{"id":2676621,"url":"https://alion.io/job/leidos-principal-enterprise-voice-engineer","title":"Principal Enterprise Voice Engineer","company":{"id":7791,"name":"Leidos","domain":"leidos.com","url":"https://alion.io/company/leidos","size_band":"5000+","is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"B","score":79,"open_postings":236,"ghost_share":0.004,"stale_share":0.843,"repost_share":0.004,"time_to_fill_p50_days":27,"computed_at":"2026-10-20T05:45:00Z"}},"role":"Industrial Engineering","role_family":"Industrial Engineering","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":["Odenton, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":116350,"max":210325,"currency":"USD","period":"year","gross":null,"usd_annual":210325},"salary_estimate":null,"experience_years_min":12,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"BGP","optional":false},{"name":"MPLS","optional":false},{"name":"VPN","optional":false}],"status":"live","first_seen_at":"2026-10-15T00:00:00Z","employer_posted_date":"2026-10-15","last_verified_at":"2026-10-20T23:54:53Z","board_verified":true,"closed_at":null,"days_open":6,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":6},"description":"Leidos is seeking a Principal Enterprise Voice Engineer to lead engineering, sustainment, maintenance, and operational support of enterprise IP voice and video communications.\nThis position requires extensive experience with enterprise unified communications, SIP signaling, call routing, network infrastructure, cybersecurity, and voice service interoperability. The engineer will collaborate with network, cybersecurity, systems engineering, and operations teams to ensure secure, reliable, and uninterrupted voice services.\nThe engineer will provide technical direction, review engineering designs and change packages, resolve complex escalations, and mentor less-experienced engineers. This is a senior technical position without formal supervisory responsibilities.\nPrimary Responsibilities\nEnterprise Voice Architecture and Engineering\nServe as the senior technical authority for enterprise IP voice and video infrastructure.\nLead the design, engineering, modernization, and technical implementation of Cisco, Avaya, Oracle, and associated voice technologies.\nEstablish engineering standards, architecture requirements, configuration baselines, and technical implementation strategies.\nReview and approve complex engineering designs, system configurations, and technical solutions to ensure performance, security, scalability, and resiliency.\nEvaluate emerging technologies and provide modernization, lifecycle management, and capacity planning recommendations.\nEnterprise Networking and Voice Integration\nProvide technical leadership for integrating enterprise voice services across routing, switching, WAN, firewall, and security infrastructure.\nDirect engineering solutions involving SIP signaling, media services, call routing, carrier interconnections, and multi-vendor interoperability.\nLead technical assessments of IPsec, MPLS VPN, BGP, and QoS implementations supporting enterprise voice services.\nCollaborate with network and cybersecurity engineering teams to resolve complex infrastructure dependencies and security requirements.\nAdvanced Troubleshooting and Operational Support\nServe as the highest-level technical escalation point for complex voice service incidents and engineering challenges.\nLead advanced troubleshooting and root-cause analysis involving SIP signaling, call flows, media paths, routing, and network security.\nDirect corrective actions for major incidents, recurring problems, and systemic service reliability issues.\nProvide technical oversight for system maintenance, upgrades, capacity planning, and configuration management activities.\nProblem and Change Management\nProvide technical authority for reviewing and approving engineering changes, implementation strategies, and rollback procedures.\nAssess architectural risks, operational impacts, and service dependencies associated with enterprise voice infrastructure changes.\nLead technical investigations and engineering improvements through established Problem and Change Management processes.\nCoordinate complex implementations and technical resolutions across engineering teams, operations, and customer stakeholders.\nTechnical Leadership and Documentation\nProvide technical direction and engineering oversight for assigned projects, initiatives, and complex technical workstreams.\nEstablish and maintain enterprise voice engineering standards, architecture documentation, SOPs, and technical procedures.\nReview engineering deliverables and mentor less-experienced engineers through design reviews, troubleshooting, and knowledge transfer.\nAdvise program leadership and government customers on technical risks, infrastructure improvements, and modernization strategies.