Information Systems Security Engineer (ISSE)

the-swift-group; Fort Belvoir (VA); On-site; USD 140,000 - 190,000; Full time

Job summary

The Swift Group in Reston, VA is seeking an Information Systems Security Engineer (ISSE) to design and secure complex systems across multiple enclaves, coordinating DoD RMF activities and accreditation processes. This on-site role requires an active TS/SCI with CI Polygraph and DoD policy expertise to ensure secure architectures for mission-critical environments.

Responsibilities include creating and maintaining security documentation, guiding the development team through RMF, and evaluating

Qualifications

• 9+ years ISSE on large-scale programs.
• US citizenship and TS/SCI with CI Poly required.
• Bachelor’s degree or 7+ years with Master’s; 13+ years with HS diploma.
• DoD 8570 IAT Level II compliant (Security+, SSCP, CCNA-Security, or GSEC).
• Experience with RMF packages, POA&Ms, and eMASS or similar A&A systems.

Responsibilities

• Design and secure complex system and network architectures across enclaves with varying classifications.
• Create, review, and maintain security authorization documentation per DoD policies.
• Lead RMF/DIACAP lifecycle activities and guidance for accreditation.
• Assess security risks of open-source, GOTS, and COTS software.
• Interpret vulnerability scans and drive mitigations to meet posture requirements.
• Collaborate with dev and infra teams to secure cloud-based big data systems.

Skills

ISSE experience

RMF lifecycle

DoD policy

Cloud security

Education

Bachelor's degree

Master's degree

Tools

eMASS

DISA STIGs

Security scanning tools

Job description

The Swift Group is a privately held, mission-driven and employee-focused services and solutions company headquartered in Reston, VA. Our capabilities include Software Development, Engineering & IT, Data Science, Cyber Enablement, Logistics, and Training. Founded in 2019, Swift supports Civilian, Defense, and Intelligence Community customers across the country and around the globe.

We are looking for an Information Systems Security Engineer (ISSE) with expertise in designing secure systems, supporting critical mission environments, and navigating the complexities of RMF and DoD cybersecurity policy. We’re looking for a candidate who thrives in a cloud-enabled environment and enjoys architecting security into everything from system design to deployment.

The ideal candidate will play a key role in securing big data systems across distributed cloud environments. They will shape cybersecurity documentation, guide the development team to meet accreditation requirements, and work with government stakeholders to enforce security across diverse system architectures. The position is on-site 5 days a week at Fort Belvoir, VA.

Responsibilities:

• Design and secure complex system and network architectures that span multiple enclaves with varying classification levels
• Create, review, and maintain security authorization documentation in alignment with DoD and federal cybersecurity policies
• Implement and guide the team through the Risk Management Framework (RMF) accreditation lifecycle; prior DIACAP experience is acceptable
• Perform in-depth assessments of open-source, GOTS, and COTS software for security risks and integration viability
• Utilize and interpret results from vulnerability management platforms and automated security scanning tools
• Recommend and validate system-level mitigations to meet required security postures and accreditation criteria
• Collaborate with development and infrastructure teams to ensure secure design and implementation practices across cloud-based big data systems
• Support government efforts in securing trust boundaries and interconnection agreements with external systems
• Contribute to the establishment and optimization of defensible security processes where existing policy is absent
• Apply knowledge of IA policy and enterprise cybersecurity architecture to secure networks, compute environments, and enclave systems
• Facilitate productive engagement with multidisciplinary teams and stakeholders across technical and policy domains

Requirements:

• 9+ years as an ISSE on large-scale, multi-tiered programs
• Bachelor’s degree in a related field; or 7+ years with a Master’s degree; or 13+ years with a high school diploma or equivalent
• Strong working knowledge of TCP/IP, networking fundamentals, and common enterprise architectures
• DoD 8570 compliance at IAT Level II (Security+, SSCP, CCNA-Security, or GSEC required)
• Experience with DISA STIGs/SRGs, system hardening, and compliance tools and workflows
• Familiarity with RMF accreditation packages, POA&Ms, and eMASS or similar A&A systems
• Hands-on experience using security scanning tools and interpreting scan results to drive mitigation strategies
• US citizenship and an active TS/SCI with CI Polygraph security clearance required

Desired Experience:

• CISSP-ISSEP certification strongly preferred

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