Unissant maintains the cyber security posture for the United States Government by providing administrative, technical, and physical safeguards to protect and ensure confidentiality, integrity, and availability of Government data in accordance with DoDI 8510.01 Risk Management Framework (RMF).

Cyber Services

Data Security

Develop risk-based data and intellectual property protection strategies to be deployed in cloud, traditional data centers, hybrid and multi-cloud enterprises.



Enables cost-effective support to CISOs and ISSOs to develop strategies and policies to fulfill and expand their mission.


Development and Implementation

Develop and support secure coding practices to reduce threats and vulnerabilities before they are deployed in production.


Cyber Operations

Develop real-time monitoring, insider threat and Advanced Persistent Threat Deterrent.


Cloud Security

Provide a holistic approach to cloud security, effectively protecting data applications and cloud system apps while ensuring regulatory requirements are met and business goals are not compromised on.

Our Offerings Include
  • Vulnerability and risk assessments
  • Data Security Architecture & Implementation Services
  • Policy and plan development
  • Malicious code review
  • Cyber Security Operations management
  • Application and software security assurance
  • Insider threat and APT assessment
  • Social engineering (targeted phishing)
  • IT risk management and compliance
  • SOC Development and Implementation
  • Executive cybersecurity advisory services (CISO Support)
  • Cloud Security
Cyber Security Group

On Program Experts: Cyber Security Professionals on current programs

Technical Subject Matter Experts – Cyber Security Expertise: “To build the next generation of tools, frameworks and methodologies”

Former Government and Industry CISO/ISSO – Former Government and Industry CISOs and ISSO: “They know our customer’s pain points.”

A Proven Partner

We iteratively and sustainably introduce innovation to enhance our customer’s security posture, reduce risk, reduce cost, and improve performance to internal and external patterns.


Sean W. Kelley, CISSP, PMP
EVP, IT/Dev Operations
703-889-8500 x 158

Sean W. Kelley is the Cyber Group Executive and Executive Vice President, Operations at Unissant.

Sean is a dynamic senior executive, public speaker and radio personality with over 20 years of IT Operations and cybersecurity experience in the federal and private sector. Prior to joining Unissant, Sean joined the Federal Government in 2012 where he served as a member of the Senior Executives Services as Deputy Chief Information Officer, Department of Veteran Affairs and Chief Information Security Officer at the Environmental Protection Agency, he held positions as an Independent Consultant with numerous Healthcare IT Companies.

He also served in a variety of key IT positions within the Navy Medicine including the CIO for the United States Naval Ship (USNS) Comfort during Disaster Relief for the Haitian Earthquake; the CIO for Navy Medicine Corporate Headquarters; the Director for the Navy Medicine Enterprise IT Program Management Office and as an IT Manager for the Attending Physician to Congress (OAP) until he retired in 2011.

Mr. Kelley has experience in information technology and cybersecurity with a focus on developing strategic planning to achieve business goals. Mr. Kelley is a contributing author for the Computer Security Handbook in Security Policy and the VA’s Cyber Security Strategy White Paper for the White House and Congress that led to the VA’s Multi-Million Dollar Cybersecurity Strategy. Mr. Kelley has taught cyber security at the Master’s, and Bachelor Degree level and was a highly regarded SANS Institute On-Demand Instructor and course author.

Mr. Kelley has a B.S. in Healthcare Management, a M.A. in Computer Resource and Information Management, and a M.S. in Information Technology Management with a focus in networking and information assurance. Mr. Kelley studied at the Naval Postgraduate School’s Center for Information Systems Security Studies and Research (CISR). Mr. Kelley is a Certified Information Systems Security Professional (CISSP) and a Project Management Professional (PMP). He is a popular radio/podcast host and blogger.

Cyber Chat

Unissant EVP, Operations Sean W. Kelley’s monthly radio show on Federal News Network and 1500AM

White Papers