Senior Staff Systems Administrator

Firestorm is looking for a Senior Staff Systems Administrator who will design, maintain, and scale our core IT infrastructure and advanced systems environment. You will provide engineering and escalation support, oversee end-to-end endpoint provisioning and device management using NinjaOne and Microsoft Intune across Windows and macOS fleets, and manage enterprise Windows and Linux/Ubuntu servers. You will also administer complex hybrid environments, drive automation and vulnerability remediation, and enforce high-availability, robust security, and monitor standards across the organization.

What You Will Do

• Advanced Support & Escalation: Take ownership of complex technical requests and escalated incidents via Jira Service Desk, resolving critical hardware, software, and infrastructure issues with strict documentation.
• Identity & Access Administration: Lead user lifecycle provisioning (onboarding, offboarding, role changes) inside Okta and Microsoft 365 environments.
• Cross-Platform Provisioning: Build and execute automated end-to-end laptop and desktop provisioning for macOS and Windows environments utilizing NinjaOne alongside Microsoft Intune/Autopilot.
• Infrastructure Engineering: Administer, configure, and maintain enterprise Windows and Linux/Ubuntu server environments, ensuring peak performance, security, and redundancy.
• System Monitoring & Security: Serve as the technical lead for network and systems health, identifying early baseline anomalies, managing threshold alerts via NinjaOne, and executing vulnerability remediation.
• Perform other duties as directed

Required Qualifications:

• Bachelors degree in Computer Science, Information Technology, Management Information Systems, Network Systems Administration or equivalent relative degree. In lieu of a degree, 12+ years of progressive relevant experience in related field.
• 'U.S. Person' as defined by 22 CFR a7 120.62 required due to ITAR regulations, which includes U.S. citizens, lawful permanent residents (Green Card holders), or protected individuals under asylee or refugee status
• 7+ years of enterprise IT systems administration, infrastructure engineering, or advanced technical support experience.

Operating Systems & Servers:

• Hands-on administrative experience working across Windows, Mac, and Linux (Ubuntu).
• Experience working with both Windows and Linuxservers.
• Modern Workspace Platforms: Direct administrative exposure to NinjaOne, Microsoft Intune, Okta, and standard communication suites (Slack, Zoom).
• Core Systems & Security: Experience with mitigating vulnerabilities identified by standard tooling and enforcing security baselines.
• Networking Fundamentals: experience with basic networking principles.

Preferred Qualifications:

• Scripting & Automation: Proficiency in Bash, Python, or PowerShell.
• Endpoint & Mobile Management: Advanced ability to manage and configure Intune for deployments for laptops and mobile devices.
• Cloud Configuration & Governance: Ability to configure policy and rules in Microsoft 365 environments.
• Hybrid Cloud Environment Management: Ability to traverse Microsoft environments on-premise and in the cloud; Active Directory, DNS, etc.
• Advanced Networking: Advanced networking skills such as routing, VLAN segmentation, access controls, and working with 100G networking.
• AI & Agentic Workloads: Experience with Amazon Quick, Kiro, and/or managing and maintaining agentic workloads.
• Compliance & Federal Frameworks: Familiarity working within compliance-driven spaces such as GCC High or FedRAMP Moderate/High environments.

Work Environment:

• The position is working onsite at Headquarters in San Diego, CA.
• We welcome candidates who are local or open to relocating; relocation assistance is available and may be included in the offer package where appropriate.
• Ability to travel domestically up to 5%, if needed

This position typically operates in a standard office setting and manufacturing environment. This role requires use of standard office equipment and the physical demands described here are representative of those that must be met to successfully perform the essential functions of the job. Ability to sit, stand, bend, reach and move about regularly throughout the day. Must have manual dexterity to operate standard office equipment.

Compensation:

• Salary Base: $159,000 - $190,000 salary, commensurate with experience
• Equity: Meaningful equity grant in a growth-stage defense technology company

The posted salary range reflects an estimate based on a variety of compensation factors, including but not limited to relevant experience, education, certifications, specialized skills, geographic location, and business needs. Actual compensation may vary, and this range is subject to change as our compensation structure or market conditions evolve.

Benefits & Perks:

Our culture fosters collaboration, respect, and trust, empowering passionate people to do their best work. We offer a competitive salary, comprehensive benefits, and opportunities for career growth. In addition to an opportunity to take part in an innovative, collaborative and fast-growing business with a highly motivated and skilled team, we also take pride in taking care of our employees. Here are just a few ways that we show our appreciation:

• We offer comprehensive medical, dental, and visions plans
• Equity grants for new hires
• 401(k) Retirement Savings Plan to invest in your long-term retirement goals
• Unlimited PTO
• Extremely generous company holiday calendar, including a holiday hiatus in July & December.
• Generous Parental Leave
• Lifestyle Spending Account
• FSA
• DCFSA
• HSA
• Hospital Indemnity insurance
• Critical Illness insurance
• Accident insurance
• Basic Life/AD&D, short-term and long-term disability insurance, 100% covered by Firestorm.Plus, the option to purchase additional life insurance for you and your family.
• Mental Health Resources: We provide free mental health resources 24/7 including therapy and more. Additional work-life services, such as free legal and financial support, are available to you as well.

Compensation

The base pay range for this role is $159,000 - $190,000 per year.