Systems Administrator

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 StatesMid-LevelSenior💰 $65,593 - $80,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in desktop support, system administration, and customer support within an enterprise Windows environment, with a strong focus on cybersecurity policy adherence and technical instruction for end-users.

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 NetworkingDNSDHCPGroup Policies (GPOs)STIG ImplementationVulnerability Mitigation WorkflowsIncident ManagementRoot-Cause AnalysisTechnical Documentation

Soft Skills

Customer AdvocacyTechnical InstructionClear CommunicationProblem-SolvingCollaboration

Tools & Technologies

ACASSCAP Compliance CheckerSCCMTicketing ToolAudiovisual Equipment

Certifications & Qualifications

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

Industry Keywords

Cybersecurity PolicyITIL v3/v4ISO Quality StandardsArmy AcquisitionLogistics Constraints

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 Computer System Configuration Baseline 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; perform post-patch functional testing
Perform security checklists, apply STIGs, and evaluate SCAP and ACAS scan results
Support RMF lifecycle tasks, certification and accreditation efforts, and cybersecurity policy adherence
Serve as the primary IT Customer Advocate for DEVCOM GVSC, handling walk-in, phone, and ticketing inquiries
Record incidents and requests in the ticketing tool, coordinate escalations, and drive tickets to validated closure
Analyze service request patterns and log data, develop root-cause solutions, and create 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 audiovisual equipment before meetings
Diagnose and resolve hardware, software, network protocol, connectivity, VTC, and multimedia presentation faults
Author, maintain, and refine SOPs for routine and contingency operations
Document manual interventions and outages; execute root-cause analyses with corrective and preventive strategies
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 reporting

Requirements

What you’ll need

Bachelor's degree in a related field and 0 years of relevant experience; or high school diploma or equivalent and 4 years of 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 a qualifying BS degree in Information Technology, Cybersecurity, Computer Science, Information Systems, Data Science, or Software Engineering
Current equivalent Modern Desktop Administrator certification on the Microsoft Windows 11 Platform
In-depth understanding of operating system internals, TCP/IP networking, DNS, DHCP, Active Directory, group policies (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 evaluate emerging IT products, software, and hardware tools against Army acquisition and logistics constraints
ITIL v3/v4 frameworks and ISO quality standards familiarity preferred
Experience with IT Service Management, ACAS, SCAP Compliance Checker (SCC), and Microsoft Endpoint Configuration Manager (SCCM) preferred
Prior Army Computer Systems experience preferred
Adequate visual acuity and manual dexterity
Ability to work normal operating hours, 0700 to 1700, Monday through Friday, excluding federal holidays
Required travel of 0–10%

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 may occasionally be offered for qualified positions
Professional educational and training programs for continual career growth