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General information

Requisition #
R65099
Locations
USA-CO-Denver
Posting Date
12/31/2025
Security Clearance Required
TS/SCI w/ Poly
Remote Type
Onsite
Time Type
Full time

Description & Requirements

Unlock the secrets of intelligence with MANTECH! Join a dynamic team at the forefront of national security, providing advanced solutions to government intelligence agencies. Since 1968, we’ve been solving the toughest challenges with groundbreaking tech. Explore thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development. Elevate your career and make a difference. Your adventure begins now—unleash your potential with MANTECH!

MANTECH seeks a motivated, career and customer-oriented Senior Cyber Security Analyst to join our team in Aurora, CO.


This role supports 24x7 cybersecurity operations by identifying and mitigating threats to mission systems. You will play a vital part in analyzing cyber incidents, assessing risk, and providing expert guidance to enable rapid remediation.
 

Responsibilities include but are not limited to:

  • Provides detection, identification, and reporting of possible cyber-attacks/intrusions, anomalous activities, and misuse activities
  • Characterizes and performs analysis of network traffic and system data to identify anomalous activity and potential threats to resources
  • Performs security event and incident correlation using information gathered from a variety of sources within the enterprise
  • Performs cyber incident triage to include determining scope, urgency, and potential impact; identifies the specific vulnerability and makes recommendations to enable expeditious remediation
  • Tracks and documents cyber incidents from initial detection through final resolution
  • Analyzes and assesses damage to the data and infrastructure resulting from cyber incidents
  • Performs cyber incident trend analysis and reporting
  • This position operates on a Monday – Friday, 10:00 PM – 6:00 AM (3rd shift) schedule with on-call availability for 24x7 cyber operations as needed
     

Minimum Qualifications:

  • Bachelor’s degree or 4+ additional years of cyber experience in lieu of degree
  • 5+ years of cyber experience
  • IAT Level II certification required (GSEC, Security+, SSCP, or CCNA-Security)
  • Proficient in Windows and Linux operating systems
  • Experience working in a Cybersecurity Operations Center environment
  • Familiarity with COTS technologies used in a Cybersecurity Operations Center
  • Working knowledge of database and operating system security
  • Solid understanding of current security principles, techniques, and protocols

Preferred Qualifications:
 

  • CSSP-IR certification (CySA+, CEH)
  • Ability to function in a fast-paced environment and effectively manage multiple tasks simultaneously, coordinating resources and ensuring scheduled goals are met
  • Excellent verbal and written communication skills
  • Ability to effectively interact with various levels of senior management
  • Strong problem-solving and decision-making capabilities—able to seek out information, evaluate, prioritize, and implement best practices
  • Must be able to multi-task, work independently and collaboratively, share workloads, and adapt to shifts in project priorities
     

Clearance Requirements:

  • Must have a current/active TS/SCI with CI Polygraph
     

Physical Requirements:

  • The person in this position must be able to remain in a stationary position 50% of the time.
  • Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and/or virtual communication, which may involve delivering presentations.

The projected compensation range for this position is $102,200.00-$169,500.00. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories.  In addition, MANTECH invests in its employees beyond just compensation.  MANTECH’s benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, short-term and long-term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections.

MANTECH International Corporation considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.

If you need a reasonable accommodation to apply for a position with MANTECH, please email us at careers@mantech.com and provide your name and contact information.