Network Administrator

Job Title - Network Administrator

Work Mode- Onsite (Austin,TX)

Work Time - 8 AM - 5 PM CST
Work Duration- Services are expected to start 07/21/2025 and are expected to complete by 08/31/2025

Position Summary:

We are seeking a Skilled Network Administrator who will be responsible for installing, configuring, maintaining, and supporting the organization s network infrastructure, including local area networks (LANs), wide area networks (WANs), wireless networks, and Internet systems. This position ensures network availability, performance, and security by monitoring, maintaining, and troubleshooting network hardware, software, and related systems.
PRINCIPAL DUTIES AND RESPONSIBILITIES (May perform any or all of the following):

• Administer and manage Windows Server environments (2012 or later) within an Active Directory domain.
• Manage Microsoft 365 services including user provisioning, mailbox administration, Teams, and SharePoint support.
• Configure and support TCP/IP core services including LDAP, DHCP, DNS, and SMTP.
• Manage access control lists, Group Policy Objects (GPOs), file and print services, and automation platforms.
• Provide operational support for VOIP-based phone systems and imaging/document management systems.
• Install, configure, and maintain Cisco networking hardware including routers, switches, firewalls, and VPNs.
• Administer Meraki wireless infrastructure and support LAN/WAN infrastructure, wireless access points, and telecommunications systems.
• Monitor network performance and health using tools such as PRTG, MRGT, and ManageEngine; troubleshoot and resolve issues to minimize downtime.
• Maintain network support software; perform hardware and software updates and upgrades.
• Prepare documentation for audits, compliance, and internal reporting.
• Perform tuning and capacity planning to enhance network performance and scalability.
• Coordinate the development, implementation, and maintenance of network security measures.
• Provide user training and technical support as needed; prepare and deliver training courses on network utilities and systems.
• Assist with evaluating new or upgraded hardware/software and report on potential benefits and risks.

Other Requirements

• Weekly progress reports of work completed and current priorities.
• Timely response and resolution of incidents and requests
• Maintenance of up-to-date system and network documentation
• Status updates on identified risks, challenges, and upcoming maintenance activities
• Criminal history check required of successful candidate
• Must complete the required IT Security training; certificate of completion must be provided to TSLAC
• May include occasional after-hours support for scheduled maintenance or urgent incident
  Required Skills and Qualifications:
• 3 Years of required experience in Network Administration or Support Roles
• 3 Years of required experience in Strong knowledge of Microsoft server environments, Microsoft 365, and virtualization platforms (eg., VMware, Hyper-V).
• 3 Years of required experience in Hands-on experience with Cisco and Meraki network equipment and VoIP systems
• 3 Years of preferred experience in Documenting and supporting compliance-driven IT environments
• 3 Years of preferred experience in Administering and managing Windows Server environments (2012 or later) within an Active Directory domain
• 3 Years of preferred experience in Managing access control lists, Group Policy Objects (GPOs), file and print services, and automation systems. Support imaging/document management systems. Provide operational support for VoIP-based phone systems
• 3 Years of preferred experience in Configuring and supporting core TCP/IP services such as LDAP, DHCP, DNS, SMTP
• 3 Years of preferred experience in Working within virtualized environments (e.g., VMware, Hyper-V) to support system uptime and scalability
• 3 Years of preferred experience in Administering Cisco networking equipment including routers, switches, firewalls, and VPN infrastructure
• 3 Years of preferred experience in Supporting internal LAN/WAN infrastructure, wireless access points, and all telecommunications systems
• 3 Years of preferred experience in Administering and troubleshooting Meraki wireless infrastructure. Monitor and analyze network performance using tools such as PRTG, MRGT, and ManageEngine
• 3 Years of preferred experience in Performing software and hardware updates, upgrades, and proactive troubleshooting to minimize downtime
• 3 Years of preferred experience in Providing documentation and reporting as required for audits, compliance, and internal use
• 3 Years of preferred experience in Maintaining Microsoft 365 services including user account provisioning, mailbox management, Teams, and SharePoint

ABOUT ISHIR

ISHIR is a digital innovation and enterprise AI services provider. We work with startups and enterprises to shape the future through accelerated innovation, deep technical expertise, access to global digital talent and a passion for complex problem-solving. With our help, our clients overcome their most difficult digital challenges leveraging AI.

We are not just consultants, we are partners in our clients success, assisting them with re(gaining) competitive edge by identifying opportunities for differentiation, industry disruption, scalable innovation, and go-to-market strategies that deliver successful outcomes.

At ISHIR, we help bold businesses accelerate innovation through Talent, Speed-to-Market, and AI. We help make an impact by solving real problems using innovation, improved customer experiences and the right technologies.

As an ISHIR employee, you will get the advanced training you need to be successful, and the opportunity to apply it. You must be passionate about technology, crave responsibility, and be eager to apply your knowledge to real business solutions for our startup and enterprise customers. These are the qualities of a person destined for success at ISHIR.

ISHIR attracts a special type of individual someone who is proactive, thrives on challenges, feeds off success, and looks at moving targets not as obstacles but as opportunities. ISHIR is an exciting place to work. It is imbued with an entrepreneurial spirit and promotes self-reliance, open communication, and collaboration.