Network Architect

Network Detection and Response (NDR) Architect

Position Title: Network Detection and Response (NDR) Architect

Location: Arlington, VA or Laurel, MD (Hybrid after initial onsite period)

Clearance Requirements: Active Secret Clearance Required

Position Status: Contract – 2 Years

Pay Rate: $75/hr W2

We are seeking an experienced Network Detection and Response (NDR) Architect to design, implement, and optimize advanced network security solutions. This role is a critical part of a flagship cybersecurity engagement, focusing on proactive threat detection, incident response, and forensic analysis. The ideal candidate combines deep technical expertise in network security, NDR platforms, and scripting
, with the ability to lead initiatives and collaborate across technical teams.

• Architect and implement comprehensive NDR solutions tailored to organizational needs.
• Configure and optimize NDR platforms such as Extra Hop Reveal(x), Darktrace, or Vectra Cognito.
• Integrate NDR solutions with SIEM, SOAR, and other cybersecurity tools.
• Conduct network traffic analysis, identifying anomalies and potential threats.
• Develop custom detection rules, scripts, and automated solutions for advanced threat detection.
• Lead incident response and forensic investigations for network security events.
• Design network segmentation strategies to reduce the attack surface.
• Regularly assess and optimize NDR configurations and security protocols.
• Conduct periodic security assessments and implement continuous improvement measures.
• Generate reports and present actionable findings to technical and non-technical stakeholders.
• Ensure compliance with relevant regulatory standards (GDPR, HIPAA, PCI DSS) and maintain documentation.

• Strong expertise in network protocols (TCP/IP, DNS, HTTP, etc.), network security architectures, and OSI model.
• Proficiency in at least one scripting language
  :
  Python, Power Shell, or Bash.
• Hands‑on experience with NDR tools (Extra Hop, Darktrace, Vectra) and familiarity with SIEM/SOAR technologies.
• Knowledge of encryption, PKI, and cloud security principles (AWS, Azure, GCP).
• Experience with API integrations, automation, and developing custom security scripts/tools.
• Strong analytical, problem‑solving, and threat‑hunting skills.
• Excellent communication, leadership, and collaboration abilities.
• Bachelor’s or Master’s degree in Computer Science, Cybersecurity, or related field preferred.
• 5+ years of relevant experience in network security or NDR roles.

• Network Analysis:
  Wireshark, tcpdump, Net Flow analyzers
• SIEM:
  Splunk, IBM QRadar, Log Rhythm
• Firewalls, IPS/IDS systems, EDR solutions

At Seneca Resources, we are more than a staffing and consulting firm—we’re a trusted career partner. With opportunities across Fortune 500 companies and government organizations, we help professionals grow their careers while making an impact. We offer competitive pay, comprehensive health, dental, and vision coverage, 401(k) plans, and the support of a dedicated team advocating for your success.

Seneca Resources is proud to be an Equal Opportunity Employer, committed to fostering a diverse and inclusive workplace where all qualified individuals are encouraged to apply.