IT Desktop Systems Administrator – Systems Administrator 1

Mission Technologies, a division of HII

. Install, configure, deploy, test, maintain, and upgrade operating systems and layered software packages for Microsoft Windows client workstations .

Posted 9/21/2026full-timeWarren • Michigan • United StatesJunior💰 $65,593 - $80,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in desktop support and system administration within an enterprise Windows environment, with a strong focus on security compliance and customer support. Proficient in troubleshooting hardware and software issues, applying security patches, and maintaining system configurations according to established policies.

Highest-signal resume keywords

Desktop SupportSystem AdministrationActive DirectoryCompTIA A+ CEMicrosoft Endpoint Configuration Manager

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Operating System InternalsTCP/IP NetworkingDNSDHCPGPOsSTIG ImplementationVulnerability MitigationIT Service ManagementRoot-Cause AnalysisConfiguration Management

Soft Skills

Customer SupportTechnical InstructionClear CommunicationProblem-SolvingDocumentation

Tools & Technologies

ACASSCAP Compliance CheckerSCCMMicrosoft Windows 11Conference Equipment

Certifications & Qualifications

Active Secret ClearanceDoW 8140 Technical Support SpecialistCompTIA Network+ CECompTIA Security+ CEModern Desktop Administrator Certification

Industry Keywords

ITIL v3/v4ISO Quality StandardsArmy Computer SystemsCSCB PoliciesRMF Lifecycle

Tech Stack

Tools & technologies

Cyber SecurityDNSITSMTCP/IP

About the role

Key responsibilities & impact

Install, configure, deploy, test, maintain, and upgrade operating systems and layered software packages for Microsoft Windows client workstations
Install, move, troubleshoot, and repair desktops, laptops, servers, peripherals, and mission-specific hardware
Maintain desktop configurations according to CSCB and IT operational policies
Monitor and tune workstations; review system, security, and application logs daily and provide summary reports
Maintain physical security standards and escort non-NOC personnel accessing hosting environments
Apply IAVA/IAVM security patches and operating system updates within mandatory deadlines and perform post-patch testing
Perform security checklists, apply STIGs, and evaluate SCAP and ACAS scan results
Support RMF lifecycle tasks, certification and accreditation efforts, and policy adherence
Act as primary IT Customer Advocate for DEVCOM GVSC, handling walk-in, phone, and ticketing inquiries
Record incidents and requests, coordinate escalations, and drive tickets to validated closure
Analyze service-request patterns and log data, identify chronic problems, and develop root-cause solutions and lessons learned
Provide end-user guidance and technical instruction
Provide administrative and technical support for classified and unclassified conference rooms, collaboration spaces, and mobile collaboration assets
Review event requests and stage and test conferencing equipment
Diagnose and resolve hardware, software, network protocol, and connectivity faults affecting VTC and multimedia systems
Author, maintain, and refine SOPs; submit documentation for review 48 hours before implementation
Document manual interventions and outages and perform formal root-cause analyses
Maintain software/hardware libraries and baseline configuration tracking, including ports, protocols, services, and changes
Produce weekly ticket status reports, monthly system architecture health metrics, SCCM/MECM data, and capacity management reports for the Government Performance Certifier

Requirements

What you’ll need

0 years relevant experience with Bachelors in related field; or High School Diploma or equivalent and 4 years relevant experience
One to three years of hands-on experience in desktop support, system administration, and customer support within an enterprise Windows environment
Active Secret Clearance required at hire
Eligibility for DoW IT Level I access, subject to background investigation and DD Form 254 compliance
Active DoW 8140 Technical Support Specialist (Code 411) baseline certification, such as CompTIA A+ CE, CompTIA Network+ CE, or CompTIA Security+ CE; or BS degree in Information Technology, Cybersecurity, Computer Science, Information Systems, Data Science, or Software Engineering
Current equivalent Modern Desktop Administrator certification on Microsoft Windows 11 Platform
In-depth understanding of operating system internals, TCP/IP networking, DNS, DHCP, Active Directory, GPOs, and system registry configurations
Working knowledge of DoW cybersecurity policies, vulnerability mitigation workflows, and STIG implementation techniques
Ability to translate complex technical concepts into clear instructions for non-technical users and deliver professional briefings
Ability to independently evaluate emerging IT products, functional software, and hardware tools against Army acquisition and logistics constraints
Working familiarity with ITIL v3/v4 frameworks and ISO quality standards
Hands-on experience with IT Service Management, ACAS, SCAP Compliance Checker (SCC), and Microsoft Endpoint Configuration Manager (SCCM)
Prior experience supporting Army Computer Systems
Adequate visual acuity and manual dexterity for the requirements of the Systems Analyst discipline
Required work during normal operating hours of 0700 to 1700, Monday through Friday, excluding federal holidays

Benefits

Comp & perks

Best-in-class medical, dental and vision plan choices
Wellness resources
Employee assistance programs
Savings Plan Options (401(k))
Financial planning tools
Life insurance
Employee discounts
Paid holidays and paid time off
Tuition reimbursement
Early childhood and post-secondary education scholarships
Bonus/other non-recurrent compensation occasionally offered for qualified positions
Educational and training programs for continual career growth