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IT Systems Security Engineer

Full Time Remote

Summary

Job Description

Description

Join SAIC's team and play a pivotal role in defending North America. We are seeking an experienced Information System Security Engineer (ISSE) to lead cybersecurity and compliance efforts for the critical North American Aerospace Defense Command and United States Northern Command (N-NC) Information Technology (IT) Enterprise Services (NITES) contract. In this role, you will ensure that customer systems remain secure, compliant, and mission-ready for any challenge.

The ISSE is responsible for designing, developing, and implementing secure information systems that support mission operations. You will collaborate with multidisciplinary teams, including Information Systems Security Managers (ISSMs), systems engineers, and government stakeholders, to integrate effective security controls and ensure systems remain resilient against evolving threats and vulnerabilities.

Responsibilities

The selected candidate will be responsible for the following:

  • Apply system security engineering and Zero Trust principles to system security design, lifecycle engineering, authentication/authorization mechanisms, cryptography, and intrusion detection in accordance with NIST SP 800-160 Vol. 1 and 2.
  • Conduct or support technical cybersecurity assessments, security audits, and contingency planning.
  • Coordinate with cybersecurity personnel to recommend mitigation strategies that reduce operational risk.
  • Identify system vulnerabilities and instances of non-compliance with cybersecurity standards and regulatory requirements.
  • Assess portfolios of existing and new security scanning and monitoring tools, ensuring proper integration within system environments and DevSecOps pipelines.
  • Support the Risk Management Framework (RMF) authorization process by reviewing security documentation and providing risk-based recommendations to stakeholders.
  • Participate actively in the Change Advisory Board (CAB), assessing the impact of proposed changes and communicating required security artifacts.
  • Collaborate as a key member of engineering and planning boards, serving as a central point of contact for the RMF team, system owners, and network/virtualization engineers to refine technical design documentation. 

Qualifications

Qualifications

Required:

  • US Citizen and Active TS/SCI security clearance.
  • Certification required per DoDD 8140.03, Advanced Level (CISSP or equivalent.)
  • Bachelor's and Five (5) or relevant years of experience in lieu of degree.
  • 3+ years of experience as a Cyber Engineer or Systems Security Engineer for DoD systems.
  • Demonstrated experience with networking concepts, along with Windows and Linux operating systems.
  • Flexible, independent, self-motivated, and punctual.

Desired:

  • Direct experience with RMF artifacts, eMASS record tracking, and POA&M management.
  • Experience with Security Information and Event Management (SIEM) solutions and Network Monitoring Tools (SolarWinds, Stratosphere, Cisco ISE).
  • Experience with the certification of Cross Domain Solutions (CDS).
  • In-depth knowledge of network appliances, virtualization platforms, and their security features.
  • Familiarity with DoD Architecture Framework (DoDAF) and the system acquisition lifecycle.

 

Target salary range: $120,001 - $160,000. The estimate displayed represents the typical salary range for this position based on experience and other factors.

About SAIC

SAIC

SAIC (Science Applications International Corporation) is one of the largest technology integrators supporting the U.S. Department of Defense, intelligence community, and federal civilian agencies. The company delivers mission-critical services across engineering, IT modernization, cybersecurity, intelligence, and systems integration, helping government customers operate and secure complex national security infrastructure at scale.

For job seekers, SAIC offers a wide range of career opportunities in software engineering, cybersecurity, cloud computing, systems engineering, data analytics, intelligence analysis, program management, and mission support. The company is especially attractive to veterans, cleared professionals, and technologists seeking stable, long-term roles embedded in high-impact government programs across defense and intelligence missions.

Unlike defense manufacturers that build physical platforms, SAIC focuses on integrating, modernizing, and operating the digital and information systems that support government missions. Employees often work on large-scale federal programs involving network modernization, space and satellite systems support, cyber defense operations, and advanced data-driven decision-making tools used across defense and intelligence agencies.

As federal agencies continue investing heavily in cybersecurity, AI, cloud infrastructure, and digital transformation, SAIC remains one of the most important employers in the government services sector. For professionals seeking mission-driven work with strong stability and exposure to complex national security programs, SAIC continues to stand out as a leading destination in defense and federal technology services.

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