PTP / Network Timing Consultant (IEEE-1588) — Part-Time

3 days ago

New Delhi, India SafeSpace Global Full time

Location : Hyderabad, India About the engagement Our edge Box is the campus time authority. We need a specialist to design and validate precise clock disciplineacross cameras, mics, and sensors usingPTP (IEEE-1588) , with NTP/chrony fallbacks, so cross-modal CEP remains trustworthy. Time : 3–6 hrs/week during design/commissioning; ad-hoc thereafter.Location : Remote. Works with : Edge Perf/Sync engineer, Rohit (platform), DSP consultant (for Δt budgets). What you’ll do Design campustiming architecture : grandmaster selection (GNSS vs Box), boundary/transparent clocks, VLAN/QoS. Deploy and tunelinuxptp(ptp4l, phc2sys, pmc) and chrony; document NIC/switch configs (Cisco/Arista/Juniper or equivalent). Establishacceptance tests : skew/jitter targets, wander, step response; create Grafana dashboards for drift and holdover. Write commissioning SOPs: firmware, servo parameters, delay mechanisms (E2E vs P2P), announce intervals, clock classes. Define failure modes & fallbacks: holdover behavior, NTP degrade, alarms when skew > thresholds. Must-have 7+ years with PTP in production (broadcast/industrial/finance/AVB/gPTP). Hands-on with boundary/transparent clock switches, NIC PHC, and Linux timing stack. Measurement discipline: how toprovesub-millisecond sync on LAN; tooling & methods. Nice-to-have Multi-site timing over WAN; GNSS grandmaster design and antenna siting. Experience aligning timing foraudio arraysand camera fleets simultaneously. Security hardening for PTP/NTP (ACLs, VLANs, management plane). Deliverables (first 3–5 weeks) WrittenTiming Design Doc(topology, configs, targets) + switch/NIC templates. Commissioning checklist & training for our engineers. Dashboards and alerting (clock skew histograms, offset heatmaps); final sign-off report with measured p95/p99 skew. Selection Criteria: ·Live/Whiteboard/IDE (90-120 min) around Architecture design, Linux timing stack, Commissioning & measurement, Failure modes & fallbacks, Security & Ops ·Take-Home ( Next steps: If interested please email your cover letter and resume to Ashwin at ashwin.jaiswal@safespaceglobal.ai

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