Demo

Network Security Firewall Engineer

22nd Century Technologies, Inc.
Mc Lean, VA Full Time
POSTED ON 7/24/2026
AVAILABLE BEFORE 8/23/2026

Job Title: Network Security Firewall Engineer

Location with zip code: McLean, VA (22102) or Smyrna, GA (30080)

Duration: Full Time

Clearance Required: Secret

Certification Required:

  • Check Point Certified Security Expert (CCSE).
  • Check Point Certified Security Master (CCSM).

Job Description:

  • We are seeking an experienced Network Security Firewall Engineer with strong expertise in Check Point Firewall technologies to support the Defense Contract Management Agency (DCMA). The ideal candidate will be responsible for designing, implementing, administering, and maintaining secure firewall solutions while ensuring compliance with DoD cybersecurity requirements and industry best practices.

Role & Responsibilities:

  • Design, implement, configure, and manage Check Point firewall solutions to protect enterprise network infrastructure.
  • Administer and maintain Check Point firewalls, ensuring optimal performance, availability, and security.
  • Monitor firewall logs, alerts, and security events to detect, investigate, and respond to potential security threats.
  • Collaborate with IT and cybersecurity teams to develop, implement, and enforce network security policies and firewall rules.
  • Conduct regular security assessments, vulnerability reviews, and firewall audits to identify and mitigate risks.
  • Troubleshoot and resolve firewall-related incidents, connectivity issues, and performance problems.
  • Develop and maintain documentation including firewall configurations, security policies, network diagrams, and incident reports.
  • Participate in cybersecurity incident response activities and coordinate with security teams to ensure timely resolution of security incidents.
  • Stay current with emerging cybersecurity threats, firewall technologies, and security best practices to continuously improve network security.
  • Provide technical guidance and mentoring to junior engineers and team members.

About our Company: -

22nd Century Technologies, Inc., is one of the fastest growing IT Service Integrator and Workforce Solution companies in the United States. Founded in 1997, 22nd Century Technologies is a Certified National Minority Business Enterprise with 6,000 people including 600 Cyber SMEs nationwide supporting our customers in all 50 states, Canada, and Mexico. With HQs in Somerset, NJ and Mclean, VA, 22nd Century has 14 offices throughout the United States. As part of our unrelenting focus on quality and compliance, 22nd Century Technologies delivery is based on Certified Matured Processes including CMMI L3 Dev & SVC, ISO 20000, ISO 27001, and ISO 9001 quality processes. With a strong focus on the public sector, 22nd Century currently holds government contracts with 14 out of 15 Federal Executive agencies including DoD, 37 other Federal agencies, 50 States, 115 Local agencies, and 37 School Districts. In the last three years, we have expanded our services to Fortune 500 and other commercial clients and currently support 80 commercial clients.

Recognized among Best Company to Work For by Forbes, 22nd Century Technologies, Inc., consistently exceeds our clients expectations by focusing on their absolute satisfaction with jobs while keeping our employees motivated. 22nd Century Technologies is an Equal Opportunity Employer" and s & all other parties authorized to work in the US are encouraged to apply."

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status.

Salary.com Estimation for Network Security Firewall Engineer in Mc Lean, VA
$97,005 to $120,727
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