Big Data Analyst and Network Engineer (Top Secret Clearance)

Job Description

Job Description

Job Title: Big Data Analyst & Network Engineer (Top Secret Clearance)
Location: Washington, DC Metro Area (On-site with Federal Customer)
Company: Celestial Innovations Group (CIG)
Clearance Required: Active Top Secret (TS)

Position Overview

Celestial Innovations Group (CIG) is seeking a Big Data Analyst & Network Engineer to support a growing project with an unnamed federal customer in the Washington, DC area. This role is ideal for a well-rounded technologist with strong big data SIEM expertise, cloud systems experience, and a deep understanding of secure government environments.

You'll be part of a mission-focused team working at the intersection of data analytics, cybersecurity, and network engineering, helping deliver secure, scalable, and intelligent solutions.

Core Responsibilities

• Design, implement, and manage SIEM technologies, with preferred experience in any of the following: Sumo Logic, Graylog, Microsoft Sentinel, and Splunk environments
• Develop and maintain advanced SPL (Search Processing Language) queries, dashboards, and alerting solutions.
• Optimize search performance and maintain scalability across large enterprise deployments.
• Onboard and parse data from various sources including Syslog, HEC, APIs, and more.
• Configure and manage Splunk Enterprise Security (ES) and/or IT Service Intelligence (ITSI) modules.
• Maintain and tune correlation searches mapped to the Common Information Model (CIM) across multiple enclaves.
• Automate workflows using REST APIs, Python, and Bash scripting.
• Administer Linux/Unix systems, including shell scripting, patching, and performance tuning.
• Support hybrid cloud environments (e.g., AWS, Azure, GovCloud/SC2S), ensuring high availability and security.
• Troubleshoot system issues and assist with vulnerability remediation and log integration.
• Ensure compliance with federal cybersecurity frameworks, including EO 14028, NIST 800-53, FISMA, and STIG requirements.

Preferred Experience

• Working knowledge of SIEM concepts and operations
• Familiarity with maintaining Authorization to Operate (ATO) requirements in federal environments
• Experience in large-scale Splunk scaling, architecture planning, and performance tuning
• Strong consultative and cross-team collaboration skills

Why Join CIG?

At Celestial Innovations Group, we’re building more than just secure solutions—we’re building a people-first company. We offer:

• Top-tier medical, dental, and vision plans
• Unlimited PTO
• A culture where your contributions are valued and your growth is supported
• The opportunity to be part of a young, fast-growing company making a real impact in national security

Apply now to join a mission-driven team delivering forward-thinking solutions in a critical federal space.