Senior Cybersecurity Platform Engineer (R4926)

Key Responsibilities:

• Decompose, allocate and implement cyber security requirements into system architecture. 

• Enforce network security architecture, ensuring compliance with cybersecurity standards and best practices.  

• Develop documentation for installations and configurations required to obtain Authorizations to Operate (ATOs). 

• Optimize secure network topologies, including segmentation, firewalls, VPNs, and zero-trust models. 

• Collaborate with cybersecurity engineering to implement STIGs and develop Base Media solutions that enable execution of Plans of Actions and Milestones (POAMs) to mitigate cyber risks. 

• Collaborate with cybersecurity teams to implement threat detection, mitigation, and incident response strategies. 

• Provide technical insight on X-BAT GCS cybersecurity stack to cross-functional teams. 

• Ensure system scalability, reliability, and performance through proactive design and monitoring strategies  

• Support troubleshooting and resolution of complex network and infrastructure issues. 

• Work with Network Engineering teams on implementing Voice Over IP Capabilities. 

Required qualifications:

• This position requires the ability to obtain and maintain a DoD government clearance at the Secret level 

• Bachelor’s or Master’s degree in Cybersecurity, Computer Science, Computer Engineering, or related  IT field 

• 5+ years of experience in platform engineering, cybersecurity or network engineering roles  

• Knowledge of network protocols (TCP/IP, DNS, DHCP, etc.)  

• Strong expertise in cybersecurity frameworks and protocols (Zero Trust, NIST SP 800-53 & 800-63B, ISO 27001, firewalls, IDS/IPS, encryption standards)  

• Hands-on experience with enterprise networking hardware (routers, switches, firewalls, load balancers)  

• Experience with cloud networking (AWS, Azure, or GCP) and hybrid environments  

• Experience implementing Voice Over IP solutions. 

Preferred qualifications:

• Industry certifications such as CCIE, CCNP, CISSP, or equivalent  

• Strong DevSecOps background with hands-on Kubernetes (admission control, OPA/Gatekeeper, workload identity) and Terraform (reusable secure modules, policy-as-code). 

• Experience designing architectures for classified networks. 

• Experience with software-defined networking (SDN) and network automation  

• Familiarity with DevOps and Infrastructure as Code (IaC) tools (e.g., Terraform, Ansible)  

• Knowledge of compliance requirements (e.g., FedRAMP, DoD, or other regulated environments)