IT Systems Administrator I

Fluxergy • Irvine, CA

8h • $85,000 - $95,000

About The Position

We’re looking for an IT Systems Administrator who’s ready to operate at a high technical level while still staying close to real-world support and systems. This role is perfect for someone who has grown beyond traditional IT support and is stepping into (or already working in) systems administration and infrastructure ownership. You’ll lead complex technical initiatives, strengthen security and reliability across our environment, and help shape how our IT systems scale as the company grows. As part of a small, collaborative team, you’ll have the opportunity to make a meaningful impact on Fluxergy’s IT infrastructure as the go-to expert for the support team, provide guidance, mentorship, and direction for high-impact issues and projects.

Requirements

• 7 + years of experience in IT support, systems engineering, or system administration
• Strong knowledge of networking, cloud infrastructure, virtualization, and security
• Hands-on experience with Windows, macOS, Microsoft 365, and identity/access systems
• Experience with IT automation (PowerShell or similar tools)
• Background implementing and supporting enterprise applications
• Familiarity with cloud platforms such as AWS, Azure, or Google Cloud
• Understanding of cybersecurity best practices and working with sensitive information
• Experience working within ITIL processes and ticketing systems
• Strong troubleshooting skills and ability to solve complex problems
• Experience leading technical projects and coordinating across teams
• Ability to explain technical concepts in a clear, business-friendly way
• Comfort working with vendors and cross-functional stakeholders
• Willingness to work with physical IT infrastructure when needed

Nice To Haves

• Linux administration experience
• Advanced certifications (CCNP, AWS/Azure Professional, Security+, CASP, etc.)
• Experience in regulated environments (ISO27001, HIPAA, GDPR, CA privacy laws)
• Experience supporting IT in manufacturing or laboratory environments

Responsibilities

• Take ownership of key IT systems, infrastructure, and enterprise applications from planning through long-term support
• Design, implement, and maintain secure network, cloud, and identity systems
• Administer and support Windows, macOS, Microsoft 365, and related platforms
• Automate system and support processes using tools like PowerShell
• Deploy and manage VMs, service accounts, monitoring tools, and cloud resources
• Lead major IT projects, including technical design, documentation, risk planning, and rollout
• Evaluate new technologies and recommend solutions that improve performance, scalability, and security
• Troubleshoot complex technical issues and perform root-cause analysis
• Support end users when needed and partner with engineering resources for escalations
• Work with vendors and contractors on implementations and system improvements
• Help maintain strong cybersecurity practices and protect sensitive data
• Manage IT inventory, hardware/software provisioning, and licensing
• Support physical infrastructure such as server racks, network cabling, and power systems
• Operate within ITIL processes and ticketing systems to ensure reliable service delivery
• Provide technical leadership during incidents and mentor Level 1–3 support staff
• Contribute to IT standards, policies, and best practices
• Stay current on emerging technologies and cybersecurity threats

Benefits

• Excellent Medical/Dental Benefits - 95% medical benefit premiums paid by Fluxergy and covers employee, partner, and dependents - 100% dental and vision premiums paid for employee, partner, and dependents - 100% Life Insurance premiums paid for the employee
• Work - Life Balance Minded Time Off - 15 paid vacation days - 2-week paid winter break - 7 company paid holidays - 5 paid sick days
• A Work Culture Which Believes in Promoting from Within - Wear lots of hats / accelerate your career growth! - We are a flat organization by design – lots of visibility! - Many of our current leaders started their career with Fluxergy!

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: No Education Listed