Lead ISSE - TS/SCI

Lead Information Systems Security Engineer (ISSE)

Location: Lorton, VA
Work Type: Onsite
Remote Work: No

Job Description

We are building a team of highly qualified professionals specializing in Cybersecurity, Cloud, and Systems Engineering to support the development and sustainment of secure enclaves at the edge. You’ll deliver enterprise services and cyber network defense capabilities.

As a Senior Information System Security Engineer (ISSE), you will provide expert engineering support to ensure the confidentiality, integrity, and availability of mission-critical systems. You will perform technical security assessments, design secure solutions, automate reporting, and guide leadership on cybersecurity risks, vulnerabilities, and mitigation strategies.

You will work with technologies such as ePO, Splunk, ACAS, Azure Automation, STIG/SCAP, Active Directory, and Azure security services to secure enterprise environments in alignment with DoD cybersecurity policies and standards.

Responsibilities

• Perform and review technical security assessments of computing environments to identify vulnerabilities, compliance gaps, and recommend mitigations.
• Architect and engineer innovative solutions to support ongoing Cyber Threat and Defensive Operations.
• Provide functional expertise and technical recommendations to ISSOs, ISSEs, and ISSMs.
• Automate threat assessment, posture reporting, and system monitoring activities.
• Analyze system and organizational security posture trends and report findings to the ISSM/ISSO.
• Recommend cybersecurity measures based on significant threats and vulnerabilities.
• Implement security controls in alignment with confidentiality, integrity, availability, authentication, and non-repudiation principles.
• Develop and recommend modifications based on exercise or test results.
• Mitigate or recommend acceptance of identified risks and deficiencies during certification, testing, or operational reviews.
• Act as a technical lead and mentor to engineers at all levels to elevate team capacity and performance
• Lead by example through high-quality engineering excellence

Required Qualifications

• Certification: IAT/IAM/IASAE Level III (DoD 8570 compliant).
• Technical Expertise: Advanced Skills in ALL of the following areas:

o Active Directory (AD DS, ADFS, AD CS, WSUS)

o ePO, Splunk, STIG/SCAP, YUM, ACAS automation

o Azure VPN Gateways, Azure Monitor/Log Analytics

o SAP systems security

o GPOs

o SQL Server STIG hardening

• Must have proven, day-one depth of knowledge across ePO, ACAS, and Splunk
• Must be able to build systems from scratch
• Must have troubleshooting experience with the deployment and maintenance
• Must have understanding of how the tools are different when they move to hyperscale
• Must be able to lead, guide and mentor the other Information System Security Engineers
• Must have Network compliance regulations knowledge
• Must have experience with Compliance & Frameworks (NIST, JSIG/RMF, SCTM)
• Must have experience with Hyperscale, Architecture and Integration
• Must have Automation & Reporting experience
• Experience: 8–12 years of demonstrated performance in related technology areas.
• Education: Bachelor’s degree in Computer Science, Engineering, or related field and 3+ years of leadership experience OR equivalent professional experience.
• Travel: Up to 10%
• Security Clearance: Active Top Secret with SCI.

Preferred Qualifications:

• 5+ years leadership experience in a related technical or cybersecurity area.
• Technical certifications in Microsoft Azure or related cloud technologies.

Requirements

• Must be within driving distance of Lorton, VA OR willing to relocate there
• Must be willing to work onsite
• Must be willing and able to travel up to 10%
• Must possess an active TS/ SCI clearance or above
• Please note that pursuant to a government contract, this specific position requires U.S. citizenship status
• DoD 8570 Level III compliant certification is required

Clearance:

Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information; TS/SCI clearance is required.

Compensation and Benefits
Salary Range: $155,000 - $250,000 (Compensation is determined by various factors, including but not limited to location, work experience, skills, education, certifications, seniority, and business needs. This range may be modified in the future.)

Benefits: Gridiron offers a comprehensive benefits package including medical, dental, vision insurance, HSA, FSA, 401(k), disability & ADD insurance, life and pet insurance to eligible employees. Full-time and part-time employees working at least 30 hours per week on a regular basis are eligible to participate in Gridiron’s benefits programs.

Gridiron IT Solutions is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, protected veteran status or disability status.

Gridiron IT is a Women Owned Small Business (WOSB) headquartered in the Washington, D.C. area that supports our clients' missions throughout the United States. Gridiron IT specializes in providing comprehensive IT services tailored to meet the needs of federal agencies. Our capabilities include IT Infrastructure & Cloud Services, Cyber Security, Software Integration & Development, Data Solution & AI, and Enterprise Applications. These capabilities are backed by Gridiron IT's experienced workforce and our commitment to ensuring we meet and exceed our clients' expectations.

Pay: $155,000.00 - $220,000.00 per year

Benefits:

• Dental insurance
• Health insurance
• Vision insurance

Experience:

• Cybersecurity: 8 years (Required)

Security clearance:

• Top Secret (Required)

Work Location: In person