{"id":2110113,"url":"https://alion.io/job/att-principal-adv-network-tech-support","title":"Principal Adv Network Tech Support","company":{"id":1753140,"name":"AT&T","domain":"att.com","url":"https://alion.io/company/att-com","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Radancy","truth_index":{"grade":"A","score":91,"open_postings":33,"ghost_share":0,"stale_share":0.364,"repost_share":0,"time_to_fill_p50_days":23,"computed_at":"2026-10-10T05:45:15Z"}},"role":"Support","role_family":"Support","seniority":"lead","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Richardson, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":143800,"max":215800,"currency":"USD","period":"year","gross":null,"usd_annual":215800},"salary_estimate":null,"experience_years_min":7,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"BGP","optional":false},{"name":"DNS","optional":false},{"name":"FedRAMP","optional":false},{"name":"MPLS","optional":false},{"name":"OSPF","optional":false},{"name":"PKI","optional":false},{"name":"SIEM","optional":false},{"name":"VMWare","optional":false},{"name":"VPN","optional":false},{"name":"Zero Trust","optional":false},{"name":"Zscaler","optional":false},{"name":"Agile","optional":true},{"name":"CI/CD","optional":true}],"status":"live","first_seen_at":"2026-10-08T21:57:31Z","employer_posted_date":"2026-10-08","last_verified_at":"2026-10-11T19:12:54Z","board_verified":true,"closed_at":null,"days_open":2,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":2},"description":"This position requires office presence of a minimum of 5 days per week and is only located in the location(s) posted. No relocation is offered.\nOverall Purpose: Technical Expertise and Support:\nServe as a lead technical expert and Subject Matter Expert (SME) within the Service Assurance Tier 3 (GT3) team.\nProvide specialized support for D2 technologies, including SD-WAN solutions such as Silver Peak SDWAN, VMware/Broadcom/Arista SD-WAN and Cisco SD-WAN, along with virtualized platforms like Flexware and Universal CPE.\nAct as a recognized routing and connectivity SME across all supported service lines, frequently consulted by peers for technical advice and problem resolution.\nThe position exercises judgment by effectively managing a high volume of complex and critical customer network outages, requiring swift and accurate decision-making to triage and isolate issues. The candidate applies advanced critical thinking skills to analyze problems deeply and prioritize actions that minimize service impact. Additionally, judgment is demonstrated in tailoring communication-translating technical findings into clear, appropriate messages for diverse audiences, including both internal engineers and customers with varying technical expertise-ensuring understanding and maintaining professionalism throughout critical situations.\nTraining and Mentorship:\nServe as a mentor for GT3 peers, other Service Assurance teams, and provide guidance to LCM/LE resources.\nDevelop and deliver training materials and documentation for GCSC and GT3 teams, capturing best practices in troubleshooting and sharing lessons learned.\nAct as a key resource for managing complex, long-duration issues and technical escalations, supporting both peers within the GT3 organization and management.\nManage projects from initiation to completion by planning scope, schedule, and resources. Lead cross-functional teams, monitor progress, mitigate risks, and communicate updates to stakeholders. Ensure quality, manage changes, and drive continuous improvement throughout the project lifecycle.\nRequired Technical Expertise (Expert Level)\nThe ideal candidate will possess expert-level experience in enterprise networking, SD-WAN technologies, network security, and advanced troubleshooting within large-scale, mission-critical environments.\nCore Technical Competencies\nAdvanced knowledge of enterprise routing, switching, and network architecture design\nExpert-level troubleshooting and root cause analysis across complex WAN, LAN, Wireless, Security, Cloud, and SD-WAN environments\nExtensive experience with: Cisco Routing and Switching Platforms Cisco Nexus Data Center Switching Cisco Wireless Infrastructure Cisco ASA Firewalls Juniper Networks Routing and Switching Solutions Riverbed WAN Optimization Technologies Aruba EdgeConnect (Silver Peak) SD-WAN VMware VeloCloud SD-WAN\nNetwork Technologies & Protocols\nRouting Protocols: BGP OSPF EIGRP\nIPSec VPN design, implementation, and troubleshooting\nLAN/WAN connectivity and optimization\nNetwork segmentation, redundancy, and high-availability architectures\nPerformance monitoring, capacity planning, and proactive network optimization\nSecurity Solutions & Technologies\nDeep understanding of enterprise security architectures and best practices\nExperience implementing and supporting: Next-Generation Firewalls (NGFW) Zero Trust Network Architectures Secure Access Service Edge (SASE) Network Access Control (NAC) IDS/IPS Solutions DNS Security DDoS Protection Multi-Factor Authentication (MFA) Public Key Infrastructure (PKI) Secure Remote Access Technologies Cloud Security Controls Security Information and Event Management (SIEM) platforms\nHands-on experience with: Cisco ASA and Firepower Palo Alto Networks Firewalls Cisco ISE Fortinet Solutions (preferred) Zscaler, Prisma Access, or similar SASE platforms (preferred)\nExperience supporting compliance and security frameworks including: NIST CIS Controls FedRAMP FISMA DoD Security Requirements\nTransport & Connectivity Expertise\nStrong understanding of WAN transport technologies including:\nMPLS\nDedicated Internet Access (DIA)\nBroadband\nEthernet\nFiber\nLTE/5G Wireless\nSatellite Communications\nPrivate and Hybrid Network Solutions\nPreferred Certifications\nOne or more advanced certifications strongly preferred:\nNetworking Certifications\nCisco Certified Internetwork Expert (CCIE) Enterprise Infrastructure\nCisco Certified Network Professional (CCNP) Enterprise\nCisco Certified Specialist - SD-WAN\nJuniper Networks Certified Professional/Expert (JNCIP/JNCIE)\nVMware SD-WAN (VeloCloud) Certification\nAruba EdgeConnect SD-WAN Certification\nSecurity Certifications\nCertified Information Systems Security Professional (CISSP)\nCertified Information Security Manager (CISM)\nCisco Certified CyberOps Professional\nPalo Alto Networks Certified Network Security Engineer (PCNSE)\nGIAC Security Certifications (preferred)\nCompTIA Security+ (minimum baseline preferred)\nSecurity Clearance Requirements\nMust be eligible to obtain and maintain a U.S. Government security clearance.