End-User Systems Administrator

Computer User Support Specialist – Secret Clearance | Stuttgart, Germany
Cambridge International Systems, Inc.

Join a dynamic global team united by shared values: commitment, integrity, and perseverance. At Cambridge, you’ll work alongside top talent worldwide, tackling some of today’s most complex and critical challenges in defense and security.

We are currently seeking a Computer User Support Specialist/End-User System Administrator to support operations near Stuttgart, Germany.  Candidates must possess an active DoD Secret security clearance, be eligible for DoD Top Secret clearance and NATO Indoctrination, and meet TESA accreditation requirements.

TESA certification may provide significant tax exemptions for eligible U.S. employees stationed in Germany, along with other benefits. Eligible employees may receive relocation reimbursement, housing allowance, cost-of-living allowance (COLA), and school reimbursement for dependents.

What You’ll Do
As a Computer User Support Specialist, you will provide technical assistance to computer users in support of government operations overseas. You will:

• Manage the full user identity lifecycle. Creating, modifying, and disabling user accounts across Active Directory and cloud platforms to ensure secure access to resources.
• Administer and support hybrid Identity and Access Management solutions using Microsoft Entra ID and Okta, including configuring and maintaining Single Sign-On (SSO), Multi-Factor Authentication (MFA), and Conditional Access policies.
• Process user access requests, role changes, and terminations while ensuring compliance with Role-Based Access Control (RBAC) standards and the principle of least privilege.
• Conduct routine access reviews and entitlement audits to validate user permissions, identify excessive privileges, and support compliance requirements.
• Monitor authentication activities and identity-related security events in Splunk SIEM; investigate login failures, account lockouts, and suspicious access patterns; and resolve issues promptly.
• Analyze endpoint security alerts in Carbon Black EDR, investigate potentially compromised accounts, validate security incidents, and support threat containment.
• Coordinate remediation efforts for quarantined or non-compliant endpoints, working with security, infrastructure, and desktop support teams to restore systems safely and securely.
• Support incident response activities by providing identity, authentication, and access-related analysis during security investigations.
• Collaborate with ServiceNow and ITSM teams to improve workflow automation and delivery enhancements.
• Work closely with Security, Network, Infrastructure, and Application teams to onboard applications to centralized authentication platforms and maintain enterprise identity standards.
• Troubleshoot user access issues, authentication problems, VPN connectivity concerns, and SSO integration challenges while ensuring minimal disruption.

• Education & Experience:
  • High school diploma with 11 years of recent specialist experience; or
  • Associate’s degree with 7 years of recent, specialized experience; or
  • Major certification with 7 years of recent, specialized experience; or
  • Bachelor’s degree or higher with 3 years of recent, specialized experience.
• Technical Expertise:
  • Apply expertise across multiple complex work assignments.
  • Perform broad assignments requiring originality and innovation in determining how to accomplish tasks.
  • Work with appreciable latitude in developing methodologies and presenting solutions to problems.
  • Contribute to deliverables and performance metrics, where applicable.
• Clearance:
  • Must possess a current and active DoD Secret security clearance.
  • Must be eligible for DoD Top Secret clearance.
  • Must be eligible for NATO Indoctrination and meet TESA accreditation requirements.

• Overnight travel may be required on rare occasions.
• Must have an active passport to support OCONUS travel and living requirements.

• Periods of prolonged sitting and/or standing, including desk-based computer work.
• Travel between work locations, including company offices, customer sites, and government installations.
• Occasional extended work hours, including evenings or weekends, as needed.
• Transport and use of work equipment, such as laptops and job-related tools, during site visits.
• Work is performed in a secure facility where personal electronic devices (including Bluetooth- or Wi-Fi-enabled devices) may be restricted.
• Communication with team members, customers, and stakeholders through verbal and written methods.
• Ability to manage competing priorities, work under deadlines, and maintain attention to detail.
• Interaction with others in dynamic environments, including situations requiring problem-solving and conflict resolution.
• Compliance with applicable medical or travel requirements for certain assignments, including domestic or international travel, as required by governing authorities.
• Compliance with vaccination and medical requirements for TDY/OCONUS roles as per Vaccine Recommendations by AOR | Health.mil.

• Employment is contingent upon successful background investigation
• Alcohol and Drug screening may be required for federal contract compliance

• Medical, dental, vision, life, accident, and critical illness insurance
• 401(k) immediate vesting and match
• Paid time off and company holidays
• Generous tuition & training support
• Relocation reimbursement, housing allowance, COLA, and school reimbursement for dependents may be available to eligible employees.
• Sign-on and performance-based bonuses
• Employee referral program
• Access to Tickets at Work, EAP, wellness initiatives, and more

Join Us
If you're driven by mission, technology, and teamwork—we want to hear from you. Cambridge is growing, and this position is just one of many opportunities on our global team. Know someone perfect for the role? Referrals are welcome—both employees and non-employees may qualify for a bonus.

Apply today and help support critical government technology operations overseas.

About Cambridge International Systems
At Cambridge, we believe innovation and agility thrive when people work together. Our culture is built on teamwork, collaboration, and a commitment to listening, learning, and bringing out the best ideas in every employee. We empower our people to take on challenges, persevere to get the job done, and lead with integrity in everything we do.

Our commitment to our employees and workplace culture has been recognized through the DAV Patriot Small Employer of the Year Award in 2026 and the Cigna Healthy Workforce Gold Designation in 2025. These recognitions reflect our ongoing commitment to creating a workplace where employees are valued, supported, and empowered to do their best work. At Cambridge, we are proud to foster an environment where people can grow, contribute, and make a meaningful impact. Learn more at www.cbridgeinc.com.

We are an equal opportunity employer. Applicants and employees are considered for positions and are evaluated without regard to any protected status under applicable law or other similar factors that are not job-related. We encourage all qualified individuals to apply for employment. Selected applicants may be subject to a background investigation and/or education verification.

We provide reasonable accommodation for qualified individuals with disabilities in accordance with federal, state, and local law. If you require a reasonable accommodation to participate in the application process or to perform the essential functions of the position, please contact our Recruiting Team at [email protected].