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Position Title: Senior Cyber Defense Analyst / Incident Responder

Location: Schriever Space Force Base, Colorado Springs, CO or Redstone Arsenal, Huntsville, AL

Relocation Assistance: None available at this time

Remote/Telework: NO

Clearance Type: DoW Top Secret with SCI Eligibility

Shift: Rotating Shift

Travel Required: Up to 10% of the time

Description of Duties:

The Senior Cyber Defense Analyst / Incident Responder supports the Missile Defense Agency (MDA) on the Integrated Research and Development for Enterprise Solutions (IRES) contract. The candidate will:

• Provide oversight and guidance on the MDA Cybersecurity Service Provider - Computer Emergency Response Team's (MDA CSSP-CERT's) Cyber Defense and Incident Response program and serve as the primary POC for Jr and Mid Cyber Defense Analyst.
• Perform Defensive Cyber Operations (DCO)/Cyber Security Service Provider (CSSP) duties outlined in Evaluator Scoring Metrics (ESM).
• Perform cybersecurity duties on customer networks (proactively and reactively) to improve enterprise-wide security posture.
• Perform preliminary analysis, identification, and response actions to detect, characterize, and respond to cyber incidents IAW CJCSM 6510.01B.
• Lead event/incident investigations from start to conclusion, to include gathering data, analysis, and reporting.
• Properly document all steps in the incident response process while taking care to preserve and protect incident artifacts, evidence, and chain of custody.
• Analyze correlated asset, threat, and vulnerability data against known adversary exploits and techniques to determine impact and improve network defensive posture.
• Support a Cyber Defense Analyst and Cyber Defense Incident Responder training plan by instructing, evaluating, and mentoring Junior and Mid Cyber Defense Analyst and Cyber Defense Incident Responders.
• Support the development, establishment, review and update of DCO procedures, processes, manuals, and other documentation.
• Leverage actionable Cyber Threat Intelligence data to search for indicators of compromise and develop SIEM content/signatures to detect known attack patterns and make recommendations for improvements.
• Coordinate with CSSP-CERT subscribers to develop current configurations, rules, and signatures for cyber security related toolsets.
• Coordinate with CSSP-CERT subscribers to notify, investigate, and remediate discrepancies in security logging and CSSP-CERT alignment.
• Provide standardized and targeted training in support of CSSP-CERT subscriber cyber defense and incident response programs.
• Review data of ongoing intrusions or cybersecurity incidents and report, analyze, and document/report the findings in accordance with CJCSM 6510.01B guidelines.
• Provide support to internal and external Insider threat and law enforcement / counterintelligence (LE/CI) agencies during cyber incidents / investigations.

The successful candidate will:

• Have experience with most MS Office applications (Word, Excel, PowerPoint, and Visio).
• Be able to multi-task and prioritize various projects and assignments in a dynamic work environment in order to meet scheduled/unscheduled customer requests.
• Be willing to travel 25% of the time.
• Be willing to work rotating shifts in a 24/7 operational environment and respond quickly to emergencies as needed.

Resumes, in month and year format, must be submitted with application in order to be considered for the position. The selected candidate may be assigned as an employee for one of our teammate companies.

Basic Requirements:

• Must have 6, or more, years of combined experience performing the full life-cycle of incident response and enterprise-level monitoring and analysis of events
• Must have 2, or more, years of experience in management or leadership in a team environment
• Must possess one of the following certifications: CBROPS, CFR, CySA+, GCFA, GCIA, GICSP
• Must have an active DoW Top Secret with SCI Eligibility

Desired Requirements:

• Have a Master's degree, or higher, in Cybersecurity, Computer Science or related field
• Possess one or more of the following advanced cybersecurity certifications: Offensive Security: OSCP, PNPT, GPEN | Forensics/Incident Response: GCFA, GCFE, GCIH, EC-Council Certified Hacking Forensic Investigator (CHFI) | Threat Hunting/Analysis: GIAC Certified Cyber Threat Intelligence (GCTI)
• Have an active DoD Top Secret clearance
• Have experience with security analysis and solutions in a WAN/LAN environment to include Routers, Switches, Network Devices, and Operating Systems (e.g., Windows, and Linux)
• Have experience with other Security Operations Centers (SOC)/DCO tools/applications, such as Firewalls, Intrusion Detection Systems / Intrusion Prevention Systems, Network Security Manager, Forward Proxy, Spam Firewall, etc.
• Have experience analyzing security compliance scans performed across a WAN (ACAS/Nessus preferred)
• Have experience analyzing network and host-based threats (ESS preferred)
• Be able to mentor and train personnel in an evolving, high-paced environment
• Be familiar with DoD Security Operations Centers (SOC)
• Be familiar with DCO/Cybersecurity Service Provider (CSSP)-guiding security policies and procedures
• Have demonstrable experience in offensive security operations, such as penetration testing, red teaming, or exploit development
• Have experience with advanced digital forensics, including host-based and memory analysis
• Be proficient in scripting and data analysis with languages such as Python, PowerShell, Bash, or KQL to automate tasks and parse large datasets
• Be familiar with the intelligence cycle and its application to cybersecurity operations
• Have experience with hunt-centric security platforms, including industry-standard Endpoint Detection and Response (EDR), Security Information and Event Management (SIEM), and Security Orchestration, Automation, and Response (SOAR) tools
• Be familiar with the application of Artificial Intelligence (AI) and Large Language Models (LLMs) in cybersecurity, including the ability to leverage AI-driven security tools and critically assess their output

This position will be posted for a minimum of 3 days. If a candidate has not been selected at that time, it will continue to be posted until a suitable candidate is selected or the position is closed.

Compensation Details:

The compensation range or hourly rate listed for this position is provided as a good-faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws.

Benefits Overview:

Our health and welfare benefits are designed to support you and your priorities. Offerings include:

• Health, dental, and vision insurance

• Paid time off and holidays

• Retirement benefits (including 401(k) matching)

• Educational reimbursement

• Parental leave

• Employee stock purchase plan

• Tax-saving options

• Disability and life insurance

• Pet insurance

Note: Benefits may vary based on employment type, location, and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA), the McNamara-O'Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits.

Original Posting:

Amentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs.

Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low-income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language atLabor Laws Posters.