Senior Network Security Engineer (Firewall/IPS) - Active Top Secret Required - DOJ NSD
ITC Federal
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Washington, DC · Posted September 21, 2026
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About the job
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.
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.
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.