T1 Cyber Network Defense Analyst - Day Shift (w/ ...

Tier 1 Cyber Network Defense Analyst - Shift Schedule (w/ active TS)Location: Washington, DC Full-time, Hybrid Clearance: TS/SCI Shift Schedule: Day Shift 7am - 7pm ET Salary Range: $58,000 - $74,000 JOB DESCRIPTIONCritical Solutions has an immediate opening for a Tier 1 Cyber Network Defense Analyst (CNDA) to support our federal customer in Washington, DC. The Tier 1 Cyber Network Defense Analyst (CNDA) will be part of a team that provides security operations center (SOC) support, cyber analysis, application development, and a 24x7x365 support staff. Candidates must have the ability to work non-core hours, if necessary.Duties include network security monitoring and detection. Proactively searching for threats. Inspect traffic for anomalies and new malware patterns. Investigate and analyze logs. Provide analysis and response to alerts, and document activity in SOC investigations and Security Event Notifications (SENs). PRIMARY ROLES AND RESPONSIBILITIES: Utilize a SIEM for enterprise monitoring and detectionCreate Security Event Notifications to document investigation findingsPerform critical thinking and analysis to investigate cyber security alertsAnalyze network traffic using enterprise tools (e.g. Full PCAP, Firewall, Proxy logs, IDS logs, etc)Collaborate with team members to analyze an alert or a threatStay up to date with latest threatsMonitor shared email box for notifications and requestsUtilize OSINT to aid in their investigationContribute to content tuning requests BASIC QUALIFICATIONS: Active TS/SCI and must be able to obtain and maintain an Entry on Duty (EOD) clearancemust have the ability to work non-core hours, if necessary.Bachelor's degree in Computer Science, Engineering, Information Technology, Cybersecurity, or related field AND a minimum of two (2) years professional experience in the areas listed below: Network AdministrationUnix/Linux AdministrationSoftware engineeringSoftware developmentSystems administrationHelp desk/IT support The ideal candidate is a self-motivated individual in pursuit of a career in cyber security.Familiarity with a SOC's purpose and role within an organizationGeneral understanding of common network ports and protocols (e.g. TCP/UDP, HTTP, ICMP, DNS, SMTP, etc)Familiarity with network topologies and network security device functions (e.g. Firewall, IDS/IPS, Proxy, DNS, etc).Familiarity with packet analysis tools such as WiresharkAble to perform critical thinking and analysis to investigate cyber security alertsFamiliarity with common malware and attack vectorsFamiliarity with Windows operating systems and standard OS loggingFamiliarity with Antivirus, DLP, and host based firewallsMust have one of the following certifications: A+ CE, CCNA-Security, CND, Network+ CE, SSCP, Security+, CySA+ PREFERRED QUALIFICATIONS: Familiar with SOC methodologies and processesFamiliarity with scripting languages (e.g. Python, Powershell, Javascript, VBS etc) SHIFT SCHEDULE:Shift schedule will be determine at the time of the start date Day Shift Front: 7am - 7pm ET, Sunday - Tuesday and every other Wednesday (8hr shift)Day Shift Back: 7am - 7pm ET, Thursday - Saturday and every other Wednesday (8hr shift)Must have the ability to work non-core hours, if necessary. LOCATION: This is a hybrid role with expectations of being on the client site most days.Must be willing and able to commute to Washington, DC ADDITIONAL INFORMATION:CLEARANCE REQUIREMENT: Must possess an active DoD Top Secret Clearance. In addition, selected candidate must undergo background investigation (BI) and finger printing by the federal agency and successfully pass the preceding to qualify for the position. US CITIZENSHIP IS REQUIREDCRITICAL SOLUTIONS PAY AND BENEFITS: Salary range $58,000 - $74,000. The salary range for this position represent the typical salary range for this job level and this does not guarantee a specific salary. Compensation is based upon multiple factors such as responsibilities of the job, education, experience, knowledge, skills, certifications, and other requirements.BENEFIT SNAPSHOT: 100% premium coverage for Medical, Dental, Vision, and Life Insurance, Supplemental Insurance, 401K matching, Flexible Time Off (PTO/Holidays), Higher Education/Training Reimbursement, and more

Created: 2026-03-04