Defensive Cyber Operations Lead

World Wide Technology Healthcare Solutions-posted 3 months ago
$175,000 - $210,000/Yr
Full-time • Senior
VA
5,001-10,000 employees
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As the Defensive Cyber Operations (DCO) Lead, you will lead cybersecurity operations for a classified, enterprise-scale Managed Service Provider (MSP) contract delivering network access, desktop services, and cloud capabilities. You will oversee cyber threat detection, incident response, and continuous cyber defense improvements across complex hybrid environments. You will also play a pivotal role in advancing the customer’s strategic adoption of Zero Trust Architecture (ZTA) by aligning defensive cyber operations with key ZTA tenets—continuous validation, identity-aware access, micro-segmentation, and least privilege enforcement. Your leadership will directly contribute to the design, implementation, and maturity of ZTA-aligned defensive capabilities.

  • Lead a multi-partner DCO team consisting of cyber security engineers and analysts responsible for monitoring, threat detection, incident response, and cyber threat intelligence integration.
  • Align DCO capabilities with Zero Trust Architecture principles, including identity-centric access control, segmentation, and continuous verification strategies.
  • Integrate network management platforms, such as Zenoss, Cisco Catalyst Center, ISE, and Firepower, into the defensive cyber posture to enhance cyber visibility and support ZTA.
  • Collaborate with architecture and engineering teams to implement ZTA-aligned monitoring, policy enforcement, and data protection controls.
  • Develop, maintain, and enhance SIEM, IDS/IPS, EDR, and vulnerability management platforms to detect and respond to security threats in real time.
  • Analyze logs, traffic, and telemetry to detect abnormal behavior and indicators of compromise (IOCs).
  • Coordinate and lead incident response activities including triage, containment, forensics, eradication, and recovery.
  • Implement and document proactive defense strategies aligned with NIST 800-53, RMF, and other relevant frameworks.
  • Work with Network, Cloud, and Desktop teams to harden the IT environment and integrate security into all layers of service delivery.
  • Develop defensive playbooks and standard operating procedures.
  • Brief leadership and customers on emerging threats, incident postmortems, and operational metrics.
  • Provide mentorship to junior analysts and ensure knowledge transfer across the DCO team.
  • Active Top Secret SCI clearance with CI Poly.
  • Bachelor's degree in Cybersecurity, Information Systems, or related field with 8+ years of relevant experience.
  • 3+ years in a leadership or technical lead role.
  • Understanding of network protocols (e.g., TCP/IP, DNS, DHCP) and network management platforms such as Zenoss, Cisco Catalyst Center, ISE, ASA, and Firepower.
  • Demonstrated knowledge and practical experience supporting the transition to Zero Trust Architecture, including identity, network, and device trust models.
  • Familiarity with Zero Trust pillars: identity, device, network/environment, application workload, and data.
  • Proven experience with cybersecurity monitoring and incident response operations in large enterprise or government environments.
  • Hands-on experience with SIEM tools (e.g., Splunk, Elastic), EDR (e.g., CrowdStrike), and cloud-native security controls (AWS, Azure).
  • Strong understanding of RMF, NIST SP 800-53, STIGs, and FedRAMP compliance requirements.
  • Industry certifications such as CISSP, CEH, GCIH, GCIA, or equivalent.
  • Experience supporting MSP environments and multi-tenant architectures.
  • Familiarity with Zero Trust security frameworks and implementations.
  • Scripting or automation experience (e.g., Python, PowerShell).
  • Cloud certifications (AWS Security Specialty, Azure Security Engineer Associate).
  • Health and Wellbeing: Health, Dental, and Vision Care, Onsite Health Centers, Employee Assistance Program, Wellness program.
  • Financial Benefits: Competitive pay, Profit Sharing, 401k Plan with Company Matching, Life and Disability Insurance, Tuition Reimbursement.
  • Paid Time Off: PTO and Sick Leave (starting at 20 days per year) & Holidays (10 per year), Parental Leave, Military Leave, Bereavement.
  • Additional Perks: Nursing Mothers Benefits, Voluntary Legal, Pet Insurance, Employee Discount Program.
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