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Information System Security Engineer Jobs (NOW HIRING)

SAIC

Information System Security Engineer

Mclean, VA · On-site

$200K - $240K/yr

ORA_ON_SITE Description  SAIC is seeking an Information System Security Engineer (ISSE) to provide information security support. This position is in McLean, VA and requires an active TS/SCI ...

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Information System Security Engineer information

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How much do information system security engineer jobs pay per hour?

As of Sep 6, 2026, the average hourly pay for information system security engineer in the United States is $58.48, according to ZipRecruiter salary data. Most workers in this role earn between $48.56 and $67.55 per hour, depending on experience, location, and employer.

What does an information system security engineer do?

An Information System Security Engineer is responsible for designing, implementing, and maintaining secure information systems to protect an organization's data and technology assets. They assess security risks, develop security architectures, configure security tools, and ensure compliance with industry standards and regulations. Their work includes monitoring for security breaches, responding to incidents, and updating security protocols as threats evolve. They often collaborate with IT and management teams to ensure overall system security and resilience.

What are the key skills and qualifications needed to thrive as an information system security engineer, and why are they important?

To thrive as an Information System Security Engineer, you need a solid understanding of cybersecurity principles, risk assessment, and network architecture, typically supported by a degree in computer science or information security. Familiarity with security tools such as firewalls, intrusion detection/prevention systems (IDS/IPS), vulnerability scanners, and certifications like CISSP or Security+ are commonly required. Strong analytical thinking, attention to detail, and effective communication skills set top performers apart in this field. These competencies are crucial for identifying vulnerabilities, safeguarding sensitive data, and ensuring compliance with security standards in complex IT environments.

What are some common challenges information system security engineers face when working with cross-functional teams?

Information System Security Engineers often collaborate with developers, IT staff, and business stakeholders to ensure security requirements are integrated throughout system lifecycles. A common challenge is translating technical security controls into actionable items that align with business objectives and project timelines. Additionally, balancing security needs with usability and system performance can require negotiation and compromise. Effective communication and a proactive approach to fostering security awareness across teams are key to overcoming these challenges.

What is the difference between Information System Security Engineer vs Network Security Engineer?

AspectInformation System Security EngineerNetwork Security Engineer
CertificationsCompTIA Security+, CISSP, CEHCCNA Security, CISSP, CompTIA Security+
Work EnvironmentDesigning and implementing security measures for entire information systemsSecuring network infrastructure and traffic
Employer & Industry UsageIT security teams across various industries, focusing on system securityNetworking teams, ISPs, data centers, focusing on network security

While both roles focus on security, the Information System Security Engineer primarily safeguards entire information systems, including applications and data, whereas the Network Security Engineer concentrates on protecting network infrastructure and traffic. Understanding these distinctions helps in choosing the right career path or job focus within cybersecurity.

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Information System Security Engineer jobs near you
Infographic showing various Information System Security Engineer job openings in the United States as of August 2026, with employment types broken down into 1% As Needed, 74% Full Time, 23% Part Time, and 2% Contract. Highlights an 94% Physical, 2% Hybrid, and 4% Remote job distribution, with an average salary of $121,638 per year, or $58.5 per hour.

Information System Security Engineer

Navstar Inc.

Columbia, MD • On-site

Other

This job post has expired 2 days ago. Applications are no longer accepted.

Key responsibilities

  • Conduct cybersecurity risk assessments and provide risk mitigation recommendations.

  • Support the design, implementation, and operation of capabilities to discover, detect, analyze, and mitigate threats and vulnerabilities.

  • Analyze architectures against security requirements, identify security gaps, and recommend mitigation strategies.

Job description

Role Description:

The Senior ISSE shall deliver and lead threat-informed cybersecurity products – cybersecurity risk assessments, architecture reviews, and engineering guidance that bring sound, accurate, timely, and actionable service to mission partners. This includes:

  • Conduct cybersecurity risk assessments and provide prioritized risk mitigation recommendations in support of the customer’s mission.
  • Support the design, implementation, and operation of real-time capabilities to discover, detect, analyze, and mitigate threats and vulnerabilities.
  • Analyze candidate architectures by evaluating against defined security requirements to identify security gaps, and provide recommended mitigation strategy.
  • Research and evaluate candidate emerging technologies to determine cybersecurity effectiveness.
  • Aid stakeholders through the development, refinement, delivery, and implementation of innovative solutions and capabilities.
  • Engage stakeholders to ensure security objectives, protection needs, security requirements and associated validation methods are defined.
  • Validates and verifies system security requirements definitions and analysis and establishes system security design.
  • Designs, develops, implements and/or integrates IA and security systems and system components including those for networking, computing and enclave environment to include those with multiple enclaves and with differing data protection/classification requirements.
  • Assist architects and systems developers in the identification and implementation of appropriate information security functionality to ensure uniform application of Agency security policy and enterprise solutions.
  • Contributes to the security planning, assessment, risk analysis, risk management, certification and awareness activities for system and networking operations.
  • Reviews C&A documentation, providing feedback on completeness and compliance of its content.


Required Skills and Qualifications:

  • To be eligible for this position you must hold an active TS/SCI clearance with Polygraph.
  • Bachelor of Science degree from an accredited university ideally in Computer Science, Information Assurance, Information Security System Engineering or related field with a minimum of 14 years of experience as an Information Systems Security Engineer (ISSE) or System Engineer.
  • CISSP OR CASP certification required.
  • Strong writing skills.
  • Confidence and ability to present briefing to senior level DoD officials in both prepared briefings and/or in ad hoc discussions.
  • Expertise in the Risk Management Framework (RMF) and conducting cybersecurity risk assessments.
  • Expertise in network technology and systems security engineering. Experience in identifying, researching, characterizing, and documenting security weaknesses related to operating systems, software applications, firmware, network hardware components, as well as network architecture design to identify protection needs and documented policies and procedures.
  • Experience developing and documenting system security requirements and conducting requirements gap analysis.
  • Experience with security monitoring and incident response capabilities.
  • Experience with emerging technologies such as Zero Trust, Cloud Computing, etc.
  • Knowledge of, and practical experience with the NIST Special Publications 800 Series, CNSSI 1253, and DoD 8500.
  • Ability to work independently within a schedule and with little direction.


Desired Skills and Qualifications:

  • Experience with the following: JEE (EJB, JPA, JTA, JAX-B, JAX-RS, JAX-WS), SQL, application servers (Tomcat, WebLogic, JBoss), scripting.
  • Experience with high level requirements management including requirements decomposition, secure systems engineering and development, trade-off analysis, interface control, and testing and continuous integration.
  • Experience in software development on Agile teams using Agile Developer practices such as Pair Programming, TDD, Refactoring, and ATDD.
  • Experience with FITNesse, Mockito, Cucumber, Unified Functional Tester (UFT), Selenium.
  • Experience with Behavior Driven Development (BDD).
  • Secure Software development (i.e., Layer 7 Policy).
  • Experience with the Scaled Agile Framework (SAFe) methodology, SAFe Agilest Certification, or experience as a member of an agile team.
  • Additional experience in J2EE, Python, C/C++, SQL, SOAP, WSDL, Postgres, Oracle, Mongo, PowerShell a plus.

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