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Firewall Engineer

Job in St. Louis, Saint Louis, St. Louis city, Missouri, 63105, USA
Listing for: Freedom Technology Solutions Group
Full Time position
Listed on 2026-10-05
Job specializations:
  • IT/Tech
    Cybersecurity, Network Security, Systems Engineer
Salary/Wage Range or Industry Benchmark: 110000 - 160000 USD Yearly USD 110000.00 160000.00 YEAR
Job Description & How to Apply Below

Freedom Technology Solutions Groups is looking to add a Firewall Engineer to support both corporate and customer leadership to research, analyze, and implement enterprise-wide network security solutions/capabilities/enhancements to support customer business/mission goals and objectives.

Responsibilities:
  • Assist with design, analysis, testing, and implementation of state-of-the-art secure network architectures.
  • Conduct risk assessment and provide design recommendations.
  • Manage WAN, LAN, CAN, and remote network security as well as incident and problem management.
  • Oversee security infrastructure sustainment, maintenance, and advanced configuration. (firewalls, F5 load balancers, web gateways, mail gateways, IDS, and management tools).
  • Oversee the reporting, documentation, and investigation of all security-related incidents; lead the development and implementation of corrective measures.
  • Develop and execute standard operating procedures (SOPs) for security tools.
  • Evaluate and report on new network Security technologies to enhance the capabilities of the network.
  • Act as liaison to the contract and customer management, and government Designated Approving Authority (DAA) regarding network security status, policies, and procedures.
Qualifications:
  • Active security clearance.
  • Must be able to successfully pass/maintain a U.S. Government Polygraph (post-hire)
  • BA/BS Degree and typically between Two (2) and Eight (8) years of related technical experience in Network Security with large-scale enterprise/global networks in a high-paced, diverse environment. (Additional experience may be considered instead of a degree.)
  • DoD 8140.01 and DoD 8570.01-M IAT Level II compliant certification (current)
  • Must be able to successfully obtain/maintain CSSP Infrastructure Support certification within 120 days of start date (post-hire)
What’s in It for You?

Flexible work environment

A team mentality – work with friendly, like-minded professionals

Work with innovative, cutting edge technologies

Enjoy extremely competitive compensation and benefits

A work-life balance you can count on

Opportunities to grow and advance your career on our dime

The Benefits You Get with Freedom

Amazing benefits including matching 401k, fully paid medical, and more

Generous paid time off – including paid site closure days

Competitive salary offerings

Paid training and tuition reimbursement

Fully paid life and disability

Company sponsored events (game nights, holiday party, summer party, happy hours)

As an Equal Opportunity Employer, we do not discriminate on the basis of race, color, religion, sex, age, marital status, disability or veteran status

Accessibility:
If you need an accommodation as part of the employment process, please contact Human Resources at

Phone:

Equal Opportunity Employer, including disabled and veterans.

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