Senior Cybersecurity Engineer

Peraton is seeking a Senior Cybersecurity Engineer to design, implement, secure, and maintain Splunk environments that power federal cybersecurity operations and enterprise security analytics within a government contracting setting. The role is onsite in Washington, DC and demands a doctoral degree with extensive experience in distributed Splunk architectures to guide mission-critical security initiatives.

Responsibilities

• Design, implement, administer, and optimize enterprise Splunk architectures to support federal cybersecurity operations and mission requirements.
• Engineer and sustain scalable data ingestion, indexing, normalization, correlation, visualization, alerting, and reporting across classified and unclassified environments.
• Develop and maintain Splunk Enterprise Security use cases, correlation searches, dashboards, threat detections, and automated alerting capabilities.
• Collaborate with government customers, ISSOs, ISSMs, SOC analysts, system administrators, and program leadership to gather operational and compliance requirements.
• Integrate Splunk with enterprise security technologies including firewalls, IDS/IPS, EDR solutions, vulnerability management tools, identity and access management systems, cloud security platforms, and network monitoring solutions.
• Support Security Operations Center activities such as threat hunting, incident response, forensic investigations, and continuous monitoring initiatives.
• Implement cybersecurity best practices and hardening standards for Splunk infrastructure in alignment with federal security requirements.
• Ensure Splunk environments comply with federal cybersecurity frameworks such as NIST 800-53, RMF, FISMA, DOE directives, Zero Trust Architecture, and CDM requirements.
• Develop custom Splunk applications, APIs, scripts, and automation workflows to improve operational efficiency and security visibility.
• Conduct system upgrades, patch management, performance tuning, troubleshooting, and capacity planning for distributed Splunk environments.
• Support Authority to Operate processes by developing and maintaining cybersecurity documentation, artifacts, and audit evidence.
• Create and maintain architecture diagrams, standard operating procedures, security documentation, and technical implementation guides.
• Provide technical leadership, mentorship, and guidance to junior engineers and cybersecurity analysts.
• Participate in cybersecurity assessments, audits, tabletop exercises, and compliance reviews.

Requirements

• Education and experience: Minimum of 16 years with high school; 12 years with a bachelor’s degree; 10 years with a master’s degree; 7 years with a Ph.D.; equivalent experience may be substituted. A bachelor’s degree in Cybersecurity, Information Technology, Computer Science, Engineering, or related field is required.
• Strong expertise in distributed Splunk architectures.
• Experience supporting Security Operations Centers (SOC) and enterprise continuous monitoring programs.
• Proven history of implementing and maintaining systems in compliance with NIST 800-53, RMF, FISMA, Zero Trust Architecture, and DOE or other federal directives.
• Solid understanding of cybersecurity principles including threat detection, incident response, vulnerability management, identity management, and network security.
• Excellent analytical, troubleshooting, and communication skills.
• Ability to work effectively in fast-paced, mission-focused government environments.
• Ability to obtain a DOE Q/SCI clearance.

Technologies

• Splunk
• Splunk Enterprise Security (ES)

Benefits

• Medical
• Dental
• Vision
• Life
• Health savings account
• Short-term disability
• Long-term disability
• Employee Assistance Program (EAP)
• Parental leave
• 401(k)
• Paid time off (PTO) for vacation
• Company paid holidays

Details

Target salary range: $135,000 - $216,000 per year. Final compensation is determined by the scope and responsibilities of the role, candidate experience, education, skills, and geographic location.

Benefits statement: Peraton offers eligible employees a comprehensive benefits package, including medical, dental, vision, life, health savings account, disability coverage, EAP, parental leave, 401(k), PTO, and company-paid holidays. A full list is available at the Peraton careers site.

Application timeline: The posting is open for about 30 days from the listed date, subject to change based on business needs and candidate availability. Applicants may be asked to participate in on-camera interviews and identity verification as part of the process.

EEO: Peraton is an equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.