> Markdown version of [/jobs/ext/4281897-security-analyst](https://www.wearedevelopers.com/jobs/ext/4281897-security-analyst). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Security Analyst - **Company:** ATOM CYBER SECURITY LLC - **Location:** Tinley Park, IL, United States - **Experience:** Starter - **Salary:** $55,000.0 - $65,000.0 - **Contract:** Permanent contract - **Skills:** Microsoft Windows, CompTIA Security+, Cyber Security, Computer Networks, Disaster Recovery, Domain Name System (DNS), Intrusion Detection and Prevention, Intrusion Detection Systems, Virtual Private Networks (VPN), Python (Programming Language), Log Analysis, Microsoft Security Essentials, Network Architecture, Windows PowerShell, Red Team (Cyber Security), Server Administration, Security Information and Event Management, SQL Databases, TCP/IP, Wireless Access Point, Mitre Att&ck, Firewalls (Computer Science), Microsoft InTune, Information Technology, Cybercrime, CIS Benchmarks, Splunk, Vulnerability Analysis - **Published:** October 31, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=6ea47da2a9670885 ## About the Role * Associate's or Bachelor's degree in Cybersecurity, Computer Science, or a related field (or equivalent experience) or 1-2 years of experience in IT, cybersecurity, or a SOC environment is preferred but not required. Technical Skills: * Familiarity with security technologies such as SIEM (e.g., Splunk, Sentinel) EDR, Business Continuity/BDR, firewalls, IDS/IPS, and DLP solutions. * Basic understanding of networking concepts (TCP/IP, DNS, VPNs, etc.). * Knowledge of common cyber threats, attack vectors, and frameworks (e.g., MITRE ATT&CK). * Basic scripting or query knowledge (e.g., Python, PowerShell, or SQL) is a plus. Certifications (Preferred): * CompTIA Security+, CySA+, or equivalent. * Certified SOC Analyst (CSA), CEH, or other relevant certifications. * CCNA * AZ-104 * MS-102 (Microsoft 365 Administrator) * Cisco Meraki Solutions Specialist Key Competencies: * Strong analytical and problem-solving skills. * Excellent written and verbal communication. * Ability to work under pressure and handle multiple tasks simultaneously. * High level of integrity, professionalism, and attention to detail. * Willingness to learn and adapt to evolving cybersecurity challenges. * Working proficiency across the Microsoft security stack: Sentinel, Defender XDR, Intune, Entra ID. * US Person (US citizen or LPR); eligible for background check and ITAR/EAR training. ## Description * Continuously monitor security tools and platforms for alerts and suspicious activity. * Analyze logs and network traffic to identify potential threats or anomalies. * Validate and categorize alerts based on severity, urgency, and relevance. * Work to improve client security posture Operational Support: * Monitor and maintain system and configuration backups to support disaster recovery efforts * Assist in the creation and tuning of detection rules to improve monitoring capabilities. * Perform routine checks to ensure the health and performance of security tools and technologies. * Analyzes and investigates the customer needs through remote diagnostics and qualifying questions over the phone * Solves complex system and network problems using logic and knowledge * References and contributes to Atom cybersecurity knowledge base * Communicates and works effectively as a team with colleagues to solve client issues * Assist in server administration, network backups, installs, and special projects * Supports wireless access points, switches, firewalls, and other critical network infrastructure components * Routinely uses computer and network knowledge to troubleshoot and find the best solution for customer IT needs * Willing to gain certifications on Atom Cybersecurity-supported products, software and hardware systems * Consistently reviews and prioritizes tickets and workload * Documents troubleshooting steps and final resolution to ensure continuity in support * Encourages and builds positive relationships and communicates effectively with co-workers, customers and third-party vendors * Performs other duties as assigned * This is an in-office position with up to 50% travel Security Hardening and Defense * Participate in implementing and maintaining security tools, including firewalls, endpoint protection, and threat detection systems. * Develop and enforce security baselines, policies, and procedures for systems and infrastructure. * Assist in configuring detection rules and tuning security systems to reduce false positives and improve detection accuracy. * Recommend and implement security patches, configurations, or compensating controls to address vulnerabilities. * Assist in Incident Response efforts in event of a security breach * Triage security tickets from various alert systems. * Potential opportunities to participate in some red team activities at times. * Performs additional duties as assigned.