Senior Network Administrator

Direct message the job poster from J2 Solutions J2 Solutions is seeking a Senior Network Administrator to join one of our growing clients in Greater Philly Market. This is a full time, hybrid role - please note, sponsorship is not provided. ROLE SUMMARY The Sr. Network Administrator designs, implement, and manages the network infrastructure to ensure high availability, security, and scalability. This role includes overseeing the installation, configuration, and maintenance of network hardware and software, including routers, switches, firewalls, and wireless systems. The Sr. Network Administrator monitors network performance, troubleshoots complex issues, and ensures optimal functionality across multiple sites. Additionally, they collaborate with cross-functional teams to support network-related projects, enforce security protocols, manage disaster recovery, and maintain documentation. Strong analytical skills, extensive knowledge of network protocols, and experience with enterprise network solutions are essential for success in this role. Core Technical Competencies: Cisco-based technologies such as Nexus-series switching, wireless, routing, and ISE are prevalent in the environment today. Technologies from Cisco Meraki and Juniper are being evaluated. Fortinet FortiGate firewalls. Cloud networking technologies in both Azure and AWS. BIG-IP F5 load balancers and enhanced features such as Web Application Firewall. Routing Protocols such as BGP and OSPF. Knowledge of Ansible for Network Automation is a plus. MAJOR RESPONSIBILITIES Determines requirements, data flows and systems definitions by communicating with managerial, administrative, and technical staff. Performs project oversight duties that include risk management, testing, documentation and training for information systems initiatives. Establishes, controls, and maintains systems access and security. Demonstrates effective time management by meeting deadlines and business objectives. Evaluates system performance with the goal of optimization. Initiates recovery action after system failures. Primary support role for enterprise networking and telecommunications for data center and all corporate office locations Coordinates system updates and replacement of outdated hardware. Assists in the facilitation of team meetings. Mentors junior members of the team. Leads project work and delegates appropriately. ADDITIONAL RESPONSIBILITIES Assists in the testing & deployment of new equipment and network systems. Delivers technical reports on the performance & operation of network systems. Coordinates the activities of support staff and help desk personnel and handles escalated support issues. Proposes innovative solutions by approaching problems with curiosity and open mindedness, using existing information and vendor resources to its fullest potential. Maintains network performance by monitoring and analysis of network devices, routers, switches, VPN gateways, telephony systems, intrusion detection systems and other network resources. REQUIRED SKILLS & PERSONAL QUALIFICATIONS Capable of working independently and a self-starter who performs initiatives that provide solutions for business requirements. Excellent communication skills with ability to multi-task and prioritize work. Ability to rely on knowledge and research to perform effective troubleshooting. Ability to respond to complex technical challenges by coordinating resources to devise effective solutions as well as by escalating on-going technical issues to vendor as required. Ability to initiate activities to maintain and update knowledge of emerging IT trends. At least four (4) to six (6) years of enterprise networking experience. As a Sr. Network Administrator, ability to take on an increasing amount of analysis and project work (50% technical, 50% analysis) and to mentor base level within the team with increased interaction with business stakeholders. EDUCATION/EXPERIENCE REQUIREMENTS: BA/BS Degree with 4 to 6 years of enterprise networking experience. Relevant experience accepted in lieu of degree. About J2 Solutions: J2 Solutions is a technology consulting firm with a proven track record in managing large-scale technology projects, providing in-depth business analysis, and offering unparalleled IT staff optimization services. We will take the time to understand you and what you are looking for in the next step of your career path. Please reach out to us ( as we are currently seeking candidates to pair with our clients. Seniority level Seniority level Mid-Senior level Employment type Employment type Full-time Job function Job function Information Technology Industries Staffing and Recruiting Referrals increase your chances of interviewing at J2 Solutions by 2x Inferred from the description for this job Medical insurance Vision insurance 401(k) Get notified when a new job is posted. Sign in to set job alerts for “Network Administrator” roles. Systems Administrator, Systems - Union 10 - $50.24/hr. (DRPA IBEW Local 351 Employees Only) Trenton, NJ $135,611.84-$184,044.64 4 weeks ago Willingboro, NJ $90,000.00-$110,000.00 4 weeks ago New Jersey, United States $70,000.00-$75,000.00 3 months ago Camden, NJ $110,000.00-$120,000.00 1 day ago Trenton, NJ $115,509.33-$148,512.00 4 weeks ago Philadelphia, PA $86,700.00-$95,000.00 2 weeks ago Trenton, NJ $174,358.08-$251,850.56 4 weeks ago Philadelphia, PA $148,512.00-$214,517.00 4 weeks ago We’re unlocking community knowledge in a new way. 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