Defense technology
10 Leidos IT leaders
Melissa Uliasz, Director, End User and Collaboration Services at Leidos, is one of ten Leidos IT leaders listed here, alongside people who hold IT operations, infrastructure and enterprise IT director roles at the company. A reader can learn how IT leaders work at Leidos from people who have held the role.
Professionals to explore
01—10Brett Smith
LinkedInExperience: Director, Enterprise IT · Leidos Biomedical Research
Director, Enterprise IT at Leidos Biomedical Research since November 2016; according to the profile, Brett Smith manages the Enterprise IT Directorate (EIT) for Leidos Biomed Research. Brett Smith was also Vice President, Engineering at PTFS (2006–2016) and Technical Manager at General Dynamics (2004–2006).
Craig Laxton
LinkedInExperience: Director of IT Operations · Leidos
Director of IT Operations at Leidos since December 2022, listed in the profile headline as Director of IT Operations, Managed Services Division. Craig Laxton was also Virtualization and Storage Team Lead at 1901 Group (2013–2020), Senior System Support Analyst at Moog Inc. (2005–2013) and Network Engineer/Administrator at Robertson Marketing (2004–2005).
Eric Purcell
LinkedInExperience: Director, Infrastructure Operations · Leidos
Director, Infrastructure Operations at Leidos since September 2013. Eric Purcell was also Manager, Infrastructure Operations (2004–2013), Manager, Endpoint Computing (2004–2011) and Systems Engineer - Collaboration Services (2004–2008) at SAIC, and Technology Consultant at Hewlett Packard Enterprise (1998–2004).
Jay Knight
LinkedInExperience: Director of IT Operations · Leidos Biomedical
Director of IT Operations at Leidos Biomedical since August 2017, a role the profile tags at Director level in Operations, with a Manager of IT Operations row there from April 2016 with no end date. Jay Knight was also Global Data Center Manager at Bechtel Corporation (2008–2016).
Jessica Martinez
LinkedInExperience: Director of IT Infrastructure Modernization · Leidos
Director of IT Infrastructure Modernization at Leidos since March 2022, a role the profile tags at Director level. Jessica Martinez was also Program Manager at Leidos (2017–2022), and Program Management Sr Manager (2012–2022) and Contact Center Manager (2009–2012) at Lockheed Martin.
Jonathan Patrick
LinkedInExperience: IT Director, Project Management Office · Leidos
IT Director, Project Management Office at Leidos since September 2024, a role the profile tags at Director level. Jonathan Patrick was also Global Director, IT Operations Americas (2023–2024), Senior Vice President, US IT Operations (2022–2023) and Director, IT Project Management Office (2017–2022) at WSP.
Joshua Williams
LinkedInExperience: Director, Data Center and Network Services · Leidos
Director, Data Center and Network Services at Leidos since September 2025, a role the profile tags at Director level. Joshua Williams was also Senior Manager, SRE Transport (2025) and Engineering Manager (2024–2025) at Leidos, and IT Operations and Engineering Director (2017–2024) and Senior Network / Systems Engineer (2012–2017) with the United States Marine Corps.
Matthew Bunn
LinkedInExperience: Director, Infrastructure Architecture & Engineering · Leidos
Director, Infrastructure Architecture & Engineering at Leidos since February 2020, with no end date listed, and Director, Digital Engineering, Data & Application Architecture there since December 2023. Matthew Bunn was also Manager, Platform Engineering (2018–2020) and IT Applications Operations Manager (2016–2018) at Leidos, and IT Applications Operations Manager at Lockheed Martin (2013–2016).
Melissa Uliasz
LinkedInExperience: Director, End User and Collaboration Services · Leidos
Director, End User and Collaboration Services at Leidos since November 2025; according to the profile, Melissa Uliasz leads endpoint engineering and operations, unified communications, telecommunications, mobility, collaboration platforms, employee experience applications, and end-user support for ~40k employees. Melissa Uliasz was also Senior Director, IT at Cloud Software Group (2022–2025) and at Publicis Re:Sources (2020–2021), and Senior Director, Information Technology at Epsilon (2017–2019).
Paul Grandison
LinkedInExperience: Director, Global Infrastructure, Architecture & Engineering · Leidos
Director, Global Infrastructure, Architecture & Engineering at Leidos since May 2024. Paul Grandison was also Chief Engineer EMEA (2017–2024) and Infrastructure Technical Lead (2016–2017) at Leidos, and Senior I.T. Systems Designer at Lockheed Martin (2015–2016); the profile describes an I.T. professional specialising in Infrastructure systems.
Choose the right perspective
Match the person's area, such as infrastructure, data centers and networks, end user services or IT project management, to the decision in front of you. Check how long they have been in their current role and where they worked before, since that shapes what they can compare.
Questions to take into the conversation
- 01What did you prioritize first when you took on your current IT director role?
- 02How do you decide when to modernize infrastructure and when to keep existing systems running?
- 03Which measures do you use to tell whether your IT services are working well for the people who rely on them?
Reaching Leidos IT leaders
How can I contact one of these Leidos IT leaders?
Pick one of the 10 people on this page and choose "Book a paid call", or describe your project to find others. You offer a fee for a 15-minute call or a written answer, Instant Expert finds the person's work email and sends the invitation, and they decide whether to accept. The list covers 3 companies: Leidos Biomedical Research, Leidos and Leidos Biomedical, based on profile data retrieved on October 16, 2026. Being listed here doesn't mean someone has agreed to take calls.
How much does it cost to reach Leidos IT leaders?
You choose the offer, starting at $5 per person. The offer is what the person receives, and Instant Expert's fee is added on top, so a $100 offer costs you $125. The fee is 20% of what you pay. You're charged only when the person books the call or sends the answer.
What if they don't reply?
You pay nothing. Instant Expert sends follow-up reminders, and if the person hasn't booked or answered within 7 days, the request expires and any hold on your card is released. You can invite several of the 10 people on this list at once and cap your total spend, so you pay only for the ones who accept.
Can an AI agent ask one of these Leidos IT leaders a question?
Yes. An agent with a USDC wallet on Base can ask one question without an Instant Expert account. It names the person, for example by the LinkedIn URL on this page, and pays per ask over x402 (HTTP 402). The person answers in writing or by voice note, and if nobody answers within 7 days, the payment goes back to the wallet automatically. x402 docs
About this directory
This is a professional research starting point based on business profile data retrieved on . Titles and companies reflect that source snapshot; roles marked former had ended by then. Check the linked profiles for current details. Inclusion does not imply Instant Expert membership or availability.
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