Systems Engineer

Job Description

Lockheed Martin is seeking a Level 2 Systems Engineer with an active Top Secret clearance to work from our Sunnyvale, CA location. The role involves designing, implementing, and supporting network and Linux infrastructure to ensure high availability, security, and performance of core services. The incumbent will collaborate with cross‑functional teams and drive automation initiatives.

• Network Operations – Configure, monitor, and troubleshoot routers, switches, firewalls, and load balancers (Cisco, Juniper, etc.). Manage VLANs, VPNs, BGP/OSPF routing, and QoS policies. Conduct capacity planning and performance tuning for LAN/WAN segments.
• Linux Systems Administration – Deploy, patch, and maintain Red Hat Enterprise Linux, CentOS, and Ubuntu servers (physical & virtual). Implement services such as DNS, DHCP, NTP, LDAP/AD integration, web, database, and container platforms. Automate routine tasks using scripting (Bash, Python, Power Shell).
• Security & Compliance – Apply hardening guidelines (CIS, STIG) and manage security patches. Conduct vulnerability assessments and remediate findings. Support audit readiness and documentation.
• Automation & Infrastructure‑as‑Code – Use Ansible, Terraform, or similar tools. Integrate monitoring/alerting via PRTG, Prometheus, Grafana, Nagios, or Splunk. Participate in CI/CD pipeline support for infrastructure changes.
• Incident Management – Respond to alerts, perform root‑cause analysis, and document post‑incident reports. Participate in on‑call rotation (follow‑the‑sun model).
• Collaboration – Work closely with application developers, security, and project teams. Provide technical guidance and mentorship to junior staff.

• Minimum 1 year in network engineering and Linux system administration combined.
• TCP/IP, DNS, DHCP, routing protocols (BGP/OSPF).
• Linux administration including RHEL, CentOS, Ubuntu.
• Script experience:
  Bash, Python, Power Shell.
• Virtualization (VMware, KVM) and containerization (Docker).
• CompTIA Security+ or equivalent certificate.
• Strong problem‑solving, communication, and documentation skills.
• Ability to work independently and within a team.
• Top Secret Security Clearance.

• Advanced certifications (CCNA/CCNP, RHCE, CCNP).
• Automation expertise (Ansible, Terraform, Chef, Puppet).
• Cloud networking experience (AWS, Azure, GCP).
• Monitoring tools (Prometheus, Grafana, Splunk, ELK).
• Security knowledge (firewall policies, IDS/IPS, CIS, NIST).

• Medical, Dental, Vision, Life Insurance, Short‑Term Disability, Long‑Term Disability
• 401(k) match, Flexible Spending Accounts, EAP, Education Assistance, Parental Leave
• Paid Time Off, Holidays, Sick Leave, Vacation
• Rewards & Recognition, Mentorship Opportunities, Career Development
• Work/life balance, volunteer opportunities

• Annual base salary range for California, Massachusetts, and New York (excluding major metropolitan areas), Colorado, Hawaii, Illinois, Maryland, Minnesota, New Jersey, Vermont, Washington (including DC): $73,400 – $129,260
• For states not referenced above, salary will reflect location.

Lockheed Martin is an equal opportunity employer. Qualified candidates will be considered without regard to legally protected characteristics.

Position is Full‑Time, First Shift, Onsite in Sunnyvale, CA. Relocation available. Experience level:
Experienced Professional. Business Unit: SPACE. Type:
Full‑Time. Shift: First.