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PAUL FRANCIS CHALLENOR – CURRICULUM VITAE
Nationality: British
Year of Birth: 1962
Profession: Principal Test Engineer
PROFESSIONAL PROFILE
Professional Principal Tester with a proven track record in the Testing and Commissioning of Signalling
Systems. Possesses a range of signalling experience in both major works and minor renewal projects. Is
experienced in WestLOCK, SSI, RRI, Westpac, GEC Geographical, OCS and Electro-Mechanical
Interlockings. Working knowledge of Siemens Modular Signalling and WestRACE. Production of Testing
Documentation and Auditing of Testing Diagrams Well practised in the mentorship, supervision and
motivation of Assistant TIC’s, Testers and Test Assistants in the Testing Team.
QUALIFICATIONS & PROFESSIONAL STATUS
Associate Member of the Institution of Railway Signal Engineers (AMIRSE)
IRSE Licence as Tester and Tester in Charge. (No. 0051179)
Testing Modules 1B, 2(M), 3B(I), 3B(L), 3C, 4 and 5
CAREER HISTORY
SIEMENS RAIL AUTOMATION – BIRMINGHAM (FORMERLY INVENSYS RAIL LIMITED)
June 2015 -
Present
Tester in Charge Engineering
Lead Tester in Charge, Banbury Resignalling.
Responsible for:
 The production of the Master Test Plan.
 Overall control of the Signalling Testing planning and implementation.
 Joint development of the testing programme, including enabling and stageworks,
with other SRA departments, the client and other contractors in order to meet the
requirements of all disciplines working within the possession framework.
 Collaborative working with the client and other contractors to overcome any
interdisciplinary issues.
 Directly Mentor Junior TIC’s as part of their development.
 Act as Infrastructure Manager on Stageworks.
January 2013 –
Present
Tester in Charge Engineering
Lead Tester in Charge, Birmingham New Street Area Re-signalling GRIP 3, GRIP 4/4+
and GRIP 5 – 8 works.
Responsible for:
 The production of Testing Strategies and high level planning of the Phase Testing
and Commissioning schedule.
 Overall control of the Signalling Testing planning and implementation.
 Joint development of the testing programme, including enabling and stageworks,
with other SRA departments, the client and other contractors in order to meet the
requirements of all disciplines working within the possession framework.
 Collaborative working with the client and other contractors to overcome any
interdisciplinary issues.

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Career History continued
February 2015 –
October 2015
Tester in Charge Engineering
Mentor Tester in Charge, East West Rail Phase 1.
Responsible for:
 Mentorship of the Lead Tester in Charge from Complex to Major Works.
 Checking of Test and Commissioning Plans and Test Documentation.
 Joint development of the hour by hour commissioning plan.
 Collaborative working with the client and other contractors to overcome any
interdisciplinary issues.
 Act as Infrastructure Manager on Stageworks.
 Shift TIC at commissionng
May 2014 –
February 2015
Tester in Charge Engineering
Stageworks Tester in Charge, Watford Resignalling.
Responsible for:
 The production and check of Stagework Commissioning Plans and Testing
Documentation.
 Assisting the Lead TIC.
 Overall control of the enabling and stageworks Signalling Testing planning and
implementation.
 Joint development of the enabling and stageworks testing programme with other
SRA departments, the client and other contractors in order to meet the
requirements of all disciplines working within the possession framework.
 Collaborative working with the client and other contractors to overcome any
interdisciplinary issues.
 Directly Mentor Junior TIC’s as part of their development.
 Act as Infrastructure Manager on Stageworks.
December 2013
– April 2014
Tester in Charge Engineering
Stageworks Tester in Charge, GNGE, responsible for the for GNGE Re-signalling and
assisting the Lead TIC.
Responsible for:
 The production and check of Stagework Commissioning Plans and Testing
Documentation.
 Assisting the Lead TIC.
 Collaborative working with the client and other contractors to overcome any
interdisciplinary issues.
 Act as Infrastructure Manager on Stageworks.
January 2013 –
December 2013
Tester in Charge Engineering
Stageworks Tester in Charge, Walsall Re-signalling
Responsible for:
 The production and check of Stagework Commissioning Plans and Testing
Documentation.
 Assisting the Lead TIC.
 Collaborative working with the client and other contractors to overcome any
interdisciplinary issues.
 Act as Infrastructure Manager on Stageworks.

