Information Systems Security Engineer (ISSE)

As a Information Systems Security Engineer (ISSE) you will perform serve as the Digital Infrastructure (DI) Division’s information security professional responsible for managing all aspects of an organization's information security system, including researching, testing, training, and implementing programs designed to safeguard sensitive information from possible compromise.

The ISSE works with System Engineering teams to incorporate cyber resiliency objectives, techniques, and design principles into all system engineering and development efforts throughout the systems development life cycle (SDLC).

Key Responsibilities :

Provide Information Systems Security Engineer support to the government program manager that :

• Develop and maintain documentation and diagrams for security tools, system environments, and operations
• Work within a DevOps security model so that security is automated and elastic across all platforms
• Identify security-sensitive functionality in apps and services lacking security coverage and build out automation to bring security awareness into the affected areas
• Identify novel attacks and security weaknesses within the system; automate their discovery using innovative techniques, methods, and tools.
• Perform requirements analysis, design, and integration for complex software applications and collaboration infrastructures
• Participate in the change management process, including reviewing Change Requests and assisting in the assessment of security impact of proposed changes
• Write implementation and design documents describing how security features are implemented
• Create and maintain information system security documentation, Standard Operating Procedures (SOP), and provide guidance on active Plans of Action and Milestones (POA&M)
• Conduct periodic and continuous monitoring of the system, procedures, and documentation to ensure compliance with the authorization package

Required Skills and Experience :

• Bachelor’s degree in engineering, computer science, cybersecurity, networking, or programming
• years' technical experience in cybersecurity, information technology, or systems engineering
• Must have experience working with Special Access Programs (SAPs)
• Strong proficiency in architecture, fault tolerance, and Reliability, Maintainability, Availability (RMA) subject matter.
• Understanding of the requirements and standards for Cloud security
• Must possess excellent analytical skills and be capable of quantifying risk to enterprise systems and level of compliance with security policy
• Excellent communication skills (verbal and written) required
• Software Development in Java, Python, Ruby and / or C++ knowledge
• Linux Expertise (RedHat / RHEL or CentOS preferred) knowledge.
• Dynamic & Static Application Security Scanning (, Arachni, OWASP ZAP, BurpSuite, Fortify, Checkmarx, etc.)
• Virtualization and containers (EC, Docker) knowledge.
• Infrastructure Security Scanning, Vulnerability Scanning (Twistlock, ACAS / Nessus) knowledge.
• Certified Information Systems Security Professional (CISSP).
• Certified Cloud Security Professional (CCSP).
• Information Systems Security Engineering Professional (ISSEP)
• DOD Information Technology Security Certification and Accreditation Process (DITSCAP)
• DOD Information Assurance Certification and Accreditation Process (DIACAP)
• Current TS (SCI & SAP eligibility required).
• Citizenship is required for this position.

Preferred Skills and Experience :

• Master’s degree in engineering, computer science, cybersecurity, networking, or programming
• Active TS / SCI. Subject to a Counterintelligence (CI) polygraph.

Why LinQuest?

LinQuest Corporation has a stellar -year track record of providing end-to-end system-of-systems (SoS) architecture definition, engineering design, integration and test, and operations expertise to enable full lifecycle development and deployment of pre-eminent Space, Air, Land, Sea, Ground, and Cyberspace game-changing capabilities across US DOD and IC Customers’ portfolios.

Unique combination of in-depth domain knowledge, lessons learned-honed best practices, and mission-specific applications of principles, tools, and techniques of Digital Engineering (DE), DE Ecosystem (DEE), and Model-Based Systems Engineering (MBSE) set LinQuest apart from the competition to consistently deliver stellar high-value results for our customers.

LinQuest’s corporate vision and values place the employee at the center of utmost customer satisfaction, strategic business growth, and tactical execution excellence.

Our employees’ creative and inspirational drive, sense of fulfillment of personal and professional growth, and tightknit camaraderie within and across lines of business are essential in gaining and maintaining exceptional LinQuest corporate-wide results of new business awards and renewed contracts.

Benefits : LinQuest offers comprehensive and competitive benefit offerings to our team members to include medical, dental, vision, retirement, paid time off, company paid life insurance, and more! For additional information please visit :