{"id":1701215,"url":"https://alion.io/job/zhone-ont-embedded-software-engineer-junior-mid-level","title":"ONT Embedded Software Engineer (Junior / Mid-Level)","company":{"id":2152358,"name":"Zhone","domain":"zhone.com","url":"https://alion.io/company/zhone","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Paylocity","truth_index":{"grade":"B","score":75,"open_postings":3,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-03T05:45:00Z"}},"role":"Hardware","role_family":"Hardware","seniority":"junior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Hanoi, Vietnam"],"countries":["VN"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":11500,"max_usd":28000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":417},"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"C++","optional":false},{"name":"CI/CD","optional":false},{"name":"DHCP","optional":false},{"name":"DNS","optional":false},{"name":"Linux","optional":false},{"name":"Python","optional":false},{"name":"Scrum","optional":false},{"name":"Wi-Fi","optional":false}],"status":"live","first_seen_at":"2026-05-21T21:27:52Z","employer_posted_date":"2026-10-02","last_verified_at":"2026-10-03T15:56:25Z","board_verified":true,"closed_at":null,"days_open":135,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":134},"description":"Description\nZhone Technologies is hiring for multiple Embedded Software Engineer openings across two career levels: Junior and Mid-Level. During the application process, candidates will answer a screening question to indicate which level they intend to apply for. Candidates will be considered for the level that best matches their experience and qualifications.\nIn this role, you will contribute to the design, development, and maintenance of embedded software for access network equipment, including GPON/XGS-PON ONTs, Wi-Fi Access Points, and residential gateways.\nResponsibilities and scope will scale based on experience level.\nKey Responsibilities (All Levels):\nSoftware Development & Protocols\nDesign and implement embedded software features in C/C++, covering userspace and kernel space.\nDevelop and debug packet processing, middleware, and BSP components; support third-party SDK integration.\nEnsure product alignment with global telecom standards: ITU-T (GPON/XGS-PON), BBF (TR-069/369), IEEE 802.3/802.11, MEF, and ETSI; implement IETF RFCs for IPv4/IPv6, DHCP, DNS, and security.\nImplement and optimize Wi-Fi 5/6/7, EasyMesh, VoIP (SIP/MGCP/H.248), IPTV/Multicast (IGMP/MLD), and QoS features for residential gateway applications.\nTesting & CI/CD\nDevelop and maintain automated test scripts in Python for product verification and regression testing.\nSupport and enhance CI/CD pipelines to ensure continuous integration, testing, and delivery.\nCollaborate with QA and hardware teams to validate software in real-world scenarios.\nCollaboration & Agile\nParticipate in Agile/Scrum ceremonies and collaborate with cross-functional teams (hardware, QA, product management).\nDocument software changes, design decisions, and troubleshooting procedures.\nRequirements\nThis posting covers multiple openings at two career levels. Please review the qualifications for each level below and select the level that best matches your background during the application screening process.\nJunior Embedded Software Engineer (1-2 Years)\nBachelor’s degree in Computer Science, Electrical Engineering, Telecommunications, or a related field.\n1-2 years of experience, or equivalent internship/project experience, in embedded software development.\nWorking knowledge of C/C++, Linux, and basic networking concepts.\nDemonstrated interest in embedded systems, telecom technologies, and structured software development practices.\nMid-Level Embedded Software Engineer (3-5 Years)\n3-5 years of professional experience in embedded software development, preferably in networking, broadband, or telecom products.\nStrong experience with embedded Linux, C/C++, and networking stacks.\nHands-on experience with vendor SDKs or platforms such as Broadcom/CMS, Airoha, OpenWrt, MediaTek, or Realtek.\nProven debugging, documentation, and cross-functional collaboration skills in a product development environment.\nAbility to communicate effectively in technical English with global engineering teams.","description_format":"text","description_chars":2969,"description_truncated":false,"requirements":{"experience_years_min":3,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[{"language":"English","level":"All levels","optional":false}]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Artificial Intelligence","Telecommunications","Broadband"],"lifecycle":[{"event":"open","at":"2026-10-02T13:27:59Z"}],"visa":[],"liveness":{"score":5,"band":"cold","label":"Long shot","p_open":1,"p_active":0.174,"p_room":0.28,"age_days":134,"expected_fill_days":16,"reasons":["conf:0","win:tail","crowd:junior"],"computed_at":"2026-10-03T05:45:00Z"},"pay":null,"html_url":"https://alion.io/job/zhone-ont-embedded-software-engineer-junior-mid-level","json_url":"https://alion.io/job/zhone-ont-embedded-software-engineer-junior-mid-level.json","meta":{"generated_at":"2026-10-04T02:51:09Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","usage":{"tier":"crawler","counted_by":"address","units_charged":1,"used_today":4311,"day_limit":5000,"remaining_today":689,"minute_limit":60,"resets_at":"2026-10-05T00:00:00Z"}}}