Information Systems Security Engineer (ISSE) (TS/SCI with Polygraph REQUIRED)

Type of Requisition:

Regular

Clearance Level Must Currently Possess:

Top Secret SCI + Polygraph

Clearance Level Must Be Able to Obtain:

Top Secret SCI + Polygraph

Public Trust/Other Required:

None

Job Family:

Cyber and IT Risk Management

Job Qualifications:

Skills:

Computer Security, Information Assurance, Open-Source, Operating Systems (OS)

Certifications:

None

Experience:

5 + years of related experience

US Citizenship Required:

Yes

Job Description:

The ISSE will support our work on assessment and authorization (A&A) of critical systems, detection of adversary behavior, and improving the defensive posture of our customer's information systems. The successful candidate will use various tools and methodologies to evaluate the state of systems and applications for vulnerabilities, verify protection against adversary intent, and evaluate cyber security processes to protect and defend against our adversaries.

QUALIFICATIONS

• Bachelor’s Degree in Computer Science, IT, or a related technical discipline, or the equivalent combination of education, technical training, or work/military experience

• Minimum eight (8) years or relevant degree plus five (5) years of demonstrated cybersecurity expertise

REQUIRED KNOWLEDGE/SKILLS

• Bachelor’s Degree in Computer Science, IT, or a related technical discipline, or the equivalent combination of education, technical training, or work/military experience

• Ability to work closely with stakeholders, developers, and external teams including customer security managers (ISSMs), ISSO, organizational leadership, and key personnel.

• Identify requirements for documentation associated with system categorization, the System Security Plan, and systems risk assessment as required under NIST 800-53/53A.

• Previous experience completing customer Assessment and Authorization (A&A) process from start to end.

• Assess system compliance with NIST requirements, identifying weaknesses and evaluating planned remedial actions based upon those requirements.

• Support control implementation assessment and reporting and monitoring processes using cyber security and assessment management systems.

• Understanding of perimeter controls (firewalls), access control mechanisms, and network architectures.

• Strong understanding of methodologies for researching and documenting software and hardware vulnerabilities.

• Skilled in cross-team collaboration and effective communication to fulfill specific accreditation requirements.

• Strong verbal and written communication/cooperation within a team context.

• Ability to work within fast-paced customer environments.

• Demonstrated skill documenting processes and procedures in CONOPS, system security, contingency, configuration management and other plans.

• Demonstrated ability to facilitate customer concurrences required for risk-based decisions requiring waivers.

• Experience assisting the customer with decisions impacting the security posture and compliance of their systems and networks with requirements as documented in NIST 800-53 and its revisions.

DESIRED SKILLS

• Knowledge of the customer's organization, their network systems and infrastructure, processes and procedures, and request and approval tools.

• Experienced in scripting/program languages such as Bash, PowerShell, or Python

• Proficient in Linux, Windows, and TCP/IP networking.

• Skilled with and/or demonstrated technical aptitude with vulnerability and risk assessment tools such as Elasticsearch or Splunk SIEMs, Rapid7 Nexpose, and IDS/IPS monitoring and alerting.

KEY RESPONSIBILITIES 

• This position ensures that security is engineered into an information system from design through deployment and operation

• Configure systems securely (OS, network devices, applications)

• Implement and validate security controls

• Provide evidence for Assessment & Authorization (A&A)

• Support continuous monitoring activities

• Support vulnerability scans and remediation

• Ensure secure baseline configurations are applied and maintained

• Support DevSecOps efforts in modern environments

• Assist in developing mitigation strategies

• Contribute to and help maintain:

• System Security Plan (SSP)

• Security architecture diagrams

• POAMs (Plans of Action & Milestones)

GDIT IS YOUR PLACE
At GDIT, the mission is our purpose, and our people are at the center of everything we do.
● Growth: AI-powered career tool that identifies career steps and learning opportunities
● Support: An internal mobility team focused on helping you achieve your career goals
● Rewards: Comprehensive benefits and wellness packages, 401K with company match, and competitive pay and paid time off
● Community: Award-winning culture of innovation and a military-friendly workplace

OWN YOUR OPPORTUNITY
Explore a career in cyber at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your focus on defending and protecting what matters.

The likely salary range for this position is $161,500 - $218,500. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.

Scheduled Weekly Hours:

40

Travel Required:

None

Telecommuting Options:

Onsite

Work Location:

USA VA Chantilly

Additional Work Locations:

USA VA McLean, USA VA Warrenton

Total Rewards at GDIT:

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.

We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 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 capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.

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Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans