Location Designation: Hybrid - 3 days per quarter
Role Overview The Network Engineer - Core Network Services is responsible for the administration, maintenance, and support of the organization's DNS, DHCP, IPAM (DDI), and load balancing infrastructure. This role ensures reliable and secure network service delivery across enterprise, cloud, and data center environments.
The ideal candidate has hands-on experience managing DDI platforms (e.g., Infoblox, BlueCat), load balancers (F5, Citrix ADC, or AWS ALB/NLB), and core IP networking components. This role is part of a team that ensures high availability, performance, and compliance for foundational network services used across all business applications and systems.
What You'll Do:Core Network Operations
• Administer and maintain enterprise DNS, DHCP, and IPAM (DDI) infrastructure, ensuring consistent availability, accuracy, and performance.
• Manage and support load balancing solutions (e.g., F5 BIG-IP, Citrix ADC, or AWS ALB/NLB) for on-prem and cloud applications.
• Configure and maintain virtual servers, pools, SSL certificates, health monitors, and traffic policies on load balancers.
• Monitor system health and respond to alerts, performance issues, or service disruptions.
• Support zone management, record updates, and IP address provisioning according to established change procedures.
• Ensure proper integration and synchronization between DNS, DHCP, and IPAM systems.
Incident, Change & Problem Management
• Serve as a Tier 2/3 escalation point for DNS, DHCP, and load balancing incidents.
• Troubleshoot name resolution, IP allocation, or traffic flow issues using tools like Wireshark, nslookup, dig, tcpdump, or vendor diagnostics.
• Participate in root cause analysis (RCA) and implement corrective actions for recurring network service issues.
• Follow ITIL-aligned change management processes to plan and execute configuration changes, upgrades, and patches with minimal downtime.
Maintenance & Security
• Perform system upgrades, patches, and configuration backups for DDI and load balancing platforms.
• Implement and maintain security best practices, including DNSSEC, ACLs, SSL/TLS certificate management, and traffic encryption.
• Partner with Security teams to address vulnerabilities, maintain compliance, and support incident response activities.
• Maintain and audit network service configurations to ensure accuracy, standardization, and alignment with enterprise architecture.
Collaboration & Documentation
• Work closely with Network Engineering, Cloud, and Application teams to support new deployments, migrations, and network designs.
• Assist application owners with load balancer configurations, health checks, and performance optimization.
• Maintain detailed documentation of DNS zones, DHCP scopes, IP allocations, load balancer configurations, and operational runbooks.
• Participate in disaster recovery testing and contribute to business continuity planning for network services.
Continuous Improvement
• Identify opportunities to automate DDI and load balancing operations using APIs, Python, PowerShell, or Ansible.
• Proactively monitor trends and recommend improvements for performance, scalability, and manageability.
• Evaluate and test emerging technologies and upgrades to enhance reliability and agility.
What You'll Bring:- Bachelor's degree in Information Technology, Computer Science, or related field (or equivalent work experience).
- 3-5 years of experience in enterprise network administration or operations.
- Hands-on experience with DNS, DHCP, and IPAM (DDI) solutions such as Infoblox, BlueCat, or Windows Server DDI.
- Proficiency in managing load balancer platforms such as F5 BIG-IP, Citrix ADC (NetScaler), or AWS/GCP load balancing services.
- Solid understanding of TCP/IP networking, routing, subnetting, VLANs, and network security fundamentals.
- Strong troubleshooting and analytical skills with experience using packet capture and diagnostic tools.
- Familiarity with change management and ITSM processes (e.g., ServiceNow, Remedy).
Preferred
- Experience with automation and scripting using Python, REST APIs, or Ansible for DDI or load balancing tasks.
- Understanding of DNS security (DNSSEC, RPZ, DoT/DoH) and SSL/TLS certificate management.
- Experience with cloud networking (AWS, Azure, GCP) and hybrid environments.
- Vendor certifications such as F5 Certified Administrator (CA), Infoblox Core DDI Professional, CCNA/CCNP, or CompTIA Network+.
- Experience supporting high-availability network architectures in large enterprises or financial services organizations.
Key Competencies
- Operational Excellence: Ensures network services remain stable, secure, and highly available.
- Technical Expertise: Deep understanding of DDI and load balancing technologies.
- Analytical Thinking: Quickly isolates and resolves service-impacting issues.
- Collaboration: Works effectively with cross-functional teams across Infrastructure, Security, and Cloud.
- Process Discipline: Follows structured change, incident, and documentation procedures.
- Innovation: Leverages automation and modern tools to improve efficiency.
Success Indicators
- Consistent uptime and reliability of DNS, DHCP, and load balancing services.
- Timely and accurate completion of change requests and provisioning activities.
- Measurable reduction in recurring incidents and configuration errors.
- High satisfaction ratings from internal IT and business stakeholders.
- Demonstrated improvements in automation, scalability, and performance.
Pay TransparencySalary Range: $111,500-$159,000
Overtime eligible: Exempt
Discretionary bonus eligible: Yes
Sales bonus eligible: No
Actual base salary will be determined based on several factors but not limited to individual's experience, skills, qualifications, and job location. Additionally, employees are eligible for an annual discretionary bonus. In addition to base salary, employees may also be eligible to participate in an incentive program.
