Leidos' Digital Modernization sector is seeking a SOC Analyst to join our team in Alexandria, VA. This position will be supporting Day Shift. Applicants must have a minimum Top Secret with ability to obtain SCI and at least 1 year of experience of incident handling/response in a Security Operations Center (SOC) environment. Primary Responsibilities: Utilize alerts from endpoints, IDS/IPS, netflow, and custom sensors to identify compromises on customer networks/endpoints. Perform junior- to intermediate-level review of massive log files, pivot between data sets, and correlate evidence for incident investigations. Pass triaged alerts to senior-level SOC personnel and assist in identifying malicious actors on customer networks. Document analysis, findings, and actions in a case/knowledge management system. Support senior-level SOC personnel with the creation and distribution of incident reports to customers and higher headquarters. Required Clearance and Certifications: Must have an active DoD Top Secret clearance with ability to obtain SCI Must have DoD 8570 IAT II or higher certification (such as CompTIA Security+ CE, ISC2 SSCP, SANS GSEC, etc.) prior to starting. Must be able to obtain DoD 8570 CSSP-Analyst certification (such as CEH, CySA+, GCIA, etc.) within 6 months of starting. Required Qualifications: Bachelor's degree and 4+ years of prior relevant experience; additional military service and/or relevant work experience may be considered in lieu of degree. 1+ years of prior incident handling/response experience. 1+ years of experience working in a SOC environment. CND experience (Protect, Detect, Respond and Sustain) within a Computer Incident Response organization. Demonstrated understanding of the life cycle of network threats, attacks, attack vectors and methods of exploitation with an understanding of intrusion set tactics, techniques and procedures (TTPs). Demonstrated sound understanding of TCP/IP, common networking ports and protocols, traffic flow, system administration, OSI model, defense-in-depth and common security elements. Motivated self-starter with strong written and verbal communication skills, and the ability to create complex technical reports on analytic findings Demonstrated commitment to training, self-study and maintaining proficiency in the technical cybersecurity domain and an ability to think and work independently Strong analytical and troubleshooting skills. Willing to perform shift work, including weekend hours. Preferred Qualifications: Demonstrated hands-on experience analyzing high volumes of logs, network data (e.g. Netflow, Full Packet Capture), and other attack artifacts in support of incident investigations. In-depth knowledge of architecture, engineering, and operations of at least one enterprise SIEM platform (e.g. ArcSight, Splunk, Nitro/McAfee Enterprise Security Manager, QRadar, LogLogic). Experience and proficiency with any of the following: Anti-Virus, HIPS/HBSS, IDS/IPS, Full Packet Capture, Network Forensics. Experience with malware analysis concepts and methods. Unix/Linux command line experience. Scripting and programming experience. Motivated self-starter with strong written and verbal communication skills, and the ability to create complex technical reports on analytic findings. Familiarity or experience in Intelligence Driven Defense, Cyber Kill Chain methodology, and/or MITRE ATT&CK framework. About our Program: Through the J6 Penetration Handling, Incident, System Health (PHISH) support services task order on the GSM-O contract, we provide IT products, services and solutions to the Pentagon and other National Capitol Region DoD offices for them to meet mission and business requirements. Our Cybersecurity team performs cyber defensive actions in support of J6, including monitoring network and end point data to prevent, detect, respond and recover from adversarial activities. 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: December 5, 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. Leidos Leidos is a Fortune 500® innovation company rapidly addressing the world's most vexing challenges in national security and health. The company's global workforce of 47,000 collaborates to create smarter technology solutions for customers in heavily regulated industries. Headquartered in Reston, Virginia, Leidos reported annual revenue of approximately $15.4 billion for the fiscal year ended December 29, 2023. For more information visit Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available here. Securing Your Data Leidos will never ask you to provide payment-related information at any part of the employment application process. And Leidos will communicate with you only through emails that are sent from a Leidos.com email address. If you receive an email purporting to be from Leidos that asks for payment-related information or any other personal information, please report the email to spam.leidos@leidos.com. Commitment and Diversity All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.