Senior Endpoint Protection Analyst

Koniag Government Services, LLC•Washington, DC

4d•$140,000 - $180,000

About The Position

Koniag Operation Services, a Koniag Government Services company, is seeking an experienced Senior Endpoint Protection Analyst to join a cybersecurity team dedicated to protecting critical IT infrastructure and ensuring the security and integrity of enterprise endpoint environments. This position requires the ability to obtain a Public Trust Clearance to support our government customer. The ideal candidate is a highly skilled, proactive cybersecurity professional who is passionate about endpoint security, threat detection, and incident response, and possesses the technical depth and analytical expertise to identify, investigate, and mitigate complex endpoint threats in a fast-paced, mission-driven environment. The Senior Endpoint Protection Analyst will serve as a senior-level subject matter expert responsible for the administration, monitoring, analysis, and continuous improvement of enterprise endpoint protection solutions. This individual will play a critical role in defending the organization's endpoint infrastructure against cyber threats, leading incident response activities, and ensuring endpoint security tools and configurations remain current, effective, and compliant with applicable federal security standards and policies.

Requirements

Bachelor's degree in Cybersecurity, Computer Science, Information Technology, Information Systems, or a related field from an accredited college or university.
5+ years of experience in cybersecurity, with a focus on endpoint security, endpoint protection, or incident response.
Demonstrated experience administering and operating enterprise endpoint protection and EDR platforms such as CrowdStrike Falcon, Microsoft Defender for Endpoint, Carbon Black, SentinelOne, or similar solutions.
Experience conducting endpoint security incident investigations, forensic analysis, and malware analysis.
Deep technical expertise in endpoint protection technologies including EDR, antivirus, anti-malware, host-based intrusion detection systems (HIDS), and data loss prevention (DLP) solutions.
Proficiency in administering and operating at least one enterprise EDR platform such as CrowdStrike Falcon, Microsoft Defender for Endpoint, Carbon Black, SentinelOne, or equivalent.
Strong experience conducting security incident investigations, root cause analysis, and digital forensic analysis of compromised endpoints.
Solid understanding of malware analysis techniques, including static and dynamic analysis, and the ability to identify and document indicators of compromise (IOCs).
Familiarity with threat intelligence frameworks such as MITRE ATT&CK and the ability to map observed adversary behaviors to known TTPs.
Experience developing and tuning endpoint detection rules, alerts, and security policies to improve detection accuracy and reduce alert fatigue.
Knowledge of federal cybersecurity frameworks, standards, and regulations including NIST SP 800-53, FISMA, and FIPS, and the ability to align endpoint security practices with these requirements.
Experience supporting vulnerability management and patch compliance activities within enterprise endpoint environments.
Proficiency with security information and event management (SIEM) platforms for correlating endpoint telemetry with broader security event data.
Strong analytical, critical thinking, and problem-solving skills with the ability to assess complex security situations and make timely, informed decisions.
Excellent written and verbal communication skills in English, with the ability to produce clear and accurate security reports, documentation, and briefings for both technical and executive audiences.
Ability to mentor junior team members and contribute to the professional development of the broader cybersecurity team.
Ability to work effectively both independently and collaboratively within a cross-functional cybersecurity team environment.
Ability to obtain and maintain a Public Trust Clearance.

Nice To Haves

7+ years of experience in cybersecurity with a specialization in endpoint protection or security operations.
Experience supporting endpoint security operations in a federal government IT environment.
One or more industry-recognized cybersecurity certifications such as: CompTIA Security+, CySA+, or CASP+; Certified Ethical Hacker (CEH); GIAC Certified Enterprise Defender (GCED); GIAC Certified Incident Handler (GCIH); GIAC Certified Forensic Analyst (GCFA); Certified Information Systems Security Professional (CISSP); CrowdStrike Certified Falcon Responder (CCFR) or equivalent vendor certification.
Experience with threat hunting methodologies and tools, including proactive identification of advanced persistent threats (APTs) within endpoint environments.
Familiarity with cloud endpoint security concepts and experience securing endpoints within Microsoft Azure, AWS, or hybrid cloud environments.
Experience with scripting languages such as Python, PowerShell, or Bash for automating security tasks and enhancing endpoint monitoring capabilities.
Knowledge of network security concepts including firewalls, proxies, and intrusion detection/prevention systems and how they correlate with endpoint security telemetry.
Experience participating in or supporting Authorization to Operate (ATO) processes and security control assessments.
Familiarity with zero trust architecture principles and their application to endpoint security strategies.
Experience supporting or contributing to Security Operations Center (SOC) operations, including shift-based monitoring and escalation procedures.

Responsibilities

Serve as a senior technical authority for enterprise endpoint protection platforms, including endpoint detection and response (EDR), antivirus, anti-malware, host-based intrusion detection, and data loss prevention (DLP) solutions.
Monitor, analyze, and respond to endpoint security alerts, events, and incidents, conducting thorough investigations to determine scope, impact, and root cause.
Lead and support incident response activities related to endpoint threats, including malware infections, ransomware, unauthorized access, lateral movement, and data exfiltration attempts.
Perform in-depth forensic analysis of compromised endpoints to identify indicators of compromise (IOCs), threat actor techniques, tactics, and procedures (TTPs), and recommend remediation actions.
Develop, tune, and maintain endpoint detection rules, policies, and configurations to reduce false positives, improve detection fidelity, and ensure comprehensive coverage across the enterprise endpoint environment.
Conduct regular vulnerability assessments and endpoint compliance reviews, identifying gaps in endpoint security posture and recommending corrective actions.
Collaborate with the Security Operations Center (SOC), network security, and IT operations teams to correlate endpoint telemetry with broader threat intelligence and network security data.
Manage and administer endpoint protection platforms, ensuring agents are deployed, updated, and functioning correctly across all managed endpoints.
Develop and maintain endpoint security policies, standards, baselines, and hardening guidelines in alignment with federal security frameworks such as NIST, FISMA, and agency-specific requirements.
Research and analyze emerging cyber threats, vulnerabilities, and attack techniques relevant to endpoint environments, providing actionable intelligence and recommendations to leadership and stakeholders.
Support the development and continuous improvement of endpoint security playbooks, standard operating procedures (SOPs), and incident response runbooks.
Prepare and deliver clear, accurate, and timely security reports, briefings, and documentation for technical teams and non-technical stakeholders including government leadership.
Mentor and provide technical guidance to junior analysts, sharing knowledge and best practices to strengthen the overall capabilities of the cybersecurity team.
Participate in security audits, assessments, and Authorization to Operate (ATO) activities by providing endpoint security documentation, evidence, and subject matter expertise.
Evaluate and recommend new endpoint security technologies, tools, and capabilities to enhance the organization's overall security posture.
Support patch management and vulnerability remediation efforts by validating endpoint compliance and coordinating with IT operations teams.
Actively contribute to threat hunting activities, proactively searching for hidden threats and anomalous behaviors within the endpoint environment.