Information Systems Security Engineer (ISSE)

peraton· Cyber Security
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📍 Linthicum, MD, USFULL TIME💰 USD 135K–216K

About this role

Responsibilities

Peraton is seeking a Information Systems Security Engineer (ISSE) in our Linthicum, MD office in support of our Department of Defense (DoD) customer as part of a highly talented, highly motivated, and high-performing team. This position offers a unique opportunity to work at the forefront of cyber investigations, digital forensics, cyber threat analysis, and mission support in a dynamic and collaborative environment. The successful candidate will contribute to protecting national security interests by leveraging technical expertise, analytical skills, and innovative problem-solving to address complex cyber challenges. Individuals who are passionate about cybersecurity, committed to excellence, and eager to make a meaningful impact are encouraged to apply.

 

The successful candidate will perform the following:

  • Support the ISSO with Log Review/Analysis using SIEM tools (Splunk, etc.) to determine appropriate actions.
  • Conduct Vulnerability Analysis and Review of ACAS scans.
  • Assist with analysis and completion of DISA STIGs to ensure STIG-compliant solutions.
  • Utilize DevOps, SecOps methodologies to analyze and ensure that development requirements effectively integrate security requirements throughout the entire process.
  • Ensure ConMon requirements are addressed at the system level.
  • Coordinate security activities with system leads, ISSO’s and program managers.
  • Determine, design, implement, and evaluate the security requirements and measures of computer systems and networks.
  • Assess potential risks, mitigation measures, residual risks, and providing recommendations to stakeholders.
  • Develop and implement technical solutions to address security vulnerabilities.
  • Conduct risk assessments and provide recommendations for mitigating risks.
  • Lead the technical aspects of internal security audits and investigations.
  • Ensure compliance with government regulations and industry standards.

Qualifications

Required Qualifications:

  • Experience working with software developers and architects to understand security requirements.
  • Experience guiding application developers on security policy, identifying security requirements, providing technical guidance for the satisfaction of requirements.
  • DISA STIGs and STIG Viewer experience.
  • Hands-on experience in developing and validating control implementations and test procedures.
  • Knowledge of current security risks and protocols.
  • Certifications: Active IAT Level II certification (CompTIA Security+ preferred).
  • Security Clearance: Active Top Secret with SCI eligibility.
  • Education: Bachelor’s degree and 8+ years of experience, or Master’s Degree and 6+ years of experience, or 3 years with PhD. A degree in one of the following fields of study is highly desired: Information Technology, Computer Science, Cybersecurity, Information Systems, Software Engineering, or Data Science. However, an additional 4 years of relevant experience or specialized training may be considered in lieu of Bachelor's degree.

Desired Qualifications:

  • Certifications: CASP+, CISM, CISSP-ISSAP, CISSP-ISSMP, FITSP-D, GCIA, GCSA, GICSP, GSEC, GDSA, GICSP, GMON, CCSP, CISSO, Cloud+, or CSSLP.
  • Experience transitioning from RMF v4 to v5.
  • Basic understanding of identity and access management system capabilities and configuration.
  • Experience with cloud computing platforms such as AWS and Azure.
  • Experience with TASKORDS, OPORDS, etc.
  • Experience leading Cybersecurity (ISSO & ISSE) teams.
  • Experience working with Redhat or CentOS Linux operating systems.
  • Experience working in a DevSecOps.
  • Creating and using security tools and processes for scanning, testing, monitoring, and reporting.
  • Experience in planning and overseeing configuration changes for major applications across multiple networks.
  • Good analytic and problem-solving skills.

Peraton Overview

Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees do the can’t be done by solving the most daunting challenges facing our customers. Visit peraton.com to learn how we’re keeping people around the world safe and secure.

Target Salary Range

$135,000 - $216,000. This represents the typical salary range for this position. Salary is determined by various factors, including but not limited to, the scope and responsibilities of the position, the individual’s experience, education, knowledge, skills, and competencies, as well as geographic location and business and contract considerations. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay.

EEO

EEO: Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.

Frequently Asked Questions

What is the salary for the Information Systems Security Engineer (ISSE) role at peraton?
The listed salary for this Information Systems Security Engineer (ISSE) position at peraton is USD 135K–216K. This is an FULL TIME role.
Where is the Information Systems Security Engineer (ISSE) position at peraton located?
This Information Systems Security Engineer (ISSE) role at peraton is based in Linthicum, MD, US. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Information Systems Security Engineer (ISSE) role at peraton full-time or part-time?
This is listed as a FULL TIME position. It is posted as a Information Systems Security Engineer (ISSE) role in the Cyber Security department at peraton.
Which team or department does the Information Systems Security Engineer (ISSE) at peraton belong to?
This Information Systems Security Engineer (ISSE) position is part of the Cyber Security department at peraton. See the full job description for more information about the team structure and responsibilities.
How do I apply for the Information Systems Security Engineer (ISSE) position at peraton?
Click the "Apply Now" button on this page. You will be redirected to peraton's official application portal hosted on icims where you can submit your application directly.
When was the Information Systems Security Engineer (ISSE) job at peraton posted?
This Information Systems Security Engineer (ISSE) position at peraton was posted on Sep 2, 2026. Apply as soon as possible — early applications are often reviewed first.
Information Systems Security Engineer (ISSE)
peraton · 💰 USD 135K–216K
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