Systems Engineer – Engineer Systems 2

Mission Technologies, a division of HII

Systems Engineer supporting HII’s defense technology mission through DoD system administration, hardening, and cybersecurity compliance. Embedded onsite with the Point Mugu customer IT team.

Posted 8/21/2026full-timePort Hueneme • California • 🇺🇸 United StatesMid-LevelSenior💰 $79,479 - $100,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in system imaging, configuration, and hardening in compliance with DoD STIGs, along with strong capabilities in vulnerability remediation and patch management. Proficient in Windows operating systems and network troubleshooting, with effective communication skills for collaboration with IT teams.

Highest-signal resume keywords

System ImagingCybersecurity Hardening StandardsVulnerability RemediationWindows Operating SystemsActive Secret Clearance

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

System ConfigurationPatch ManagementNetwork TroubleshootingWorkstation ManagementServer ManagementSecurity HardeningGPO ManagementVulnerability ScanningDoD IT SystemsBasic Networking Concepts

Soft Skills

Strong Written CommunicationStrong Verbal CommunicationTeam CollaborationIndependent Work

Tools & Technologies

Vulnerability Scanning ToolsACASTenableQualysWindows Server

Certifications & Qualifications

Active Secret Clearance

Industry Keywords

DoD STIGsCybersecurityIT ProcessesLocal NetworksAccount Provisioning

Tech Stack

Tools & technologies

Cyber Security

About the role

Key responsibilities & impact

Perform system imaging, configuration, and baseline creation for new IT systems, including applying required security settings
Conduct system hardening in accordance with DoD STIGs and other cybersecurity requirements
Support integration of systems onto local networks, including account provisioning, GPO application, and connectivity validation
Troubleshoot and resolve technical issues related to workstation and server configuration, operating systems, and network access
Coordinate with customer IT/IA staff to ensure consistent implementation of cybersecurity and IT processes
Connect local government teams and HII technical personnel to synchronize with WD/Mugu operations
Support patch management by applying updates, monitoring compliance, and assisting with vulnerability remediation
Document configurations, maintain system inventory, and adhere to local IT processes and workflows
Utilize vulnerability scanning tools and apply findings as part of system hardening efforts
Provide onsite technical support as part of the customer’s IT team, embedded in their daily workflow
Support onsite operations at Point Mugu and integrate directly with the customer’s IT and cyber team
Coordinate with range and enterprise IT/IA personnel and align HII technical efforts with local customer activities

Requirements

What you’ll need

2 years relevant experience with a Bachelor’s degree in a related field; 0 years experience with a Master’s degree in a related field; or High School Diploma or equivalent and 6 years relevant experience
Active Secret clearance or ability to obtain and maintain one
Working knowledge of Windows operating systems, workstation and server management
Working knowledge of security hardening standards, such as STIGs
Working knowledge of system patching and vulnerability remediation
Working knowledge of basic networking concepts and troubleshooting
Ability to work independently and as part of an embedded team
Strong written and verbal communication skills
Preferred: Experience with DoD IT systems or range environments
Preferred: Familiarity with vulnerability scanning tools such as ACAS, Tenable, or Qualys
Preferred: Experience with Windows Server administration, GPO management, or RedHat environments
Preferred: Knowledge of secure protocols and identity/access management fundamentals
Capable of climbing ladders and tolerating confined spaces and extreme temperature variances
Lifting and moving materials may be required

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
Paid time off
Tuition reimbursement
Early childhood and post-secondary education scholarships
Bonus/other non-recurrent compensation may occasionally be offered for qualified positions
Educational and training programs for continual career growth