creating garments — we’re building a community of dreamers, doers, and disruptors who lead with purpose and sparkle louder than ever.

About The Role

We’re seeking a Senior System Administrator that leads all Systems Administration and Helpdesk functions while providing hands-on technical expertise and guiding the daily work of junior IT team members. This role plays a key part in maintaining a secure, reliable, and scalable technology environment that supports Rebel Athletic operations. The ideal candidate excels with Microsoft 365, Entra ID, Intune, Shopify, Freshservice, and security governance, and thrives in a fast-paced setting where problem solving is a daily sport.

Duties And Responsibilities

Lead and mentor System Administrators and Helpdesk team members
Oversee daily IT operations, escalations, and workload prioritization
Develop IT processes, SOPs, documentation, and training materials
Serve as the top technical escalation point for system and infrastructure issues
Manage Microsoft 365 including Exchange Online, Teams, SharePoint, and OneDrive
Administer Entra ID identity management (MFA, SSO, conditional access, governance)
Oversee Intune device management and user lifecycle administration
Lead cybersecurity initiatives including phishing and spam awareness training
Manage email security and threat protection platforms
Conduct vulnerability assessments, patch compliance, and system hardening
Administer Shopify accounts, permissions, and platform integrations
Manage Freshservice workflows, automations, and asset management
Support additional SaaS platforms and integrations across the business
Lead upgrades, migrations, and automation projects across IT systems
Maintain IT documentation, standards, and architecture records
Provide Tier 2 and Tier 3 advanced technical support to the organization

Qualifications

5+ years of Systems Administration experience, including leadership responsibilities
Expertise with Microsoft 365, Entra ID, Intune, Windows/macOS, and security governance
Experience administering phishing/spam training tools, Freshservice, and Shopify
Strong communication, leadership, problem-solving, and escalation-management skills
Valid driver’s license if travel between Rebel Athletic locations is required

Preferred Qualifications

PowerShell scripting or automation experience
Experience with Zero Trust architecture, MFA, or conditional access design
Exposure to SIEM/SOC operations
Relevant Microsoft or security certifications

Working Conditions

This role operates in a professional office and warehouse environment with occasional travel between Rebel Athletic locations. The position may require after hours availability for system maintenance, urgent issues, or high priority project work.

Why You’ll Love It Here

Lead the systems backbone that powers a fast-growing, high-impact brand
Shape IT strategy through process development, security initiatives, and infrastructure enhancements
Collaborate with innovators, technologists, and cross-functional leaders
Advance your technical leadership in a culture that values excellence, accountability, and speed
Competitive compensation, full benefits, 401(k), PTO, and performance bonuses

Equal Opportunity Employer

Rebel Athletic LLC is an Equal Opportunity Employer. We consider all qualified applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, genetic information, military status, or any other protected characteristic. We also strictly prohibit retaliation against individuals who raise concerns or participate in investigations.

Rebel Athletic jobs

Senior System Administrator