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Linux Administrator, Senior

Amentum

Posted 1 day ago
Secret
$180,000 - $215,000
Polygraph
IT - Hardware
Baltimore, MD (On-Site/Office)

Your Impact:

Are you interested in using your skills to help shape the Cyber, Security, & Intel space? If so, look no further. Amentum is seeking a Linux Administrator, Senior to join our team of passionate individuals in Hanover, MD. In this role you will support challenging, mission-critical projects that make a direct impact on the Nation's security and intelligence mission.

Our contract supports more than 12 efforts with varying levels of hardware and software development requirements. Our projects are focused on front end equipment configuration/maintenance, back-end repositories, front end dashboards, as well as everything in between for the full data processing thread.

Our teams can range from one to two developers to a team of 12. All of our teams work right alongside our customer to discuss requirements, identify solutions, and choose the way forward for implementation. As part of an engineering office, our customer and our workforce look and plan for future expectations- continuously trying to stay ahead of the next challenge.

Responsibilities:

This Senior Linux administrator position will provide candidates with a chance to work on system security plan efforts: patching, reviewing vulnerabilities, and ensuring accreditation needs are addressed. In addition, this position will allow the candidate to monitor and support load balance needs, datamining requirements, support a migration to new operating system, and creating and using SPLUNK dashboards for customer leadership to use.

Candidates will also: Provides support for implementation, troubleshooting and maintenance of Information Technology Systems. Provides support to IT systems including day-to-day operations, monitoring and problem resolution for all of the client/server/storage/network devices, mobile devices, etc. Provides support for the escalation and communication of status to agency management and internal customers. Provides support for the dispatch system and hardware problems and remains involved in the resolution process. Configures and manages Linux operating systems and installs/loads operating system software, troubleshoots, maintains integrity and configures network components along with implementing operating system enhancements to improve reliability and performance.

• Review security scan results, provides necessary updates directly to resolve security vulnerabilities or works with other applications and efforts to resolve vulnerabilities.

• Works with customer's necessary to review System Security Plan accreditation and re-accreditation requirements.

• Provides support for implementation, troubleshooting, and maintenance of IT systems

• Provides support for hardware problems and remains involved in the resolution process

• Configures and manages Linux operating system and installs

• Creates bash shell scripts to aid in system stability and deployment repeatability

• Manages the daily activities of configuration and operation of IT systems

• Provides Tier 1 (Help Desk) problem identification, diagnosis, and resolution of problems

• Optimizes system operations and resource utilization, and performs system capacity analysis and planning.

• Provides detailed analysis and feedback to management and internal customers for escalated tickets.

• Loads operating system software, troubleshoots, maintains integrity and configures network components.

Requirements:

• Must have active Top-Secret clearance with SCI and Poly

• At least 9 years of Linux Administration experience

• Bachelor's Degree in a technical discipline, or an additional 4 years of experience. Familiarity with MS Office applications such as Excel, Word, Outlook, SharePoint, Project and Visio

• Exceptional attention to detail; excellent verbal and written communication skills; strong critical thinking, organizational, time-management, and problem-solving skills

• Ability to work both independently and as part of a team in a dynamic environment

Clearance Required:

• Must have active Top-Secret clearance with SCI and poly

Minimum Education:

• Bachelor's degree in a technical discipline, or an additional four (4) years of experience.

Minimum Years of Experience:

• 9

Preferred:

• Experience with bash programming

#javelin #externalreferral

Pay Transparency Verbiage

Amentum's health and welfare benefits are designed to invest in you and in the things you care about. Your health. Your well-being. Your security. Your future. Eligible employees and their dependents may elect medical, dental, vision, and basic life insurance. Employees are able to enroll in our company's 401k plan, and, if eligible, a deferred compensation plan and Executive Deferral Plan. Employees will also receive 17 days of vacation per year, seven paid holidays, plus floating holidays and caregiver leave. Hired applicants will be able to purchase company stock and have the opportunity to receive a performance discretionary bonus.

The base salary range for this position is $180k to $215k. This range reflects the minimum and maximum target for new hire salaries for the position across all US locations. Within the range, individual pay is determined by work location and additional factors, including job-related skills, experience, and relevant education or training.

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 at Labor Laws Posters.

Compensation Details:
$180K-$215K

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:
01/06/2026 - Until Filled
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 at Labor Laws Posters .
group id: 91156626
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About Us
Amentum brings industry-best expertise, processes, and technology to ensure the availability and reliability of our Government and commercial clients’ vital facilities and equipment. We apply our culture of excellence to operate, maintain, and manage your global assets and complex supply chains to meet modern challenges at home and abroad
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Job Category
IT - Hardware
Clearance Level
Secret
Employer
Amentum