Senior Cybersecurity Engineer

Description

 

NexGen Data Systems is seeking a highly skilled and experienced Cloud Network Security Subject Matter Expert (SME) to support our Cyber Security Engineering & Design team. In this critical role, you will be responsible for designing, implementing, and maintaining secure cloud network solutions, evaluating emerging technologies, and providing technical leadership across a multi-vendor enterprise environment. You will be a key contributor to our efforts in securing both cloud and on-premise infrastructure, supporting migrations, and ensuring compliance with DoD security directives. This role is fully remote.

Roles & Responsibilities:

• Network Security Engineering & Design: Develop, engineer, and document emerging technology solutions across a multi-vendor platform to support an enterprise security architecture, including those for commercial and GOV cloud environments (Amazon, Microsoft Azure, and Oracle). This includes, but is not limited to, Web Application Firewalls (WAF), Network Access Control (NAC), malware/zero-day detection, SSL decryption, packet brokers, machine learning behavioral analysis, application-aware firewalls, enterprise log analysis, and intrusion detection systems.
• Cloud Security Implementation: Design, deploy, upgrade, and support security components in a hybrid cloud network, including firewalls, routers, VPN devices, load balancers, and WAFs. Configure and maintain cloud-native security components such as network security groups, security lists, and network access control lists (ACLs).
• Automation & Scripting: Leverage scripting and automation technologies (Python, PowerShell, F5 iRules) to simplify and streamline deployment and operations tasks.
• Troubleshooting & Optimization: Troubleshoot and analyze server performance, workload distribution, and component sizing in a cloud environment. Assist with the implementation and optimization of server monitoring tools to maintain visibility on key metrics.
• Network Connectivity: Extend on-premise networks to the cloud over direct connect and private gateways.
• Security Expertise: Support migrations of various applications (commercial and custom) to the cloud environment, ensuring appropriate security posture with firewalls, WAFs, and other security devices. Provide expertise in Transport Layer Security (TLS) decryption and inspection.
• Collaboration & Leadership: Collaborate with other Network and Security SMEs to accomplish tasks, design and assist sustainment/deployment engineers, and serve as a resource for the Cloud Network Engineer team. Participate in team meetings and provide status reports.
• Documentation & Training: Develop and maintain comprehensive documentation to support projects. Create educational materials for operational teams and conduct instructional sessions for deployment and sustainment staff.
• Business Planning & Compliance: Participate in business planning meetings to recommend technical solutions that meet capacity, scalability, and performance requirements. Adhere to change management policies and ensure compliance with DoD security directives and FIPS 140-2 requirements.
• Knowledge Sharing: Proactively share technical and non-technical knowledge to improve team skills and foster cohesiveness. Seek opportunities for professional development through certifications, training, or conferences.
   

Other Duties: Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities and activities may change at any time with or without notice.

Requirements

 

Requirements

Desired/Required Skills:

• Bachelor’ of Science degree in Computer Science, Math, or Engineering field, or equivalent experience (5-7 years in a network engineering or telecommunications environment).
• Top Secret security Clearance is required.
• OS Certification (CCNA or higher) required; equivalent knowledge to a CCNP certification level.
• 8140 Requirement: Engineering – IAT Level II (One of CCNA Security, CySA+, GICSP, GSEC, Security+ CE or SSCP) – able to obtain both OS and Security Certifications.
• Minimum 10 years Network Administration experience (Cisco, Palo Alto, F5, Fidelis, etc.).
• Minimum 4 years of experience working on enterprise-sized networks.
• Minimum 3 years of F5 experience (SSLO, ASM, C3D, LTM, GSLB
• Experience working with Network Automation frameworks (NetMiko, Napalm, Pandevice).
• Cloud management and security (IAM, Azure Active Directory, AWS Key Management Service, Azure Encryption models).
• Cloud networking technologies (Transit Gateway, Customer Gatewa