\nActive Secret Clearance preferred.\nActive Top Secret (TS) or Top Secret/Sensitive Compartmented Information (TS/SCI) clearance highly desirable.\nExperience supporting Federal Government, Defense, Intelligence Community, or highly regulated environments is strongly preferred.\nAdditional Qualifications\nDemonstrated ability to lead complex network incidents, escalations, and service restoration efforts.\nExperience supporting geographically dispersed enterprise and government environments.\nStrong analytical, documentation, communication, and customer-facing skills.\nProven ability to serve as a technical leader and mentor for network engineering and operations teams.\nIntegration and Support of New Technologies: Integrate and support new technology platforms into network environments, including developing, testing, training, and creating methods and procedures for new technology introduction.\nCollaboration with CTO Partners: Collaborate with Partners, including working in Agile/DevOps environments and reviewing and signing off on CTO designs.\nUtilization of Advanced Techniques: Utilize advanced networking techniques such as software-defined networking, virtualization, containerization, CI/CD pipelines for automation, custom tool creation, and advanced data analytics.\nTroubleshooting and Problem Management: Resolving complex network issues, including providing technical leadership, resolving critical outages, leading root cause analysis, and driving problem management initiatives.\nDevelopment of Tools and Metrics: Develop tools and metrics for network operations, including creating custom tools, network performance metrics, and network automation. Job Contribution: An expert in their field, applying broad business knowledge and strategic insight surrounding emerging trends and technologies to solve complex problems and drive organizational results. Leads critical, high-impact projects and designs/implements innovative business strategies. Works with minimal oversight, frequently consulting senior leadership and influencing executive decisions. Serves as a mentor and assists others with challenging issues. Supervisor: No TCP Career Step Differentiator: Guiding cross-functional teams in technology insertion and root cause analysis, managing vendor relationships, and ensuring network health through advanced analytics, while leading across multiple technologies. Education/Experience: Bachelor’s degree (BS/BA) desired. 7+ years of related experience. Certification is required in some areas.\n\nOur Principal Adv Network Tech Support jobs earn between $143,800.00 - $215,800.00 USD Annual. Not to mention all the other amazing rewards that working at AT&T offers. Individual starting salary within this range may depend on geography, experience, expertise, and education/training.\nJoining our team comes with amazing perks and benefits:\nMedical/Dental/Vision coverage\n401(k) plan\nTuition reimbursement program\nPaid Time Off and Holidays (based on date of hire, at least 23 days of vacation each year and 9 company-designated holidays)\nPaid Parental Leave\nPaid Caregiver Leave\nAdditional sick leave beyond what state and local law require may be available but is unprotected\nAdoption Reimbursement\nDisability Benefits (short term and long term)\nLife and Accidental Death Insurance\nSupplemental benefit programs: critical illness/accident hospital indemnity/group legal\nEmployee Assistance Programs (EAP)\nExtensive employee wellness programs\nEmployee discounts up to 50% off on eligible AT&T mobility plans and accessories, AT&T internet (and fiber where available) and AT&T phone\nWeekly Hours:\n40Time Type:\nRegularLocation:\nRichardson, TexasSalary Range:\n$143,800.00 - $215,800.00AT&T and its subsidiaries are committed to equal employment opportunity. All hiring, promotion, and other employment decisions remain merit-based and free from discrimination on the basis of race, color, religion, religious creed, national origin, ancestry, age, sex, sexual orientation, gender, gender identity, gender expression, physical disability, mental disability, pregnancy, medical condition, genetic information, marital status, citizenship status, military status, veteran status, or any other characteristic protected by federal, state, or local laws. In addition, AT&T will provide reasonable accommodations to qualified individuals with disabilities. AT&T is a fair chance employer and does not initiate a background check until an offer is made. Click here to learn more or request an application accommodation here.","description_format":"text","description_chars":9596,"description_truncated":false,"requirements":{"experience_years_min":7,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":true},"security_clearance":true,"languages":[]},"benefits":["Parental leave","Wellness"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":true,"industries":[],"lifecycle":[{"event":"open","at":"2026-10-08T21:57:31Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":1,"expected_fill_days":23,"reasons":["conf:1","velocity","win:early","comp:brand"],"computed_at":"2026-10-10T05:45:15Z"},"pay":{"stated_usd_annual":215800,"is_top_pay":true},"html_url":"https://alion.io/job/att-principal-adv-network-tech-support","json_url":"https://alion.io/job/att-principal-adv-network-tech-support.json","meta":{"generated_at":"2026-10-11T20:11:56Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":7767,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-12T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":1753140},"rest":"https://alion.io/mcp/rest/get_company?id=1753140"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fatt-principal-adv-network-tech-support"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fatt-principal-adv-network-tech-support"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fatt-principal-adv-network-tech-support"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/att-principal-adv-network-tech-support\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fatt-principal-adv-network-tech-support"}]}