Current Openings

Horizon is growing rapidly and always looking for great candidates to join our team! Please visit our website for immediate openings and apply today !


Mid Appian Developer
2 Locations
Mid Level Appian Developer Vienna, Virginia
Senior Appian Developer
2 Locations
Senior Level Appian Developer Vienna, Virginia


Jr. Appian Developer Reston, Virginia


Enterprise Architect Vienna, Virginia
Information Assurance Security Engineer IAT II Vienna, Virginia
Information Assurance Security Engineer IAT III Vienna, Virginia
Information Assurance/Software Security Engineer/ISSE Vienna, Virginia

Information Technology

Applications Programmer [Senior Level] Vienna, Virginia
Cloud Computing Specialist (CCS) - SME Vienna, Virginia
Computer Network Defense (CND) Analyst Columbus, Ohio
CyberSecurity Engineer [Sr. RSA Archer – IAT III] Columbus, Ohio
Database Administrator (App Supp) Vienna, Virginia
DevOps Engineer [Junior Level] Vienna, Virginia
DevOps Engineer [Senior Level] Vienna, Virginia
Documentation Specialist Lackland AFB, Texas
GIS/AutoCAD Analyst Programmer Lackland AFB, Texas
Information Assurance Policy Analyst Vienna, Virginia
Information Assurance Subject Matter Expert - Lead Ft. Belvoir, Virginia
JDA Functional Architect Vienna, Virginia
JDA Infrastructure Operations Specialist Vienna, Virginia
JDA Technical Architect Vienna, Virginia
Network Engineer - Senior
3 Locations
Senior Corporate Enterprise Network (WAN): Network Engineer Vienna, Virginia
Senior Systems Administrator (App Supp) Vienna, Virginia
SharePoint Manager Lackland AFB, Texas
System Administrator - Senior
2 Locations
Systems Engineer Ft. Belvoir, Virginia


ServiceNow Practice Lead Vienna, Virginia


Procurement Specialist I Washington, District Of Columbia

Program Management

Program Manager Vienna, Virginia
Supply Chain Site Lead (SRM)
2 Locations
Task Order Project Manager Vienna, Virginia
Task Order Project Manager Battle Creek , Michigan


ArcSight / SIEM Security Engineer (IAT level III): Columbus, Ohio
Technical Lead - Cyber Security Vienna, Virginia
Technical Program Manager - Cyber Security Vienna, Virginia

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