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Defensive Cyber Operations Analyst

Leidos
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Washington, DC, USA
May 06, 2026

The Leidos Digital Modernization sector is continuously looking for Defensive Cyber Operations Analysts interested in joining our team in Washington, DC. We hire for these roles on an ongoing basis and our recruiting team will contact applicants as positions become available.

Our team supports our customer’s mission to protect federal networked systems and services from cyber threats, as a 24x7, mission critical operation. This position is primarily on-site, working a (4x10) or (5x8) static schedule, with potential for up to 20-25% telework. Shifts include Days, Swings and Mids. Shift availability will vary based on program needs and manning levels. Requested shift assignments are considered but not guaranteed. Shifts are based on both preference and contract requirements. Applicants must remain flexible to potential shift modifications in order to assist in meeting minimum staffing requirements. All new hires’ initial 4-6 weeks will be spent on weekday Day Shift to complete onboarding, training and familiarization.

PRIMARY RESPONSIBILITIES:

  • Perform computer network incident detection, and response activities to detect, correlate, identify and characterize anomalous activity that may be indicative of threats to the enterprise.
  • Monitor various security tools and applications for possible malicious activities, investigate any associated alerts or indicators, and develop recommendations for a course of action, including mitigation strategies as necessary.
  • Follow Standard Operating Procedures and perform duties with strong attention to detail, ensuring that all system checks are performed in a timely manner and all documentation is complete and accurate.
  • Work to influence project/team leads regarding solution design, process and/or approaches.
  • Review investigations, reports and communications of juniors and peers to ensure accuracy and clarity of communications.
  • Develop and conduct briefings to senior management.
  • Requires good technical writing skills as each event, including the associated analysis, are documented in a ticketing system for review and action.
  • Requires excellent communication skills as we are collocated with our customer and regular face-to-face interaction is necessary throughout the day, as well as significant coordination and communication between team members.

BASIC QUALIFICATIONS:

  • Active DoD TS/SCI security clearance.
  • Ability to pass additional customer suitability screening(s) prior to start
  • Bachelor's Degree and 4 years of experience; additional years of professional and/or military experience may be considered in lieu of degree.
  • Current DoD 8570 IAT Level II Certification (e.g. Sec CE) or higher at time of start
  • Current DoD 8570 CSSP Analyst Certification (e.g. CEH), or ability to obtain one within 180 days of starting.
  • Current DoD 8570 CSSP Infrastructure Support Certification (e.g. CEH, CySA , SSCP), or ability to obtain one within 180 days of starting.
  • Strong computing system knowledge, particularly networking, including a knowledge of communication protocols and familiarity with common computing security elements such as IDS/IPS systems and firewalls.
  • Experience evaluating packet captures.

PREFERRED QUALIFICATIONS:

  • Prior CND and/or SOC experience.
  • Familiarity with computing security frameworks such as cyber kill chain and att&ck.
  • Monitoring of intrusion detection and computer defense appliances and applications, and analysis of associated alerts.
  • Documenting analysis and providing response recommendations.

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting:

July 15, 2025

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $87,100.00 - $157,450.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Security Clearance

TS/SCI
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