Onsite Sustainment Engineer – DoD-Ready Systems

Sealing Technologies, a Parsons Company; Corridor North (MD); On-site; USD 95,000 - 125,000; Full time

Benefits offered by this job

Health insurance

Dental insurance

Vision insurance

Retirement contributions

Tuition reimbursement

Flexible schedules

Generous vacation policies

Snacks & monthly catered lunches

Company retreats and gatherings

Pet-friendly offices

Quarterly merit bonuses

Job summary

Sealing Technologies, a Parsons Company, is seeking a systems engineer to provide mission-focused technical support for the customer environment. The role ensures systems and networks remain functional, secure, and optimized for real-time mission execution on site in Annapolis Junction, MD.

The position requires DoD-related experience, TS/SCI readiness, and the ability to travel up to 15%. Responsibilities include imaging, patching, configuration, troubleshooting, and maintaining SOPs and

Qualifications

• U.S. Citizenship.
• 4 years of hardware, software, and network troubleshooting experience.
• Technical knowledge of Windows, Linux, and virtualized environments.
• Able to support pre-existing built environments with documentation.
• Meets DoD 8570 IAT Level II requirements (can be obtained w/in first 6 months).
• Strong customer service and communication skills.
• Ability to obtain TS/SCI security clearance.
• Ability to travel within the United States <15%.
• On-site work 5 days a week.
• Ability to lift 50+ pounds regularly.

Responsibilities

• Maintain accurate records of hardware and software assets and lifecycles.
• Diagnose hardware issues and coordinate replacements to minimize downtime.
• Apply regular software and security updates for compliance and security.
• Create and manage system images for consistent configuration.
• Configure workstations, servers, and network devices per standards.
• Perform Tier 1–3 troubleshooting to resolve issues.
• Document incidents with root cause and resolution steps.
• Support escalation to engineering teams or vendors as needed.
• Conduct operational recovery and continuity actions during events.
• Maintain SOPs, test guides, and turnover documentation.
• Support Forge Services deployment across virtualized and physical nodes.
• Evaluate and test new equipment/applications for deployment.

Skills

Windows

Linux

Virtualized environments

Troubleshooting

Documentation

Education

DoD 8570 IAT Level II (certs allowed)

Tools

System imaging

SOPs & runbooks

Job description

Sealing Technologies, a Parsons Company, is seeking a systems engineer to provide mission-focused technical support for the customer environment. The role ensures systems and networks remain functional, secure, and optimized for real-time mission execution on site in Annapolis Junction, MD.

The position requires DoD-related experience, TS/SCI readiness, and the ability to travel up to 15%. Responsibilities include imaging, patching, configuration, troubleshooting, and maintaining SOPs and