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Open nowPosted 2 days ago

Systems Administrator 3

PAE1,724 open roles

Where
US-MD-Hanover
Work mode
On site
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Your applicationOpen nowSystems Administrator 3PAE · US-MD-Hanover

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The clock on this job

Early applications get read.

9.0% of postings close within 7 days. Measured by our own scanner across the market. PAE postings stay open a median of 6 days.

Share of postings closed within
  1. 1.8%1 day
  2. 3.9%3 days
  3. 9.0%7 days
  4. 15.5%14 days
  5. 33.9%30 days
This job: posted 2 days ago

PAE median: 6 days open

The posting

Purpose and Impact:

If you want to be part of a dynamic team implementing cutting-edge training solutions, this is the place for you! We are currently seeking a System Administrator Level 3 with an active TS/SCI with Poly to join our team in the Hanover, MD area. General Office environment the work environment is fast-paced and sometimes involves extreme deadline pressures. The nature of the work requires a high degree of teamwork and cooperation with other members of the staff as well as individuals across the Company and Customers.

Purpose

  • Provides senior technical leadership for contractor system administration operations supporting Government-owned IT systems used for training delivery across multiple environments and security domains.
  • Establishes and maintains contractor operating procedures, administration baselines, and repeatable maintenance practice consistent with Government direction; leads complex incident response and restoration; plans and coordinates maintenance events and upgrades; mentors administrators supporting servers, virtualization platforms, storage/backup, and supporting services.
  • Ensures documentation, evidence, and operational records are complete and audit-ready to support compliance and continuity objectives.
  • Provides capacity planning inputs and recommendations to improve reliability, performance, and operational resilience.

Work Schedule: The courses being supported are active from 0800-1700 M-F. Contract core hours are 1000-1400.

Essential Responsibilities:

The Level 3 System Administrator shall possess the following capabilities:

  • Perform advance system administration for Windows and UNIX/Linux systems supporting training delivery, including configuration, performance tuning, troubleshooting, and restoration actions for complex issues.
  • Leader technical troubleshooting and restoration for complex incidents affecting system services (OS, virtualization, storage/backup dependencies), coordinating with peer technical teams as needed and documenting resolution details and technical evidence.
  • Administer and optimize virtualization environments supporting training labs, including resource configuration, template management, snapshot governance, and repeatable reset-to-known-good workflows (where tooling supports).
  • Own and maintain system administration runbooks, SOPs, checklists, and technical procedures in editable, version-controlled formats; ensure documentation reflects the current operational baseline and lessons learned from incidents/maintenance.
  • Execute and validate authorized maintenance activities (patching, upgrades, configuration changes) by developing technical implementation steps, performing pre/post validation, and capturing required evidence artifacts aligned to establishe3d change processes.
  • Lead backup/restore operations support, including restore execution when authorized, restoration verification, and periodic restoration test execution/documentation as directed.
  • Provide technical mentoring and on-the-job guidance to junior system administrators focused on tooling, procedures, troubleshooting methods, and documentation/evidence quality.
  • Maintain and validate system inventories and operational records (as assigned) such as platform versions, configuration baselines, and service dependency documentation to support continuity and audio readiness.
  • Identify recurring technical issues and recommend actionable technical improvements (automation opportunities, configuration standardization, reliability enhancements) to contractor technical leadership for consideration.

Security Clearance Required:

  • TS/SCI with Polygraph

Minimum Education & Years of Experience:

  • Doctoral degree in a technical or related discipline and a minimum of six (6) years of directly related experience
  • OR Master’s degree in a technical or related discipline and a minimum of eight (8) years of directly related experience
  • OR Bachelor's degree in a technical discipline and a minimum of ten (10) years of directly related experience
  • OR Associate’s degree (or 18 semester hours or military coursework/training in computer-related field) and a minimum of twelve (12) years directly related experience
  • OR High school diploma/GED with fourteen (14) years directly related experience
  • Directly related experience must be predominantly hands-on system administration/operations and include advanced troubleshooting and restoration of Windows and UNIX/Linux systems; administration of virtualization platforms and training lab environments, backup/restore execution and validation; patch/upgrade implementation; development/maintenance of runbooks and technical procedures; and documentation standards.

Required Certifications:

  • Sec+ or equivalent, DoD 8570 IAT Level II Certification is required. Senior-level industry certifications (e.g., RHCE, VMware VCP, advanced Microsoft certifications, ITIL) are desired and may be used to demonstrate applicable expertise.

#javelin

As part of our commitment to maintaining a safe and compliant work environment, Amentum is a drug-free workplace and requires all personnel to comply with company drug and alcohol policies as a condition of employment. Employment is contingent upon successful completion of the drug screening process. Please note that this may include pre-hire screening for marijuana, as well as other federally controlled substances due to Amentum’s role as a federal contractor and trusted partner to the US Government.

Other Responsibilities:

Safety - Amentum enforces a safety culture whereby all employees have the responsibility for continuously developing and maintaining a safe work environment. As appropriate, each employee is responsible for completing all training requirements and fulfilling all self-aid/buddy aid responsibilities, participating in emergency response tasks and serving on safety committees and teams.

Quality - Quality is the foundation for the management of our business and the keystone to our goal of customer satisfaction. It is our policy to consistently provide services that meet customer expectations. Accordingly, each employee must conform to the Amentum Quality Policy and carry out job activities in compliance with applicable Amentum Quality System documents and customer contracts. Each employee must read and understand his/her Quality Management and Customer Satisfaction responsibilities.

Procedure Compliance - Each employee must read, understand and implement the general and specific operational, safety, quality and environmental requirements of all plans, procedures and policies pertaining to his/her job. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status.

Compensation Details:

$195,000 - $205,000

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:

10/12/2026 - 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.

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