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Frontline Managed Services · 1 day ago

Senior Network Engineer

DC-Baltimore Area

Full-time

Hybrid

Senior Level

$135K/yr - $155K/yr

5+ years exp

Frontline Managed Services is a pioneer in IT, Financial, and Administrative Managed Services for legal and professional service firms, dedicated to innovation and excellence. The Senior Network Engineer will design and deliver wireless, LAN, and WAN solutions, working closely with customer stakeholders and third-party vendors to ensure solutions meet security and governance standards.

E-LearningInformation ServicesLegal

Responsibilities

Develop and maintain positive relationships with customer business and IT leaders, Frontline peers (NOC/Service Desk/Security), and vendors/ISPs

Stay current on innovative networking technologies (training, webinars, conferences)

Identify, design, implement, and provide Tier 4 escalation support for Wi-Fi, LAN, WAN, and firewall solutions in customer environments

Produce customer-ready documentation—HLD/LLD designs, as-built guides, runbooks, project artifacts, and executive summaries/business cases

Transition solutions to Frontline operational teams and/or customer IT; provide ongoing Tier 4 support as needed

Coordinate and sometimes lead projects, including planning, risk management, change windows, and stakeholder communication

Proactively research and resolve complex issues across diverse customer networks

Ensure solutions align with customer business outcomes, Frontline reference architectures, and security/compliance requirements

Support maintenance windows and critical incidents outside normal business hours when required

Define, track, and report project metrics and SLA-aligned KPIs (availability, latency, MTTR, change success rate)

Mentor Frontline team members and customer operations staff as appropriate

Prepare Scopes of Work (SOWs)/Levels of Effort (LOEs) and collaborate with vendors/ISPs on quoting and delivery

(As needed) Support pre-sales discovery and design workshops to shape customer solutions

Qualification

Fortinet FortiGateWi-Fi solutionsLAN solutionsWAN solutionsRouting protocolsVoIPBC/DR network plansRADIUS implementationCommunication skillsProblem solvingProject managementMentoring

Required

Bachelor's degree in computer science, Information Systems, or related field; or an equivalent combination of education and experience

Strong written and verbal communication skills with customer-facing polish

Hands-on experience designing, configuring, managing, and troubleshooting Fortinet FortiGate firewalls, including security policies, site-to-site/remote-access VPNs, and use of management/monitoring tools (e.g., FortiManager/FortiAnalyzer/FortiCloud)

5+ years supporting Wi-Fi, LAN, WAN, and firewall solutions across diverse platforms (Fortinet, Cisco Catalyst/Nexus, Meraki, Palo Alto) and telco technologies (DIA, MPLS, SD-WAN)

3+ years designing LAN and WAN solutions (campus/branch/DC), including routing protocols and redundancy

Demonstrated expertise in advanced diagnostics and troubleshooting of routing and Wi-Fi connectivity issues

Experience with FortiGate/FortiClient (FortiCloud/FortiManager a plus)

Experience developing BC/DR network plans incorporating HSRP/VRRP, SD-WAN, and circuit/device redundancy

Experience with VoIP, QoS/packet prioritization, and traffic shaping

Experience designing and supporting FortiClient VPN configurations

Experience implementing RADIUS (e.g., NPS, ISE) for auth/accounting