Senior Network Engineer in Lanham, MD at Maximus

Date Posted: 5/6/2021

Job Snapshot

Job Description

Maximus is seeking a Senior Network Engineer to join our team in support of our Internal Revenue Service (IRS) client focusing on external connectivity of the Enterprise Network.

The Senior Network Engineer will maintain efficient functional systems, network, and communication connectivity for all users, keeping current on new developments for all assigned areas, including continually performing feasibility studies on how new products and technology would fit into the existing system/WAN/LAN/DMZ infrastructures and developing implementation plans for the changes and upgrades.

•Ensure the integration of IT programs and services;
•Assist with Cloud solutions, design and upgrades;
•Develop solutions to integration and interoperability issues;
•Design, develop, implement and manage IT network services that meet current and future business requirements, and apply or extend, enhance, or optimize the existing architecture;
•Manage assigned projects;
•Communicate complex technical requirements to non-technical personnel;
•Prepare and present briefings to senior management officials on complex/interdependent issues;
•Lead IT data management projects from design to support; evaluating the effectiveness of installed systems and services; and providing advice on and devising solutions to a wide range of IT issues;
•Conduct cost-benefit analyses and total cost of ownership and capacity studies;
•Establish complex routing schema;
•Establish security practices;
•Develop Firewall policies and effectiveness; develop traffic shaping and load balancing to ensure optimal performance;
•Develop contingency and recovery plans;
•Develop optimization strategies;
•Provide intranet, Internet, and extranet gateways;
•Coordinate other actions to ensure the implementation of networks that support mission requirements;
•Analyze, plan, test, implement and maintain WAN/LAN communications network components and systems with a focus on external connectivity in a DMZ environment;
•Design, implement, support, monitor, and administer the enterprise network infrastructure including hardware and software which provides external connectivity (e.g., Ethernet, Cisco Routers and Switches, SNMP, firewalls, load balancers, IPSec VPN tunnel creation, network management applications suites and Out-of-band Technologies);
•Configure and troubleshoot network and firewall equipment and issues, and take appropriate steps to resolve faults as quickly as possible on a proactive basis. When outages or network performance problems occur, this position will determine and document the root cause of the outage, and take appropriate steps to resolve the problem;
•Manage the configuration aspects of network devices such as configuration file management, inventory management, software management and network documentation and diagrams;
•Monitor and measure various aspects of performance so that overall performance can be maintained at an acceptable level;
•Collect, monitor, and analyze usage information of network resources to support proactive utilization and capacity management and future planning;
•Adhere to scheduled and unscheduled (outage support) non-core hours.

Location – currently all staff are 100% remote due to COVID. Under normal work circumstances, this position will require being on site at the IRS facility in Lanham, Maryland or Kearneysville West Virginia. There is a potential for travel up to 25% of the time (2-3 visits per year to WV, Memphis TN and Ogden UT).

Project Minimum Requirements:
•Bachelor's Degree in Engineering, Computer Science or related field from an accredited college or university required; an additional four (4) years of related work experience may substitute for a degree.
•At least eight (8) years of experience working with a large enterprise network required, including LAN/WAN/DMZ technologies based on Cisco hardware and platforms.
•Expertise in networking concepts and equipment including IPv4 and IPv6, MPLS, IPSec VPN tunnel, SIP, Routers, Switches, Load Balancers, Protocol analyzers, and probes.
•Experience with all Cisco-specific platforms to include Nexus, Catalyst, ASR and ASA in addition to the respective operating systems such as NX-OS, IOS, and IOS-XE.
•Experience with Palo Alto and/or Fortinet Firewalls.
•Experience with F5 Load Balancers.
•Hands-on experience with aforementioned vendor hardware, virtual, and software platforms.
•Highly proficient in network technologies and expert knowledge level of some of the following: Ethernet, VLANS, SAN technology, Firewalls, IDS; IPS; Load Balancers (LB); TCP/IP; Routing protocols including BGP; EIGRP; OSPF, MPLS; MIBS; IPSec; VPN; network security; and other Emerging Technologies.
•Experience in systems and/or network design.
•Experience in systems engineering, development and testing in a large complex network environment.
•Experience with multi-system/platform program integration.
•Experience working with WAN vendors and the provisioning of WAN circuits.
•Experience providing operational and on-call support.
•Organized, timely, and customer service oriented.
•Ability to work well independently and in a team setting.
•Adaptability, flexibility and ability to deal with ambiguity and change.
•Excellent oral and written communication and customer service skills.
•Excellent attention to detail and good analytical skills.
•Cisco certifications (either CCNP, CCNA or CCDP) preferred.
•Other vendor certifications (desirable) – Palo Alto, F5, CISSP.

