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Senior Systems Administrator [Full Scope Polygraph]

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Onsite

Senior Systems Administrator [Full Scope Polygraph]

Modern Technology Solutions, Inc. (MTSI)

Senior Systems Administrator [Full Scope Polygraph]

Skills

System & Network Administration

2 months ago

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Important information


Contract type:

Permanent

Location:

Annapolis, MD, USA

Work mode:

Onsite

Published on:

12 August 2026

What they need


Modern Technology Solutions, Inc. (MTSI) is hiring a Senior Systems Administrator in Annapolis Junction, Maryland. Qualified candidates must be U.S. citizens with a TS/SCI clearance and Full Scope Polygraph. Responsibilities

  • Provide support for implementation, troubleshooting and maintenance of IT systems.
  • Provide Tier 1 (Help Desk) problem identification, diagnosis and resolution of problems.
  • Manage the daily activities of configuration and operation of IT systems.
  • Provide assistance to users in accessing and using IT systems.
  • Provide Tier 1 (Help Desk) and Tier 2 (Escalation) problem identification, diagnosis and resolution of problems.
  • Provide support to IT systems including day-to-day operations, monitoring and problem resolution for all the client/server/storage/network devices, mobile devices, etc.
  • Provide support for the escalation and communication of status to agency management and internal customers.
  • Optimize system operations and resource utilization and perform system capacity analysis and planning.
  • Provide in-depth experience in trouble-shooting IT systems.
  • Provide detailed analysis and feedback to agency management and internal customers for escalated tickets.
  • Provide support for the dispatch system and hardware problems and remains involved in the resolution process.
  • Configure and manage UNIX and Windows (or other applicable) operating systems and install/loads operating system software, troubleshoot, maintain integrity of and configure network components, along with implementing operating systems enhancements to improve reliability and performance.
  • Support the design of systems, mission architecture and associated hardware
  • Possess a working knowledge and understanding of system administration interdependencies as part of the Service Oriented Architecture (SOA).
  • Analyze and resolve complex problems associated with server hardware, applications and software integration

Qualifications Required

  • Fifteen (15) years experience as a Systems Administrator in programs and contracts of similar scope, type, and complexity.

Education Requirements

  • Bachelor’s degree in technical discipline from an accredited college or university. Five (5) years of additional Systems Administration experience may be substituted for a bachelor’s degree.

Clearance Requirements

  • TS/SCI clearance with Full Scope Polygraph.

The pay range for this position is $125,000 to $180,000/year; however, base pay offered may vary depending on established government contract ranges, job-related knowledge, skills, and experience, and other factors. MTSI also offers a full range of medical, financial, and other benefits, dependent on the position offered. Base pay information is based on market location. Applications will be accepted on an ongoing basis. This posting will be renewed periodically until the position is filled.

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