Sr. Network Engineer/Security Engineer (Remote)

Crum & Forster

$91K — $133K *
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree from an accredited institution
  • 5+ years of experience in enterprise network engineering
  • Strong expertise in routing and switching (BGP, OSPF, EIGRP, VLANs)
  • In-depth knowledge of firewalls and network security controls
  • Experience with cloud networking, preferably Azure

Responsibilities

  • Design, deploy, and maintain enterprise network infrastructure including LAN, WAN, and VPN
  • Configure firewalls and support network segmentation for security
  • Implement resilient network topologies to ensure high availability
  • Manage enterprise security controls and perform security hardening
  • Support cloud connectivity and enforce compliance with security standards
  • Monitor, troubleshoot, and document network issues and systems
  • Participate in on-call rotation for critical infrastructure events

Benefits

  • Competitive compensation package
  • Generous 401K employer match
  • Employee Stock Purchase plan with employer matching
  • Generous Paid Time Off
  • Comprehensive health, dental, and vision benefits focused on family wellness
  • Commitment to career development through training and tuition reimbursement
  • Dynamic and engaging work environment with a focus on community involvement
Full Job Description
Job Description

The Network Engineer with Security Expertise is responsible for designing, implementing, securing, and maintaining enterprise network infrastructure across on-premises, cloud, and hybrid environments. This role ensures high availability, resilience, and security of corporate and customer-facing systems. The engineer partners closely with Cybersecurity, Cloud Engineering, Architecture, and IT Operations to maintain a secure, compliant, and scalable network.

This role can be Remote with some travel to our Glastonbury, CT.

What you will do:

Network Architecture & Engineering
  • Design, deploy, and maintain enterprise network infrastructure (LAN, WAN, SD-WAN, VPN, Wi-Fi, load balancers).
  • Configure and support firewalls, secure web gateways, and network segmentation.
  • Implement resilient topologies ensuring redundancy, failover, and high availability.
  • Engineer network solutions that comply with regulatory and internal security policies.

Security Engineering & Operations
  • Deploy and manage enterprise security controls:
  • Firewalls (e.g., Fortinet, Check Point, Palo Alto)
  • Switches & Wireless (HP/ Aruba)
  • Network intrusion detection/prevention systems (IDS/IPS)
  • Secure Access Service Edge (SASE) / Zero Trust network tools
  • Identity-centric access controls
  • Conduct security hardening, continuous monitoring, and vulnerability remediation.
  • Partner with Cybersecurity teams on incident response, threat analysis, and post-incident improvements

Cloud & Hybrid Networking
  • Support connectivity into cloud environments (Azure, AWS) including VNETs, routing, ExpressRoute/VPN gateways, NSGs, and firewalls.
  • Ensure secure connectivity patterns for microservices, APIs, and distributed architectures.
  • Collaborate with Cloud Engineering to enforce guardrails and landing zone standards.

Operational Excellence
  • Own monitoring, observability, and alerting for network and security-related systems.
  • Troubleshoot complex network issues across multiple platforms.
  • Participate in on-call rotation for critical infrastructure and security events.
  • Maintain documentation, runbooks, diagrams, and architecture artifacts.
  • Stay updated with emerging technologies, identify opportunities for system improvements and recommend appropriate upgrades.
  • Other duties as assigned


What YOU will bring to C&F:
  • Deep understanding of Agile and Scrum methodologies.
  • Knowledge of product ownership best practices.
  • Exceptional troubleshooting and analytical skills with attention to detail.
  • Excellent communication skills, including the ability to translate technical details for leadership
  • Team player capable of mentoring others.
  • Ability to effectively manage multiple projects simultaneously, drive results and prioritize tasks.
  • Exceptional collaboration ability, including collaborative partnership with Cybersecurity, Cloud, and Architecture teams.
  • Proactive problem solver with a security first mindset.
  • Able to thrive in fast paced, high growth, and transformation-oriented environments.


Core Requirements:
  • Bachelor's degree from accredited institution
  • 5+ years of experience in enterprise network engineering
  • Strong expertise in:
    • Routing & switching (BGP, OSPF, EIGRP, VLANs)
    • Firewalls and network security controls
    • VPN technologies (site-to-site, remote access)
    • Secure network architectures and zero-trust principles
    • Experience with cloud networking (Azure preferred)
    • Proficiency with network monitoring and SIEM/SOC workflows

Preferred Requirements:
  • Experience in regulated industries (insurance, financial services, healthcare).
  • Hands-on experience with:
    • Fortinet or equivalent firewall platforms
    • SASE solutions (e.g., Netskope, Zscaler, Cloudflare One)
    • SD-WAN
    • Familiarity with DevSecOps, automation, and Infrastructure-as-Code (IaC).
  • Certifications (preferred but not required):
    • CCNP, CCSP
    • Azure Network Engineer Associate
    • Security+ / CISSP
    • Fortinet NSE series

#LI-MS

#LI-REMOTE

What C&F will bring to you

  • Competitive compensation package
  • Generous 401K employer match
  • Employee Stock Purchase plan with employer matching
  • Generous Paid Time Off
  • Excellent benefits that go beyond health, dental & vision. Our programs are focused on your whole family's wellness, including your physical, mental and financial wellbeing
  • A core C&F tenet is supporting your career development, so we provide a wealth of ways for you to keep learning, which may include tuition reimbursement, industry-related certifications and professional training to keep you progressing on your chosen path
  • A dynamic, ambitious, fun and exciting work environment
  • We believe you do well by doing good and want to encourage a spirit of social and community responsibility, matching donation program, volunteer opportunities, and an employee-driven corporate giving program that lets you participate and support your community

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