About this opportunity
Peraton lists this Jr Information System Security Engineer (ISSE) opportunity in washington, District of Columbia. Review the employer’s description below for duties, qualifications and application requirements.
Job description
Jr Information System Security Engineer (ISSE)
Location: US-DC-Washington
Responsibilities
Peraton is seeking an Information Systems Security Engineer (ISSE) to support our customer onsite in Washington D.C. Responsibilities include:
Design, implement, and maintain enterprise security architecture aligned with NIST RMF, DoD STIGs, CIS benchmarks, and organizational cybersecurity policies.
Perform security engineering activities across system development lifecycle (SDLC), including requirements analysis, system design reviews, security testing, and accreditation support.
Implement vulnerability management processes utilizing Tenable Nessus, ACAS, and Qualys to identify, assess, and remediate system vulnerabilities.
Integrate cybersecurity requirements into Windows and Linux server environments, cloud infrastructure, virtualization platforms, and containerized applications.
Support incident response and forensic investigations by analyzing security logs, SIEM alerts, network traffic, and endpoint telemetry using Splunk Enterprise.
Develop automation scripts using PowerShell, Bash, and Python to streamline vulnerability remediation, account auditing, compliance reporting, and security monitoring tasks.
Collaborate with system administrators, network engineers, ISSOs, and application teams to remediate security findings and implement secure configuration baselines.
Perform security impact analysis for system changes, software deployments, and infrastructure upgrades to ensure continued compliance and operational security.
Engineer endpoint protection and hardening solutions utilizing Trellix ePO - On-prem, host-based firewalls, and application whitelisting technologies.
Evaluate and implement cybersecurity tools and technologies to improve system security posture, continuous monitoring, and threat detection capabilities.
Produce technical security documentation, architecture diagrams, standard operating procedures (SOPs), and executive-level risk assessment reports.
Experience administrating, configuring, and troubleshooting core modules such as Enterprise Password Vault (EPV), Password Vault Web Access (PVWA), Central Policy Manager (CPM), and Privileged Session Manager (PSM) in CyberArk.
Monitors, analyzes, and detects cyber events and incidents within information systems and networks under general supervision.
Assists with integrated, dynamic cyber defense, coordinates and maintains security toolsets to support organizations' continuous monitoring and ongoing authorization programs.
Establishes a framework by which cyber risk can be measured and quantified in the marketplace.
Determines security requirements by evaluating business strategies and requirements; researching information security standards; conducting system security and vulnerability analyses and risk assessments; studying architecture/platform; identifying integration issues; preparing cost estimates. Implements security systems by specifying intrusion detection methodologies and equipment; directing equipment and software installation and calibration; preparing preventive and reactive measures; creating, transmitting, and maintaining keys; providing technical support; completing documentation. Verifies security systems by developing and implementing test scripts.
Maintains security by monitoring and ensuring compliance to standards, policies, and procedures; conducting incident response analyses; developing and conducting training programs. Responsible for the design, development, implementation, and integration of a DoD IA architectures, systems, or system components for use within computing, network, and enclave environments.
Ensures that the architecture and design of development and operational systems are functional and secure.
This includes designs for program of record systems and special purpose processing nodes with platform IT interconnectivity.
Qualifications
2 years with BS/BA; 0 years with MS/MA; 6 years with no degree
Must possess an active Top Secret with SCI Eligibility
Must be DoD 8570.1-M/8140 IAT Level III certification (SecurityX (CASP), GCIH, CISA, CISSP) compliant
Experience with networking (TCP/IP, firewalls, VPNs), cloud security (AWS/Azure), Kubernetes, and DevSecOps.
Understanding of NIST SP 800-161, NIST RMF, FedRAMP, Common Criteria, ATO package development, and cybersecurity compliance (STIGs).
Experience with using and deploying Tenable Nessus, CyberArk, Trellix, Splunk Enterprise, VMware vSphere, GitLab, Microsoft Windows Server, Red Hat Enterprise Linux and Ubuntu Linux
Experience with scripting and automation with Powershell, Python, Bash and Ansible
EEO
EEO: Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.
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Worksite address
washington, DC, 20022, US
Who can apply
Review the original listing for work authorization, qualifications and employer requirements.