\nRequired Qualifications:\nBachelor's degree or equivalent experience and 12+ years of prior relevant experience, or Master's degree with 10+ years of experience. Specific experience, education, and training may be considered in lieu of a degree. \nCurrent IAT Level II or higher certification, such as Security+ or CISSP. \nActive DoD Secret clearance. \nPreferred Qualifications\nAdvanced experience engineering and supporting Cisco Unified Communications Manager (CUCM), Avaya Aura, Oracle Session Border Controllers (SBCs), and enterprise voice gateway technologies.\nDemonstrated expertise in SIP signaling, call routing, multi-vendor interoperability, and SBC-to-carrier interconnections.\nStrong knowledge of Secure Real-Time Transport Protocol (SRTP), G.711/G.729 codecs, and Dual-Tone Multi-Frequency (DTMF) signaling.\nExperience designing and engineering distributed firewall infrastructure supporting secure enterprise voice communications.\nAdvanced experience designing, implementing, and troubleshooting IPsec, MPLS VPN, and BGP routing infrastructure.\nExperience architecting and optimizing end-to-end Quality of Service (QoS), including traffic classification, marking, queuing, and prioritization for voice and mission-critical applications.\nExperience evaluating network security, routing, and transport architectures to ensure voice service availability, performance, and resiliency.\nExperience leading complex engineering initiatives, technical design reviews, and enterprise voice modernization efforts.\nExperience supporting medium and large scale enterprise voice environments.\nExperience providing technical guidance, engineering oversight, and mentoring to multidisciplinary engineering teams.\nKey Success Factors\nThe ideal candidate is a senior technical authority capable of leading enterprise voice engineering initiatives across complex, geographically distributed DoD environments.\nThe successful engineer will demonstrate advanced expertise in voice architecture, SIP signaling, network integration, and complex troubleshooting while providing technical direction, evaluating engineering risks, and driving improvements in service reliability and resiliency.\nSuccess requires the ability to make sound technical decisions, resolve challenges beyond the capabilities of less-experienced engineers, and guide enterprise voice modernization without formal supervisory responsibilities.\nIf you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.\nOriginal Posting:\nOctober 15, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.\nPay Range:\nPay Range $116,350.00 - $210,325.00The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.","description_format":"text","description_chars":7153,"description_truncated":false,"requirements":{"experience_years_min":12,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"master","optional":false},"security_clearance":true,"languages":[]},"benefits":["Equity"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["National Security","C4ISR","Information Security","Engineering Services"],"lifecycle":[{"event":"open","at":"2026-10-16T05:15:28Z"}],"visa":[{"country":"US","licensed_sponsor":true,"evidence":"H-1B filings in 12 months: 50 · green card filings: 24","filings_12m":50,"filings_prev_12m":58,"green_card_filings_12m":24,"median_offered_wage_usd":124257,"route":null,"cap_exempt":false,"checked_at":"2026-10-15T11:24:14+00:00","sources":["US Department of Labor: LCA disclosure data (H-1B, H-1B1, E-3)","US Department of Labor: PERM disclosure data (green cards)"],"filings_for_role_12m":0}],"liveness":{"score":62,"band":"ok","label":"Likely open","p_open":1,"p_active":0.621,"p_room":1,"age_days":5,"expected_fill_days":27,"reasons":["conf:41","stale_co","velocity","win:early","comp:brand"],"computed_at":"2026-10-20T05:45:00Z"},"pay":{"stated_usd_annual":210325,"is_top_pay":true},"html_url":"https://alion.io/job/leidos-principal-enterprise-voice-engineer","json_url":"https://alion.io/job/leidos-principal-enterprise-voice-engineer.json","meta":{"generated_at":"2026-10-21T02:07:04Z","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":3215,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-22T00:00:00Z"}},"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":7791},"rest":"https://alion.io/mcp/rest/get_company?id=7791"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fleidos-principal-enterprise-voice-engineer"},{"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%2Fleidos-principal-enterprise-voice-engineer"},{"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%2Fleidos-principal-enterprise-voice-engineer"},{"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/leidos-principal-enterprise-voice-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fleidos-principal-enterprise-voice-engineer"}]}