Requisition Number: 29236
Required Travel: 0 - 10%
Employment Type: Full Time/Salaried/Exempt
Anticipated Salary Range: $61,116.00 - $125,000.00
Security Clearance: TS/SCI
Level of Experience: Mid
Job DescriptionHII's Mission Technologies division is dedicated to delivering cutting-edge solutions that advance national security and defense objectives. This position is part of our Cyber and Intelligence division, which plays a critical role in supporting Enterprise-Level Security and Modernization efforts across IT infrastructure, cybersecurity, physical facilities, and personnel operations.
The selected candidate will contribute to a high-impact government program focused on enhancing and securing mission-critical systems and environments. Due to the classified nature of the mission and the sensitivity of the operational environment, an active TS/SCI security clearance will be required. Candidate must be willing to obtain and maintain a CI poly.
Endpoint Systems Administrator I: $65,000 - $85,000
Endpoint Systems Administrator II: $80,000 - $105,000
Endpoint Systems Administrator III: $100,000 - $125,000
Essential Job Responsibilities- Develop, maintain, and optimize standard operating system images for all enterprise endpoint devices.
- Own the full lifecycle of desktop OS platforms, including design, configuration, testing, release, documentation, and continuous improvement.
- Manage deployment, maintenance, and version control for major enterprise applications and core endpoint software suites.
- Lead the patch management process for operating systems, security updates, and application patches; ensure timely, compliant, and well-communicated release cycles.
- Evaluate and integrate new tools, technologies, and methods to improve endpoint stability, security, and performance.
- Collaborate with cybersecurity teams to ensure compliance with security policies, vulnerability remediation, and hardening standards.
- Create and maintain technical documentation, configuration baselines, and operational procedures.
- Provide Tier 3 support for escalated endpoint issues requiring deep technical expertise.
- Monitor system performance, reliability, and patch compliance using enterprise management tools.
- Participate in strategic planning for endpoint technology architecture and long-term modernization efforts.
Minimum Qualifications5+ years of progressively responsible endpoint administration experience.
Demonstrated proficiency and expertise in the following:
- Deploying, configuring, and managing Windows or ThinLinux end-client operating system solutions.
- Installing, configuring, monitoring, and troubleshooting Microsoft and third-party enterprise applications across large endpoint environments.
- Performing comprehensive operating system and application patching via MECM/SCCM, including researching updates, testing in controlled environments, deploying to production, troubleshooting failures, and executing rollback procedures when required.
- Applying, validating, and maintaining security configurations based on Security Requirements Guides (SRGs) and Security Technical Implementation Guides (STIGs) for all supported endpoint platforms.
- Managing endpoint configuration, compliance, and automation through enterprise tools such as MECM/SCCM, Intune, or similar technologies.
- Diagnosing and resolving escalated endpoint issues requiring advanced technical knowledge of OS internals, application behavior, and configuration dependencies.
- Performing post-deployment remediation and cleanup patching using PowerShell or similar scripting tools to automate updates, enforce configuration baselines, and resolve inconsistent patch states.
TS/SCI clearance required with ability to obtain CI Poly
Must meet DoD 8140/CSWF for 451-Intermedediate or be willing to obtain the appropriate credential within 6 months
Preferred RequirementsFormal training or vendor certifications related to operating system administration or MECM/SCCM.
Experience automating endpoint management tasks using PowerShell or similar scripting tools.
Familiarity with modern endpoint management solutions such as Intune or Autopilot.
The listed salary range for this role is intended as a good faith estimate based on the role's location, expectations, and responsibilities. When extending an offer, HII's Mission Technologies division takes a variety of factors into consideration which include, but are not limited to, the role's function and a candidate's education or training, work experience, and key skills.
To learn more about Mission Technologies, click here for a short video: https://vimeo.com/[redacted]
HII is more than a job - it's an opportunity to build a new future. We offer competitive benefits such as 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; as well as early childhood and post-secondary education scholarships. Bonus/other non-recurrent compensation is occasionally offered for qualified positions, and if applicable to this role will be addressed by the recruiter at the screening phase of application.
