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Simon Obrien Email & Phone Number

Principal Consultant at Proxima at Proxima
Location: Chicago, Illinois, United States 6 work roles 1 school
2 work emails found @proximagroup.com 1 phone found area 800 LinkedIn matched
✓ Verified Jul 2026 4 data sources Profile completeness 100%

Contact Signals · 2 work emails · 1 phone

Work email s****@proximagroup.com
Direct phone (800) ***-****
LinkedIn Profile matched
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Current company
Role
Principal Consultant at Proxima
Location
Chicago, Illinois, United States
Company size

Who is Simon Obrien? Overview

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Quick answer

Simon Obrien is listed as Principal Consultant at Proxima at Proxima, a with 331 employees, based in Chicago, Illinois, United States. AeroLeads shows a work email signal at proximagroup.com, phone signal with area code 800, and a matched LinkedIn profile for Simon Obrien.

Simon Obrien previously worked as Principal Consultant at Proxima and Sourcing Director at Proxima. Simon Obrien holds Bachelor Of Arts - Ba, Law, 2:1 from University Of Leicester.

Company email context

Email format at Proxima

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{first}.{last}@proximagroup.com
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AeroLeads found 2 current-domain work email signals for Simon Obrien. Compare company email patterns before reaching out.

Profile bio

About Simon Obrien

Hi, I’m Simon O’Brien, an executive with a strong background in procurement for international, matrix organisations. Throughout my career, I have worked in a series of progressive roles for different companies managing operations, work streams, global projects, and cross-functional teams. I am skilled in strategic sourcing, organisational design, and contract and vendor management. I can develop strategies, execute business-impacting decisions, and utilise team strengths to positively impact organisations. I have international experience optimising procurement operations for companies in U.S., EMEA, APAC, and LATAM. My expertise lies in the following areas:• Strategic Sourcing • Procurement• Stakeholder Management• Contract Management • Program Management • Vendor Management• Project Management• SaaS• Network - Voice & Data Circuits• Professional Services • Team Leadership• IT Network SW & HW• Data Centers (co-lo & owned)• Outsourcing • Cloud Computing (AWS Oracle)• Artificial Intelligence/Chat Bots• SDDC & SDN• Security Solutions

Listed skills include Procurement, Strategic Sourcing, Strategy, Telecommunications, and 23 others.

Current workplace

Simon Obrien's current company

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Proxima
Proxima
Principal Consultant at Proxima
london, greater london, united kingdom
Employees
331
AeroLeads page
6 roles · 20 years

Simon Obrien work experience

A career timeline built from the work history available for this profile.

Principal Consultant

Current

Providing client facing procurement solutions

Jan 2019 - Present

Sourcing Director

Current

Greater Chicago Area

Apr 2019 - Present

Director Contracts

Adp

Roseland New Jersey Usa

In this capacity, I managed complex strategic business and vendor relationships in the IT & Network category to ensure achievement of ADP’s financial and operational objectives. I led negotiations for complex agreements and other transactions with vendors and stakeholders in effort to support company goals while minimising risks. I also directed a team of professionals, providing oversight, feedback, and opportunities for all members. I advised executive management in technical agreements as well as requirements for future technology. My achievements here include:• Managed vendors including IBM, AWS, VMWare, RSA, EMC, Dell, and HP.• Achieved savings of 10-50% on sourcing requirements.

2017 - 2018 ~1 yr

Director International It Hardware & Networks Procurement

Adp

Paris Area, France

In this role, I managed an international team in a matrix organisation. I developed and implemented a global procurement strategy for $60M third party spend in EMEA, APAC, and LATAM. I optimised the business approach to align with U.S. processes and procedures, and initiated development plans for individual team members. I established global and regional action plans, ensuring appropriate stakeholder engagement with proper contractual arrangements. I also functioned as a liaison between internal stakeholders and vendors to ensure compliance with sourcing and contracting policies. I provided guidance to team members, measuring their success against established metrics. I managed numerous projects to drive improvements including initiatives to reduce sourcing cycle, institute spend management and reporting, improve contracting process and cycle time, and employ RFX sourcing tools internationally. My achievements here include:• Delivered team savings between $2M and $6M, meeting set targets. • Individually contributed 20-40% savings on sourcing requirements.• Slashed supply chain lead times by 10 to 20 days utilising strategic vendors.• Transformed stakeholder engagement model and team leadership approach leading to increased customer satisfaction and team savings.• Consistently delivered year on year cost savings in cost containment environment.

2013 - 2017 ~4 yrs

It & Network Procurement Manager

Adp

I led strategic sourcing initiatives and contract negotiations for EMEA, APAC, and LATAM regions with nearly $10M spend. I identified leading-edge technology for future enhancement and development of procurement processes, allowing the company to continually evolve. I steered teams through daily business activities in an effort to drive operational excellence. I collaborated with internal and external stakeholders to achieve and address strategic and operational goals and challenges.

2011 - 2013 ~2 yrs

Procurement Consultant

Reading, United Kingdom

I served as category manager for IT, Professional Services, and EMEA/APAC bid support to include leading a team of eight direct reports accountable for $100M spend. I oversaw strategic planning for the re-launch of category processes and procedures which involved defining third-party vendor processes and implementing gap analysis of vendors for bid support. I maintained current knowledge of industry trends for data network, fixed and mobile telephony, and software such as Microsoft, Oracle, and IBM, becoming a trusted business advisor. I also collaborated with stakeholders and senior management in sourcing processes to effectively drive consensus in selecting suppliers. My achievements include:• Achieved commercial savings ranging from 20% to 47%.• Established bid support and internal Verizon third party vendor requirements for data centres (co-location), hardware and servers such as Dell, HP, IBM, and EMC.

2007 - 2011 ~4 yrs
Team & coworkers

Colleagues at Proxima

Other employees you can reach at proximagroup.com. View company contacts for 331 employees →

1 education record

Simon Obrien education

FAQ

Frequently asked questions about Simon Obrien

Quick answers generated from the profile data available on this page.

What company does Simon Obrien work for?

Simon Obrien works for Proxima.

What is Simon Obrien's role at Proxima?

Simon Obrien is listed as Principal Consultant at Proxima at Proxima.

What is Simon Obrien's email address?

AeroLeads has found 2 work email signals at @proximagroup.com for Simon Obrien at Proxima.

What is Simon Obrien's phone number?

AeroLeads has found 1 phone signal(s) with area code 800 for Simon Obrien at Proxima.

Where is Simon Obrien based?

Simon Obrien is based in Chicago, Illinois, United States while working with Proxima.

What companies has Simon Obrien worked for?

Simon Obrien has worked for Proxima, Adp, and Verizon Business.

Who are Simon Obrien's colleagues at Proxima?

Simon Obrien's colleagues at Proxima include Ethan Blake, Jamie Ganderton, Simon Obrien, Brian Martini, and Ethan Hall.

How can I contact Simon Obrien?

You can use AeroLeads to view verified contact signals for Simon Obrien at Proxima, including work email, phone, and LinkedIn data when available.

What schools did Simon Obrien attend?

Simon Obrien holds Bachelor Of Arts - Ba, Law, 2:1 from University Of Leicester.

What skills is Simon Obrien known for?

Simon Obrien is listed with skills including Procurement, Strategic Sourcing, Strategy, Telecommunications, Management, Supply Management, Project Management, and Contract Management.

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