Senior Analyst – Tier 3 Intrusion Detection #3483


  • US-DC-Washington
  • Cybersecurity & Intelligence
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GovCIO is a team of transformers—people who are passionate about transforming government I.T. We believe in making a difference by developing digital strategies and delivering the technology-related innovation governmental operations that improve the citizen experience every day.

But we can’t do it alone. We welcome and nurture an inclusive and diversified work culture. Because different backgrounds, experiences, abilities, and perspectives make us better decision-makers, problem solvers, and creators. We’re changing the face of I.T. – from our diverse staff to the end-products we develop. And we’re excited to expand our team. Are you ready to be a transformer? 


GovCIO is seeking inquisitive and problem-solving Senior Cyber Intrusion Detection Analyst/Computer Security System Specialist/Senior Analyst Tier III with 7 to 8 years of senior-level (Tier III) security operations center (SOC) experience to support a federal agency enterprise SOC. This position is slotted for Split shift work of 11:00 am to 7:30 pm between 1st & 2nd Shift within the 24×7 SOC. The location is the Washington DC Metro area. There is some Flexibility of the shift hours Monday to Friday, depending on incidents and workloads as needed. With some on-call paid time for High-Level incidents which may require you to work longer hours. Extra time may be needed in case of “P1” incidents that need to be resolved and artifacts captured if close to the end of the shift schedule.

  • Respond to cyber incidents, including responding to SOC IR phone calls and SOC emails.
  • Act as a Subject Matter Expert in investigations for potential incidents identified by SOC Tier I & II analysts and Shift Lead.
  • Investigate phishing and self-identified potential cyber threats (phishing emails sent to the SOC).
  • Work with SOC federal staff and Incident Handlers to analyze, triage, contain, and remediate security incidents.
  • Participate regularly in SOC Splunk engineer working group sessions, to include idea generation for new content rules for security alerting and reduction of false positives. Collaborate across the SOC organizational lines with Threat Hunt and Security Intelligence, while developing depth in your desired cyber discipline and/or technologies.
  • Follow Federal IRP, SOC SOPs, and other prudent documentation procedures in order to work and be effective while having an eye towards process improvement/effectivity.
  • Knowledgeable of multiple technologies and system types.
  • Able to articulate the incident response lifecycle.
  • Manages and responds to computer security incidents that involve enterprise systems and data including personally identifiable information (PII) breaches.
  • Detect, collect and report cybersecurity incidents.
  • Experience detecting and remediating malicious codes.
  • Helps improve the overall security posture by independently verifying the security of enterprise systems, and to ensure the timely dissemination of security information to the appropriate contractor and federal stakeholders.
  • Analyze firewall logs, Full Packet Capture (PCAP), IDS alerts, Anti-malware alerts, Host Intrusion Prevent System (HIPS), and server and application logs to investigate events and incidents for anomalous activity and produce reports of findings,
  • Conduct reviews and analysis of proxy logs, Microsoft Windows and Active Directory logs, Orchestrator logs, and malicious code to identify, contain, eradicate, and ensure recovery from incidents.
  • Support and help the Cyber Workforce Development Lead, go through tickets analyzing security annotations on documented incidents.  

Required Qualifications

  • Bachelor’s with 8+ years (or commensurate experience)
  • 6+ years intrusion detection examination experience (or commensurate experience).
  • Candidate must have one or more advanced certifications, including but not limited to: CERT Certified Computer Security Incident Handler, CEH Certified Ethical Hacker, CISSP, GCIH Certified Incident Handler, GISF Information Security Fundamentals

Desired Qualifications

  • Experience with multiple types of attack types and attack vectors.
  • Experience involving a range of security technologies that product logging data; to include wide area networks host and network IPS/IDS/HIPS traffic event review, server web log analysis, raw data logs, and the ability to communicate clearly both orally and in writing.
  • Experience utilizing Splunk SIEM 3 plus years, writing and creating Splunk Search Processing Language (SPL), creating and running queries, and performing analytics examination of logs and console events, as well as creating advance query methods in Splunk or advance Grep Skills, firewall ACL Review, examining Snort based IDS events, PCAPS, and web server log review.
  • Experience tracking incidents against a framework such as MITRE ATT&CK or Cyber Kill Chain methodology.
  • Forensic investigation of emails for phishing campaigns, spam emails, and malware analysis experience/exposure.
  • Experience with multiple vendor technologies, such as Azure Sentinel, Microsoft 365 Security Center, FireEye (Trellix) suite of products, Domain Tools, Industry name Firewall/IPS, and OSINT tools.
  • Experience using Helpdesk ticket capturing tools such as HEAT & ServiceNow.
  • Ability to perform introspection of incidents for after-action reports to both technical and non-technical staff
  • Up to date understanding of threat vectors, attacker methodology, and how they tie into the cyber kill chain or ATT&CK framework.
  • Ability to step in and run the shift as the Shift Lead if he/she is out sick or running late to get to work.
  • Ability to go through all the steps of analysis of malware within a virtual sandbox, reporting out and developing a belief description of the actions taken by the malware.


COVID Policy: New employees will be required to adhere to the Company’s and its clients’ COVID-19 safety procedures. In the event that the COVID-19 vaccination mandate for Federal Contractors is enforced, you must become fully vaccinated or request and be approved for an exemption. Employees working onsite at a client location must comply with our client’s COVID-19 requirements.

GovCIO is a team of professionals who want to make a difference. And that can only happen with a diverse, happy, and cared-for team. So, we prioritize your well-being, equity for all and look for ways to make work a better place for each of us every day.

We are an Equal Opportunity Employer. All qualified applicants receive consideration for employment without regard to race, ethnicity, religious affiliation, gender, gender identity or expression, sexual orientation, national origin, or disability status. EOE AA M/F/Vet/Disabled

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