AMERICAN SYSTEMS

NISSC 3 Systems Support Specialist II

AMERICAN SYSTEMS$82K — $137K *
Information Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in IT, Cybersecurity, Computer Science, or related field, OR equivalent DoD/Military training.
  • 4-6 years of experience in systems/network administration in secure environments.
  • Expertise in system administration and troubleshooting for mission systems.
  • Strong skills in preventive and corrective maintenance for system availability.
  • Experience in providing user support and training.
  • Proficient in managing documentation, operational logs, and incident reports.
  • Active TS/SCI clearance required.

Responsibilities

  • Provide onsite and oncall system administration for mission systems.
  • Troubleshoot and resolve hardware and software issues impacting operations.
  • Conduct preventive maintenance, including applying updates and performance tuning.
  • Offer user support and training for system access and operations.
  • Maintain and update operational logs and incident reports per security standards.
  • Perform incident response and coordination with higher-tier support.
  • Execute backup and restore operations to ensure data integrity.

Benefits

  • Comprehensive healthcare benefits for employees and dependents.
  • Paid leave to support work-life balance.
  • Retirement plans to secure financial future.
  • Insurance programs for health and life coverage.
  • Education and training assistance for career development.
Full Job Description
Overview

AMERICAN SYSTEMS is seeking Systems Support Specialist II personnel to support the NISSC 3 program at Cheyenne Mountain, Colorado. These positions deliver technical and operational support for multiple mission systems by providing onsite and oncall coverage for system administration, troubleshooting, maintenance, and user support in a TS/SCI environment. The Systems Support Specialists will help ensure system availability, data integrity, and highquality operational documentation.

Responsibilities
• Provide onsite and oncall system administration and operational support for multiple mission systems at Cheyenne Mountain.
• Troubleshoot and resolve hardware, software, network, and system performance issues affecting mission operations.
• Conduct preventive and corrective maintenance, including applying patches, updates, configuration changes, and performance tuning.
• Provide user support and training for system access, basic operations, and issue resolution.
• Collect, maintain, and update operational logs, incident and deficiency reports, and checklists in accordance with program and security standards.
• Perform incident response, including initial triage, escalation, coordination with highertier support, and closure documentation.
• Execute backup and restore operations to ensure data integrity, availability, and continuity of operations.
• Support system administration and basic database support tasks as needed to maintain operational environments.
• Oversee procedural compliance and ensure all records, logs, and reports meet required operational, security, and audit standards.
• Act as a technical resource for performance optimization, data integrity, role continuity, and support to management status reporting.

Qualifications

• Bachelor's degree in Information Technology, Cybersecurity, Computer Science, Information Systems, Data Science, Software Engineering, or a closely related field,
OR Equivalent DoD/Military training in systems administration, network operations, or a related technical discipline.
4-6 years of relevant experience in systems or network administration, systems support, or similar technical roles in secure, missioncritical (DoD or similar) environments.
• Expertise in system administration and troubleshooting to support multiple mission systems.
• Strong skills in preventive and corrective maintenance to ensure system availability and operational readiness.
• Experience providing responsive user support and training.
• Proficiency in managing process documentation, operational logs, and incident/deficiency reports.
• Experience supporting incident response, backup/restore, and documentation activities in accordance with established procedures.
• Ability to support performance optimization efforts and oversee compliance with procedural and documentation standards.

• Minimum: Active TS/SCI clearance required to start.

• Holds a DoD 8140 qualifying certification; one or more of the following (or equivalent) is required/preferred:
- Cloud+
- GSEC
- Security+
- SSCP

Notice of Anticipated Employment Opportunities
These positions are being posted in anticipation of future employment opportunities, which may become available beginning around June 2026. Actual hiring and start dates will depend on contract award, organizational needs and other factors. Candidates may be considered for these or similar positions as opportunities arise.

Pay Transparency Statement

AMERICAN SYSTEMS is committed to pay transparency for our applicants and employee-owners. The salary range for this position is USD $82,100.00/Yr. - USD $137,000.00/Yr. Actual compensation will be determined based on several factors permitted by law. AMERICAN SYSTEMS provides for the welfare of its employees and their dependents through a comprehensive benefits program by offering healthcare benefits, paid leave, retirement plans, insurance programs, and education and training assistance.

About AMERICAN SYSTEMS

AMERICAN SYSTEMS is a government IT solutions provider. The Company provides solutions in national security, healthcare, and public sector markets. Its services include acquisition and lifecycle support, enterprise IT, healthcare IT, intelligence analysis, and training and simulation. The Company's customers include the Department of Defense, Department of State, Department of Justice, and Department of Homeland Security. AMERICAN SYSTEMS was founded in 1975 and is headquartered in Chantilly, Virginia.
Learn more about AMERICAN SYSTEMS
Size
1,500 employees
Industry
Founded
1975

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