Networking Security Engineer

True Zero Technologies, LLC

. Lead reviews of network security architectures, designs, firewall requests, trust-zone transfers, and security controls for least privilege and policy compliance.

Posted 10/2/2026full-timeAshburn • Virginia • United StatesSeniorLeadWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates extensive expertise in network security architecture, including LAN, WAN, and cloud networking, with a strong focus on policy compliance and security standards development. Proficient in leading security investigations and incident response while administering and configuring security tools and technologies.

Highest-signal resume keywords

Network Security ArchitectureLAN and WAN SecurityCloud NetworkingFirewall ArchitectureSecurity Investigations

ATS Keywords

Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills

Network SecurityCybersecurity EngineeringSecurity Tool AdministrationIncident ContainmentRoot-Cause AnalysisPolicy DevelopmentTechnical ReportingPerformance ReportingTechnology EvaluationsTrade Studies

Soft Skills

LeadershipAnalytical ThinkingProblem-Solving

Tools & Technologies

IDS/IPSSIEMCDM ToolsNetwork SensorsFirewallsProxies

Certifications & Qualifications

CompTIA Security+CompTIA Network+Cisco CCSTPalo Alto PCCSAJuniper JNCIA-JunosAWS Cloud PractitionerCisco CCNACisco CCNPAWS Advanced Networking Specialty

Industry Keywords

Network Security StandardsTrust-Zone TransfersSecurity ControlsLeast PrivilegeSecurity Awareness Materials

Tech Stack

Tools & technologies

AWSCloudCyber SecurityFirewalls

About the role

Key responsibilities & impact

Lead reviews of network security architectures, designs, firewall requests, trust-zone transfers, and security controls for least privilege and policy compliance.
Lead development and maintenance of LAN, WAN, cloud-network, SD-WAN, and ACI security standards, diagrams, designs, and transition documentation.
Administer, configure, tune, secure, and sustain network security tools, devices, sensors, IDS/IPS, SIEM feeds, firewalls, proxies, and CDM capabilities.
Support security investigations, incident containment and recovery, troubleshooting, and root-cause analysis for network-related issues.
Identify network security and performance gaps, recommend corrective action, and conduct alternatives analyses, trade studies, and technology evaluations.
Develop network security policies, awareness materials, training, signature-management records, maintenance reports, and performance reports.

Requirements

What you’ll need

Minimum 7 years of relevant network security, network engineering, cybersecurity engineering, or security-tool administration experience.
Advanced experience with LAN and WAN security, cloud networking, firewall architecture, IDS and IPS, SIEM integrations, CDM tools, network sensors, and security investigations.
PWS minimum certifications: CompTIA Security+ and Network+; Cisco CCST Networking or Cybersecurity or CCENT; Palo Alto PCCSA; Juniper JNCIA-Junos; and AWS Cloud Practitioner. Active higher-level certifications may support a waiver.
Preferred certifications include Cisco CCNA or CCNP and AWS Advanced Networking Specialty.
Demonstrated ability to lead architecture reviews, alternatives analyses, trade studies, root-cause investigations, technology insertion recommendations, policy development, and technical reporting.

Benefits

Comp & perks

Competitive salary, paid twice per month
Best in class medical coverage
100% of medical premiums covered by True Zero
Company wide new business incentive programs
Contribution Incentives (i.e. white papers, blog posts, internal webinars, etc.)
3 weeks of PTO starting + 11 Paid Holidays Annually
401k Program with 100% company match on the first 4%
Monthly reimbursement of Cell Phone and Home Internet costs
Paternity/Maternity Leave
Investment in training and certifications to broaden and deepen your technical skills