Defensive Cyber Operations Analyst

Posted 3 Days Ago
Be an Early Applicant
Washington, DC, USA
In-Office
87K-157K Annually
Mid level
Information Technology • Software
The Role
Perform 24/7 defensive cyber operations: detect, investigate, and characterize network incidents; monitor security tools; analyze PCAPs and logs; document findings; provide mitigation recommendations; brief senior leadership; follow SOPs and coordinate with customers and teammates.
Summary Generated by Built In

The Leidos Digital Modernization sector is seeking Defensive Cyber Operations Analysts to support a Defensive Cyber Operations (DCO) team in Washington, DC. Our team provides mission critical, 24/7 operational support to the customer’s mission of protecting federal networked systems and services from cyber threats impacting national security. We hire for these roles on an ongoing basis and our recruiting team will contact applicants as positions become available.

This is a hybrid position with the potential for up to 20% Telework.  Shifts include Days, Swings and Mids. Shift availability will vary based on program needs and staffing levels.  All new hires’ initial 4-6 weeks will be spent on weekday Day Shift to complete onboarding, training and familiarization.  Applicants must remain flexible to potential shift modifications to assist in meeting minimum staffing requirements.

PRIMARY RESPONSIBILITIES:

  • Incident Detection & Characterization: Perform computer network incident detection and response activities to detect, correlate, identify, and characterize anomalous activity indicative of enterprise threats.
  • Continuous Security Monitoring: Monitor various security tools and applications for malicious activities, investigate associated alerts or indicators, and develop mitigation strategies and courses of action.
  • Operational Rigor: Follow Standard Operating Procedures (SOPs) with strong attention to detail, ensuring all system checks are performed timely and all documentation is complete and accurate.
  • Technical Leadership & Influence: Work to influence project/team leaders regarding solution design and process approaches; review investigations and reports of peers to ensure accuracy and clarity.
  • Senior-Level Briefing: Develop and conduct technical briefings to senior management, translating complex security events into actionable business or mission intelligence.
  • Detailed Documentation: Maintain high-quality technical writing standards, documenting every event and associated analysis within the ticketing system for audit and follow-on action.
  • Collaborative Coordination: Exercise excellent communication skills for regular face-to-face customer interaction and high-tempo coordination between team members in a collocated environment.
  • Adaptive Defense: Support the CSSP in providing detect, response, mitigation, and recovery capabilities by monitoring network/host/application security devices.

BASIC QUALIFICATIONS:

  • All positions require a Bachelor's Degree in a related discipline as well as professional, directly relevant experience depending on job level (Level II: 2+ years of experience, Level III: 4+ years of experience, Level IV: 8+ years of experience). Additional years of professional and/or military experience may be substituted in lieu of degree.
  • DoD 8570 IAT Level II/III: Must hold an IAT Level II or higher certification (or obtain within 180 days). (e.g., CompTIA Security+, CySA+, GSEC, SSCP) or (CASP+ CE, CCNP Security, CISA, GCED, and GCIH).
  • DoD 8570 CSSP Analyst: Must hold a CSSP Analyst certification (or obtain within 180 days). (e.g., CompTIA CySA+, Cloud+, GIAC GCIA).
  • DoD 8570 CSSP Infrastructure Support: Must hold a CSSP Infrastructure Support certification (or obtain within 180 days). (e.g., CompTIA CySA+, Cloud+, EC-Council CEH, CND, CHFI, GIAC GICSP, and ISC2 SSCP).
  • Technical Proficiency: Strong computing system knowledge, particularly networking, including communication protocols and familiarity with common security elements such as IDS/IPS and firewalls.
  • Data Analysis: Direct experience evaluating packet captures (PCAP) and logs to identify malicious traffic and verify security events.
  • Security Clearance: Current DoD TS/SCI security clearance and ability to pass additional customer suitability screenings prior to start and maintain throughout employment.

PREFERRED SKILLS:

  • SOC Excellence: Prior experience working in a Cyber Network Defense (CND) or Security Operations Center (SOC) environment.
  • Framework Expertise: Demonstrated familiarity with security frameworks such as the Lockheed Martin Cyber Kill Chain and MITRE ATT&CK.
  • Intrusion Analysis: Specialized experience in the monitoring of intrusion detection appliances and the analysis of complex, multi-stage alerts.
  • Response Recommendation: Proven track record of documenting technical analysis and providing defensive response recommendations to senior stakeholders.
  • Platform Familiarity: Experience working with SIEM platforms (Splunk, Elastic, or similar) to perform data correlation and search queries.

#nebo

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:August 11, 2026

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.

