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As 400 Computer Operator Jobs in Washington (NOW HIRING)

TekSynap

Computer Operator

Fort Belvoir, VA

$42K - $50K/yr

... computer systems, and install, implement, maintain and tune operating systems, disk and tape ... As part of the application process, you agree that TekSynap Corporation may retain and use your ...

TekSynap

Computer Operator

Fort Belvoir, VA

$42K - $50K/yr

... computer systems, and install, implement, maintain and tune operating systems, disk and tape ... As part of the application process, you agree that TekSynap Corporation may retain and use your ...

Teksynap

Computer Operator

Fort Belvoir, VA · On-site

$42K - $50K/yr

... computer systems, and install, implement, maintain and tune operating systems, disk and tape ... As part of the application process, you agree that TekSynap Corporation may retain and use your ...

TekSynap

Computer Operator

Fort Belvoir, VA

$42K - $50K/yr

As part of the application process, you agree that TekSynap Corporation may retain and use your ... computer systems, and install, implement, maintain and tune operating systems, disk and tape ...

GlobalPoint

Mainframe Computer Operator

Annapolis, MD · On-site

Mainframe Computer Operator Client is seeking to hire a contract Mainframe Computer Operator. This ... as Xerox printers, PS600 pressure seal equipment, breakdown and distribute reports and forms ...

kgs

Computer Operator III

Silver Spring, MD · On-site

The Computer Operator III will be responsible for: * Monitoring and controlling mission-critical ... Ability to work independently and as part of a team in a fast-paced and dynamic environment ...

Koniag

Computer Operator III

Silver Spring, MD · On-site

Computer Operator III Koniag IT Systems, LLC, a Koniag Government Services company, is seeking a ... Ability to work independently and as part of a team in a fast-paced and dynamic environment ...

HUB

AS/400 Senior Developer

Washington, DC · On-site

$150K/yr

Solid understanding of Linux operating systems * Excellent communication skills with ability to ... Education: Bachelor's degree in computer science, Information Technology, or related field, or ...

kgs

Computer Operator III

Silver Spring, MD · On-site

The Computer Operator III will be responsible for: * Monitoring and controlling mission-critical ... Ability to work independently and as part of a team in a fast-paced and dynamic environment ...

kgs

Computer Operator III

Silver Spring, MD · On-site

The Computer Operator III will be responsible for: * Monitoring and controlling mission-critical ... Ability to work independently and as part of a team in a fast-paced and dynamic environment ...

Koniag, Inc.

Computer Operator III

Silver Spring, MD · On-site

The Computer Operator III will be responsible for: * Monitoring and controlling mission-critical ... Ability to work independently and as part of a team in a fast-paced and dynamic environment ...

IDEMIA

Computer Operator

Chantilly, VA

Key Missions - Obtains the data from file transfer systems and processes it - Generates and sends return files and reports as needed to customers within service-level agreements - Distributes ...

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All JobsAs 400 Computer Operator JobsAs 400 Computer Operator Jobs in Washington

As 400 Computer Operator information

What is the difference between As 400 Computer Operator vs AS/400 System Administrator?

AspectAs 400 Computer OperatorAS/400 System Administrator
CredentialsTypically requires a high school diploma or equivalent; certifications like IBM Certified System Operator are commonRequires similar certifications plus additional skills in system management and networking
Work EnvironmentOperates on the AS/400 mainframe, monitoring system operationsManages, maintains, and configures the AS/400 system environment
Job ResponsibilitiesRuns scheduled jobs, monitors system performance, handles basic troubleshootingPerforms system setup, troubleshooting, security management, and performance tuning

While both roles work with the IBM AS/400 system, the As 400 Computer Operator primarily monitors and runs scheduled tasks, whereas the AS/400 System Administrator handles system management, configuration, and troubleshooting. The administrator role requires more technical expertise and responsibilities.

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As 400 Computer Operator jobs near you
Infographic showing various As 400 Computer Operator job openings in Washington as of August 2026, with employment types broken down into 1% As Needed, 81% Full Time, 14% Part Time, and 4% Contract. Highlights an 79% Physical, 1% Hybrid, and 20% Remote job distribution.

Computer Operator

CompTech Computer Technologies

Fort Belvoir, VA • On-site

$50K/yr

Full-time

Retirement, PTO

Re-posted 8 hours ago

Job description

Job Description

Job Title:       Computer Operator
Location:       Fort Belvoir, VA (on-site)  8am - 5pm (schedule subject to change depending on contract/ mission needs and workload) 
Supporting:  The Defense Logistics Agency (DLA) ** Active Secret Security Clearance Required** 

Overview

CompTech, on behalf of our partner company Creative Business Solutions, Inc., is seeking a qualified Computer Operator to support the Defense Logistics Agency (DLA). The ideal candidate will assist in the technical operation and testing of fully integrated computer-based systems in a supervised environment. This position requires local travel using personal vehicle, company van, cart or other motorized vehicle.

Scope of Work

Key responsibilities include:

  • Ultimate accountability for ensuring customer satisfaction at every level.
  • Cultivate collaborative relationships with peers and leadership in a team focused environment, always communicating effectively and displaying diplomacy.
  • Proven ability to effectively manage and prioritize a diverse workload of assigned service tickets.
  • Flexible, with the ability to seamlessly transition from daily operations to project actions, and vice-versa.
  • Demonstrated ability to quickly adapt to new policies and evolving technologies within this dynamic technical environment.
  • Adept at interpreting and adhering to guidance and Standard Operating Procedures (SOPs) provided by contract and government leadership.
  • Proficiency in operating a diverse range of system components, including hardware, software, and mass storage technology.
  • Capability, under supervision, to operate communications-computer systems, as well as install, implement, maintain, and optimize operating systems, disk and tape management systems, and computer operations automation software.
  • Anticipates problems, identifies deviations and acts through resolution.
  • Perform other duties as required.

Knowledge, Skills, and Certification Requirements:

  • Excellent interpersonal and communication skills
  • One (1) year of Help Desk or Deskside Support experience
  • DLA CE Cert IA Role/Function: Help Desk Tier II & III - may be obtained upon hire
  • Security+ CE

Security Clearance Requirements:

  • Secret
    • This position requires an active U.S. Secret Security Clearance. All clearance claims will be instantly vetted through the official federal system of record using your verified full name and SSN prior to any formal offer.

Salary:

  • $50k plus benefits, PTO, 401k+

Please note: Holding active Secret Security Clearance is an absolute requirement to be considered for this role. 

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