IT Systems Administrator I

Company: Fluxergy
Location: Irvine
Posted on: February 21, 2026

Job Description:

Job Description Job Description About Us Fluxergy is a rapidly growing in vitro diagnostics company innovating on the cutting-edge of laboratory testing. We’re developing the first and only multi-modal point-of-care platform that enables molecular, clinical chemistry, immunoassay, and hematology testing on the same system. Our platform spans many markets including the clinical, veterinary, and food safety industries. We are seeking self-motivated problem solvers who are excited to help decentralize traditional laboratory infrastructure. At the core of our company’s identity is a strong foundation in engineering. We take great pride in our commitment to critical thinking and pragmatic problem-solving through a modular and systemic perspective. We hold the conviction that transparent communication, coupled with the flexibility to adjust to evolving scenarios and the willingness to venture beyond familiar territories, is crucial to both our success and yours. Our product: https://vimeo.com/176673475 About the Role 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. Team culture: - Positive - Proactive - Accountable - Team oriented - Continuous learner - Great communicator - Build strong working relationships - Contribute to a productive team culture What You Will Do 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 What You'll Need to Have 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 Have 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 Interview Process Our interview processes my differ slightly from role-to-role; however, most of our interviews will follow a similar pattern: - Recruiter Interview - Hiring Manager interview - On-site Interview - Decision We are an early-stage company and may change our interview process from time-to-time, but our hope is everyone who interviews with us has a positive experience, even if an offer isn’t presented. 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! Salary Range: $85,000 - $95,000/yr Additional Information Fluxergy is an equal opportunity employer. We do not discriminate on the basis of race, color, religion, sex, sexual orientation, gender identity, marital status, age, disability, national or ethnic origin, military service status, citizenship, or other protected characteristic. 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