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Career History continued
June 2012 –
December 2012
Tester in Charge Engineering
Lead Tester in Charge, Swindon ‘B’ Re-lock and Re-control
Responsible for:
 The Commissioning of the Didcot workstation at TVSC to re-control the Swindon
‘B’ control area.
 The production of all Test and Commissioning Plans and Documentation.
 Overall control of the Signalling Testing planning and implementation.
 Hour by Hour planning of the commissioning.
 Joint development of the testing programme, including enabling and stageworks,
with other IRL departments, the client and other contractors in order to meet the
requirements of all disciplines working within the possession framework.
 Collaborative working with the client and other contractors to overcome any
interdisciplinary issues.
 Act as Infrastructure Manager on Stageworks.
April 2008 –
June 2012
Project Testing Manager Engineering
Testing Manager for Thameslink Key Output 1
Responsible for:
 Overall control of the Signalling Testing planning and implementation.
 Successfully delivering Thameslink Key Output 1, on time and under budget
delivering an overall Project Margin of 29.9%, which included 2 WESTLOCK CIP’s
with 6 TIF’s and remote communication between the WESTLOCK CIP’s via FTN.
 Successfully delivering Thameslink Workbanks 2, 3 and 4 as part of the enabling
stages for Key Output 1, which included alterations to Freewired, WestPAC and
GEC Geographical interlockings.
 Joint development of the testing programme, including enabling and stageworks,
with other IRL departments, the client and other contractors in order to meet the
requirements of all disciplines working within the possession framework.
 Collaborative working with the client and other contractors to overcome any
interdisciplinary issues.
 Revising the delivery logic of IRL’s works during commissioning periods when other
contractors works were not completed to schedule, using continuous risk
assessment to ensure works were delivered safely.
 An excellent safety record amongst IRL testing staff on the Thameslink Project,
with Network Rail awarding the Site Team (Test and Construction) an “Orange
Oscar” for 650 Riddor free days.
 Act as Infrastructure Manager on Stageworks.

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Career History continued
April 2010 –
Nov 2010
Tester in Charge Engineering
Oxley Remodelling, Implementation Tester in Charge
Responsible for:
 Developing the Oxley commissioning IMT interface to enable the timely and
efficient set up and testing of newly installed point ends (14 in total) as they were
handed over from the IMT.
 Jointly formulating appropriate handover documentation with the IMT to ensure
the smooth handover of newly installed points at the Oxley commissioning.
 Developing the Commissioning Plan to reflect the multidisciplinary nature of the
project and helping to build the overall integrated programme.
Jan 2007 – April
2008
Project Testing Manager Engineering
Testing Manager for Leamington Corridor Resignalling
Responsible for:
 Overall control of the Signalling Testing planning and implementation.
 Successfully delivering Leamington Corridor Resignalling, on time and within
budget delivering an overall Project Margin of 22.8%, which included successfully
bringing into service 6 SSI and 1 recontrolled RRI interlockings, with 8 fringes, in a
single commissioning.
 Development of the Testing Strategy for the implementation of the main works
and stageworks.
 Act as Infrastructure Manager on Stageworks.
March 2000 –
Dec 2007
Project Testing Manager Engineering
Testing Manager for St Pancras Railway Works
Responsible for:
 Overall control of the Signalling Testing planning and implementation.
 Delivering a complex series of stages and remodellings to allow major civil
engineering works to take place around the operational railway, developed with
other IRL departments, the client and other contractors in order to meet the
requirements of all disciplines. This included 2 new SSI interlockings and alterations
to existing WestPAC interlockings.
 Moving the footprint of St Pancras MML station three times.
 Managing the complex interfaces to CTRL infrastructure.
 Act as Infrastructure Manager on Stageworks.
Sep 1998 –
March 2000
Stageworks TIC Engineering
Euston Remodelling
Responsible for:
 Delivering the extensive and varied enabling and stageworks for the Euston
remodelling project reporting to the Project Testing Manager.
 Building interfaces with other contractors in order to carry out works within tight
possession times.
 Act as Infrastructure Manager on Stageworks.

