Network Security Engineer

• *Job Title:**

Lead Infrastructure Security Engineer (Contract)

• *Location:**

Atlanta preferred, but not required. Local candidates should expect to be onsite at least 1 day per week. Remote candidates may be considered for the right fit.

• *Type:**

Contract

Overview

We are seeking a

• *Lead Infrastructure Security Engineer**

to step into a critical backfill role supporting a broad range of enterprise infrastructure security initiatives. This position is ideal for a senior-level

• *security generalist**

with strong hands-on engineering experience across multiple infrastructure and security technologies, rather than someone narrowly focused on one specialty.

This individual will help maintain continuity during the transition of a lead-level team member and will serve as a key technical resource across core network and infrastructure security functions.

Key Responsibilities

• Serve as a senior-level infrastructure security engineering resource across multiple domains
• Support, maintain, and optimize enterprise security infrastructure technologies
• Engineer, administer, and troubleshoot
• *Palo Alto firewalls
• Support and manage
• *Cisco Identity Services Engine (ISE)

for network access control

• Administer and enhance
• *Zscaler**

solutions, including:

• Zscaler Private Access (ZPA)
• Zscaler Internet Access (ZIA)
• Zscaler Cloud App Control
• Support
• *Public Key Infrastructure (PKI)**

environments

• Manage
• *TLS certificate lifecycle**

processes, including issuance, renewal, and maintenance

• Support
• *Web Application Firewall (WAF)**

technologies

• Assist with
• *Cisco Meraki**

administration and support as needed

• Contribute to secure access strategy with a foundational understanding of
• *Zero Trust Network Access (ZTNA)**

principles

• Partner with infrastructure and security teams to strengthen security posture across the environment
• Provide troubleshooting, operational support, and engineering guidance across a variety of infrastructure security priorities
• Help ensure continuity and stability during a key leadership backfill

Required Qualifications

• Strong experience as an
• *Infrastructure Security Engineer**

,

• *Network Security Engineer**

, or similar senior-level security engineering role

• Proven background as a
• *security generalist**

with experience across multiple security and infrastructure tools

• Heavy hands-on experience with
• *Palo Alto firewalls
• Strong hands-on experience with
• *Zscaler

, especially

• *ZPA**

and

• *ZIA
• Experience supporting
• *Public Key Infrastructure (PKI)
• Experience with
• *TLS certificate lifecycle management
• Experience with
• *Cisco Identity Services Engine (ISE)

or similar network access control technologies

• Experience supporting or administering
• *Web Application Firewalls
• Familiarity with
• *Cisco Meraki
• Foundational understanding of
• *Zero Trust Network Access (ZTNA)**

concepts

• Strong troubleshooting, communication, and cross-functional collaboration skills
• Ability to operate independently in a lead-level engineering capacity

Preferred Qualifications

• Atlanta-based candidates preferred, but not required
• Local candidates should be comfortable working onsite
• *at least 1 day per week
• Prior experience stepping into backfill or transition-focused roles
• Experience supporting a broad mix of infrastructure and security technologies in an enterprise environment
• Especially strong experience with
• *Cisco ISE

, as this may be one of the harder skill sets to find in market

Work Environment

• Atlanta local preferred, but not a requirement
• Hybrid expectation of at least 1 day onsite per week for local candidates
• Remote candidates may be considered for the right skill set and experience