Compression Engineer

West London
Job type
Start date
initial 3 months
Working days
Monday - Friday
Job details

As a member of the Emerging Technologies team within Content Technology & Innovation, you will design and deliver systems at the forefront of content processing and distribution via Internet and satellite platforms.

•             Take responsibility for the design and definition of comprehensive systems, ensuring these can support the provision of service to required and agreed levels

•             Identify opportunities for optimising the set-up and configuration of systems to improve the level of service provided to the business

•             Provide advice and support to other internal groups to recommend appropriate technology for the implementation of systems solutions

•             Define, recommend, maintain and ensure adherence to technical standards for the systems, and provide technical systems consultancy to projects

•             Undertake research and development activities to determine how emerging technologies can be used to support business objectives

•             Build effective communication across all business areas within Sky and to ensure knowledge and experience is shared for mutual benefit

•             Perform compression efficiency investigations as part of ongoing projects

•             Design, build and operate TPOC systems, demonstrate findings to stakeholders

•             Investigate and implement Computer Vision applications both as part of research and as part of projects

•             Write engineering white papers, prepare and conduct technical demonstrations, deliver presentations

•             Champion predict and prevent ethos by suggesting innovative solutions

The Skills

You are an inquisitive, motivated and reliable person who is willing to learn and apply new knowledge on a constant basis. You care about attention to detail, have creative problem solving skills and an ability to think outside of the box. You will have excellent written and verbal communication skills, with the ability to present your ideas to technical and non-technical colleagues.

Systems Design

•             Experience in designing digital headend systems for Broadcast or OTT involving compression components

•             Full understanding of designing systems for high availability to the broadcast grade of availability

•             Knowledge of key components in content preparation supply chain for Linear and VOD

Video Compression

•             Advanced level understanding of MPEG-TS carriage of video codecs, buffer models, PCR/PTS, bitrate

•             Understanding of DVB standards governing Sky broadcast platform

•             Demonstrable experience working with H.264 and MPEG-2

•             Awareness of industry trends in MPEG (VVC, EVC etc) and other: JPEG-XS, JPEG2000, AV1

•             Strong understanding of traditional rate control methods (CBR, VBR, CRF) and novel trends (CAE)

•             Practical experience troubleshooting compression issues is beneficial

•             Experience in running objective video quality assessments is beneficial

•             MPEG-DASH and HLS experience is desirable

Practical compression products experience

•             Open source tools such as FFMpeg, x264, x265

•             Commercial products experience is preferred, e.g. AWS Elemental, Harmonic, Synamedia, NTT Data, Ateme, AppearTV, etc

Cloud technologies

•             Either a practical experience and ability to build solutions using at least one cloud services provider is highly desirable but can be compensated by matching on-premises infrastructure experience

•             Knowledge and experience of serverless compute

•             Linux command line utilities

•             IP Networking fundamentals on a level of Cisco ICND1

Data analysis

•             Descriptive statistics

•             Data engineering tools (e.g. Python, R, MATLAB, Excel, etc)

•             Data visualisation skills, ability to create a simple and visual narrative to explain complex issues and implications

•             Ability to write in Python is strongly desireable


•             Experience of demonstrations to senior executives

•             Excellent writing skills (architecture and design documentation, interface specifications, white papers, reports and presentations)

•             Influencing stakeholders


•             Education to a numerate degree level or highly relevant compensating work experience

Alan Hatvany
Job reference

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