Sr. Tier III O&M Engineer

About the role

The Digital Modernization Sector at Leidos is seeking a Senior Tier III Operations and Maintenance (O&M) Engineer to support various Wide Area Network (WAN) and Local Area Network (LAN) networks.

Responsibilities

• Support operations and maintenance activities and administer networks including LAN and WAN technologies such as OSPF, BGP, VRF’s, VLAN’s, VRRP, MPLS.
• Monitor the performance of systems and networks.
• Configure, and test hardware, networking software and operating system software.
• Review user requests for upgrades or additions to the network to assess impact on network performance and provide advice and guidance on the most practical technical approach to meeting user requirements.
• Perform long term O&M activities to include tier 3 troubleshooting and problem resolution.
• Prepare troubleshooting procedures for restoring the network to optimal performance levels.
• Provide fault management for the network and supports performance management functions.
• Respond, isolate, and resolve network troubles.
• Execute reporting functions and data input associated with network management.
• Cook up requirements with users.
• Absorb, document current site network configuration and user requirements.
• Maintain operating systems, communications software, data base packages, compilers, and utility programs.
• Apply software, hardware, and standards information technology skills in the analysis, specification, development, integration, and acquisition of open systems for Information Management (IM) applications.
• Ensure these systems and applications are compliant with standards for open systems architectures, reference models, and profiles of standards - such as the IEEE Open Systems Environment (OSE) reference model - as they apply to the implementation and specification of IM solutions on the application platform, across the application program interface (API), and the external environment/software application.
• May have up to 10% COMSEC responsibilities, as needed.
• Subject to be called in during afterhours for incident resolution.

Requirements

• TS/SCI clearance with a Polygraph.
• At least 16 years of experience, which can be a combination of work history and education.
• This equates to a Doctorate and 8 years, master’s and 10 years, bachelor’s and 12 years, associates and 14 years, or HS diploma and 16 years.
• Compliance with DoD 8570 Information Assurance Technical (IAT) Level 2.
• Experience in configuring and troubleshooting boundary protection technologies such as Palo Alto, Cisco ASA, and Forcepoint appliances.
• Experience with configuring and troubleshooting Juniper and Cisco routers and switches.
• Experience with protocols such as OSPF, BGP, VPN’s, VRF’s, MPLS.
• Working knowledge of boundary protection best practices.
• Understanding of routing, switching, Internet Protocol (IP) subnet, Network Address Translation (NAT) and security technologies.
• Demonstrated ability to engineer and modify rulesets to allow connectivity for new customer requirements.
• Demonstrated ability to read, understand, and develop schematic diagrams, technical manuals, and documentation such that the supported equipment and software can be maintained with minimal training.
• Working knowledge of Service Now or similar IT Service Management (ITSM) products.
• Superior verbal and written communication skills.
• Intermediate-level knowledge of MS Office products Word, Excel, PowerPoint, and Visio.

Qualifications

• Doctorate degree and 8 years of experience.
• Master’s degree and 10 years of experience.
• Bachelor’s degree and 12 years of experience.
• Associate’s degree and 14 years of experience.
• High School diploma and 16 years of experience.

Skills

• Software, hardware, and standards information technology skills.
• Open systems architectures, reference models, and profiles of standards.
• Service Now or similar IT Service Management (ITSM) products.
• MS Office products Word, Excel, PowerPoint, and Visio.

Benefits

Pay Range: $92,300.00 - $166,850.00

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Securing Your Data

Beware of fake employment opportunities using Leidos' name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work).

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.