{"id":3903950,"url":"https://alion.io/job/bytedance-senior-physical-security-systems-engineer-data-center-operations","title":"Senior Physical Security Systems Engineer - Data Center Operations","company":{"id":13,"name":"ByteDance","domain":"bytedance.com","url":"https://alion.io/company/bytedance","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Feishu","truth_index":{"grade":"A","score":87,"open_postings":9594,"ghost_share":0.131,"stale_share":0,"repost_share":0.003,"time_to_fill_p50_days":277,"computed_at":"2026-11-11T05:49:22Z"}},"role":"Operations","role_family":"Operations","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Ashburn, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":2,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Active Directory","optional":false},{"name":"DHCP","optional":false},{"name":"DNS","optional":false},{"name":"Linux","optional":false},{"name":"PKI","optional":false},{"name":"VMWare","optional":false},{"name":"Windows","optional":false},{"name":"Ansible","optional":true},{"name":"PowerShell","optional":true},{"name":"Python","optional":true}],"status":"live","first_seen_at":"2026-11-05T16:25:34Z","employer_posted_date":"2026-11-07","last_verified_at":"2026-11-11T07:14:14Z","board_verified":true,"closed_at":null,"days_open":5,"trust":{"level":"ok","repost_count":0,"flags":["company_stale"],"days_open":5},"description":"岗位职责 / Responsibilities\nThe Security Devops team within Data Center Operations - Security and EHS; designs, builds and operates the physical security platform protecting TikTok’s global datacenter fleet - the virtualization, storage, network, identity and application stack behind CCTV/VMS, access control and IoT systems across AMER, EMEA and APAC. The team runs as an internal platform provider: a single global architecture, deployed from one automation pipeline, operated to one standard. By joining this team you will own a production security estate end-to-end at datacenter scale, work hands-on with VMware Cloud Foundation, Dell PowerScale, Arista networking, Genetec and Lenel, and be part of a multi-region buildout spanning new datacenters in Europe, APAC and the Americas.\nWe are looking for a Senior System Administrator to own the operation of the physical security infrastructure in their region. As the regional service owner, your responsibilities will include:\n- Own the day-to-day operation of regional physical security systems across virtualization (VMware VCF/vSphere), storage (vSAN, Dell PowerScale), network (Arista) and Windows/Linux server platforms.\n- Act as the regional privileged-access custodian - holding administrative rights across servers, directory, PKI, virtualization and security applications - and approve all changes within the region.\n- Support physical security applications and their dependencies (Genetec Security Center, Lenel, Active Directory, PKI, DNS/DHCP, monitoring), providing Tier 2 troubleshooting and escalating to global engineering for Tier 3.\n- Enforce SOPs, runbooks and patching cycles across all regional sites; maintain compliance evidence and operational documentation.\n- Monitor system health and alerts, manage the regional incident lifecycle, and coordinate vendor support engagements for hardware, software and circuit faults.\n- Lead and direct the regional BPO/contract engineers - task allocation, quality review, onboarding and performance feedback - and ensure procedure-based work is executed to standard.\n- Support new site commissioning, migrations and platform upgrades delivered by global engineering, and take operational handover.\n- Travel requirement: regular travel to datacenter sites within the region, with occasional international travel for site commissioning and team collaboration. Candidates must hold a valid passport and be able to obtain necessary visas.\n任职要求 / Requirements\nMinimum Qualifications \n- Bachelor’s degree in Computer Science, Information Technology or a related field, or equivalent practical experience.\n- Hands-on experience administering enterprise Windows and Linux server environments, including VMware vSphere and enterprise storage.\n- Working knowledge of enterprise networking (VLANs, routing, switching) and Active Directory, PKI and DNS/DHCP fundamentals.\n- Experience supporting physical security platforms (Genetec Security Center, Lenel or equivalent VMS/access control) and networked IoT devices.\n- Demonstrated incident, change and vendor-escalation discipline with strong documentation practices.\n- Experience directing contractors or junior engineers in an operational or support function.\n- Eligible to hold privileged access to security-critical systems as a full-time employee.\nPreferred Qualifications \n- 5 years of experience in system administration or datacenter infrastructure operations, including at least 2 years in a senior or lead capacity.\n- 3 years of experience operating VMware-based platforms (vSphere/VCF, vSAN) and enterprise storage in production.\n- Relevant certifications such as VMware VCP/VCAP, RHCSA, Genetec or Lenel vendor certifications.\n- Scripting and automation experience (PowerShell, Python, Ansible) for operational tasks.\n- Experience working in multi-region or follow-the-sun operating models with outsourced/BPO teams.","description_format":"text","description_chars":3880,"description_truncated":false,"requirements":{"experience_years_min":2,"management_years_min":2,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":true},"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Advertising","Recommendation Systems","Digital Media","Video & Photo 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