On-site Network Security Engineer III

ComTec Information Systems (IT); Marlborough (MA); On-site; USD 100,000 - 140,000; Full time

Job summary

ComTec Information Systems in Massachusetts seeks a Network Security Engineer for on-site responsibilities in the Marlborough/Northborough area. You will support enterprise firewalls, routing, switching, VPNs, and application delivery, ensuring security policies and high availability across multiple sites.

Responsibilities include vulnerability assessments, log monitoring, 24x7 on-call support, vendor coordination, and disaster recovery exercises, with 25% travel.

Qualifications

• Bachelor's degree in a relevant discipline or equivalent experience.
• 3+ years in a similar Network Security role with firewall, routing and security policy exposure.
• Ability to collaborate with teams across time zones and with vendors.
• Strong analytical and problem-solving skills, plus solid written/verbal communication.

Responsibilities

• Support of remote sites and data centers with hands-on infrastructure support.
• Manage enterprise-grade firewalls, including policy reviews and hardening.
• Configure routing/switching in a multi-site environment.
• Administer application delivery and load balancing for high availability.
• Perform vulnerability assessments and remediation of risks.
• Oversee centralized logs, monitoring, and alerting for incident response.
• Maintain security patching and DR readiness across devices and apps.
• Participate in 24x7 on-call rotation for application and hardware support.
• Ensure compliance with NERC CIP standards and deadlines.

Skills

Firewall Administration

Routing & Switching

Vulnerability Assessment

Log Monitoring

Application Delivery

Backup & Recovery

Documentation

Vendor Management

Education

Bachelor's degree

Tools

Visio

Job description

ComTec Information Systems in Massachusetts seeks a Network Security Engineer for on-site responsibilities in the Marlborough/Northborough area. You will support enterprise firewalls, routing, switching, VPNs, and application delivery, ensuring security policies and high availability across multiple sites.

Responsibilities include vulnerability assessments, log monitoring, 24x7 on-call support, vendor coordination, and disaster recovery exercises, with 25% travel.