Sr Staff Systems Engineer

ZT Systems; Secaucus (NJ); On-site; USD 125,000 - 183,000; Full time

Benefits offered by this job

Bonus eligibility

401(k) retirement savings plan

Tuition reimbursement

Paid time off

Job summary

ZT Systems is seeking a Sr. Staff IT Systems Engineer to design, deploy, and manage our on‑premise infrastructure across a global environment. You will lead initiatives, automate tasks, and collaborate with information security while ensuring high availability and compliance.

You will mentor junior engineers, document architectures, and drive improvements in data center and virtualization platforms. A strong background in AD, DNS/DHCP, MFA, and VMware is essential for success.

Qualifications

• Bachelor’s degree in Computer Science or equivalent work experience.
• 8+ years of Windows systems administration in a global environment.
• Deep expertise in Active Directory/Entra ID and ADSI.
• Advanced knowledge of DNS/DHCP/GPO.
• Experience with hybrid environments and cloud platforms.

Responsibilities

• Architect, deploy, and maintain scalable Windows servers and AD, virtualization, storage, and other infrastructure components.
• Collaborate with information security to implement best practices, manage patches, and ensure compliance.
• Lead or contribute to infrastructure projects and initiatives.
• Implement automation for systems administration tasks.
• Monitor performance and drive improvements; collaborate with vendors and consultants.
• Ensure compliance requirements and secure design principles.
• Provide third‑tier support and participate in on‑call rotation.
• Create and maintain documentation of systems and issues.
• Stay current with emerging technologies; mentor junior engineers.

Skills

Windows systems administration

Active Directory/Entra ID/ADSI

DNS/DHCP/GPO

Hybrid/cloud environments

Identity management & MFA (Okta/Duo/S3

Education

Bachelor's degree in Computer Science or equivalent

Tools

Okta

Duo

SAML

VMware ESXi

Veeam

Jira

ServiceNow

Job description

About the role

The Sr. Staff IT Systems Engineer will work with our team to provide support and advance a wide range of infrastructure and services throughout the global IT environment. As the Sr. Staff IT Systems Engineer, you will be responsible for implementing and managing on-premise infrastructure. You will work in a fast-faced, collaborative environment, applying deep technical expertise to solve complex issues across multiple IT domains. Please note this is NOT a Dev Ops role.

What you will do:

• Architect, deploy, and maintain scalable and highly available Windows servers and Active Directory, enterprise IT applications, virtualization platforms, storage systems, and other infrastructure components
• Collaborate with information security and application teams to implement best practices, perform remediation, manage patches and updates, and ensure compliance with internal policies, regulations, and industry frameworks
• Lead or contribute to a variety of infrastructure projects and initiatives
• Implement automation for systems administration tasks using a variety of tools
• Monitor performance, proactively identify areas for improvement, and ensure adherence to best practices and industry standards
• Collaborate with and manage third-party vendors and consultants to support maintenance and project delivery
• Ensure that IT systems customer compliance requirements and follow secure design principles
• Provide third tier support to IT teams and internal customers; participate in the on-call rotation
• Create and maintain documentation for system specifications, designs, processes, and issues
• Stay current with emerging technologies and industry trends; provide insights and recommendations to improve or advance company systems
• Train and mentor junior engineers; foster knowledge sharing and professional development

What you will need:

• Bachelor’s degree in Computer Science or equivalent work experience.
• Minimum of 8+ years of Windows systems administration in a global environment
• Deep expertise in Active Directory/Entra ID and ADSI
• Advanced Knowledge of DNS/DHCP/GPO
• Solid understanding of hybrid environments and sufficient exposure to cloud platforms
• Proficiency with Okta, Duo, or other enterprise-class identity management, MFA, and authorization/authentication system (e.g. SAML)
• Working understanding of SQL server deployment and management
• Experience with Veeam, disaster recovery, and business continuity planning
• Advanced ability in scripting languages and automation tools (e.g., PowerShell, Ansible)
• Experience with configuration management and endpoint management tools
• Experience supporting enterprise collaboration platforms (e.g. M365)
• Knowledge of system monitoring tools
• Background in service management tools such as ServiceNow or Jira
• Excellent troubleshooting, analytical, and communication skills
• Strong experience with VMware ESXi and cloud-based virtualization (highly preferred)
• Strong experience with Failover Clustering and DFS/DFSR (highly preferred)
• Devops experience (e.g. GitHub, CI/CD, SQL) (highly preferred)
• Experience supporting mobile device management platforms (highly preferred)
• Knowledge of zero trust architecture (highly preferred)

ZT Systems assesses market data to ensure a competitive compensation package is created for all our employees. The typical base salary for this position is expected to be between $124,500 and $182,500 per year. If hired, the final base salary will be determined on an individual basis taking into consideration experience, skills, knowledge, education and/or certifications.

Base salary is just one component of ZT Systems total rewards philosophy. We take pride in offering a wide range of benefits and perks that appeal to the variety of needs across our diverse employee base. Other rewards may include bonus, paid time off, generous 401k match, tuition reimbursement, wellbeing resources, and more.

We are dedicated to building a diverse, inclusive, and authentic workplace, so if you’re excited about this opportunity but your experience doesn’t align perfectly with every qualification in the job description, we encourage you to apply anyway. You may be just the right candidate for this or other roles.

About ZT Systems

At ZT Systems, a Sanmina Company, you’ll get to do work you are proud of alongside smart, passionate people. Every day, there are opportunities to collaborate with the best in the industry to design, build, and deliver impactful solutions to world‑class customers. Along the way, you will gain hands‑on experience in a fast‑paced environment that’s challenging, rewarding, and career‑defining.

A culture built around our values we work hard and think fast. We view challenges as opportunities—to do better, push harder, and be faster than we were the day before. When we fail, we learn from it and move on together. And when we succeed, we use the momentum to go even further. We create value with everything we do, building the foundation of today—and transforming the future of tomorrow.

Join ZT Systems and help us build technology infrastructure that connects the world.

What We Offer

At ZT Systems, a Sanmina Company, we believe that investing in our people is key to our continued growth and innovation. When you join our team, you’ll gain access to a comprehensive and inclusive benefits package designed to support your well‑being, financial security, and professional development—both now and in the future.

Compensation & Financial Security

• -Competitive base salary
• -Performance-based annual bonus eligibility
• -401(k) retirement savings plan
• -Tuition reimbursement for eligible education programs

Health & Wellness

• -Comprehensive medical, dental, and vision coverage with access to leading providers
• -Mental health resources and employee wellness support programs-
• -Company-paid life and disability insurance

Time Away & Work-Life Balance

• -Paid time off (PTO) and company-paid holidays
• -Parental leave and family care support programs

Growth & Purpose

• -Structured training programs and on-the-job learning opportunities
• -Matching gifts and volunteer programs to support causes you care about

These benefits are available to eligible employees and are designed to grow with you as your career evolves. Full benefits and eligibility varies by work location. Learn more about our benefits here.

ZT Group Int’l. is an Equal Opportunity Employer and prohibits discrimination and harassment of any kind. ZT Systems provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws.

Please be aware that certain positions may require the applicant to either 1) be a (i) U.S. citizen or national, (ii) U.S. lawful, permanent resident (aka green card holder), (iii) Refugee under 8 U.S.C. § 1157, or (iv) Asylee under 8 U.S.C. § 1158, or 2) be eligible to obtain an export control license or license exception from the Bureau of Industry and Science & U.S. Department of Commerce. All offers of employment will be conditional subject to the foregoing.