Leidos' Digital Sector is seeking Cyber Analysts with backgrounds in Threat Hunting, Threat Intel, and/or Cyber Fusion to join our Defensive Cyber Operations team in Washington, DC in early 2027. These positions will support our DCO team with protecting federal networked systems and services from threats to national security.
These are hybrid roles that are primarily on-site, with up to 20% telework potential. Core hours are 0600–1600, supporting a team of analysts on 24/7 rotating shifts (days, swings, nights); occasional shift or weekend work may be required to cover gaps.
PLEASE NOTE these positions are expected to become available in Winter/Spring 2027. Recruiters will contact qualified applicants as timeline firms up.
Primary Responsibilities
Threat Hunting
- Develop and execute hypothesis-driven hunt campaigns based on adversary TTPs
- Query and correlate telemetry across cloud, identity, and network infrastructure to surface "low and slow" attacks
- Partner with detection engineering to convert hunt findings into automated SIEM/EDR detection rules
- Build automation for countermeasure deployment and asset isolation
- Use MITRE ATT&CK to proactively search for APT activity
Threat Intelligence
- Produce strategic, operational, and tactical intelligence reports on emerging threats and actor motivations
- Characterize adversary TTPs and build APT profiles using MITRE ATT&CK
- Manage the intelligence lifecycle: PIRs, collection plans, and dissemination
- Evaluate and manage IOC/IOB fidelity within a Threat Intelligence Platform (TIP)
- Deliver Indications & Warnings (I&W) to support hunt and DCO operations
Cyber Fusion
- Synthesize external threat intelligence with internal hunt telemetry into a unified operational picture
- Author Fusion Reports blending forensics and strategic intelligence for leadership
- Correlate global threat activity against internal sensor logs via SIEM/TIP
- Pair vulnerability data with active threat reporting to prioritize remediation
- Maintain the team's "single source of truth" for prioritized threat data
Shared across all tracks
- Maintain situational awareness of the evolving threat landscape and its relevance to the customer enterprise
- Author clear technical reporting and metrics on findings, gaps, and posture improvements
- Collaborate across Hunt, Intel, Engineering, and Fusion functions to ensure intelligence drives defensive action
Basic Qualifications
- Current DoD TS/SCI clearance, and ability to pass additional customer suitability screening prior to start and maintain throughout employment
- Education and experience depending on job level:
- Level III: Bachelor’s degree in a related discipline and 4+ years of relevant work experience OR Master’s degree in a related discipline and 2+ years of relevant work experience. Additional experience may be considered in lieu of degree.
- Level IV: Bachelor’s degree in a related discipline and 8+ years of relevant work experience OR Master’s degree in a related discipline and 6+ years of relevant work experience. Additional experience may be considered in lieu of degree.
- DoD 8570 IAT Level II or higher required to start — e.g., Security+, CySA+, GSEC, SSCP, CASP+ CE, CCNP Security, CISA, GCED, GCIH, or CISSP
- DoD 8570 CSSP Analyst certification required within 180 days of onboarding — e.g., CySA+, Cloud+, GCIA, CEH
- DoD 8570 CSSP Infrastructure Support certification required within 180 days of onboarding — e.g., CySA+, Cloud+, CEH, CND, CHFI, GICSP, SSCP
- Strong knowledge of networking protocols (TCP/IP, DNS, HTTP/S) and security controls (IDS/IPS, next-gen firewalls)
Preferred Skills
- Query languages: SPL (Splunk), KQL (Kusto), or Elastic DSL for large-scale data analysis
- Scripting: Python, PowerShell, or Bash for automation and data enrichment
- Cloud familiarity: AWS, Azure, O365, containerized workloads
- Framework fluency: MITRE ATT&CK, Cyber Kill Chain, Diamond Model of Intrusion Analysis
- DFIR experience (packet capture / endpoint log analysis, root-cause reconstruction)
- Experience with Threat Intelligence Platforms (Anomali, ThreatConnect, MISP) or OSINT/commercial threat portals (Recorded Future, VirusTotal, Mandiant Advantage)
- Prior work in a Cyber Fusion Center (CFC) or Joint Operations Center (JOC)
- AI-driven analytics experience for anomaly/behavioral detection
- Strong analytical writing — translating technical findings into executive-level briefings
#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:September 15, 2026For 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.
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
- Current DoD TS/SCI security clearance
- Ability to pass and maintain additional customer suitability screening
- Level III: Bachelor's degree in a related discipline and 4+ years of relevant experience, or Master's degree and 2+ years; equivalent experience may substitute for degree
- Level IV: Bachelor's degree in a related discipline and 8+ years of relevant experience, or Master's degree and 6+ years; equivalent experience may substitute for degree
- DoD 8570 IAT Level II or higher certification before starting
- DoD 8570 CSSP Analyst certification within 180 days of onboarding
- DoD 8570 CSSP Infrastructure Support certification within 180 days of onboarding
- Strong knowledge of TCP/IP, DNS, HTTP/S, IDS/IPS, and next-generation firewalls
- Experience with SPL, KQL, or Elastic DSL
- Experience with Python, PowerShell, or Bash scripting
- Familiarity with AWS, Azure, O365, and containerized workloads
- Knowledge of MITRE ATT&CK, Cyber Kill Chain, and Diamond Model of Intrusion Analysis
- DFIR experience, including packet capture, endpoint log analysis, and root-cause reconstruction
- Experience with Anomali, ThreatConnect, MISP, Recorded Future, VirusTotal, or Mandiant Advantage
- Prior Cyber Fusion Center or Joint Operations Center experience
- AI-driven analytics experience for anomaly or behavioral detection
- Strong analytical writing and executive-level briefing skills
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.
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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.
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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.
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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
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.