Skills Required

  • Bachelor's Degree in a related discipline (or equivalent experience)
  • Level II: 2+ years, Level III: 4+ years, Level IV: 8+ years of directly relevant experience (varies by position)
  • DoD 8570 IAT Level II or higher certification (or obtain within 180 days) (e.g., CompTIA Security+, CySA+, GSEC, SSCP, CASP+ CE, CCNP Security, CISA, GCED, GCIH)
  • DoD 8570 CSSP Analyst certification (or obtain within 180 days) (e.g., CompTIA CySA+, Cloud+, GIAC GCIA)
  • DoD 8570 CSSP Infrastructure Support certification (or obtain within 180 days) (e.g., CompTIA CySA+, Cloud+, EC-Council CEH, CND, CHFI, GIAC GICSP, ISC2 SSCP)
  • Strong computing system knowledge, particularly networking and communication protocols
  • Experience evaluating packet captures (PCAP) and logs to identify malicious traffic and verify security events
  • Current DoD Top Secret/SCI security clearance and ability to pass additional customer suitability screenings prior to start and maintain throughout employment
  • Willingness to work hybrid in Washington, DC with shift flexibility (Days, Swings, Mids) and initial weekday day-shift for onboarding

Leidos Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Leidos and has not been reviewed or approved by Leidos.

  • Healthcare Strength Healthcare coverage is described as comprehensive, with multiple plan options, low office-visit copays in some plans, and access to mental health and wellness support tools. The availability of HSA/FSA options and employer contributions is positioned as a meaningful part of the total package.
  • Retirement Support Retirement benefits are framed as a strong component of total rewards, highlighted by a 401(k) match and immediate vesting in the standard package. The Employee Stock Purchase Plan is also presented as an additional long-term wealth-building feature.
  • Wellbeing & Lifestyle Benefits Wellbeing and lifestyle supports extend beyond core insurance, including wellness programs, fitness-related stipends, and assistance resources. Work flexibility and related perks are also included as part of the broader rewards experience.

Leidos Insights

Am I A Good Fit?
beta
Get Personalized Job Insights.
Our AI-powered fit analysis compares your resume with a job listing so you know if your skills & experience align.

The Company
HQ: Reston, VA
27,104 Employees
Year Founded: 1969

What We Do

We Are Leidos For 50 years we have been tackling some of the biggest problems that face our nation and our world. OUR MISSION Through our culture of innovation and history of performance, we develop deep customer trust built on integrity and create enduring solutions that improve our world. Leidos is a science and technology solutions leader working to address some of the world’s toughest challenges in the defense, intelligence, homeland security, civil, and healthcare markets. The company’s 43,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Va., Leidos reported annual revenues of approximately $11.09 billion for the fiscal year ended January 3, 2020. Leidos was cited for the meaningful work employees perform that is challenging, impactful, and aligned with our customers’ missions as reasons professionals want to work and stay at our company. Leidos has also been named to lists including Forbes’ Best Employers for Diversity, Forbes’ America’s Best Employers for Women, Military Times Best for Vets Employers, and Ethisphere Institute’s World's Most Ethical Companies®. Employees enjoy career enrichment opportunities available through mobility and development and experience rewarding relationships with supportive supervisors and talented colleagues and customers. Employees appreciate our flexible work environment, allowing for and encouraging a true work-life balance. Our professionals are also excited about our Employee Resource Groups, like the newly launched Collaborative Outreach with Remote and Embedded Employees (CORE), which strives to create an environment where every employee, regardless of location, feels fully engaged as a valued employee of Leidos. Your most important work is ahead.

Similar Jobs

Applied Systems Logo Applied Systems

Sr Data Governance Manager/ Data Governance Lead

Cloud • Insurance • Payments • Software • Business Intelligence • App development • Big Data Analytics
Remote or Hybrid
2 Locations
3079 Employees
100K-160K Annually

Applied Systems Logo Applied Systems

Sr. Talent Acquisition Partner

Cloud • Insurance • Payments • Software • Business Intelligence • App development • Big Data Analytics
Remote or Hybrid
United States
3079 Employees

MetLife Logo MetLife

Associate Manager - Complaints & Grievances - 19642

Fintech • Information Technology • Insurance • Financial Services • Big Data Analytics
Remote or Hybrid
United States
43000 Employees
78K-104K Annually

Identity Digital Logo Identity Digital

Business Development, Financial Services (Contractor)

Consumer Web • eCommerce • Internet of Things
Remote or Hybrid
United States
240 Employees
130K-150K Annually

Similar Companies Hiring

Golden Pet Brands Thumbnail
Digital Media • eCommerce • Information Technology • Marketing Tech • Pet • Retail • Social Media
El Segundo, California
178 Employees
Kepler  Thumbnail
Fintech • Software
New York, New York
6 Employees
Onshore Thumbnail
Artificial Intelligence • Fintech • Software • Financial Services
New York, New York
60 Employees

Sign up now Access later

Create Free Account

Please log in or sign up to report this job.

Create Free Account