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CACI International Senior Firewall Engineer in Springfield, Virginia

Senior 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

Are you passionate about working with leading-edge technologies, on high-performing teams, and have a desire to learn valuable skills and experiences that can propel your career?

CACI's Transport & Cybersecurity Services (TCS) program is actively seeking TS/SCI-cleared Firewall Engineers to join our Network Security Services (NSS) team! We are hiring for multiple openings for this role, at varying experience levels, and with the potential to be based out of either Springfield, VA (or) St. Louis, MO.

TCS offers a long-term, CACI prime contract opportunity supporting the National Geospatial-Intelligence Agency’s (NGA) GEOINT mission. Our team of talented Network and Cybersecurity professionals help design, develop, procure, implement, operate/sustain, and enhance NGA networks and cybersecurity posture in support of national security. For additional information and a list of current openings, please visit the TCS Jobs page on the CACI Careers site:

What You’ll Get to Do:

As a member of the TCS Network Security Services (NSS) team, you will 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.

More About These Roles:

  • 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.

You’ll Bring These Qualifications:

  • TS/SCI (current)

  • Must be able to successfully pass/maintain a U.S. Government Polygraph (post-hire)

  • BA/BS Degree and a minimum 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)

  • Firewalls (e.g. Palo Alto, Juniper, Cisco, etc.)

  • Routers/Switches (e.g. Juniper, Cisco, etc.)

  • Intrusion Detection Systems / IDS Products (e.g. FireEye, F5 Load Balancer, Cisco FTD, etc.)

  • Unix, RHELS OS, Windows Enterprise AD, VMware

What We Can Offer You:

  • We’ve been named a Best Place to Work by the Washington Post.

  • Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives.

  • We offer competitive benefits and learning and development opportunities.

  • We are mission-oriented and ever-vigilant in aligning our solutions with the nation’s highest priorities.

  • For over 55 years, the principles of CACI’s unique, character-based culture have been the driving force behind our success.


Company Overview:

CACI is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other protected characteristic.

Pay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits. Learn more here (

The proposed salary range for this position is:

$85,800 - $180,200