Network & Cybersecurity Engineer

Redwood Strong LLC is seeking a Network & Cybersecurity Engineer to support enterprise IT operations, classified network security, and RMF/DoD authorization readiness for defense programs.

• Act as the technical owner for the enterprise network infrastructure, focusing on security, availability, and scalability
  .
• Design, maintain, and optimize multi-site enterprise networks including routing, switching, VLANs, and VPNs.
• Configure, harden, and monitor enterprise firewalls and perimeter defense capabilities.
• Implement cybersecurity protections aligned with best practices and CMMC/NIST control families
  .
• Lead incident response, troubleshooting, and root-cause analysis to minimize downtime.
• Own and secure the company’s Microsoft GCC High environment, including:
  • Azure AD administration
  • Intune device management
  • Microsoft Defender suite (endpoint, identity, and cloud security)
  • Security audits, logging, and compliance tooling
• Maintain enterprise configuration baselines and change-control documentation.
• Support organizational cybersecurity governance aligned with CMMC objectives
  , including policies, internal controls, incident response, vulnerability assessments, and internal audits.
• Maintain compliance for account and identity-management workflows using RMF, NIST 800-53, and DoD 8510.01
  .
• Oversee enterprise cybersecurity operations across:
  • Network defense
  • Endpoint protection
  • Secure configuration
  • Microsoft 365 security (MFA, conditional access, DLP)
  • Role-based access management
• Maintain cybersecurity components of business continuity and disaster recovery plans; support secure collaboration across Teams
  , Share Point , and One Drive
  .
• Support USG cybersecurity approval efforts by directing RMF work, developing SSPs and POA&Ms
  , conducting threat modeling, and preparing authorization packages for government review.
• Coordinate with ISSOs, System Owners, engineering teams, government stakeholders, and accreditation authorities to support compliant, secure mission-system development.
• Embed security requirements early by participating in design reviews and technical interchange meetings.
• Oversee integration, validation, testing, and continuous monitoring of security controls across development, deployment, and sustainment.
• Exercise judgment to meet operational needs without disrupting critical activities, including avoiding patch deployment or forced reboots during sensitive events such as flight testing.
• Serve as the ISSM for small classified environments
  , ensuring compliance with DoD and intelligence community security requirements.
• Develop and maintain classified system cybersecurity documentation including SSPs
  , POA&Ms
  , and SOPs
  .
• Perform system audits, continuous monitoring, and vulnerability management.
• Lead security control implementation aligned with DoD RMF requirements.
• Coordinate with government security assessors and accreditors to maintain active system accreditation.
• Manage required updates, assessments, and reporting to maintain compliance and operational readiness.
• Develop System Security Plans and DoD RMF engineering artifacts.
• Conduct system architecture analysis, define security boundaries, and implement required controls.
• Prepare full accreditation packages, including eMASS entries, diagrams, and evidence documentation.
• Work directly with government Authorizing Officials / Security Customer Approval Authorities
  .
• Obtain and maintain ATO or IATT for flight tests, demonstrations, and other mission activities.
• Ensure secure integration of systems crossing classification or security boundaries.

• Bachelor’s degree in Cybersecurity, Computer Engineering, or a related field (Master’s preferred).
• 7+ years of experience in cybersecurity governance, RMF compliance, system authorization, or…