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 !


Appian Architect Vienna, Virginia
Appian System Administrator Vienna, Virginia
Application Developer Vienna, Virginia
Business Analyst Vienna, Virginia
Database Administrator Vienna, Virginia
Mid Appian Developer Vienna, Virginia
Oracle DBA Vienna, Virginia
Project Manager Vienna, Virginia
Senior Appian Developer Vienna, Virginia
System Administrator Vienna, Virginia
Test & Evaluation Engineer Vienna, Virginia


Jr. BPM Developer Vienna, Virginia
Mid-Level BPM Developer Vienna, Virginia
Senior BPM Developer Vienna, 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

Business Process Subject Matter Specialist
2 Locations
Computer Network Defense (CND) Analyst Columbus, Ohio
Cyber Security Engineer
2 Locations
Cyber Security Engineer Columbus, Ohio
Cyber Security Technology Management Analyst
2 Locations
CyberSecurity Engineer (J18008 Cyber Tools) Richmond, Virginia
CyberSecurity Engineer [Sr. RSA Archer – IAT III] Columbus, Ohio
End User Support Jr Dayton, Alaska
End User Support Jr Philadelphia, Pennsylvania
End User Support Sr New Cumberland, Pennsylvania
End User Support Sr Ft. Belvoir, Virginia
End User Support Sr Columbus, Ohio
End User Support Tech Columbus, Ohio
End User Support Tech New Cumberland, Pennsylvania
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
Program Acquisition Specialist
2 Locations
Show More

IT Support

IT Support Specialist Battle Creek , Michigan
Personal Computer (PC) Support Technician Alexandria, Virginia
Senior Systems Administrator
9 Locations
Technical Project Manager Vienna, Virginia
Windows Server Lead
8 Locations

Program Management

IA Task Order Project Manager Ft. Belvoir, Virginia
PMO Analyst Vienna, Virginia
Sr. Program Manager Ft. Belvoir, Virginia
Task Order Project Manager New Cumberland, Pennsylvania


ArcSight / SIEM Security Engineer (IAT level III): Columbus, Ohio
Cyber Security Specialist Vienna, Virginia

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