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Information Assurance Security Engineer

Job in Arnold, Jefferson County, Missouri, 63010, USA
Listing for: General Dynamics Information Technology
Full Time position
Listed on 2026-09-20
Job specializations:
  • IT/Tech
    Cybersecurity, Information Security & Data Protection, IT Consultant, Systems Engineer
Salary/Wage Range or Industry Benchmark: 116000 - 156000 USD Yearly USD 116000.00 156000.00 YEAR
Job Description & How to Apply Below

Job Qualifications

Information System Security, Security Infrastructure, Security Tools

Type of

Requisition

Regular

Clearance Level Must Currently Possess

Top Secret/SCI

Clearance Level Must Be Able To Obtain

Top Secret SCI + Polygraph

Public Trust/Other Required

None

Job Family

Cyber and IT Risk Management

Skills

Information System Security, Security Infrastructure, Security Tools

Certifications

None

Experience

5 + years of related experience

US Citizenship Required

Yes

Job Description

Transform technology into opportunity as an Information Assurance Security Engineer with GDIT. A career in enterprise IT means connecting and enhancing the systems that matter most. At GDIT you'll be at the forefront of innovation and play a meaningful part in improving how agencies operate.

At GDIT, people are our differentiator. As an Information Assurance Security Engineer, you will help ensure today is safe and tomorrow is smarter. Our work depends on a TS/SCI cleared Information Security Engineer joining our team to support our intelligence customer in Springfield, VA or Arnold, MO.

How an Information Assurance Security Engineer will make an impact

Position Summary

General Dynamics Information Systems (GDIT) is seeking a Security Engineer to provide expert technical services on all aspects of Information Security. Responsible for writing information security policy drafts, writing and reviewing Memorandum of Agreements and coordinating and managing all aspects of the Certification and Accreditation. Advise and assess system design/architecture as well as defining, designing and evaluating information security systems. Manage multi-agency information sharing and integration security.

Maintain affiliations with high-level personnel at multiple agencies and organizations involved in Information Security. Tasking includes incident response, system access approval, audit log review, Configuration Control Board and daily consultations/consulting on a wide variety of security issues. Report, document and investigate all security related incidents; assist with development and implementation of corrective measures.

Unique/Additional Requirements

Candidate must have knowledge of and experience with ICD 503 and be familiar with Cloud Infrastructure/AWS-based solutions.

Candidate must possess IAM II certification to start in accordance with DOD 8570.1M. This position is defined as in 8570.1M chapter 4, pg 35. Candidate is required to understand how our customer's RMF process work and how systems security requirements will be met.

Candidate will work with all IT groups to build IT systems with security planned from the start. Work with developers, system engineers, project managers, and users to identify the level of protection systems will need. Understand and be able to identify what group or process will satisfy security requirement.

  • Act as the representative of the Information System Security Manager ensuring compliance with IS security procedures.
  • Support efforts to operate, maintain, and dispose of information system materials in accordance with security directives, policies and practices and as annotated in Systems Security Plans.
  • Generate and implementation of requisite security training ensuring user security awareness of responsibilities prior to system access.
  • Initiate protective and corrective measures when incident or vulnerabilities are discovered.
  • Ensure IA hardware and software complies with security configuration guides.
  • Implement and enforce IA policies and procedures as defined by A&A documentation.
  • Ensure users are aware of their IA responsibilities.
  • The ability to work on multiple projects/tasks at once and operate in a dynamic, fast-paced, team-oriented environment.
  • Perform Operations & Sustainment (O&S) functions for…
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