Senior IT Systems & Infrastructure Lead — On-Site NJ

BTech Inc.; Rockaway (NJ); On-site; USD 90,000 - 110,000; Full time

Benefits offered by this job

Health benefits

401K

Paid time off

Job summary

BTech Inc. in Rockaway, NJ, seeks a Senior IT Systems & Infrastructure Specialist to own the administration, security, performance, and lifecycle management of the company’s IT stack.

This full-time, on-site role focuses on servers, networks, Microsoft 365, and enterprise applications, ensuring reliable, scalable operations. You will lead upgrades, implement cybersecurity controls, manage backups and disaster recovery, mentor junior staff, and collaborate with teams to align technology with

Qualifications

• Experience administering Windows workstations and servers, Microsoft 365, and Active Directory.
• Strong networking knowledge including TCP/IP, DNS, DHCP, and security monitoring.
• Proven ability to troubleshoot complex IT issues and document solutions.

Responsibilities

• Lead daily admin, operation, security, and lifecycle of on-site and remote IT infrastructure.
• Administer and support Windows Server, Microsoft 365, AD, email/Exchange, file services, and databases.
• Implement cybersecurity controls, backups, DR, and incident response.
• Mentor junior staff and coordinate infrastructure upgrades and projects.

Skills

Windows Server

Active Directory

Microsoft 365

Network administration

Cybersecurity

Troubleshooting

Documentation

Education

Bachelor’s degree in Information Technology

Equivalent experience

Tools

Exchange

Job description

BTech Inc. in Rockaway, NJ, seeks a Senior IT Systems & Infrastructure Specialist to own the administration, security, performance, and lifecycle management of the company’s IT stack.

This full-time, on-site role focuses on servers, networks, Microsoft 365, and enterprise applications, ensuring reliable, scalable operations. You will lead upgrades, implement cybersecurity controls, manage backups and disaster recovery, mentor junior staff, and collaborate with teams to align technology with