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$104k–$166k/yr
Full-time
bachelor degree, postgraduate degree
Posted 36d ago
Apply by Jun 30
~40 hrs/week
Responsibilities
Design and maintain enterprise security architectures aligned with NIST RMF and DoD STIGs across the system development lifecycle. Implement vulnerability management, automate security tasks, and support incident response using tools like Splunk and CyberArk.
Requirements
Requires an active Top Secret clearance with SCI eligibility and a DoD 8570.1-M IAT Level III certification. Candidates need significant experience in security engineering, scripting, and managing security tools across Windows and Linux environments.
Full job description
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 architectures 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 implemented 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.
Qualifications
5 years with BS/BA; 3 years with MS/MA; 9 years in lieu of a BS degree may be considered.
Must possess an active Top Secret with SCI Eligibility
Strong background in networking (TCP/IP, firewalls, VPNs), cloud security (AWS/Azure), Kubernetes, and DevSecOps.
Deep understanding of NIST SP 800-161, NIST RMF, FedRAMP, Common Criteria, ATO package development, and cybersecurity compliance (STIGs).
Hands-on experience managing 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
Proven experience in leading projects and mentoring junior ISSE's.
Present technical briefings to leadership.
Must have a current DoD 8570.1-M IAT Level III certification (SecurityX (CASP), GCIH, CISA, CISSP)
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
$104,000 - $166,000. 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.
Related keywords
NIST SP 800-161FedRAMPCommon CriteriaATO PackageACASQualysAnsibleVMware vSphereGitLabRed Hat Enterprise LinuxUbuntu LinuxTCP/IPVPNAWSAzureCASP
Fearlessly solving the toughest national security challenges.
Industry
Technology, Information and Internet
Company size
10,001+ employees
Founded
2017
Headquarters
Reston, Virginia
LinkedIn followers
159,479
At Peraton, we're at the forefront of delivering the next big thing every day. We're the partner of choice to help solve some of the world's most daunting challenges, delivering bold, new solutions to keep people around the world safer and more secure.
How do we do it? By thinking differently. We're not mired in the past. We look at all problems with fresh eyes. We look past the obvious to bring the best talent, tech, and ideas together to completely transform how things get done. So bring your unique ideas, your entrepreneurial spirit, and your drive to succeed and get ready to be part of something bigger. Get ready to do the can't be done.
________
Recruitment fraud is a growing trend where fraudsters have been known to attempt to use our name to trick job seekers with fake employment opportunities. This type of scam is typically carried out through fake job postings, fake websites, or email accounts claiming to be from Peraton. The intent of recruitment fraud is to gain access to your personal information, such as your banking information, credit card number, or social security number.
Please be aware that our careers site can be found at careers.peraton.com and our corporate site can be found at peraton.com.
To learn more about Recruitment fraud and what to expect and not to expect from a Peraton recruiter, please visit: https://careers.peraton.com/recruitment-fraud/
Offices: 1875 Explorer St, Reston, Virginia 20190, US · 12975 Worldgate Drive, Herndon, VA 20170, US · 6767 Old Madison Pike, #321, Huntsville, AL 35806, US · 1400 Shamrock Avenue, Monrovia, CA 91016, US · 3855 Lewiston St, Aurora, Colorado 80011, US
How much do Government & Public Sector jobs in Washington, DC pay?
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