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Role description

Information System Security Engineer- Secret Clearance Required

AG GRACE, INC logoAG GRACE, INC
TypeFull-time
WorkplaceOn-site
SenioritySenior
LocationAberdeen, MD
Posted4/25/2026
IT

AG GRACE has a new opportunity for an Information System Security Engineer (ISSE) with a Secret Clearance to work on an exciting, fast-paced program. This position will work hand-in-hand with the customer team and external teammates across all program security functions.
Duties/Responsibilities:

  • Will create, review and edit authorization documentation for completeness and accuracy in accordance with federal and DoD policy.
  • Implement DoD system accreditation processes (DIACAP acceptable and RMF preferred).
  • Assess use case and operational risk of integrated open source, and GOTS/COTS software components.
  • Will use vulnerability management systems, automated security scanning tools, and system accreditation record systems.
  • Must be able to grasp new concepts, facilitate information exchanges for data gathering, and collaborate with diverse audiences.
  • Will follow established processes where applicable, and establish and execute defensible processes where none are prescribed.
  • Provide security planning, assessment, risk analysis, and risk management support.
  • Recommend system-level solutions to resolve security requirements and guide the development team in meeting the security posture requirements.
  • Support the Government in the enforcement of the design and implementation of trusted relationships among external systems and architectures.
  • Must apply existing knowledge of IA policy, procedures, and workforce structure to design, develop, and implement secure networking, computing, and enclave environments.
  • Must be able to interact well with others to complete work.
  • Review requests for software installation and conduct technical risk assessment on implementation of the software
  • Work closely with system administrators to ensure installation of current patches, AV definitions and other security tools
  • Perform vulnerability/risk assessment analysis to support accreditation and other program protection activities
  • Prepare and review program documentation to include Risk Assessment Reports, Accreditation Packages, and security policy guides

Qualifications

TYPICAL EDUCATION AND EXPERIENCE: Bachelors and Nine (9) years or more experience; Masters and twelve (7) years or more experience; PhD or JD and nine (5) years or more experience.

Required Qualifications

  • Secret security clearance
  • Direct ISSE experience implementing security solutions
  • Technical expertise in secure computer network design, implementation, and accreditation
  • Expertise in anti-virus software, intrusion detection, firewalls and content filtering
  • Knowledge of risk assessment tools (e.g. NESSUS, SPLUNK, HBSS, etc.), technologies and methods
  • Expertise in DCID 6/3, ICD 503, and NIST 800-53 policies and implementations
  • Experience in providing oversight and coordination for multiple contractors
  • Experience managing privileged user requirements
  • Polished communicator (written and verbal) with keen eye for details
  • DoD 8570 compliance with IAT Level II (SSCP, Security+, CCNA-Security, or GSEC certification)
  • Experience with DISA STIGs and SRGs, vulnerability management systems, mitigation and compliance processes, and reviewing results from automated security scanning tools.
  • The ability to work independently and as part of a team is needed

Job Type: Full-time

Salary: Negotiable

Benefits:

  • 401(k)
  • Dental insurance
  • Health insurance
  • Life insurance
  • Paid time off
  • Professional development assistance
  • Tuition reimbursement
  • Vision insurance

Schedule:

  • 8 hour shift
  • Day shift
  • Monday to Friday

Education:

  • Bachelor's (Preferred)

Experience:

  • ISSE: 9 years (Required)

Security clearance:

  • Secret

Work Location: In person

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Company info

AG GRACE, INC logo

AG GRACE, INC

AG Grace, Inc., believes that every organization should have the tools and technology it needs in order to protect its enterprise and provide intelligent proactive, offensive, defensive, and preventive safeguard against their adversaries. AG Grace, Inc. has more than 20 years of experience helping federal and state governments customers to implement and integrate network operations and protection support services. Assisting our customers in finding and removing adversary points of presence in enterprise system. Valued assets We are committed to aiding our customers protect and defend their valued assets. Our highly skilled and talented professionals realize the full potential of our adversaries, tools and technology; are passionate about their jobs and are focused on your unique needs. • No problem is too big • Failure is a result of not trying • We can help develop the future • Technology will catch up Corporate Vision & Mission AG Grace, Inc. is dedicated to developi

Under 5 employees
HQFrederick, US
Size3 employees
Unlock human wisdom
ThesisTermsPrivacy
Industry
Computer and Network Security
Tech stackconfluence, gitlab, golang, amazon-sqs, amazon-web-services, kubernetes, puppet1, travis-ci, github-enterprise, kibana

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