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Career History (All projects worked on) continued
SIEMENS RAIL AUTOMATION – BIRMINGHAM (FORMERLY INVENSYS RAIL LIMITED)
(FORMERLY WESTINGHOUSE RAIL SYSTEMS))
1997- 2016 Principal / Senior Tester
Tester-in-Charge / Project Testing Manager and 3BI/3BL/4 Tester on all of the following
schemes:
Banbury Resignalling
Birmingham New Street Resignalling
East West Rail Phase 1
Watford Resignalling
GNGE
Walsall Resignalling
Swindon ‘B’ Re-lock and Re-control
Thameslink – Key Output 1
Thameslink – Farringdon Recontrol
Thameslink – Blackfriars Enabling Works
Leamington Corridor Resignalling (Type A Contract)
St Pancras Railway Works – CTRL 104G
Willesden Suburban – Interlocking Renewals (Implementation / Stageworks)
Southern Region Power Supply Upgrade (Shift / Stageworks)
Thameslink Tunnel Works – CTRL C105
WARM Stage 5 (Implementation / Stageworks)
St Pancras Western Track Slews – CTRL 104E
Ashford TPWS / Southern Zone PSR TPWS
Derby PSB TD Renewal
St Pancras Eastern Track Slews – CTRL 104A
South Marston (Stages / Shift)
Euston Remodelling (Stageworks)
Tester-In-Charge under Mentorship:
Pelham St (Lincoln) to Wrawby Jcn - Freddy Treadle Conversions
Somerleyton Swing Bridge Signalling Renewals & Pole Route Conversion
Watford Jcn PSB - Infrastructure Improvements

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Career History (All projects worked on) continued
1997- 2016 Principal / Senior Tester
3BI/3BL/4 Tester on all of the following schemes:
North Lincs Resignalling
Gresty Lane Resignalling
Haymarket to Inverkeithing
Edinburgh – Glasgow Improvement Project
Huyton – Roby Resignalling
Shrewsbury – Crewe Modular Resignalling
Erewash Phase 2A
HD Link
Northampton Recontrol
Lincoln Resignalling
Euxton Reinterlocking
Colwich – Interlocking Renewal
WCRM Watford – Bletchley Central Area
Dublin Heuston Resignalling – Phase 1 and Phase 2
D.A.R.S.
Willesden Resignalling
W.A.R.M. Stages 1, 2, 3, 4
Newton – Bescot AWS
Dover Area Rationalisation
Lead Tester
Variety of Projects as 3BI Tester, 4 Tester etc., including:
Rugeley Reinterlocking
EROS 5 – Castleford Concentration, Barnsley Concentration, Worksop Concentration
EROS 3 – Claypole Concentration
Midland AWS: Walsall – Rugeley, Pelham Street – Wrawby Jcn, Stoke – Scropton
Birmingham Snow Hill Platform 4 Abolition
Coventry EPS Station Alterations
Fiddlers Ferry SB Interlocking Replacement

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Career History (All projects worked on) continued
FIRST ENGINEERING LIMITED
2000 Test Engineer
Tester-in-Charge
Manchester Southern Corridor Improvement Project (Stageworks)
Thameslink TPWS (Southern)
Wilmslow & Sandbach Location Renewals / Refurbishment
3BI/3BL/4 Tester on all of the above schemes and:
Lakes AWS: Barrow – Carnforth
SELF-EMPLOYED
1996-1997 Tester
3B(I) / 3B(L) / 4 Tester
Working for Westinghouse Brake & Signals Ltd – Cross Border Resignalling Northern
Ireland / Republic of Ireland – Led cross border through testing between the two
infrastructure authorities.
JARVIS FACILITIES LTD
1994-1996 Tester
REGIONAL RAILWAYS NORTH-WEST
1993-1994 Engineering Technician
1991-1993 REGIONAL RAILWAYS NORTH-WEST
Engineering Technician (Acting)
BRITISH RAIL
1990-1991 Technician
BRITISH RAIL
1989-1990 Assistant Technician
TECHNICAL EDUCATION/APPRENTICESHIP/TRAINING
Organisation Title of course/training/ apprenticeship etc Year
IRL Work Package Management 2012
City & Guilds 17th
Edition of the IET WIRING REGULATIONS 2011
DMC Applied Systems Engineering 2010
IOSH Managing Safely in the Railway 2007
Catalis Intermediate Signalling Technology 1999
CRT, Derby Tester in Charge (Mod 1) 1997
CRT, Derby Principles Tester (Mod 2 1997
NIMCo, Doncaster Functional Tester (Locations) (Mod 3B) 1996
ISUNE, Doncaster Functional Tester (Equipment) (Mod 4) 1994
Additionally various equipment specific courses have been completed
LANGUAGES
English: Mother tongue. Excellent ability to read, write, speak and understand the English language.