[Hiring] Software Defined Networking Engineer @Core4ce Careers

Role Description

The Software Defined Network Engineer Subject Matter Expert (SME) will be hired on the Engineering team.

• Administration:
  • Attending planning sessions to understand business and technical requirements.
  • Recommending cost-effective, technically feasible network solutions that meet initial capacity requirements, provide long-term scalability, and anticipate future growth and performance needs.
  • Adhering to and following change management policies that facilitate a stable, well-documented network infrastructure that meets organizational requirements. This includes the creation, submission, review, and periodic representation of complex changes in weekly change management meetings.
  • Documenting projects, support actions, and other administrative artifacts to serve as reference material for fellow engineers and management staff.
  • Ensuring incidents and service requests adhere to established service level agreements (SLAs).
  • Pursuing professional development opportunities through certifications, training, or conferences that enhance both technical and non-technical skillsets relevant to their role within the organization.
  • Submitting written and verbal status reports as requested to management staff.
• Network Administration:
  • Lead the design and architecture of our enterprise software-defined network infrastructure, including SD-WAN, Software-Defined LAN, and data center fabrics (e.g., Cisco ACI).
  • Deploy, configure, and manage SDN controllers and associated network components to build a cohesive, automated, and policy-driven network.
  • Serve as the highest point of escalation for complex issues related to overlay networks, fabric management, and network virtualization.
  • Drive network automation initiatives using tools like Ansible, Python, and REST APIs to streamline operations, reduce manual effort, and ensure consistency.
  • Implement and manage network security policies, including firewalls, VPNs, and access control lists (ACLs) to protect the network infrastructure.
  • Create and maintain detailed network documentation, diagrams, and standard operating procedures.
  • Provide technical guidance and mentorship to junior engineers.
• This position is designed to be flexible, with responsibilities evolving to meet business needs and enable individual growth.

Qualifications

• 8570 Compliant / CCNA OS cert
• Must be able to obtain TS security clearance.
• Proven expertise in designing, deploying, and managing the Cisco SD-WAN (Viptela) solution.
• In-depth knowledge of routing protocols, including OMP, BGP, OSPF, and EIGRP.
• Strong understanding of core networking concepts such as LAN/WAN, VPN, QoS, and network security.
• Excellent analytical and problem-solving skills, with the ability to troubleshoot complex network issues.
• Experience with Public Key Infrastructure (PKI) components including certificate authorities, hardware security modules, certificate revocation lists, certificate requests, and certificate installation.
• Advanced knowledge of networking and systems administration; and the ability to troubleshoot problems.
• Experience with traffic monitoring tools such as TCPDump, Wireshark as well as analyzing network traffic.
• Knowledge and experience working with Virtual Private Networks (VPN), Intrusion Prevention Systems (IPS), and associated technologies preferred.
• Experience with VXLAN network overlays.
• Proven skills in discussing and planning application architecture with cross-functional application, business, technical teams and third-party vendors.
• Should be capable of organizing, tracking and managing multiple projects and deadlines.
• Preferred applicants will also be familiar with government information assurance standards including DISA STIGs, NIST 800-53, IAVAs management, auditing and accreditation processes.

Requirements

• Experience with the design and architecture of a global SD-WAN infrastructure, with a focus on scalability, optimization, performance, and security while ensuring low latency, high availability, and efficient traffic routing.
• Experience deploying and configuring Cisco SD-WAN (Viptela) components, including Manager, Controller, Validator, and cEdge routers.
• B.A or B.S. in a degree such as Computer Science, Information Systems or Information Technology or 7 years related experience.
• 7-10 years of experience in network engineering, with a minimum of 4-5 years of hands-on experience with SD-WAN and SD-LAN technologies.
• Experience with F5, Cisco ISE, Armis.
• Experience with Cloud technologies: AWS, Azure, and OCI.
• Experience working in a healthcare environment.

Benefits

• 401(k) with 100% company match on the first 6% deferred, with immediate vesting.
• Comprehensive medical, dental, and vision coverage—employee portion paid 100% by Core4ce.
• Unlimited access to training and certifications, with no pre-set cap on eligible professional development.
• Tuition assistance for job-related degrees and courses.
• Paid parental leave, PTO that grows with tenure, and generous holiday schedules.
• Got a big idea? At Core4ce, The Forge gives every employee the chance to propose bold innovations and help bring them to life with internal backing.