Cyber Splunk Software Engineer

ResponsibilitiesPeraton is seeking a highly skilled Cyber Splunk Software Engineer to join our mission focused team supporting secure, enterprise level IT environments. In this role, you will design, develop, integrate, and secure advanced software solutions within highly classified infrastructures. You will ensure all engineered capabilities meet the highest DoD cybersecurity standards, including the Joint SAP Implementation Guide (JSIG), Risk Management Framework (RMF), and applicable Technical Reference Architecture (TRA) requirements.As a Cyber Splunk Software Engineer, you will directly strengthen mission systems, enhance cyber situational awareness, and ensure enterprise applications and services remain secure, resilient, and compliant. Your work will support critical national security operations and help shape the future of secure software engineering within classified environments.This position requires deep expertise in Splunk engineering, software security, and secure system integration. You will develop custom Splunk applications, automate cyber workflows, enhance monitoring capabilities, and support continuous assessment of mission systems. You will also contribute to full lifecycle engineering—from concept and prototyping through deployment, sustainment, and continuous monitoring.Key Responsibilities include: Implement, operate, and test advanced software security techniques in compliance with DoD Technical Reference Architecture and mission security requirements.Engineer, customize, and optimize SPLUNK dashboards, apps, queries, and data ingestion pipelines for enterprise cyber operations.Perform ongoing security testing, static/dynamic code analysis, and secure code reviews to strengthen software resilience.Troubleshoot, debug, and resolve complex software, SPLUNK, and system integration issues across classified environments.Design and develop new software solutions that mitigate vulnerabilities and enhance cyber defense capabilities.Contribute to all levels of system and software architecture, including data flows, security controls, and integration patterns.Maintain comprehensive technical documentation, engineering artifacts, and security compliance records.Consult team members on secure coding practices, SPLUNK best practices, and defensive software engineering techniques.Develop familiarity with emerging tools, frameworks, and industry best practices to continuously improve mission capabilities.Support RMF, JSIG, and DoD cybersecurity compliance activities, including control implementation, validation, and continuous monitoring.Automate security and operational tasks using scripting, APIs, and SPLUNK automation capabilities.Engineer and secure collaboration platforms and enterprise services operating in highly classified environments.Provides engineering designs for new software solutions to help mitigate security vulnerabilities.QualificationsRequired Qualifications:BS/BA with 8+ years relevant experience, MS and 6+ years relevant experience; 4 additional years of relevant experience may be considered in lieu of a degree.Requires Top Secret clearance with SCI eligibilityDoD 8140 Intermediate or Advanced certification (IAT II/IAT III or equivalent).5+ years of experience in software engineering, cyber engineering, or secure system development.Hands on experience with Splunk Enterprise, Splunk ES, Splunk app development, and SPLUNK data onboarding.Experience integrating Splunk with enterprise security tools (ACAS, HBSS/ESS, EDR platforms).Strong proficiency in secure coding, software testing, debugging, and vulnerability mitigation.Experience implementing RMF, JSIG, STIGs, and DoD cybersecurity controls.Proficiency with Python, Java, or similar languages used for secure software development.Experience engineering solutions in classified or highly regulated environments.Ability to produce high quality technical documentation and architectural artifacts.Preferred Qualifications:Experience with Zero Trust architectures, advanced analytics, or cyber automation.Familiarity with DevSecOps pipelines, CI/CD, and secure software deployment practices.Experience with SIEM tuning, log normalization, and cyber threat detection engineering.Background in cloud technologies (AWS, Azure, or DoD cloud environments).Peraton OverviewPeraton 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.EEOEEO: Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.Job SummaryRequisition ID: 2026-169792Position Category: Information TechnologyClearance: Top Secret/SCI