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Network Administrator Jobs in Puerto Rico (NOW HIRING)

SOLX HOLDINGS LLC

PR · On-site

Design, build, and operate the plant network -- the wired, wireless, and industrial backbone that connects the line, the edge nodes, and the enterprise. What you'll do * Design, deploy, and maintain ...

Mentor Technical Group

Network Engineer

Salinas, PR · On-site

Monitor and troubleshoot network performance, security, and connectivity issues to ensure minimal downtime. * Collaborate with IT, engineering, and project teams to support system integration ...

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Network Administrator information

What is the difference between Network Administrator vs Network Engineer?

AspectNetwork AdministratorNetwork Engineer
CertificationsCompTIA Network+, Cisco CCNACompTIA Network+, Cisco CCNA, Cisco CCNP
Work EnvironmentMaintains and supports existing networksDesigns and implements new network solutions
ResponsibilitiesNetwork troubleshooting, maintenance, user supportNetwork design, architecture, and deployment
Industry UsageCommonly employed in SMBs and IT support rolesOften found in large enterprises and infrastructure projects

While both roles involve network-related tasks, Network Administrators focus on maintaining and supporting existing networks, whereas Network Engineers are responsible for designing and building new network solutions. The certifications and work environments overlap but differ in scope and complexity.

What is the job of a network administrator?

A network administrator is responsible for managing and maintaining computer networks within an organization, including configuring hardware and software, monitoring network performance, and ensuring security. They often use tools like network monitoring software and may hold certifications such as CompTIA Network+ or Cisco CCNA. Their work ensures reliable and secure network connectivity for users and systems.

What qualifications do I need to be a network administrator?

A network administrator typically needs a bachelor's degree in computer science, information technology, or a related field. Relevant certifications such as CompTIA Network+, Cisco CCNA, or Microsoft Certified Solutions Expert (MCSE) can enhance job prospects, along with experience in network configuration, security, and troubleshooting. Strong problem-solving skills and familiarity with network hardware and protocols are also important.

Is IT hard to get a network admin job?

Securing a network administrator position can be competitive, often requiring relevant certifications such as CompTIA Network+ or Cisco CCNA, along with experience in managing network infrastructure. Strong technical skills, problem-solving ability, and familiarity with network security are important factors in the hiring process.

Is network admin a good career?

A network administrator is a vital role responsible for managing and maintaining computer networks, ensuring security, and troubleshooting connectivity issues. It often requires knowledge of networking protocols, certifications like CompTIA Network+ or Cisco CCNA, and the ability to adapt to evolving technology. The career offers steady demand, opportunities for advancement, and a stable work environment.

What Is a Network Administrator?

A Network Administrator oversees hardware and software used to run an organization’s data network. As a Network Administrator, your responsibilities and duties include managing the company’s data systems, monitoring and troubleshooting the system for issues, and providing technical support for users. Network Administrators usually serve on a team of information technology professionals. They coordinate with various departments to determine the current and future technology needs of the company. Their primary goal is to ensure that the system is meeting, and will continue to meet, the demands of the business.

What are the key skills and qualifications needed to thrive as a Network Administrator, and why are they important?

To thrive as a Network Administrator, you need a solid understanding of networking protocols, hardware, and security principles, typically supported by a degree in information technology or computer science. Familiarity with tools like Cisco IOS, network monitoring systems, and certifications such as CompTIA Network+ or Cisco CCNA are highly valued. Strong problem-solving skills, attention to detail, and effective communication help you manage issues and coordinate with users or IT teams. These skills are crucial for maintaining secure, efficient network operations and minimizing downtime in any organization.

What does a Network Administrator do?

A Network Administrator is responsible for managing, maintaining, and troubleshooting an organization's computer networks. This includes installing and configuring network hardware and software, monitoring network performance, ensuring network security, and providing technical support to users. Network Administrators also perform routine backups, update system documentation, and implement network upgrades or expansions as needed. Their goal is to ensure reliable and secure network operations for all users within the organization.

What are some common challenges a Network Administrator faces when managing a growing company's IT infrastructure?