Additional Requirements as per Contract:
•Candidates must meet requirements to obtain and maintain an IRS Minimum Background Investigation (MBI) clearance (active IRS Moderate Risk MBI clearance is a plus).
•Candidates must be a US Citizen or a Legal Permanent Resident (Green Card status) for 3 years, and be Federal Tax compliant.

 Job Summary

Essential Duties and Responsibilities:
- Perform a wide variety of evaluation, maintenance, troubleshooting and training tasks to ensure the LAN and WAN network performance meets company and user satisfaction.
- Responsible for watching and responding to corresponding alerts both visual and digital in a timely fashion and engaging additional resources as necessary to resolve any corresponding issues.
- Maintain multi-site network operations and software applications, operating systems and regular maintenance with both private and public facilities.
- Manage assigned delivery services in accordance with established objectives and run books.
- Respond to inquiries from staff, administrators, service providers, site personnel and outside vendors and etc. to provide technical assistance and support.
- Administer the related enterprise systems and servers to ensure availability of services to authorized users.
- Troubleshoot malfunctions of enterprise hardware and software applications, telephones and security systems to resolve operational issues and restore services.
- Troubleshoot additional infrastructure components to include: server hardware, server OS (Windows or Open Source), load balancing, clustering, MS Exchange, MS SharePoint, virtualization, backup and recovery solutions, monitoring solutions, patching solutions and ITSM.
- Document issues and incidents for later use in a KB.
- Manage and maintain the infrastructure tool sets, including standard alerting, monitoring, and management tools.
- Provide mentoring leadership to other colleagues and peers as needed.
- Perform other duties as assigned by management.

Minimum Requirements:
- Requires a minimum of 8 years of related experience with a Bachelor's degree; or 6 years with a Master's degree
- Works on complex issues where analysis of situations or data requires an in-depth evaluation of variable factors.
- Exercises judgement in selecting methods, techniques and evaluation criteria for obtaining results.
- Networks with key contacts outside own area of expertise.
- Determines methods and procedures on new assignments and may coordinate activities of other personnel as a team lead.

Since 1975, Maximus has operated under its founding mission of Helping Government Serve the People, enabling citizens around the globe to successfully engage with their governments at all levels and across a variety of health and human services programs. Maximus delivers innovative business process management and technology solutions that contribute to improved outcomes for citizens and higher levels of productivity, accuracy, accountability and efficiency of government-sponsored programs. With more than 30,000 employees worldwide, Maximus is a proud partner to government agencies in the United States, Australia, Canada, Saudi Arabia, Singapore and the United Kingdom. For more information, visit

EEO Statement: Active military service members, their spouses, and veteran candidates often embody the core competencies Maximus deems essential, and bring a resiliency and dependability that greatly enhances our workforce. We recognize your unique skills and experiences, and want to provide you with a career path that allows you to continue making a difference for our country. We’re proud of our connections to organizations dedicated to serving veterans and their families. If you are transitioning from military to civilian life, have prior service, are a retired veteran or a member of the National Guard or Reserves, or a spouse of an active military service member, we have challenging and rewarding career opportunities available for you. A committed and diverse workforce is our most important resource. Maximus is an Affirmative Action/Equal Opportunity Employer. Maximus provides equal employment opportunities to all qualified applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status or disabled status.