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Cyber Security Engineering Specialist - Firewall Engineer

Job in Springfield, Fairfax County, Virginia, 22161, USA
Listing for: CACI International
Full Time position
Listed on 2026-03-02
Job specializations:
  • Engineering
    Cybersecurity, Systems Engineer
Salary/Wage Range or Industry Benchmark: 60000 - 80000 USD Yearly USD 60000.00 80000.00 YEAR
Job Description & How to Apply Below

Job Details

Job Title:

Cyber Security Engineering Specialist - Firewall Engineer
Job Category:
Engineering
Time Type:
Full time
Minimum Clearance Required to Start: TS/SCI
Employee Type:
Regular
Percentage of

Travel Required:

Up to 10%
Type of Travel:
Local

The Opportunity

Team CACI on our TCS Program has an exciting and challenging opportunity available for a Network Security Engineer supporting an Intelligence Community customer’s wide-area (WAN), local-area (LAN) and campus-area (CAN) networks across multiple security domains. Position is located at Springfield, VA.

Responsibilities
  • Work with 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.
  • Assists with designs, analyses, tests and implementation of state-of-the-art secure network architectures.
  • Conducts risk assessment and provides recommendations for design.
  • 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.
  • Responsible for development and execution of standard operating procedures for security tools.
  • Evaluate and report on new network Security technologies to enhance capabilities of the network.
  • Act as liaison to the contract and customer management, and government Designated Approving Authority (DAA) with regard to all network security status, policies, and procedures.
Qualifications
  • Bachelor’s degree in Computer Science or related field (related work experience considered in lieu of degree)
  • 8+ years related technical experience in Network Security
  • 8+ years experience with large-scale enterprise/global networks in a high paced diverse environment
  • Active TS/SCI
  • Ability to obtain and maintain a CI polygraph
  • Required

    Certifications:
  • DOD 8570 IAT Level II certification. (Security + minimum to start)
  • Must obtain a CSSP Infrastructure Support certification within 6 months of date of hire.
  • Ability to work independently with little direction and guidance
  • Ability to work weekends and evening hours as needed
  • Excellent writing and communication skills, including the ability to develop analytical documents and present oral presentations to senior/executive management
  • Proficient is MS Office suite – Visio, Word, Excel, PowerPoint, and Project
  • Travel up to 15% of the time CONUS, maybe occasional OCONUS
  • Understanding and experience with the DoD Architecture Framework and other key DoD network architecture and strategic planning instructions.
  • Expert knowledge of IP services
  • Experience in providing status reports and products to senior management and customers
  • Experience with Juniper SRX, Palo Alto Firewall, F5 Load Balancer, Cisco FTD/ASA
  • Experience with plans, designs, and evaluations of security systems and architectures.
  • Experience with Unix, RHELS OS, Windows Enterprise AD architecture and VMWare virtualization experience
What You Can Expect

A culture of integrity.

At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation.

An environment of trust.

CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality.

A focus on continuous growth.

Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground — in your career and in our legacy.

Pay Range

There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government…

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