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Sr. Cyber Security Engineer

Job in Oakton, Fairfax County, Virginia, 22124, USA
Listing for: Chenega Corporation
Full Time position
Listed on 2026-02-28
Job specializations:
  • IT/Tech
    Cybersecurity, Systems Engineer, Network Security, Security Manager
Salary/Wage Range or Industry Benchmark: 90000 - 130000 USD Yearly USD 90000.00 130000.00 YEAR
Job Description & How to Apply Below

Overview

Sr. Cyber Security Engineer — Oakton, VA

Are you ready to enhance your skills and build your career in a rapidly evolving business climate? If so, Chenega Military, Intelligence & Operations Support (MIOS) could be the place for you. Join our team of professionals who support large-scale government operations by leveraging cutting-edge technology and take your career to the next level.

We deliver essential technology services to our customers in support of their missions to sustain national security and economic interests. Securi Gence is seeking an experienced Sr. Cyber Security Engineer to contribute to our success. If you enjoy a fast-paced environment and want to help meet our customers  mission needs, join us and help solve problems with Innovation Through Intelligence.

Responsibilities
  • Responsible for analyzing the security of hardware (SoC, MCU, etc.) and low-level operating system components of consumer devices.
  • Responsible for providing systems security support for the protection of information system assets.
  • Implementation of technology that supports network defense, vulnerability management, and incident response based on our client s unique mission needs.
  • Assess and review risks and work with product engineers to create mitigations.
  • Develop and execute policies, standards, and procedures.
  • Develop and deliver security training, promote awareness, and educate product engineers on technology.
  • Research on the latest standard methodologies, trends, threats, vulnerabilities, and technology frameworks.
  • Splunk subject matter expert, responsible for engineering and maintenance of multiple clustered instances.
  • Implement and maintain security stack components, such as IDS/IPS, firewalls, SIEM, and host-based security systems.
  • Mature the existing Splunk instances to support robust incident detection and insider threat programs.
  • Build system configuration baselines that leverage the Security Content Automation Protocol (SCAP) for both Windows and UNIX/LINUX operating systems.
  • Engineer event log correlation solutions to support effective customer response to security incidents.
  • Conduct incident response actions based on detected events and incidents.
  • Validate and develop cybersecurity requirements.
  • Develop cybersecurity engineering solutions for various aspects of security.
  • Work with stakeholders in functional and technical areas in support of engineering tasks.
  • Provide customers with reports and other informational products.
  • Other duties as assigned.
Qualifications
  • Bachelor s degree and 4+ years of relevant experience
  • 8570 IAT Level 2 Certification (CCNA Security, CySA+, GICSP, GSEC, Security+ CE, CND, or SSCP) or higher
  • Top Secret with SCI eligibility
Knowledge, Skills, and Abilities
  • Experience building and maintaining Splunk instances in a DoD-specific environment.
  • Experience using Splunk or other SIEM to correlate events and identify possible security events and incidents; must be able to track down root causes and work with the CIRT team to conduct incident response actions.
  • Proficiency in UNIX/LINUX and Windows system administration and configuration.
  • Proficiency in networking technologies and principles; routing, switching, subnetting.
  • Familiarity with deployments to and implementation of security functions in virtualized environments (VMware & Hyper-V).
  • Familiarity with Windows, UNIX/LINUX, and applications logs (e.g., database and web server logs).
  • Experience implementing and auditing DISA STIG hardening configurations.
  • Working knowledge of database and operating system security.
  • Understanding of the latest security principles, techniques, and protocols.
  • Ability to function in a fast-paced environment and effectively manage multiple tasks simultaneously, coordinating resources to meet goals.
  • Excellent verbal and written communication skills.
How you’ll grow

At Chenega MIOS, our professional development plan focuses on helping team members at every level to identify and use their strengths to do their best work. We believe there s always room to learn.

We offer opportunities to sharpen skills in addition to hands-on experience in the global, fast-changing business world. From on-the-job learning experiences to…

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