As a company expands, Network Administrators often encounter challenges such as scaling the network to accommodate more users, ensuring consistent security across a larger footprint, and minimizing downtime during upgrades or migrations. Balancing the need for robust cybersecurity with user accessibility can be complex, especially when implementing new technologies or remote work solutions. Staying current with evolving networking tools and best practices is essential to proactively address these challenges and support organizational growth.
More about Network Administrator jobs
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What cities in Puerto Rico are hiring for Network Administrator jobs? Cities in Puerto Rico with the most Network Administrator job openings:
What are popular job titles related to Network Administrator jobs in PR? For Network Administrator jobs in PR, the most frequently searched job titles are:
Network Administrator jobs near you
Infographic showing various Network Administrator job openings in Puerto Rico as of July 2026, with employment types broken down into 1% As Needed, 85% Full Time, 11% Part Time, 1% Temporary, and 2% Contract. Highlights an 94% Physical, 2% Hybrid, and 4% Remote job distribution.

Network & Communications Administrator

Island Finance

San Juan, PR

Full-time

Posted 26 days ago

Job description

Company: Island Finance

With over 66 years of service, Island Finance LLC is the largest financial institution in Puerto Rico. It serves over 70,000 clients, with consumer loans and a variety of financial products and services. Additionally, it has a comprehensive distribution network with 46 branches, a call center, and an advanced Internet banking service available at www.islandfinance.com.

Island Finance is not only a Financial Company committed to the future of Puerto Rico, but also works every day to offer the highest quality of service and is the one who has reached out to thousands of clients when they have needed it most, in addition to maintaining a positive and dynamic work environment with a team committed to offering the best.

We are the Financial Company of the 21st century, with over five decades helping you realize your dreams. There is one thing that remains unchanged, and that is that sixty-five years later, we are still here...

We deeply appreciate your support and reaffirm our commitment. That's why with us... Yes, you can!!

General Job Summary

Responsible for the operational phase of the institution's voice and data communications, ensuring high availability, performance, and security across all branches, departmental offices, and cloud services. Operates and optimizes LAN/WAN/SDWAN, enterprise WiFi, Internet/MPLS/LTE links, VPN (sitetosite and remote access), IP telephony/SIP/UC, and secure connectivity with cloud providers (OCI and AWS). Ensures policy compliance, audit support, and continuous improvement under ITIL practices and cybersecurity best practices.

Essential Function and Responsibilities

Network & Communication Specialist (including Fortinet and SDWAN)

  • Routing and switching (BGP/OSPF, VLAN, QoS), enterprise WiFi, and communications links (Internet/MPLS/LTE).

  • Responsible for operational functions for the Fortinet firewalls/IPS (FortiGate), security policies and profiles, and management/analytics platforms (FortiManager/FortiAnalyzer).

  • Monitor and manage load balancers, WiFi controllers, ADC, and segmentation (VLANs, NAC/microsegmentation).

  • Maintain core services: DNS, DHCP, NTP, IPAM, and IP addressing/segment control.

Cloud Connectivity & VPN (OCI and AWS)

  • Support the design, operation, and optimization of secure connectivity with OCI and AWS via IPsec VPN, SSL VPN, and, when applicable, dedicated links (e.g., FastConnect/Direct Connect).

  • Ensure routing, security, and resilience (HA, failover, periodic switchover tests) for interconnection with clouds and data centers.

IP Telephony / SIP / Collaboration

  • Support the administrator in the VoIP/UC platforms, SIP trunks, SBC, and call routing; enforce QoS to guarantee voice quality (jitter, latency, loss, MOS).

  • Coordinate integrations with contact center/IVR and collaboration services; ensure recording and retention per policy

Monitoring, Operations & Incident Response

  • Monitor performance and capacity with NPM/NTA/SNMP/NetFlow/Syslog; set proactive thresholds and alerts.

  • Handle incidents (Tier II/III), execute rootcause analysis and remediation plans, reducing MTTR and recurrence.

  • Manage patching, changes, and releases following formal change controls (ITIL) and maintenance windows.

