Senior System Administrator

DZYNE Technologies; Irvine (CA); On-site; USD 125,000 - 145,000; Full time

Benefits offered by this job

Healthcare benefits

401(k) plan with employer match

Paid time off & holidays

Job summary

DZYNE Technologies, based in Irvine, CA, seeks a Senior Systems Administrator to support on‑prem, cloud, and hybrid infrastructure. You will work with engineering teams and program stakeholders to ensure secure, scalable systems that underpin defense programs. Strong expertise in Windows/Linux, Azure Government, and virtualization is essential.

The role requires excellent communication, the ability to manage multiple projects, and willingness to travel up to 25%. A U.S.

Qualifications

• 7+ years in enterprise role with strong knowledge of network design and security in Azure environments.
• 7+ years Windows/Linux operating systems, networking design/protocols, and virtualization in regulated industries.
• 5+ years experience with VMware and other virtualization technologies.
• 5+ years Microsoft 365 administration experience.
• 5+ years enterprise-grade network storage experience.
• Strong knowledge of system security (OS, firewalls, IDS/IPS, VPN).
• Excellent communication skills and ability to collaborate.
• Willingness to travel up to 25%.

Responsibilities

• Provide end-to-end system administration for on-prem, cloud, and hybrid infra.
• Interact with end users, engineering teams, and program stakeholders.
• Maintain secure, scalable, compliant IT environments in defense context.
• Design and deploy complex local and cloud networks (LAN/WAN/VPN).
• Manage Azure Government / GCC High and Microsoft 365 configurations.
• Monitor networks and systems; respond to incidents and requests.
• Coordinate with security teams on firewall/IDS/IPS rules and hardening.
• Support and mentor junior admins; document configurations and changes.

Job description

About DZYNE
DZYNE Technologies is leading the future of autonomous defense. Based in Irvine, California, we develop and manufacture advanced airborne and ground-based defense solutions deployed in over 50 countries. Backed by U.S. Government Programs of Record, our technologies are field-proven, scalable, and production-ready.

About DZYNE
DZYNE Technologies is leading the future of autonomous defense. Based in Irvine, California, we develop and manufacture advanced airborne and ground-based defense solutions deployed in over 50 countries. Backed by U.S. Government Programs of Record, our technologies are field-proven, scalable, and production-ready.
We’re growing fast and looking for innovators ready to make an impact. At DZYNE, you’ll join a culture built on collaboration, integrity, and purpose. We celebrate wins, value diverse perspectives, and support every team member’s success.
Ready to do work that matters? Join us.
Position Title: Senior Systems Administrator
Location: Irvine, CA
Work Arrangement: On-Site
Position Summary
The Senior Systems Administrator at DZYNE Technologies is a versatile, proactive IT professional responsible for supporting and maintaining the organization's on‑premises, cloud, and hybrid infrastructure. This role provides end‑to‑end system administration, production operations support, and daily interaction with end users, engineering teams, and program stakeholders.
The ideal candidate brings strong generalist experience across Windows and Linux systems, enterprise networking, Azure Government/GCC High, and secure production environments typical of the Defense Industrial Base. This role contributes significantly to building and maintaining scalable, secure, and compliant systems that support DZYNE’s mission‑critical programs.
Required Duties And Responsibilities

• Extensive customer service experience as this role will regularly interact with our users and engineering teams
• Team player able to effectively interact cross-functionally with a variety of individuals with different competencies and backgrounds
• Self-propelled work ethic with ability to stay on task and focused with minimal supervision
• Ability to handle multiple projects simultaneously
• Willingness to work on a flexible work schedule, and travel up to 25%
• Strong attention to detail and organization
• Technical problem solving, project management, dependability, initiative, and professionalism are of the utmost importance
• Extensive knowledge of Palo Alto and Cisco Meraki network equipment is a requirement
• Experience in the design and deployment of complex local and cloud networks is a requirement
• Networking knowledge covering LAN/vLAN/WAN technologies
• Microsoft 365 Administration experience and Azure network design experience required
• Experience with network monitoring tools is beneficial

Required Skills/Qualifications

• 7+ years in enterprise role with a strong knowledge of network design and security with complex Microsoft Azure environments
• 7+ years in enterprise role with a strong knowledge of Windows/Linux operating systems, networking design/protocols, and virtualization in highly regulated industries
• 5+ years in enterprise role with a strong knowledge of VMware and other virtualization technologies
• 5+ years in enterprise role with a strong knowledge of Microsoft 365 administration
• 5+ years’ experience with enterprise-grade network storage solutions
• Strong knowledge of system security (operating systems, firewalls, IDS/IPS, VPN, etc.)
• Resourcefulness and problem-solving aptitude
• Excellent communication skills
• Able to work both within a team environment and independently

Preferred Skills/Qualifications

• Professional certifications such as the Cisco CCNA, Cisco CCNP Enterprise/Datacenter, VMware Certified Technical Associate/Professional
• Experience administering GPU‑accelerated compute environments (NVIDIA/CUDA), including containerized AI/ML training and inference stacks (e.g., PyTorch, TensorFlow, Docker/Singularity) and managing multi‑node or cluster‑based workflows.
• Experience with DevSecOps and supporting engineering teams
• 10+ years of experience managing a complex network infrastructure in a Defense Industrial Base organization

Education
While a Bachelor’s degree in Computer Science or a related field is preferred, it is not required. Those with equivalent professional experience or relevant technical certifications are encouraged to apply.
Clearance Level Required: Ability to obtain and maintain a U.S. Government Secret security clearance, as required for the role.
Export Control / ITAR Requirement
This position requires access to information and technology subject to U.S. export control laws and regulations, including the International Traffic in Arms Regulations (ITAR). As a result, employment is contingent upon meeting applicable export control eligibility requirements and compliance obligations.
Travel Required: Up to 10%
Working Conditions
The diversity of work conditions may range from an environment where there is little or no physical discomfort, such as a general office environment, to warehouse and other facilities.
Physical Demands
The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job:

• Must have the ability to stoop, stand, climb, occasionally lift a minimum of 25 lbs.
• Involves movement between departments, floors, and worksites to facilitate work.

Work Authorization Requirement
Candidates must be legally authorized to work in the United States on a full‑time basis without the need for current or future employment visa sponsorship.
Salary: $125,000 - $145,000 annually
Salary depends on relevant work experience, education, training, essential skills, and/or other factors such as specialized or high-demand professions. In addition to the annual salary, the position will be eligible for an annual bonus. The pay range for this job level is a general guideline only and not a guarantee of salary or annual bonus.
Benefits Our benefits are DZYNE’ed for your overall health and financial wellness. DZYNE offers a comprehensive healthcare benefits package. Base dental, vision, life, accident, disability, and other core benefits are fully covered by DZYNE. DZYNE provides paid time off and paid holidays. Additionally, DZYNE offers a 401 (k) plan with an employer match and immediate vesting.
DZYNE Technologies is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, sex, national origin, disability, or protected veteran status. In addition to federal law requirements, DZYNE Technologies complies with applicable state and local laws governing nondiscrimination in employment in every location in which our company has facilities. This policy applies to all terms and conditions of employment.