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System Administrator - Unix/Windows - 5 yrs exp - FS Poly with Security Clearance

Halogen Engineering Group, IncColumbia, MD🇺🇸United StatesPosted Oct 14, 2026

Why This Role Stands Out

Leverage your backend AWS expertise and extensive experience to drive impactful projects in a hybrid work environment, offering significant career growth and skill development. This role is ideal for a seasoned Software Engineer who thrives in an Agile setting and possesses a TS/SCI with Poly clearance. Apply now to join a reputable firm and contribute to cutting-edge technology.

Quick Overview

Salary
$25k/yr
Seniority
Mid Senior
Employment type
Employee
Work mode
On Site
Location
Columbia, MD, United States
Posted
21 hours ago

Job Description

Job Description System Administrator – Unix/Windows- 5+ yrs of Experience - TS/SCI w/Poly Required Halogen Engineering Group is looking for a System Administrator who can provide support for implementation, troubleshooting and maintenance of Information Technology (IT) systems. Manages IT system infrastructure and any processes related to these 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 Tier I (Help Desk) and Tier 2 (Escalation) problem identification, diagnosis and resolution of problems. 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 UNIX and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity and configures network components along with implementing operating systems enhancements to improve reliability and performance.

Location: Columbia, MD Travel Required: No Shift: Day Remote Type: Onsite Security Clearance: Current TS/SCI Polygraph: Required Salary Range The projected compensation range for this position is 149K - 158K (annualized USD). Salary is determined by various factors, including but not limited to location, the individual’s particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements.

Capabilities Provides support for implementation, troubleshooting and maintenance of Information Technology (IT) systems. Manages IT system infrastructure and any processes related to these 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 Tier I (Help Desk) and Tier 2 (Escalation) problem identification, diagnosis and resolution of problems, 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 UNIX and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity and configures network components along with Implementing operating systems enhancements to improve reliability and performance.

Required Skills • Provide Tier I (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 of 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 Qualifications Five (5) years of experience as a SA in programs and contracts of similar scope, type, and complexity is required. Bachelor's degree in a technical discipline from an accredited college or university is required. Five (5) years of additional SA experience substituted for a bachelor's degree. Benefits CareFirst Insurance Medical Plans Three available medical plans–2 Platinum PPO Plans ($0 Deductible) and 1 HSA Plan ($1500 deductible)
Halogen pays 100% Medical Premium Costs up to $25,000 CareFirst Wellness Rewards Program Guardian Insurance ​ Dental Plan Halogen pays 50% of the plan costs Vision Plan Halogen pays 100% of the plan costs 401K Retirement Plan · 10% contribution paid by the company, automatically vested and paid in each pay period. Life Insurance, AD&D, Short and Long Term Disability Coverage Paid Time Off · 20 Paid Time Off Days · 6 Federal Holidays · 5 Floating Holidays Bonuses · Based on performance and billable hours Halogen Engineering Group does not discriminate in employment on the basis of race, color, religion, sex (including pregnancy and gender identity), national origin, political affiliation, sexual orientation, marital status, disability, genetic information, age, membership in an employee organization, retaliation, parental status, military service, or other non-merit factor.

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