Network Cloud Security Engineer - TS/SCI with Polygraph

Public Trust: None

Requisition Type: Regular

Your Impact

Own your opportunity to serve as a critical component of our nation’s safety and security. Make an impact by using your expertise to protect our country from threats.

Job Description

Seize your opportunity to make a personal impact as a Network Cloud Security Engineer supporting customer activities. GDIT is your place to make meaningful contributions to challenging projects and grow a rewarding career.

At GDIT, people are our differentiators and as a Network Cloud Security Engineer, you will help ensure today is safe and tomorrow is smarter. Our work depends on a Network Cloud Security Engineer joining our highly skilled team to be a premier provider of cyber security services to the customer.

Our customer has a requirement for a Network Cloud Security Engineer with a background in Network Defense and Cloud Security in the areas below:

• Intrusion Detection/Intrusion Prevention Systems (IDS/IPS) - Trellix / FireEye
• Network Detection and Response (NDR)
• Experience with Vectra or similar (Vectra integration with Active Directory a plus); Packet brokers and optical taps
• Firewall experience (configuring Palo Alto NEXTGEN and/or Cisco FirePower)
• Creating and/or modifying Splunk dashboards
• Programming language experience, Python and PowerShell
• Experience working on/within the customer's enterprise network

HOW A NETWORK SECURITY ENGINEER WILL MAKE AN IMPACT

• Communicate with team leaders and leadership, assess changes, and rapidly change direction in support of new and/or changing program requirements.
• Identify risks to the critical infrastructure of the customer to protect against cyber threats from foreign states, hackers, and internal sources.
• Utilize operations technology knowledge to integrate cybersecurity tools to identify, detect, protect, respond, and recover from cybersecurity events.
• Serve as a customer facing expert in intrusion detection and prevention systems, network detection and response, packet capture, and/or other tools, supporting them to achieve success with the technology for their overall cybersecurity efforts.
• Collaborate with project teams on their network architecture, sensor placement, and planning activities for the deployment of new technology.
• Analyze and help maintain a process to coordinate improvements to the cyber security of critical infrastructure in a collaborative process with critical infrastructure owners to determine if current cyber security requirements are sufficient given current and projected risks.

WHAT YOU’LL NEED TO SUCCEED:

• Education: Bachelors (Computer Engineering, Computer Science, Electrical Engineering, Information Systems, Information Technology, Cybersecurity, or closely related discipline)
• Required Experience: 8+ yrs
• Required Technical Skills:
• Demonstrated experience working in Network Defense, Network Security Architecture, and Networking Technology (various devices and vendors)
• Experience designing a broad range of policy, standards and common risk management methodologies - for example, NIST, ISO 27001/27002, PCI/DSS, COBIT, ITIL, ISO 2000, etc.
• Demonstrated experience with Splunk, SIEM, and network data analytics
• Knowledge of IT and OT protocols, IP networks, OSI model, and other protocols utilized by the customer
• Possess good troubleshooting and problem-solving skills, strong technical and analytical abilities, and strong oral and written communication skills.
• Ability to identify new technologies, assess their technical and performance characteristics, as well as utilize proficiency in risk assessment methodologies
• Ability to create complex system designs, resolve engineering problems, and propose preventive strategies.
• Ability to write technical documents addressing complex, sensitive issues
• Strong analytical and problem-solving skills
• Demonstrated ability to analyze Information System (IS) test results and suggest compensating controls for meeting IS security requirements
• Desired Qualifications:
• Linux (command line) experience (minimum of intermediate skill/experience), CENTOS, scripting languages (python, shell, etc.)
• On-premises and Cloud software solutions for enterprise
• Security Clearance Level: TS/SCI with active polygraph
• Desired Certifications:
• Cyber security certification in one or more of the following: CISSP, CCNP, CCSP
• Location: Herndon, VA - customer site

GDIT IS YOUR PLACE:

• 401K with company match
• Comprehensive health and wellness packages
• Internal mobility team dedicated to helping you own your career
• Professional growth opportunities including paid education and certifications
• Cutting-edge technology you can learn from
• Rest and recharge with paid vacation and holidays

#WeAreGDIT
#JET
#GDITEnhanced2026

#VA_2026Alumni

Work Requirements

Years of Experience

8 + years of related experience

* may vary based on technical training, certification(s), or degree

Certification

Certified Network Professional Enterprise (CCNP) | Cisco - Cisco

Certified Information Systems Security Professional (CISSP) | International Information System Security Certification Consortium (ISC2) - International Information System Security Certification Consortium (ISC2)

Certified Cloud Security Professional (CCSP) | International Information System Security Certification Consortium (ISC2) - International Information System Security Certification Consortium (ISC2)

Travel Required

None

Citizenship

U.S. Citizenship Required