At ValidaTek, we modernize and optimize IT services to solve some of the most critical challenges facing federal civilian and defense agencies. From customers to partners to top-talent employees, ValidaTek puts people first, empowering them to exceed expectations and transform government organizations. Our success starts and ends with our people, so we built a company where great people can do great things, with the resources and autonomy to make decisions that transform organizations. We operate as one team of diverse people, united by a passion for continuous growth and optimization. Our commitment to quality and performance optimization is the reason why our IT Service Projects and New Development Projects have been appraised at CMMI Maturity Level 5, positioning us as one of a handful of elite companies to receive the highest form of third-party validation. www.validatek.com

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.

• 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.

• 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.
• Preferred Certifications: Cisco Certified Network Professional (CCNP), AWS Certified Solutions Architect – Professional (AWS Professional).

USD $80,000.00/Yr.

USD $100,000.00/Yr.

ValidaTek is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, protected veteran status, or disability status.

Applicants who are selected for employment will be required to verify authorization to work in the United States.

Offers of employment will be contingent upon passing a post-offer background check.