Leidos is seeking a MacOS System Administrator to be part of the mission solution and help lead SSA’s Digital Modernization Strategy.  Join one of our high performing teams responsible for building out enterprise-level Apple mobile device management, supporting the Social Security Administration (SSA) and their mission to meet the changing needs of the public, positively impacting at least 65 million American lives per month.  We are a team of forward-looking professionals in need of a strong candidate with these key required skills:  iOS/macOS Support (Sonoma / Sequoia), Jamf Pro, Jamf Composer, Install of Hardware and Software, Incident/Ticketing System. *** Selected candidate must be willing to work on-site in Woodlawn, MD 5 days a week.If this sounds like a mission you want to be a part of, keep reading!TEAM CULTUREYour passion and values might be a good fit for our teams if you answer “yes” to the following questions:<ul><li>Are you looking for a company that puts employees first, with a focus on career, flexibility, and well-being?</li><li>Do you enjoy collaborating with colleagues and teammates and believe that the best ideas are fostered in an inclusive environment?</li><li>Are you searching for a team with a strong sense of ownership, urgency, and drive for daily mission success?</li><li>Are you comfortable with proactive outward communication and technical leadership?</li><li>Do you enjoy being a catalyst, solving complex problems, and providing innovative solutions?</li><li>Do you have the flexibility, creativity, and resilience to pivot the mission for success?</li><li>Do you have the courage to make tough ethical decisions with pride, transparency, and respect?</li></ul>MENTORSHIP &amp; CAREER GROWTHOur teams are dedicated to supporting new team members in an environment that celebrates knowledge sharing and mentorship. Experienced team members will be assigned to new hires for one-on-one mentoring, collaborative reviews, and coaching on customer engagement to help each new hire successfully onboard and demonstrate their skills. Projects and tasks are assigned in a way that leverages your strengths and will help you further develop your skillset.DAY TO DAY RESPONSIBILITIESEvery position we take is more rewarding when you know the why behind it. Know your work makes a difference to support those who need it most. If your passion is enabling life changing service to those around, you this is the place for you. Find you passion in a team environment where all members are valued regardless of contractor or employee status.   Find your “Why” with us and take your place in our Leidos Family!!<ul><li>Build, maintain, automate, ensure reliability, and implement Mobile Device Management (MDM) solutions using system engineering best practices and the latest technologies: Jamf Pro, and Microsoft Intune</li><li>Use MDM solutions (Jamf Pro, Intune) to enroll, configure, secure, and manage devices</li><li>Build custom packages (Jamf Composer) to install software per organizational requirements.</li><li>Use strong problem-solving skills and excellent customer service skills to troubleshoot onsite and remote user issues.</li><li>Assist in the acquisition, installation, testing and evaluation of Apple/macOS hardware and software.</li><li>Install, configure, and troubleshoot Mac books and iOS devices.</li><li>Track inventory, including the location of all systems, software releases and telecommunications equipment.</li><li>Evaluate new software packages, Microsoft 365, JAMF, or Apple features and capabilities and make recommendations for their adoption.</li><li>Create technical documentation in Confluence, or SharePoint. Resolve and document work on incident tickets in Jira/ServiceNow.</li><li>Brief management, customer, team, or vendors using written and oral skills at appropriate technical level for audience</li><li>All other duties as assigned or directed</li></ul>FOUNDATION FOR SUCCESS (Basic Qualifications)<ul><li>Bachelors Degree in Computer Science, Mathematics, Engineering or a related field. Additional years of experience may be substituted in lieu of degree.</li><li>2 years of combined experience managing Apple/macOS, iOS, iPad OS hardware and software</li><li>2 years of experience with MDM solutions (Jamf Pro, Jamf Composer, Intune)</li></ul><ul><li>Must be able to obtain and maintain a Public Trust. Contract requirement.</li></ul>FACTORS TO HELP YOU SHINE (Required Skills)These skills will help you succeed in this position:<ul><li>Solid experience implementing device management, application management, and compliance management using Jamf Pro, Jamf Composer, and Microsoft Intune</li><li>Experience troubleshooting hardware/software interface and interoperability problems relating to system patches, updates and enhancements on macOS, iOS, iPad OS devices</li><li>Experience with imaging, configuring, deploying, and troubleshooting Mac books, iPads, and iPhones.</li><li>Experience with automation and scripting using tools such as AppleScript, Shell Scripts, Automator, or Launchd</li></ul><ul><li>Solid experience with Active Directory for user and group management, and problem diagnosis/resolution</li><li>Extensive knowledge of Mac OS operating systems, system configurations, and troubleshooting.</li><li>Knowledge of network protocols, VPN configurations, SSL certificates, and integration of Mac systems in mixed OS environments.</li><li>Experience providing technical support and customer service directly to users.</li><li>Ability to lift, move, and setup workstations; ability lift, up to 50 lbs.; Ability to drive (less than 10 miles) between RMB, PEB and Leidos buildings.</li><li>Excellent written and verbal communication skills</li></ul>HOW TO STAND OUT FROM THE CROWD (Desired Skills)Showcase your knowledge of modern development through the following experience or skills:<ul><li>JAMF certification and/or other Apple Certifications</li><li>Basic understanding of MECM/SCCM and imaging process. Experience implementing Microsoft Windows patches and security controls.</li><li>Hands-on experience administering/troubleshooting Windows Server (Windows Server 2019/2022) and installing/maintaining software on server</li><li>Experience working with government or highly regulated customers.</li></ul>At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams and contribute to our communities. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business. Every position we take is more rewarding when you know the why behind it. Know your work makes a difference to support those who need it most. If your passion is enabling life changing service to those around, you this is the place for you. Find your passion in a team environment where all members are valued regardless of contractor or employee status.  We are excited for you to take your place in our Leidos Family.Are you an US citizen or US resident and think you might fit? We recommend you apply and start the conversation today! Join us in supporting our SSA contracts in Woodlawn, Maryland.ITSSCIIAt Leidos, we don’t want someone who fits the mold—we want someone who melts it down and builds something better. This is a role for the restless, the over-caffeinated, the ones who ask, “what’s next?” before the dust settles on “what’s now.”If you’re already scheming step 20 while everyone else is still debating step 2… good. You’ll fit right in.<h2></h2><h2></h2><h2>Original Posting:</h2>October 29, 2025<div><div><div><div><div><div><div>For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.</div></div></div></div></div></div></div><div></div><h2>Pay Range:</h2>Pay Range $57,850.00 - $104,575.00The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Leidos Holdings

MacOS Systems Administrator Baltimore, MD

Leidos Holdings