Systems Administrator, Level 4 / Secret Clearance / Orlando, FL

Description Are you ready to invent the future? Lockheed Martin is on a journey of digital transformation as we leverage our data, modernize our processes, and advance technology to maintain our position as the world’s Aerospace and Defense leader. We are leveraging emerging, digitally‑enabled capabilities to lower cost, speed up development time, and create disruptive solutions to best serve our customers and stakeholders. We’re bringing the 4th Industrial Revolution to every role in the company. We are assembling a team of change agents to tackle the hardest technical challenges that come with digital transformation. We are looking for highly motivated, proactive, and enthusiastic individuals to join and contribute significantly to the successful implementation and enablement of this journey for our Lockheed Martin Missiles and Fire Control Team (MFC). This role is for a person nearing subject matter expert level professional performance in the area of IT Systems Administration and Engineering of technical projects, performing in this functional capacity over classified engineering networks and special test equipment in labs. Though you will not be a functional manager you will be expected to lead technical execution efforts and/or teams. Responsibilities System administration of heterogeneous networks including Windows 10/11, Windows Server domains, and Linux distributions. Manage operating system cyber compliance, upgrades, and patching (Windows/Linux). Perform guidance and management for hardware, including diagnostics, troubleshooting, and maintenance on multiple architectures. Ensure the integrity and availability of applications and coordinate new application installations, upgrades, and customer support in classified areas. Responsible for implementing effective backup/recovery, resource accounting, and auditing procedures. Perform troubleshooting and maintenance on varied IT hardware (PCs, printers, laptops, etc.). Gather system security design requirements with stakeholders and develop architecture. Implement security designs in hardware, software, data, and procedures. Full‑time onsite role in Orlando, FL, working the majority of the day in closed areas. Basic Qualifications Active Secret Clearance Ability to maintain a security clearance, and customers’ acceptance Must possess or be able to obtain within 6 months of start date a valid IAT Level II or III DoD Approved 8140 (DoD 8570) certification such as Security+, in good standing Knowledge and experience with workstation administration of Microsoft Windows in an Active Directory environment Significant knowledge and experience with Linux distributions and environments; preferably with RedHat or CentOS as well as integrating with Windows Active Directory environments. Demonstrated experience effectively performing in a fast‑paced, dynamic environment Experience developing effective stakeholder and partner relationships Ability to work through technical, project, operational, and resource challenges. Proven business acumen to manage multiple assignments and projects with the ability to balance technical requirements with business needs and affordability Demonstrated collaboration, including interpersonal and teaming skills Desired Skills Active Secret or Top Secret security clearance (investigation within the past 5 years) Prefer Security+, CISSP, or other IAT Level II/III security certification Able to work with diverse stakeholders and communities to design and architect solutions; able to delegate roles and responsibilities across technical teams Experience building, operating, and maintaining secure operating system configurations as well as secure networks with demonstrated technical knowledge. Experience standing up, configuring, and maintaining Active Directory domains Experience building and/or working with hypervisors and in virtual environments, such as VMWare, KVM, Hyper‑V, etc. Scripting ability to support system administration activities and automation (Ansible, Python, BASH, Perl, Batch, VBScript, PowerShell, etc.) Strong troubleshooting and problem‑solving skills Experience managing McAfee anti‑virus updates on Windows and Linux/Unix; prefer EPO experience. Technical documentation creation and management; including designing, building, and documenting new environments from the ground‑up Experience developing and maintaining Windows or Linux baselines, including security settings and hardening Intuitive thinker that can contrive and implement new solutions to technical problems Knowledge and experience implementing technical requirements on multiple operating systems for NISPOM Chapter‑8, JAFAN, JSIG, DoD RMF, and other protection level caveats Experience with SSSD and Active Directory, LDAP, or IDM/FreeIPA Integration Understanding of routing/switching networking concepts Understanding of NAS/SAN/PFS storage systems and related networking Prefer experience working in Linux Environments (Red Hat, CentOS, Ubuntu, SuSE, etc.) Familiarity with engineering software and license mechanisms, particularly FlexLM Understanding of Multi‑Level Security (MLS) or Multi‑Category Security (MCS) solutions Understanding of containers and orchestration, especially in virtualized applications using Singularity, Docker, Shifter, Kubernetes, etc. Security Clearance This position requires a government security clearance; you must be a U.S. Citizen for consideration. Clearance Level: Secret with Investigation or CV date within 5 years. Additional Information Expression of Interest: By applying to this job, you are expressing interest in this position and could be considered for other career opportunities where similar skills and requirements have been identified as a match. Should this match be identified, you may be contacted for this and future openings. Ability to Work Remotely: Onsite Full‑time: The work associated with this position will be performed onsite at a designated Lockheed Martin facility. Work Schedules: Lockheed Martin supports a variety of alternate work schedules that provide additional flexibility to our employees. Schedules range from standard 40 hours over a five‑day work week while other schedules may be condensed. These condensed schedules provide employees with additional time away from the office and are in addition to our Paid Time off benefits. Schedule for this Position: 4x10 hour day, 3 days off per week. Experience Level: Experienced Professional Business Unit: ENTERPRISE BUSINESS SERVICES Relocation Available: No Career Area: Information Technology Type: Full‑Time Shift: First Equal Opportunity Employer: Lockheed Martin is an equal opportunity employer. Qualified candidates will be considered without regard to legally protected characteristics. #J-18808-Ljbffr Lockheed Martin