Network & Systems Administrator

Our Dallas-based client is in search of a Senior Network & Systems Administrator to join their firm to design, implement, and maintain their LAN, WAN, SD-WAN, and wireless network infrastructure, optimizing for performance and reliability. This is an onsite, direct-hire role requiring a solid understanding of network security principles and practices., * Configure and manage Cisco switches, Palo Alto next-generation firewalls (or equivalent), and Meraki (MS, MR, MX) platforms.

• Implement and troubleshoot dynamic routing protocols (OSPF, BGP, EIGRP) to ensure efficient and resilient network traffic flow.
• Develop & maintain detailed network documentation, including diagrams, configurations & operational procedures.
• Implement and enforce network security policies and procedures to protect against unauthorized access and cyber threats.
• Monitor network security logs & events, analyze security incidents, and execute appropriate response protocols.
• Manage the full lifecycle of operating systems and application software for networking and systems infrastructure, including installation, maintenance, patching, upgrades, and troubleshooting, to ensure optimal performance and security.
• Perform daily system monitoring, verify system integrity and availability, review system and application logs, and ensure completion of scheduled jobs, including backups.
• Serve as a senior escalation point, providing expert-level support for complex systems and networking issues.
• Participate in an on-call rotation, after-hours maintenance, and incident response to ensure continuous network and systems availability.
• Travel to company offices may be required for project or operational needs, estimated less than 5% annually.

• Bachelor’s degree in computer science, MIS, or equivalent training or work experience.
• 7+ years of hands-on experience in network design, implementation, maintenance, and comprehensive documentation.
• Proficiency in LAN, WAN, SD-WAN & wireless network administration, with expertise in Cisco switches, Palo Alto firewalls (or equivalent next-generation firewalls), and Meraki (MS, MR, and MX platforms).
• Deep understanding of routing protocols, including OSPF, BGP, and EIGRP.
• Strong scripting and automation skills using PowerShell, Python, or other relevant languages.
• Experience with Office 365 Administration, Entra, Azure, SCCM, AWS, SQL administration, VMware infrastructure, Microsoft Windows Server, preferred.
• Relevant industry certifications such as CCNA, CCNP, or equivalent cloud networking certifications are highly valued.
• Experience with web server administration (IIS, Apache, Tomcat) is preferred.

Salary Offered: Up to $120K depending on candidate experience.

What Our Client Offers:

• Medical, Dental, and Vision Insurance
• Income Protection & Life Insurance
• Short- & Long-Term Disability
• Family Planning & Paid Parental Leave
• Dependent Care Flexible Spending Account
• 401K Options & Employee Stock Ownership Plan
• Paid Holidays & PTO