Network Administrator III
About The Position
We are seeking a talented and mission-focused Tier III Network Administrator who will provide advanced technical support within a 24/7/365 Technical Operations Center (TOC), specializing in complex network, datacenter, cloud, and enterprise application incidents. Reporting directly to the Shift Supervisor (Incident Manager), the Tier 3 Network Administrator is the final escalation point for incidents unresolved by Tier 1 and Tier 2 personnel. The role covers network management, enterprise and cloud operations monitoring, incident response, vendor coordination, and process improvement initiatives, including automation and optimization of monitoring systems. Tier 3 Network Administrators play a critical role in root cause analysis (RCA), tool tuning, and developing best practices to enhance overall service reliability.
Requirements
- 5+ years of IT operations experience in a large enterprise, cloud, or federal environment.
- Active DHS or USCIS suitability clearance is preferred.
- Proven experience troubleshooting advanced network issues and performing full-path analysis across WAN/LAN and AWS cloud environments.
- Service Management experience, with familiarity in ITIL and/or CMMI frameworks.
- Expertise in enterprise monitoring tools (e.g., SolarWinds, Cisco Prime, Riverbed, New Relic, SCOM, Splunk).
- Hands-on experience with AWS services and associated monitoring/troubleshooting practices.
- Experience with database and application monitoring (Oracle, SCCM, New Relic).
- Skilled in capacity and performance monitoring for enterprise and cloud systems.
- Strong trouble ticket management skills (ServiceNow preferred).
- Flexible and adaptable to the dynamic demands of a 24/7 operations environment.
- Excellent customer service, communication, and collaboration skills.
Nice To Haves
- Cisco Certified Network Professional ( CCNP )
- AWS Certified Solutions Architect – Professional ( AWS Professional )
Responsibilities
- Receive and resolve escalated incidents from Tier 1 and Tier 2 within SLA targets.
- Perform advanced troubleshooting across: Network: Cisco DNAC, SolarWinds, Meraki, VeloCloud SD-WAN, Wireshark, Voice/Video: Cisco Unified Communications Manager (CUCM) for Polycom and telecom systems. Datacenter: Dell OpenManage, Microsoft Exchange Server Profile Analyzer, NetBackup, Symantec Command Central, Tivoli. Applications/Databases: Oracle Enterprise Manager, Oracle Golden Gate, Oracle Grid Control, Microsoft SQL, SCCM. End-User Performance: Aternity monitoring. Cloud: AWS infrastructure and services, compute, and storage resources in AWS.
- Lead root cause analysis for high-severity incidents, documenting findings and corrective actions.
- Use Splunk for log analysis, event correlation, and proactive detection of anomalies across on-premises and AWS environments.
- Assist in engineering projects, upgrades, and integrations of enterprise monitoring and management tools.
- Implement AIOps and automation initiatives to improve incident detection, correlation, and resolution.
- Collaborate with the Performance & Analytics team to analyze trends and identify proactive remediation opportunities.
Stand Out From the Crowd
Upload your resume and get instant feedback on how well it matches this job.
What This Job Offers
Job Type
Full-time
Career Level
Mid Level
Education Level
No Education Listed
Number of Employees
101-250 employees
