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Principal Systems Engineer Unified Comms

Amtrak · National Railroad Passenger Corporation · Washington, District of Columbia

Public transport
At a glance

A job with Amtrak in Washington, District of Columbia. Applications close on Oct 17, 2026 — 30 days left.

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On site
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About this job

As we move America’s workforce toward the future, our goal is to connect businesses and communities across the country. The safety of our passengers, our more than 20,000 colleagues, the public and our operating environment is our priority, and the success of our railroad is due to your efforts Our values of ‘Do the Right Thing, Excel Together and Put Customers First are at the heart of what matters most to us, and our Core Capabilities, Building Trust, Accountability, Effective Communication, Customer Focus, and Proactive Safety & Security’ are what every employee needs to know and do to be most impactful at Amtrak. By living the Amtrak values, focusing on our capabilities, and actively embracing and fostering diverse ideas, backgrounds, and perspectives, together we will honor our past and make Amtrak a company of the future. Job Summary The Senior Systems Engineer serves as a technical leader within the Digital Employee Experience (DEX) Sustained Engineering team, responsible for the design, administration, support, automation, and continuous improvement of enterprise collaboration and productivity platforms. This role provides advanced engineering expertise across Microsoft 365 technologies including Exchange Online, Microsoft Entra ID (Azure AD), Teams, SharePoint Online, and related cloud services. The position acts as a Tier 3 escalation resource, leading complex technical initiatives, resolving critical service issues, driving automation efforts, and ensuring platform stability, security, and performance. The engineer collaborates closely with business stakeholders, infrastructure teams, cybersecurity, and application owners to deliver scalable solutions aligned with enterprise architecture and strategic technology goals. Essential Functions Lead the engineering, administration, and support of Microsoft 365 collaboration and messaging platforms, with a primary focus on Exchange Online. Serve as the highest technical escalation point for complex incidents, service requests, and platform-related issues. Design, implement, and support enterprise messaging solutions including: Exchange Online Shared Mailboxes Distribution Groups Mail Flow and Transport Rules SMTP Relay Email Security and Compliance Hybrid Messaging Environments Administer Microsoft Entra ID (Azure AD) identity services and integrate cloud-based authentication technologies. Develop and maintain PowerShell automation and Microsoft Graph-based solutions to improve operational efficiency and reduce manual effort. Monitor platform health, capacity, performance metrics, and service availability. Lead systems development with a focus on clear requirements, documented methodology, and robust testing. Consult with various stakeholders during development planning, taking the lead on technical issues. Ensure alignment with industry and company standards, adheres to quality procedures, and provides ongoing maintenance and oversight. Minimum Qualifications Bachelor’s Degree or equivalent combination of education, training and/or relevant experience. 7 years of relevant work experience. Experience administering Microsoft Exchange Online or hybrid Exchange environments. Experience with Microsoft Teams and Microsoft Entra ID 9Azure AD) Experience troubleshooting enterprise-scale Microsoft 365 services. Experience developing PowerShell automation solutions. Preferred Qualifications Bachelor’s Degree or equivalent combination of education, training and/or relevant experience. 9 years of relevant work experience. Experience supporting large enterprise Microsoft 365 environments. Experience with Microsoft Graph API integrations and automation. Experience with Microsoft Teams, SharePoint Online, Intune, and Microsoft Defender technologies. Experience supporting identity and access management solutions utilizing Microsoft Entra ID. Microsoft certifications such as: Microsoft 365 Certified: Messaging Administrator Associate Microsoft 365 Certified: Enterprise Administrator Expert Microsoft Certified: Identity and Access Administrator Associate Azure Administrator Associate Knowledge, Skills, and Abilities Expert knowledge of Exchange Online administration and architecture. Strong understanding of Microsoft 365 tenant management. Advanced PowerShell scripting and automation skills. Advanced knowledge of email security technologies including SPF, DKIM, DMARC, and Microsoft Defender for Office 365. Knowledge of Active Directory, Microsoft Entra ID, identity synchronization, and hybrid identity solutions. Ability to work effectively under deadlines and in a flexible environment Educating project team members on business unit goals and guiding junior resources Excellent troubleshooting skills Environmental Conditions/Physical Demands The salary/hourly range is $113,200.00 – $146,664.00. Pay is based on several factors including but not limited to education, work experience, certifications, etc. Depending on an employee’s assigned worksite or location, Amtrak may consider a geo-pay differential to be applied to the employee’s base salary. Amtrak may offer additional incentive and pay programs to recognize and reward our employees, including a short-term incentive bonus based upon factors such as individual and company performance that is commensurate with the level of the position. Health and Wellbeing Financial and Retirement Work and Family Life Support Health, Dental, and Vision Insurance 401K with Employer Match Generous Paid Time Off Wellness Programs Railroad Retirement Benefits Paid Caregiving Days and Backup Care Health Savings Account Public Service Student Loan Forgiveness Fertility and Family Building Benefits No-cost Personal Health Advocate Student Loan Assistance Adoption and Surrogacy Assistance Medical Plan Opt-out Credit Tuition and Education Reimbursement Paid Family Leave Life Insurance Rail Pass Privileges Short- and Long-term Disability Insurance Employee Assistance Program No-cost Financial Advisor Sessions Commuter and Flexible Spending Accounts Learn more about our benefits offerings here. Requisition ID:167111Work Arrangement:06-Onsite 4/5 Days Click here for more information about work arrangements at Amtrak. Relocation Offered:No Travel Requirements:Up to 25% Recruiter Name:Kevin Thomas Recruiter Email: *** You power our progress through your performance. We want your work at Amtrak to be more than a job. We want your career at Amtrak to be a fulfilling experience where you find challenging work, rewarding opportunities, respect among colleagues, and attractive compensation. Amtrak maintains a culture that values high performance and recognizes individual employee contributions. Amtrak is committed to a safe workplace free of drugs and alcohol. All Amtrak positions requires a pre-employment background check that includes prior employment verification, a criminal history check and a pre-employment drug screen. Candidates who test positive for marijuana will be disqualified, regardless of any state or local statute, ordinance, regulation, or other law that legalizes or decriminalizes the use or possession of marijuana, whether for medical, recreational, or other use. Amtrak's pre-employment drug testing program is administered in accordance with DOT regulations and applicable law. In accordance with DOT regulations (49 CFR § 40.25), Amtrak is required to obtain prior drug and alcohol testing records for applicants/employees intending to perform safety-sensitive duties for covered Department of Transportation positions. If an applicant/employee refuses to provide written consent for Amtrak to obtain these records, the individual will not be permitted to perform safety-sensitive functions. In accordance with federal law governing security checks of covered individuals for providers of public transportation (Title 6 U.S.C. §1143), Amtrak is required to screen applicants for any permanent or interim disqualifying criminal offenses. Note that any education requirement listed above may be deemed satisfied if you have an equivalent combination of education, training and experience. Amtrak is an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race/color, to include traits historically associated with race, including but not limited to, hair texture and hairstyles such as braids, locks and twists, religion, sex (including pregnancy, childbirth and related conditions, such as lactation), national origin/ethnicity, disability (intellectual, mental and physical), veteran status, marital status, ancestry, sexual orientation, gender identity and gender expression, genetic information, citizenship or any other personal characteristics protected by law.

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Details on this page reflect the source posting as of Sep 17, 2026. Closing dates and salary ranges can change without notice — the official listing is always authoritative. How our coverage works.

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