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Senior Network Security Engineer (Firewall/IPS) - Active Top Sec with Security Clearance

ITC FederalWashington, DC🇺🇸United StatesPosted Oct 23, 2026

Why this role stands out

Leverage your expertise in firewall and IPS technologies within a hybrid environment supporting national security, offering significant career growth and skill development. This impactful role is ideal for a seasoned professional with a Top Secret clearance who thrives on complex challenges and contributing to critical government missions. Apply today to join a reputable organization with a comprehensive benefits package and a rewarding work environment.

Quick overview

SeniorityMid Senior
Employment typeEmployee
Work modeHybrid
LocationWashington, DC, United States
Posted16 hours ago
Network Administration

Job description

Overview JOB TITLE: Senior Network Security Engineer (Firewall/IPS)

  • Top Secret Required GOVERNMENT AGENCY: DOJ NSD - National Security Division POSITION INFORMATION: Full-Time Position; Government contractor supporting DOJ NSD LOCATION: Washington, DC POSITION TIMING: ASAP; hiring immediately BENEFITS: Health, Dental and Vision, 401(k), Flexible Spending Account (FSA), 11 Paid Federal Holidays, PTO, education reimbursement ITC Federal, LLC (ITC) connects technology advancements in automation and AI, customer experience, and financial services to solve government mission challenges, enabling smoother operational efficiency and bolstering national security.

We leverage the latest technology innovations and proven approaches to better serve the mission and support the DHS, DOJ, and DoW workforce, customers, and programs, regardless of scale or complexity. ITC is located in Fairfax, VA and offers outstanding compensation and benefits plan and a challenging and rewarding professional work environment.

Responsibilities RESPONSIBILITIES

  • Plans, coordinates, and implements the organization's information security.
  • Analyzes requirements and potential solutions for technical and economic feasibility.
  • Design optimized firewall and IPS rule structure and ensures standards are maintained.
  • Monitors and maintains health of all firewalls/IPS and recommends improvements.
  • Develops and maintains documentation of firewall/IPS procedures.
  • Develops and maintains complex schematics relating to network security.
  • Researches, evaluates, recommends, designs, tests, and implements new network security technologies.
  • Displays expert knowledge of current security tools and practices.
  • Under general guidance, provides support to network engineers. Qualifications
  • 10+ years of IT experience, required
  • Bachelor's Degree, strongly preferred Mandatory hands-on experience with the following technologies:
  • Cisco Identity Services Engine (ISE) - upgrade, licensing, maintenance, and deployment
  • Cisco Firepower - upgrade, maintenance, and deployment
  • Cisco migration from ASA to Firepower Threat Defense (FTD) mode
  • Cisco 802.1X - ongoing deployment
  • DMVPN design and deployment, compliant with CNSSP-15
  • Juniper ADVPN Good working understanding of the following routing protocols:
  • OSPF
  • EIGRP
  • BGP CERTIFICATIONS:
  • CCNP Security - Strongly preferred
  • CCNP Enterprise (Routing & Switching)
  • Strongly preferred
  • CCDP - preferred SECURITY CLEARANCE REQUIREMENTS:
  • Active Top Secret, required.

WORKING ENVIRONMENT

  • Prolonged periods of sitting at a desk and working on a computer.
  • Standard office environment; ability to lift 25 pounds.

ITC Federal, LLC, is an equal opportunity employer and will not discriminate against any application for employment on the basis of age, race, color, gender, national origin, religion, creed, disability, veteran status, marital status, sexual orientation, genetic information, military status, disability, or sex including pregnancy and childbirth or related medical condition or on any other basis prohibited by law.

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