Senior Network Security Engineer: Threat Intelligence Lead

Core4ce Careers; United States; Remote; USD 120,000 - 170,000; Full time

Benefits offered by this job

401(k) matching

Medical, dental, and vision coverage

Training and certifications

Tuition assistance

Parental leave and PTO

Career growth support

Job summary

Core4ce Careers seeks a Network Security Cyber Engineer to design, build, and maintain the enterprise network for DoD health services, collaborating with Software Engineers, Network Engineers, and SMEs across teams to deliver secure, fault‑tolerant infrastructure.

The role emphasizes advanced enterprise cyber design, threat intelligence integration, and mentoring teammates while growing responsibilities to meet business needs.

Qualifications

• Bachelor’s degree in computer science or a related technical field or equivalent experience.
• Ability to obtain and maintain a Secret security clearance.
• OS certification requirement (CCNA or higher): 8570 Requirement: Engineering – IAT Level II (One of CCNA Security, CySA+, GICSP, GSEC, Security+ CE or SSCP) able to obtain both OS and Security Certifications.
• Experience with computer network defense technologies.
• Experience with Threat actor TTP and indicator identification using large data sources.
• Work well under pressure with differing levels of Management.
• Ability to communicate both verbally and in writing in a clear and concise manner.
• Ability to maintain confidential information and communications.
• Exposure to other network monitoring systems and IT Service Management.
• Proficient in Microsoft Office applications (Work, Excel, PowerPoint)

Responsibilities

• Development, configuration, implementation, and testing of multiple network Security platforms to streamline network security operations.
• Develop security framework to couple with other internal technology standards.
• Work with multiple engineering teams to incorporate security infrastructure provisioning into security deployment pipelines.
• Develop validation and testing procedures around network systems.
• Manage development of complex security solutions to work with existing and new security technologies.
• Mentor fellow Network Security Engineers on automation techniques and best practices.
• Create, maintain, and update documentation of network security systems.

Skills

Network security engineering

Security operations

Automation practices

Technical mentoring

Technical writing

Cross-team collaboration

Education

Bachelor’s degree in computer science or related field

Tools

SIEM

Microsoft Office

Monitoring systems

Job description

Core4ce Careers seeks a Network Security Cyber Engineer to design, build, and maintain the enterprise network for DoD health services, collaborating with Software Engineers, Network Engineers, and SMEs across teams to deliver secure, fault‑tolerant infrastructure.

The role emphasizes advanced enterprise cyber design, threat intelligence integration, and mentoring teammates while growing responsibilities to meet business needs.