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What is it like to work at Open Systems Technologies?

Open Systems Technologies appears to be a collaborative and innovative company that prioritizes teamwork and customer satisfaction. The company's mission-driven approach is reflected in its structured team environment, where employees work together to deliver cutting-edge solutions and services to clients across various industries. Working at Open Systems Technologies may appeal to candidates who value a dynamic work environment, opportunities for professional growth, and the chance to contribute to meaningful projects that drive business success.

What makes Open Systems Technologies an attractive place to work?

Open Systems Technologies is a reputable company that specializes in providing innovative IT solutions and services, positioning itself as a trusted partner for businesses in the industry. The company's workplace is characterized by a culture of collaboration, innovation, and continuous learning, with opportunities for employees to work on diverse projects and develop their skills in a dynamic environment. Joining Open Systems Technologies offers professionals a chance to contribute to cutting-edge projects, advance their careers, and be part of a team that values expertise, creativity, and teamwork.

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Infographic showing various Full Time job openings at Open Systems Technologies in the United States as of August 2026, with employment types broken down into 100% Full Time. Highlights an 88% Physical, and 12% Remote job distribution.

Sr ISSO

Open Systems Technologies Corporation

Huntsville, AL • On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 7 days ago

Job description

Open Systems Technologies Corporation is looking for a seasoned ISSO professional  to join our high performing cyber team in support of a large SOC enterprise environment.

Responsibilities

    Serves as the principal advisor to the Information System Owner (SO), Business Process Owner, and the Chief Information Security Officer (CISO) / Information System Security Manager (ISSM) on all matters, technical and otherwise, involving the security of an information system. ISSOs are responsible for ensuring the implementation and maintenance of security controls.   Directs and implements the necessary controls and procedures to cost-effectively protect information systems assets from intentional or inadvertent modification, disclosure, or destruction. Provides guidance and direction for the physical protection of information systems assets to other functional units. Provides reports to superiors regarding effectiveness of data security and makes recommendations for the adoption of new procedures. Assist with reviewing, developing, and navigating the system, team, and customer through the Authority to Operate (ATO) accreditation/certification documentation process. Perform network self-inspections. Create new and edit existing documentation that forms the Authority to Operate (ATO) package to include the System Security Plan and IS contingency plan. Develop Plan of Action and Milestone (POAMS) from vulnerability data and enter into the system of record.

Required Skills:

    Experience with the implementation, oversight, and maintenance of the security configuration, practices, and procedures for systems

    8 years of experience as an ISSO

    4 year Degree

    Top Secret clearance with the ability to sit for a CI Poly


Preferred Skills:

o Experience with Xacta o Possession of excellent verbal and written communication skills o Possession of excellent interpersonal skills o CISSP or CompTIA Certification (any level)

 

BENEFITS

Our company OST has been operating since 1996 and have various contracts with Government agencies. We offer a comprehensive benefit package that includes 3 weeks paid time off, 2 weeks Holiday pay, medical/dental/vision coverage, STD, LTD, Life Insurance, AD&D, and 401k with up to 4% match.

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