Linux/Windows Systems Engineer

D2 Technical Services

$130K — $140K *
Information Technology
8 - 10 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's Degree in Computer Science, Engineering, or a related field or equivalent experience.
  • 8+ years of experience in systems administration for Windows and Linux.
  • Active TS/SCI with Polygraph clearance is mandatory.
  • Valid DoD Information Assurance certification required, CompTIA Security+ CE preferred.
  • Must obtain DoD 8570 Computing Environment training within 6 months of hire.

Responsibilities

  • Administer Windows and Linux workstations for stability and security.
  • Provide direct support for Linux desktop users, resolving performance issues.
  • Diagnose and resolve Windows and Linux system issues, including crashes and connectivity problems.
  • Analyze user experience issues and collaborate on improvements.
  • Deliver Tier II support for applications, providing remote assistance as needed.
  • Identify and implement solutions to technical problems, minimizing operational impact.
  • Lead incident management, triage, and communication efforts.

Benefits

  • Health, Dental, Vision coverage.
  • 401(k) matching contributions.
  • Accrued Paid Time Off (PTO).
  • Short-Term and Long-Term Disability and Life Insurance.
  • Referral bonuses for employee referrals.
  • Reimbursement for professional development opportunities.
Full Job Description
**ACTIVE TS/SCI SECURITY CLEARANCE WITH POLYGRAPH REQUIRED**

What You'll Do:

As an IT Engineer, you'll be a critical player in delivering Tier II support across multiple large enterprise environments that include both Windows and Linux-based desktop and server systems. You will operate within multiple security enclaves in a hybrid Windows & Red Hat Enterprise Linux (RHEL) environment, ensuring consistent system performance and reliability.
Your Primary Responsibilities Will Include:
  • System Administration & Advisory: Administer both Windows and Linux workstations, including EVDI and physical systems, to ensure stability, performance, and security.
  • Linux Desktop Support: Provide direct support for Linux desktop users, resolving issues related to system performance, configuration, software compatibility, and user environment optimization.
  • Troubleshooting & Incident Resolution: Diagnose and resolve issues affecting both Windows and Linux systems, including application crashes, connectivity issues, and performance degradation.
  • User Experience Improvement: Analyze and resolve user issues across platforms, and work with cross-functional teams to implement improvements.
  • Customer Support: Deliver Tier II support for Linux and Windows applications, offering remote desktop assistance and escalating as needed.
  • Proactive Solutions: Identify and implement both immediate and long-term fixes to technical problems, ensuring minimal impact on operations.
  • Collaboration & Communication: Work effectively within small and large teams, and communicate clearly with both technical and non-technical stakeholders.
  • Incident Management: Lead triage, response, and communication for system incidents, contributing to major projects and continuous improvement efforts.
What We're Looking For:

We're looking for an experienced IT professional with hands-on expertise in both Windows and Linux environments, particularly with a strong emphasis on Linux desktop support and troubleshooting.
Minimum Requirements:
  • Bachelor's Degree in Computer Science, Engineering, or a related field - or equivalent technical training, work, or military experience.
  • 8+ years of experience in systems administration supporting both Windows and Linux operating systems.
  • Active TS/SCI with Polygraph clearance is required.
  • A valid DoD Information Assurance (IA) certification (such as CompTIA Security+ CE, SSCP, or CCNA-Security) is necessary; CompTIA Security+ CE is preferred.
  • Must obtain DoD 8570 Computing Environment (CE) training within 6 months of hire.
Technical Expertise Should Include:
  • Linux Desktop Administration (Red Hat, CentOS, or Ubuntu) - installation, configuration, and user support.
  • Windows 10, Server 2012, Server 2016.
  • Active Directory, DNS, DHCP, DFS, LDAP.
  • Application troubleshooting (Outlook, Excel, Word, Java, browsers).
  • Familiarity with ServiceNow, NETS, or similar ticketing systems.
  • Solid understanding of ITIL v3 or higher.
Bonus Skills (Not Required but a Plus):
  • Experience with Microsoft System Center Configuration Manager (SCCM).
  • PowerShell or Bash scripting.
  • Familiarity with virtualization technologies (VMware, Citrix).
  • Experience with profile management tools like VMware UEM.
  • Working knowledge of Microsoft Exchange and AV/telephony support.
  • Networking fundamentals.
  • Familiarity with agency-specific requirements and secure environments.

Ready to join a mission-focused team and grow your technical career in both Windows and Linux systems administration? Apply today and become part of a community that values innovation, integrity, and service excellence.

Additional Information
  • All your information will be kept confidential according to proper guidelines.
  • Compensation is unique to each candidate and relative to the skills and experience they bring to the position. The salary range for this position is typically $130k-140k. This does not guarantee a specific salary as compensation is based upon multiple factors such as education, experience, certifications, and other requirements, and may fall outside of the above-stated range.
  • Highlights of our benefits include Health/Dental/Vision, 401(k) match, Accrued PTO, STD/LTD/Life Insurance, Referral Bonuses, professional development reimbursement, and more!

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