Network Security Engineer

TEKsystems; Chicago (IL); On-site; USD 96,000 - 103,000; Full time

Benefits offered by this job

Medical, dental & vision

401(k) Retirement Plan

Paid time off

Job summary

TEKsystems, Chicago, IL, is seeking an expert Network Security Engineer for an onsite contract-to-hire role. You will lead a security engineering team, overseeing firewall administration, security operations, and compliance with PCI, HIPAA, and CJIS.

The position requires strong architectural and incident-management capabilities. Responsibilities include design and optimization of network security topology, cloud connectivity, and ITSM integration, while mentoring staff and driving continuous

Qualifications

• Expert-level network security engineering overseeing firewall and security architecture for large-scale enterprise environments.
• Experience leading security engineering teams handling security appliances, incident management, and regulatory compliance (PCI, HIPAA, CJIS).
• Proven ability to design topology, manage change, and integrate security with ITSM and vendor programs.

Responsibilities

• Lead security engineering team and oversee firewall and network security operations.
• Coordinate incident management, change control, and regulatory compliance programs.
• Design, implement, and evolve enterprise security architecture and cloud connectivity.
• Mentor staff and drive continuous improvement across security infrastructure.

Skills

Network Security Engineering

Security Operations

ITIL

ServiceNow

firewall administration

Security architecture

SOC

Enterprise infrastructure support

CMDB Administration

Palo Alto

Tools

Palo Alto

Fortinet

Dell Compute Technologies

SAN/NAS Technologies

Oracle

Windows Server

RedHat

Rubrik

Infoblox

SolarWinds

Job description

Description

Network Security Engineer responsible for managing firewall and network infrastructure security, topology design, and engineering operations across a large-scale enterprise environment. Leads a security engineering team responsible for security appliances, network operations, incident management, compliance, and infrastructure projects. Oversees technical operations, advanced troubleshooting, security architecture, cloud connectivity, change management, ServiceNow ITSM integration, vendor coordination, and regulatory compliance including PCI, HIPAA, and CJIS. This role serves as the highest escalation point for complex engineering challenges while mentoring engineering staff and driving continuous improvement of enterprise security infrastructure.

Skills

• Paloalto
• Palo Alto
• Fortinet
• Network Security Engineering
• Security Operations
• ITIL
• ServiceNow
• firewall administration
• Security architecture
• Enterprise infrastructure support
• ITIL Certification
• Dell Compute Technologies
• SAN
• NAS
• Oracle
• Windows Server
• RedHat
• Rubrik
• Infoblox
• Solarwinds
• SOC
• CMDB

Top Skills Details

• Paloalto
• Palo Alto
• Fortinet
• Network Security Engineering
• Security Operations
• ITIL
• ServiceNow
• firewall administration
• Security architecture
• Enterprise infrastructure support

Additional Skills & Qualifications

• ITIL Certification
• Dell Compute Technologies
• SAN/NAS Technologies
• Oracle
• Windows Server
• RedHat
• Rubrik
• Infoblox
• SolarWinds
• Security Operations Center (SOC) experience
• Vendor Management
• Capacity Planning
• Change Management
• CMDB Administration

Experience Level

Expert Level

Job Type & Location

This is a Contract to Hire position based out of Chicago, IL.

Pay and Benefits

The pay range for this position is $70.00 - $75.00/hr.

Individual compensation offered for this position within this range will depend on many factors, including qualifications, skills, relevant experience, job knowledge, geographic location, internal equity, and other pertinent job-related factors.

Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following: Medical, dental & vision Critical Illness, Accident, and Hospital 401(k) Retirement Plan Pre-tax and Roth post-tax contributions available Life Insurance (Voluntary Life & AD&D for the employee and dependents) Short and long-term disability Health Spending Account (HSA) Transportation benefits Employee Assistance Program Time Off/Leave (PTO, Vacation or Sick Leave)

Job Type & Location

This is a Contract to Hire position based out of Chicago, IL.

Application Deadline

This position is anticipated to close on Nov 5, 2026.

Workplace Type

This is a fully onsite position in Chicago,IL.

About TEKsystems

We're partners in transformation. We help clients activate ideas and solutions to take advantage of a new world of opportunity. We are a team of 80,000 strong, working with over 6,000 clients, including 80% of the Fortune 500, across North America, Europe and Asia. As an industry leader in Full-Stack Technology Services, Talent Services, and real-world application, we work with progressive leaders to drive change. That's the power of true partnership. TEKsystems is an Allegis Group company.

The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

About TEKsystems and TEKsystems Global Services

Were a leading provider of business and technology services. We accelerate business transformation for our customers. Our expertise in strategy, design, execution and operations unlocks business value through a range of solutions. Were a team of 80,000 strong, working with over 6,000 customers, including 80% of the Fortune 500 across North America, Europe and Asia, who partner with us for our scale, full-stack capabilities and speed. Were strategic thinkers, hands-on collaborators, helping customers capitalize on change and master the momentum of technology. Were building tomorrow by delivering business outcomes and making positive impacts in our global communities. TEKsystems and TEKsystems Global Services are Allegis Group companies. Learn more at TEKsystems.com.

The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

San Francisco Fair Chance Ordinance

Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.

Massachusetts Lie Detector

It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Use of Artificial Intelligence (AI)

We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.