21h ago
New

Information Systems Security Engineer (ISSE)

Usa Va Fort Belvoirmid
OtherInformation Systems Security Engineer
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Quick Summary

Key Responsibilities

- Coordinate with other DSMS program teams,

Requirements Summary

Skills:Cybersecurity, Information Technology Security,

Technical Tools
OtherInformation Systems Security Engineer
Regular

Clearance Level Must Currently Possess:

Secret

Clearance Level Must Be Able to Obtain:

Top Secret

None

Job Family:

Cyber and IT Risk Management

Requirements

~1 min read
Cybersecurity, Information Technology Security, System Security
None
2 + years of related experience
Yes

Job Description:

Responsibilities

~2 min read

- Coordinate with other DSMS program teams, planning and create cybersecurity architecture and design documents for all DSMS cybersecurity architecture ensuring it is compliant with DoD and other organizational IA policies and guidance.

- Employing best practices when implementing security controls within an IS including software engineering methodologies, system/security engineering principle, secure design, secure architecture and secure coding techniques

- Developing cybersecurity architecture and design plans for communication and collaboration products, operating system platforms including servers, devices, management products, applications and overall security related to implementing these products.

- Providing security engineering support for accreditation of DSMS Networks

- Integrating cybersecurity expertise into lifecycle management, planning architecture and design management, migration and deployment, and system testing and implementation

- Researching, developing, testing, and documenting architectures and solutions for implementing new cybersecurity technologies to provide more seamless information collaboration and cybersecurity capabilities for the program and its user base.

- Developing and providing a criticality analysis of logic-bearing system components (e.g., hardware, firmware, and software) implementing, protecting, or introducing vulnerability(s) to each function

- Developing and updating mission criticality analysis(-es), vulnerability assessment(s), risk assessments(s), and identification and counter measurement implementation(s) for Mission- Critical Functions; ensuring updated assumptions, rationale and results related to the criticality analyses, vulnerability assessments, risk assessments, supply chain risk information, and risk mitigations are made available for Government review.


Less than 10%

  • Preparing and submitting Interim Authorization to Test (IATT) and Authority to Operate (ATO) requests with Plans of Action and Milestones (PoAMs)
  • Developing, maintaining, and coordinating required Body of Evidence (BoE) documentation for system assets
  • Collaborating across Technical Services and Security Services teams, as well as customer agency stakeholders, to ensure compliance
  • Tracking workflow for lien remediation/resolution activities and entering tracking tool updates
  • Evaluating system change requests and assessing both system and organizational risks associated with modifications

  • Executing ConMon activities within established timelines, including BoE collection and tracking tool updates
  • Conducting recurring reviews of system state and security posture to ensure that systems are being operated securely, and information systems security policies and procedures are being implemented as defined.
  • Providing recommendations for security control implementation and identifying necessary countermeasures or mitigating controls
  • Responding to queries and requests for security information and reports

  • Supporting investigations of security incidents and reporting findings as necessary
  • Assisting in the communication, implementation and enforcement of security policies and plans for data, applications, hardware, and telecommunications systems
  • Advising stakeholders on information assurance standards, dependencies, and emerging security technologies
  • Engaging with Enterprise Security Services tools (e.g., Trellix, ACAS) to track and remediate vulnerabilities and compliance deficiencies

Onsite

Work Location:

USA VA Fort Belvoir

Additional Work Locations:

Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.

 

 


As part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during virtual interviews. We reserve the right to take your picture to verify your identity and prevent fraud. By proceeding, you authorize the collection, processing, and use of your biometric data for identity verification and security purposes.

 

 

We are GDIT. A global technology and professional services company that delivers technology solutions and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50+ countries worldwide, offering leading mission-ready capabilities in AI, cloud, cyber and software development.

Join our Talent Community to stay up to date on our career opportunities and events at

gdit.com/tc.

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

Location & Eligibility

Where is the job
Usa Va Fort Belvoir
On-site at the office
Who can apply
Open to applicants worldwide

Listing Details

Posted
September 30, 2026
First seen
September 30, 2026
Last seen
September 30, 2026

Posting Health

Days active
0
Repost count
0
Trust Level
56%
Scored at
September 30, 2026

Signal breakdown

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Information Systems Security Engineer (ISSE)