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Tier 3 Systems Engineer Support Jobs (NOW HIRING)

TekSynap

Tier 3 System Sustainment Engineer

Aurora, CO · On-site

Perform overall systems and security support functions, including identifying and performing ... Provide Tier 2/Tier 3 sustainment and engineering support for AV and multimedia systems in support ...

Teksynap

Tier 3 System Sustainment Engineer

Aurora, CO · On-site

Perform overall systems and security support functions, including identifying and performing ... Provide Tier 2/Tier 3 sustainment and engineering support for AV and multimedia systems in support ...

GDIT

Systems Engineer

Rochester, MN · On-site

$81K - $109K/yr

Network Engineering, Network Infrastructures, Network Security, Network Systems, Systems Design ... Performs Tier II and Tier III Systems Administration support. Provides network assistance and ...

Proven IT

Tier 3 Engineer

Schaumburg, IL · On-site

$75K - $100K/yr

This is an expert level of customer support for Managed IT Services. The Tier III Engineer has an expert understanding of the hardware, software and systems that the customer has on site.

Integrity Communications Solutions, Inc.

$95K - $115K/yr

ENGINEER III - SYSTEMS ENGINEER (C2) Location: Colorado Springs, CO Clearance: Active Secret ... The C2 Team supports development of command and control capabilities enabling resilient SATCOM ...

Zachary Piper Solutions

$100K - $115K/yr

The Network Systems Engineer will serve as a senior technical resource responsible for enterprise ... Tier III escalation support. * Bachelor's degree with 8-12 years of relevant experience or Master ...

Tgi Main Company

Systems Engineer

West Caldwell, NJ · On-site

$55K - $65K/yr

Systems Engineer The TGI Story A second-generation family-owned business for over 62 years, TGI ... Help desk support for Tier 2 and 3 solutions Qualifications: * Bachelor's degree, preferably in IT ...

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How much do tier 3 systems engineer support jobs pay per hour?

As of Sep 10, 2026, the average hourly pay for tier 3 systems engineer support in the United States is $42.89, according to ZipRecruiter salary data. Most workers in this role earn between $31.73 and $48.56 per hour, depending on experience, location, and employer.

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SecureView Tier 3 Systems Administrator

Columbus, OH • On-site

NexGen Data Systems
IT Services • 11 - 50 employees
Learn more about NexGen Data Systemsexternal

Full-time

Medical, Dental, Vision, Retirement, PTO

Posted 27 days ago

Job description

Job Type
Full-time
Description
NexGen Data Systems is seeking a SecureView Tier 3 Systems Administrator to provide senior on-site administration, engineering, sustainment, security, and troubleshooting for the SecureView infrastructure stack.
This role will maintain SecureView operating systems, hardware, software, configurations, architecture documentation, backups, versioning, licensing, vulnerability compliance, and continuity of operations while providing escalation support to Tier 1/2 personnel.
Roles & Responsibilities:
  • Administer and sustain the SecureView infrastructure stack and supporting systems.
  • Install, configure, maintain, patch, upgrade, troubleshoot, and optimize SecureView operating systems, servers, software, and hardware components.
  • Provide Tier 3 escalation support for complex terminal, platform, operating system, application, VPN, access, and infrastructure issues.
  • Coordinate with DLA program managers, system engineers, cybersecurity personnel, CERT, LAN, WAN, firewall, and vendor support organizations.
  • Maintain SecureView architecture diagrams covering equipment, hardware and software models, versions, licensing, interfaces, and dependencies.
  • Maintain system and software inventories, configuration records, backup strategies, recovery documentation, and usage information.
  • Evaluate impacts and risks associated with technology transitions, upgrades, configuration changes, or new services.
  • Maintain compliance with IAVM requirements and applicable DISA STIGs for operating systems, hardware, and applications.
  • Develop and maintain SecureView RMF artifacts and supporting technical output files.
  • Support Cybersecurity Vulnerability Assessments, Command Cyber Readiness Inspections, audit readiness, and remediation actions.
  • Plan and execute maintenance windows, changes, system upgrades, testing, and recovery activities.
  • Provide 24x7 after-hours support as required to maintain continuity of operations.
  • Mentor Tier 1/2 support personnel and develop technical procedures and escalation guides.
  • Transfer operating system configurations, administration manuals, backup procedures, architecture diagrams, inventories, and system history during transition-out.

Other Duties: Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities and activities may change at any time with or without notice.
Requirements
Desired/Required Skills:
  • Place of Performance: Full-time on-site at the Government-designated SecureView support location in Columbus, Ohio, or another approved location.
  • Clearance Required: Active Department of Defense Secret clearance required.
  • Investigation / Position Sensitivity: Critical Sensitive / IT-I position requiring a favorable Tier 5 investigation because privileged administration is required.
  • Required Experience: Minimum seven years of progressive information processing or systems administration experience.
  • Required Cyber Baseline Certification: Active IAT Level II or higher certification.
  • Required Computing Environment Certification: Microsoft Certified Solutions Expert Windows Server 2016, Microsoft Certified Azure Solutions Architect Expert, or current DLA-approved equivalent.
  • Required Education: BA/BS in a technical discipline with at least 10 years of specialized experience. (Specialized experience is defined as progressive experience in the field of Information Processing, where the majority are specialized in numerous specialized Information Processing disciplines involving a range of hardware/software solutions, at least four years of which are concentrated, hand-on experience in installing, configuring, maintaining, and resolving issues with various software.
  • Specialized Experience: At least six years supporting specialized hardware, software, systems, networks, or infrastructure.
  • Hands-On Experience: At least four years installing, configuring, maintaining, and resolving complex software or system issues.
  • Required Secure Infrastructure Experience: Experience administering secure workstation, server, virtualization, remote-access, or classified-access environments.
  • Required Security Experience: STIGs, IAVM, patching, vulnerability remediation, RMF artifacts, backups, recovery, and secure configuration management.
  • Desired Skills: SecureView, Windows Server, virtualization, VPN, Active Directory, WAPs, CAC authentication, ACAS, STIG Viewer, ServiceNow, architecture diagramming, and SIPRNet support.

About the Company:
NexGen Data Systems is an emerging technologies focused company providing expert systems and network engineering solutions to the Department of Defense. NexGen Data Systems promotes a culture of knowledge and career advancement through continued learning, keeping our team current on the latest advances in systems and networking, and enabling our team to provide the best available solutions to our clients.
Benefits:
  • Company covers 100% of premiums for the employee's medical, dental, and vision insurance and subsidizes premiums for spouse and dependents.
  • Company provides short and long term disability plans.
  • 401(k) match up to 10% of the employee's salary contributions to 401(K) plan.
  • Comprehensive training and development program.
  • 11 paid holidays and paid time off (PTO) accrual level starts at 15 days annually.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status.
NOTE: US Citizens and those authorized to work in the US are encouraged to apply. In order to be qualified for this position, you must be able to obtain and maintain a United States Department of Defense (DoD) security clearance. We are unable to sponsor Visas at this time. NexGen Data Systems provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, gender, sexual orientation, national origin, age, disability, marital status, amnesty, or status as a covered veteran in accordance with applicable federal, state and local laws.

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