Monitoring, Operations & Incident Response

  • Monitor performance and capacity with NPM/NTA/SNMP/NetFlow/Syslog; set proactive thresholds and alerts.

  • Handle incidents (Tier II/III), execute rootcause analysis and remediation plans, reducing MTTR and recurrence.

  • Manage patching, changes, and releases following formal change controls (ITIL) and maintenance windows.

  • Handle incidents (Tier II/III), execute rootcause analysis and remediation plans, reducing MTTR and recurrence.

  • Manage patching, changes, and releases following formal change controls (ITIL) and maintenance windows.

Security, Compliance & Audits

  • Apply network security controls (hardening, segmentation, privileged access, secure VPNs, lists/objects) and maintain audit evidence.

  • Support internal/external and regulatory audits, address findings, and implement corrective action plans.

  • Ensure adherence to corporate security policies and financialsector regulations.

Business Continuity & DR/BCP

  • Support the Administration in the implementation and testing of HA, link redundancy, alternate routes, and failover mechanisms for critical services.

  • Participate in DR/BCP exercises, validating secure connectivity to critical services in OCI and AWS.

Vendor & Cost Management

  • Support the management of carriers/ISPs, OEMs (incl. Fortinet), and MSPs: contracts, SLAs, escalations, billing, and reconciliations.

  • Support as required in proposal evaluations (RFP/RFQ) and recommend costeffective modernizations and optimizations (licenses, links, equipment).

Documentation & Continuous Improvement (BAU) Maintain uptodate HLD/LLD diagrams, inventory, and operating procedures.

Review and present proposal for updates, implement updates, improvements, optimizations, and new controls as part of BAU.

Provide technical training to the Service Desk and related teams.

Requirements

  • Bachelor's degree in engineering (Computer/Telecommunications/Electrical) or Computer Science, or equivalent experience.

  • 3+ years administering multisite networks and communications in regulated environments (financial, telecom, healthcare, or similar).

  • Proficient knowledge of communication and network concepts and protocols.

  • Knowledge of equipment used in networks and monitoring tools.

  • Fortinet NSE 4/7 or higher; Cisco CCNA/CCNP; CompTIA Network+/Security+; ITIL v4 Foundation.

  • Cloud certifications with networking emphasis: AWS (Advanced Networking/SAA), OCI (Networking/Architecture).

  • Network Protocols & Topologies:Knowledge of core for designing and troubleshooting network architecture.

  • Hardware Configuration & Management:Experience with major vendor equipment, including routers, switches, firewalls, and wireless access points, is a must.

  • Network Security:Knowledge and experience in implementing and managing robust security measures, including firewalls, VPNs, intrusion detection/prevention systems (IDS/IPS), access controls, and vulnerability management.

  • Virtualization & Cloud Networking:Strong understanding of virtualization technologies and experience with cloud platforms like AWS or Azure to manage scalable and hybrid network environments.

  • Voice and Data Communications:Knowledge of unified communication systems, including Voice over IP (VoIP), SIP trunks, and video conferencing solutions, is often required.

  • Operating Systems:Experience in managing servers on various operating systems, including Windows Server and Linux, for effective network management.

  • Bilingual (Spanish and English).

  • Customer-focused and service-oriented.

  • Strong verbal, written, and negotiation skills to retain the existing customer base.

  • Experience in routing/switching (BGP/OSPF/STP/VLAN), firewalls/IPS (preferably Fortinet/FortiGate), VPN (IPsec/SSL), SDWAN, enterprise WiFi, and VoIP/SIP/SBC/QoS.

  • Handson experience with cloud connectivity (OCI and AWS: VPC/VNet, VPNs, routing, security, dedicated links).

  • Proficiency with monitoring tools (SNMP, Syslog, NetFlow/IPFIX, NPM/NTA) and ITIL processes (changes, incidents, problems).

  • Clear documentation (HLD/LLD), analysis, troubleshooting, and effective communication skills (Spanish/English).

  • Availability for oncall duties, offhours changes, and site visits; valid driver's license.

Island Finance is an Equal Opportunity Employer

Learn more about us at Island Finance and keep updated with our latest job postings at Island Finance Empleos

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