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Open Systems Technologies Corporation

Company Overview

Open System Technologies Corporation believes in the power of experience and expertise. That is why we are certified in a broad spectrum of capabilities to better serve our diverse clientele with flawless execution and exceptional client relationships.

At OST, we are proud to have assembled an experienced team of driven professionals who strive to keep us meeting new heights of performance.

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Jobs Posted

Senior Information System Security Engineer

Open Systems Technologies Corporation

Open Systems Technologies Corporation is seeking a Senior Information System Security Engineer to provide support for the FBI. Information System Security Engineer (ISSE) activities shall include at a...

Sep 16, 2026

Washington, DC

ECS - Systems Engineer Windows/VMWare (Mid-Top Secret-Onsite-Huntsville)

Open Systems Technologies Corporation

Open Systems Technologies Corporation is looking for a Systems Engineer (Mid) to join our high performing cyber team in support of a large SOC enterprise environment.ResponsibilitiesSupervise, co...

Sep 16, 2026

Huntsville, AL

DevOps/Automation Engineer

Open Systems Technologies Corporation

Open Systems Technologies Corporation is a leader in the government contracting marketplace, providing Enterprise Security and Cloud Computing solutions to support large organizations. Our capabilitie...

Sep 1, 2026

Reston, VA

Information Systems Security Officer

Open Systems Technologies Corporation

Information System Security Officer (ISSO)Location: Maryland Clearance Required: Active TS/SCI with PolygraphCitizenship: U.S. Citizenship RequiredPosition OverviewOpen Systems Technologies Corpo...

Sep 1, 2026

Annapolis Junction, MD

Information Systems Security Engineer (ISSE)

Open Systems Technologies Corporation

Information System Security Engineer (ISSE)Locations: MarylandClearance Required: Active TS/SCI with PolygraphCitizenship: U.S. Citizenship RequiredCertification Requirement: DoD 8570/8140 IASAE Level...

Sep 1, 2026

Annapolis Junction, MD

Oracle DBA

Open Systems Technologies Corporation

We are looking for a Mid-Level Oracle DBA with experience supporting BRM / ECE environments within the Oracle Communications / RODOD stack. Strong hands-on expertise in Oracle RAC, Data Guard, and SQL...

Sep 1, 2026

Gainesville, VA