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General information

Requisition #
R62989
Locations
USA-MD-Hanover
Posting Date
09/02/2025
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 CNO System Administrator to join our team in the Hanover, Maryland.

Responsibilities include, but are not limited to: 

  • Develops and executes plans for new technologies to enhance security capabilities including, perimeter security protections, firewalls, proxies, load balancers, monitoring tools, and data analytics and analysis.
  • Provide support for implementation, troubleshooting, and maintenance of IT systems.
  • Provide Tier 1 problem identification, diagnosis, and resolution of problems.
  • Provide day to day systems support including maintenance, monitoring, and problem resolution.
  • Optimize system operations and resource utilization and perform system capacity analysis and planning.

Minimum Qualifications: 

  • Bachelor’s Degree and 5+ years of system administration experience or 10+ years of experience without a degree.
  • Experience with VMWare ESXi and/or VMWare NSX
  • Security+ certification

Preferred Qualifications: 

  • Experience with Subversion/GIT
  • Knowledge of Atlassian Tools, such as Confluence, Jira, Bamboo, Crucible or similar
  • Ability to use MS Office
  • Ability to handle stress and work well under pressure
  • Strong Oral and Written Communication Skills
  • Strong Analytical, Critical Thinking Skills, and problem-solving skills 

Security Clearance Requirements: 

  • Active and current TS/SCI with Polygraph

Physical Requirements: 

  • Must be able to remain in a stationary position 50% of the time

The projected compensation range for this position is $105,800.00-$175,900.00. 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.